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< li class = "navelem" > < a class = "el" href = "../../dir_39dc0668bd5a501998f94e8b4e546c71.html" > media< / a > < / li > < li class = "navelem" > < a class = "el" href = "../../dir_65f7acfa8cf3a5f1edc11faa2428b914.html" > formats< / a > < / li > < li class = "navelem" > < a class = "el" href = "../../dir_eeaeb49ac3913fcfb450d3ce9cc0141b.html" > wvm< / a > < / li > < / ul >
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< div class = "title" > wvm_media_parser.cc< / div > < / div >
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< div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > // Copyright 2014 The Chromium Authors. All rights reserved.< / span > < / div >
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > // Use of this source code is governed by a BSD-style license that can be< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > // found in the LICENSE file.< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "preprocessor" > #include " packager/media/formats/wvm/wvm_media_parser.h" < / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "preprocessor" > #include < map> < / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "preprocessor" > #include < sstream> < / span > < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < / div >
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< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "preprocessor" > #include " packager/base/strings/string_number_conversions.h" < / span > < / div >
2016-03-18 05:18:31 +00:00
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "preprocessor" > #include " packager/media/base/aes_decryptor.h" < / span > < / div >
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< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < span class = "preprocessor" > #include " packager/media/base/audio_stream_info.h" < / span > < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include " packager/media/base/key_source.h" < / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "preprocessor" > #include " packager/media/base/media_sample.h" < / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include " packager/media/base/status.h" < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "preprocessor" > #include " packager/media/base/video_stream_info.h" < / span > < / div >
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< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #include " packager/media/codecs/aac_audio_specific_config.h" < / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > #include " packager/media/codecs/avc_decoder_configuration_record.h" < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "preprocessor" > #include " packager/media/codecs/es_descriptor.h" < / span > < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "preprocessor" > #include " packager/media/formats/mp2t/adts_header.h" < / span > < / div >
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< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "preprocessor" > #define HAS_HEADER_EXTENSION(x) ((x != 0xBC) & & (x != 0xBE) & & (x != 0xBF) \< / span > < / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < span class = "preprocessor" > & & (x != 0xF0) & & (x != 0xF2) & & (x != 0xF8) \< / span > < / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "preprocessor" > & & (x != 0xFF))< / span > < / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "preprocessor" > < / span > < / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "keyword" > const< / span > uint32_t kMpeg2ClockRate = 90000;< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "keyword" > const< / span > uint32_t kPesOptPts = 0x80;< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < span class = "keyword" > const< / span > uint32_t kPesOptDts = 0x40;< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < span class = "keyword" > const< / span > uint32_t kPesOptAlign = 0x04;< / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   < span class = "keyword" > const< / span > uint32_t kPsmStreamId = 0xBC;< / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   < span class = "keyword" > const< / span > uint32_t kPaddingStreamId = 0xBE;< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   < span class = "keyword" > const< / span > uint32_t kIndexMagic = 0x49444d69;< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   < span class = "keyword" > const< / span > uint32_t kIndexStreamId = 0xBF; < span class = "comment" > // private_stream_2< / span > < / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < span class = "keyword" > const< / span > uint32_t kIndexVersion4HeaderSize = 12;< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < span class = "keyword" > const< / span > uint32_t kEcmStreamId = 0xF0;< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < span class = "keyword" > const< / span > uint32_t kV2MetadataStreamId = 0xF1; < span class = "comment" > // EMM_stream< / span > < / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < span class = "keyword" > const< / span > uint32_t kScramblingBitsMask = 0x30;< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "keyword" > const< / span > uint32_t kStartCode1 = 0x00;< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < span class = "keyword" > const< / span > uint32_t kStartCode2 = 0x00;< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < span class = "keyword" > const< / span > uint32_t kStartCode3 = 0x01;< / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "keyword" > const< / span > uint32_t kStartCode4Pack = 0xBA;< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < span class = "keyword" > const< / span > uint32_t kStartCode4System = 0xBB;< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < span class = "keyword" > const< / span > uint32_t kStartCode4ProgramEnd = 0xB9;< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < span class = "keyword" > const< / span > uint32_t kPesStreamIdVideoMask = 0xF0;< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < span class = "keyword" > const< / span > uint32_t kPesStreamIdVideo = 0xE0;< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   < span class = "keyword" > const< / span > uint32_t kPesStreamIdAudioMask = 0xE0;< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < span class = "keyword" > const< / span > uint32_t kPesStreamIdAudio = 0xC0;< / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   < span class = "keyword" > const< / span > uint32_t kVersion4 = 4;< / div >
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< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > kAdtsHeaderMinSize = 7;< / div >
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< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < span class = "keyword" > const< / span > uint8_t kAacSampleSizeBits = 16;< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < span class = "comment" > // Applies to all video streams.< / span > < / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < span class = "keyword" > const< / span > uint8_t kNaluLengthSize = 4; < span class = "comment" > // unit is bytes.< / span > < / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "comment" > // Placeholder sampling frequency for all audio streams, which< / span > < / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   < span class = "comment" > // will be overwritten after filter parsing.< / span > < / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < span class = "keyword" > const< / span > uint32_t kDefaultSamplingFrequency = 100;< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   < span class = "keyword" > const< / span > uint16_t kEcmSizeBytes = 80;< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < span class = "keyword" > const< / span > uint32_t kInitializationVectorSizeBytes = 16;< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < span class = "comment" > // ECM fields for processing.< / span > < / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < span class = "keyword" > const< / span > uint32_t kEcmContentKeySizeBytes = 16;< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < span class = "keyword" > const< / span > uint32_t kEcmDCPFlagsSizeBytes = 3;< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < span class = "keyword" > const< / span > uint32_t kEcmCCIFlagsSizeBytes = 1;< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < span class = "keyword" > const< / span > uint32_t kEcmFlagsSizeBytes =< / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   kEcmCCIFlagsSizeBytes + kEcmDCPFlagsSizeBytes;< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   < span class = "keyword" > const< / span > uint32_t kEcmPaddingSizeBytes = 12;< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < span class = "keyword" > const< / span > uint32_t kAssetKeySizeBytes = 16;< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "comment" > // Default audio and video PES stream IDs.< / span > < / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < span class = "keyword" > const< / span > uint8_t kDefaultAudioStreamId = kPesStreamIdAudio;< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < span class = "keyword" > const< / span > uint8_t kDefaultVideoStreamId = kPesStreamIdVideo;< / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   < / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   < span class = "keyword" > enum< / span > Type {< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   Type_void = 0,< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   Type_uint8 = 1,< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   Type_int8 = 2,< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   Type_uint16 = 3,< / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   Type_int16 = 4,< / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   Type_uint32 = 5,< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   Type_int32 = 6,< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   Type_uint64 = 7,< / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   Type_int64 = 8,< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   Type_string = 9,< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   Type_BinaryData = 10< / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   };< / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   } < span class = "comment" > // namespace< / span > < / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < / div >
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< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < span class = "keyword" > namespace < / span > shaka {< / div >
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< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < span class = "keyword" > namespace < / span > media {< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < span class = "keyword" > namespace < / span > wvm {< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   WvmMediaParser::WvmMediaParser()< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   : is_initialized_(false),< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   parse_state_(StartCode1),< / div >
2016-08-19 23:43:16 +00:00
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   skip_bytes_(0),< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   metadata_is_complete_(false),< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   current_program_id_(0),< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   pes_stream_id_(0),< / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   prev_pes_stream_id_(0),< / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   pes_packet_bytes_(0),< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   pes_flags_1_(0),< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   pes_flags_2_(0),< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   prev_pes_flags_1_(0),< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   pes_header_data_bytes_(0),< / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   timestamp_(0),< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   pts_(0),< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   dts_(0),< / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   index_program_id_(0),< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   media_sample_(NULL),< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   crypto_unit_start_pos_(0),< / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   stream_id_count_(0),< / div >
2017-03-23 23:54:18 +00:00
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   decryption_key_source_(NULL) {}< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   WvmMediaParser::~WvmMediaParser() {}< / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > < a class = "line" href = "../../dc/d18/classshaka_1_1media_1_1wvm_1_1WvmMediaParser.html#a6f931f1702724a9b19c3078a7832bc77" > 115< / a > < / span >   < span class = "keywordtype" > void< / span > WvmMediaParser::Init(< span class = "keyword" > const< / span > InitCB& init_cb,< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < span class = "keyword" > const< / span > NewSampleCB& new_sample_cb,< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   < a class = "code" href = "../../d1/d1f/classshaka_1_1media_1_1KeySource.html" > KeySource< / a > * decryption_key_source) {< / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   DCHECK(!is_initialized_);< / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   DCHECK(!init_cb.is_null());< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   DCHECK(!new_sample_cb.is_null());< / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   decryption_key_source_ = decryption_key_source;< / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   init_cb_ = init_cb;< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   new_sample_cb_ = new_sample_cb;< / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   }< / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   < / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > < a class = "line" href = "../../dc/d18/classshaka_1_1media_1_1wvm_1_1WvmMediaParser.html#a246702aa75891cbe396ca7cc11e13eeb" > 126< / a > < / span >   < span class = "keywordtype" > bool< / span > WvmMediaParser::Parse(< span class = "keyword" > const< / span > uint8_t* buf, < span class = "keywordtype" > int< / span > size) {< / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   < span class = "keywordtype" > size_t< / span > num_bytes = 0;< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   < span class = "keywordtype" > size_t< / span > prev_size = 0;< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < span class = "keyword" > const< / span > uint8_t* read_ptr = buf;< / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   < span class = "keyword" > const< / span > uint8_t* end = read_ptr + size;< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   < / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   < span class = "keywordflow" > while< / span > (read_ptr < end) {< / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   < span class = "keywordflow" > switch< / span > (parse_state_) {< / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   < span class = "keywordflow" > case< / span > StartCode1:< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   < span class = "keywordflow" > if< / span > (*read_ptr == kStartCode1) {< / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   parse_state_ = StartCode2;< / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   }< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   < span class = "keywordflow" > case< / span > StartCode2:< / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   < span class = "keywordflow" > if< / span > (*read_ptr == kStartCode2) {< / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   parse_state_ = StartCode3;< / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   }< / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   < span class = "keywordflow" > case< / span > StartCode3:< / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   < span class = "keywordflow" > if< / span > (*read_ptr == kStartCode3) {< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   parse_state_ = StartCode4;< / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   }< / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   < span class = "keywordflow" > case< / span > StartCode4:< / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   < span class = "keywordflow" > switch< / span > (*read_ptr) {< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   < span class = "keywordflow" > case< / span > kStartCode4Pack:< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   parse_state_ = PackHeader1;< / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   < span class = "keywordflow" > case< / span > kStartCode4System:< / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   parse_state_ = SystemHeader1;< / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < span class = "keywordflow" > case< / span > kStartCode4ProgramEnd:< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   parse_state_ = ProgramEnd;< / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   parse_state_ = PesStreamId;< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   }< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   < span class = "keywordflow" > case< / span > PackHeader1:< / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   parse_state_ = PackHeader2;< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   < span class = "keywordflow" > case< / span > PackHeader2:< / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   parse_state_ = PackHeader3;< / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   < span class = "keywordflow" > case< / span > PackHeader3:< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   parse_state_ = PackHeader4;< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   < span class = "keywordflow" > case< / span > PackHeader4:< / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   parse_state_ = PackHeader5;< / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   < span class = "keywordflow" > case< / span > PackHeader5:< / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   parse_state_ = PackHeader6;< / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < span class = "keywordflow" > case< / span > PackHeader6:< / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   parse_state_ = PackHeader7;< / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < span class = "keywordflow" > case< / span > PackHeader7:< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   parse_state_ = PackHeader8;< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   < span class = "keywordflow" > case< / span > PackHeader8:< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   parse_state_ = PackHeader9;< / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   < span class = "keywordflow" > case< / span > PackHeader9:< / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   parse_state_ = PackHeader10;< / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   < span class = "keywordflow" > case< / span > PackHeader10:< / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   skip_bytes_ = *read_ptr & 0x07;< / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   parse_state_ = PackHeaderStuffingSkip;< / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   < span class = "keywordflow" > case< / span > SystemHeader1:< / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   skip_bytes_ = *read_ptr;< / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   skip_bytes_ < < = 8;< / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   parse_state_ = SystemHeader2;< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   < span class = "keywordflow" > case< / span > SystemHeader2:< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   skip_bytes_ |= *read_ptr;< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   parse_state_ = SystemHeaderSkip;< / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   < span class = "keywordflow" > case< / span > PackHeaderStuffingSkip:< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   < span class = "keywordflow" > if< / span > (end > = skip_bytes_ + read_ptr) {< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   read_ptr += skip_bytes_;< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   skip_bytes_ = 0;< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   skip_bytes_ -= (end - read_ptr);< / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   read_ptr = end;< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   }< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   < span class = "keywordflow" > case< / span > SystemHeaderSkip:< / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   < span class = "keywordflow" > if< / span > (end > = skip_bytes_ + read_ptr) {< / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   read_ptr += skip_bytes_;< / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   skip_bytes_ = 0;< / div >
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   uint32_t remaining_size = end - read_ptr;< / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   skip_bytes_ -= remaining_size;< / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   read_ptr = end;< / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   }< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   < span class = "keywordflow" > case< / span > PesStreamId:< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   pes_stream_id_ = *read_ptr;< / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   < span class = "keywordflow" > if< / span > (!metadata_is_complete_ & & < / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   (pes_stream_id_ != kPsmStreamId) & & < / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   (pes_stream_id_ != kIndexStreamId) & & < / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   (pes_stream_id_ != kEcmStreamId) & & < / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   (pes_stream_id_ != kV2MetadataStreamId) & & < / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   (pes_stream_id_ != kPaddingStreamId)) {< / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   metadata_is_complete_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   }< / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   parse_state_ = PesPacketLength1;< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   < span class = "keywordflow" > case< / span > PesPacketLength1:< / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   pes_packet_bytes_ = *read_ptr;< / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   pes_packet_bytes_ < < = 8;< / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   parse_state_ = PesPacketLength2;< / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   < span class = "keywordflow" > case< / span > PesPacketLength2:< / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   pes_packet_bytes_ |= *read_ptr;< / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   < span class = "keywordflow" > if< / span > (HAS_HEADER_EXTENSION(pes_stream_id_)) {< / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   parse_state_ = PesExtension1;< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   prev_pes_flags_1_ = pes_flags_1_;< / div >
2016-08-19 23:43:16 +00:00
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   pes_flags_1_ = pes_flags_2_ = 0;< / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   pes_header_data_bytes_ = 0;< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   parse_state_ = PesPayload;< / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   }< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   < span class = "keywordflow" > case< / span > PesExtension1:< / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   prev_pes_flags_1_ = pes_flags_1_;< / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   pes_flags_1_ = *read_ptr;< / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   parse_state_ = PesExtension2;< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   < span class = "keywordflow" > case< / span > PesExtension2:< / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   pes_flags_2_ = *read_ptr;< / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   parse_state_ = PesExtension3;< / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   < span class = "keywordflow" > case< / span > PesExtension3:< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   pes_header_data_bytes_ = *read_ptr;< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   < span class = "keywordflow" > if< / span > (pes_flags_2_ & kPesOptPts) {< / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   parse_state_ = Pts1;< / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   parse_state_ = PesHeaderData;< / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   }< / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   < span class = "keywordflow" > case< / span > Pts1:< / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   timestamp_ = (*read_ptr & 0x0E);< / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   --pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   parse_state_ = Pts2;< / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   < span class = "keywordflow" > case< / span > Pts2:< / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > 285< / span >   timestamp_ < < = 7;< / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   timestamp_ |= *read_ptr;< / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   --pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   parse_state_ = Pts3;< / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   < span class = "keywordflow" > case< / span > Pts3:< / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > 292< / span >   timestamp_ < < = 7;< / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   timestamp_ |= *read_ptr > > 1;< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   --pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   parse_state_ = Pts4;< / div >
< div class = "line" > < a name = "l00297" > < / a > < span class = "lineno" > 297< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00298" > < / a > < span class = "lineno" > 298< / span >   < span class = "keywordflow" > case< / span > Pts4:< / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   timestamp_ < < = 8;< / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   timestamp_ |= *read_ptr;< / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   --pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   parse_state_ = Pts5;< / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   < span class = "keywordflow" > case< / span > Pts5:< / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   timestamp_ < < = 7;< / div >
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   timestamp_ |= *read_ptr > > 1;< / div >
< div class = "line" > < a name = "l00308" > < / a > < span class = "lineno" > 308< / span >   pts_ = timestamp_;< / div >
< div class = "line" > < a name = "l00309" > < / a > < span class = "lineno" > 309< / span >   --pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00310" > < / a > < span class = "lineno" > 310< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   < span class = "keywordflow" > if< / span > (pes_flags_2_ & kPesOptDts) {< / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   parse_state_ = Dts1;< / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   dts_ = pts_;< / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   parse_state_ = PesHeaderData;< / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   }< / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > 318< / span >   < span class = "keywordflow" > case< / span > Dts1:< / div >
< div class = "line" > < a name = "l00319" > < / a > < span class = "lineno" > 319< / span >   timestamp_ = (*read_ptr & 0x0E);< / div >
< div class = "line" > < a name = "l00320" > < / a > < span class = "lineno" > 320< / span >   --pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00321" > < / a > < span class = "lineno" > 321< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00322" > < / a > < span class = "lineno" > 322< / span >   parse_state_ = Dts2;< / div >
< div class = "line" > < a name = "l00323" > < / a > < span class = "lineno" > 323< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00324" > < / a > < span class = "lineno" > 324< / span >   < span class = "keywordflow" > case< / span > Dts2:< / div >
< div class = "line" > < a name = "l00325" > < / a > < span class = "lineno" > 325< / span >   timestamp_ < < = 7;< / div >
< div class = "line" > < a name = "l00326" > < / a > < span class = "lineno" > 326< / span >   timestamp_ |= *read_ptr;< / div >
< div class = "line" > < a name = "l00327" > < / a > < span class = "lineno" > 327< / span >   --pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00328" > < / a > < span class = "lineno" > 328< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00329" > < / a > < span class = "lineno" > 329< / span >   parse_state_ = Dts3;< / div >
< div class = "line" > < a name = "l00330" > < / a > < span class = "lineno" > 330< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00331" > < / a > < span class = "lineno" > 331< / span >   < span class = "keywordflow" > case< / span > Dts3:< / div >
< div class = "line" > < a name = "l00332" > < / a > < span class = "lineno" > 332< / span >   timestamp_ < < = 7;< / div >
< div class = "line" > < a name = "l00333" > < / a > < span class = "lineno" > 333< / span >   timestamp_ |= *read_ptr > > 1;< / div >
< div class = "line" > < a name = "l00334" > < / a > < span class = "lineno" > 334< / span >   --pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00335" > < / a > < span class = "lineno" > 335< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00336" > < / a > < span class = "lineno" > 336< / span >   parse_state_ = Dts4;< / div >
< div class = "line" > < a name = "l00337" > < / a > < span class = "lineno" > 337< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00338" > < / a > < span class = "lineno" > 338< / span >   < span class = "keywordflow" > case< / span > Dts4:< / div >
< div class = "line" > < a name = "l00339" > < / a > < span class = "lineno" > 339< / span >   timestamp_ < < = 8;< / div >
< div class = "line" > < a name = "l00340" > < / a > < span class = "lineno" > 340< / span >   timestamp_ |= *read_ptr;< / div >
< div class = "line" > < a name = "l00341" > < / a > < span class = "lineno" > 341< / span >   --pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00342" > < / a > < span class = "lineno" > 342< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00343" > < / a > < span class = "lineno" > 343< / span >   parse_state_ = Dts5;< / div >
< div class = "line" > < a name = "l00344" > < / a > < span class = "lineno" > 344< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00345" > < / a > < span class = "lineno" > 345< / span >   < span class = "keywordflow" > case< / span > Dts5:< / div >
< div class = "line" > < a name = "l00346" > < / a > < span class = "lineno" > 346< / span >   timestamp_ < < = 7;< / div >
< div class = "line" > < a name = "l00347" > < / a > < span class = "lineno" > 347< / span >   timestamp_ |= *read_ptr > > 1;< / div >
< div class = "line" > < a name = "l00348" > < / a > < span class = "lineno" > 348< / span >   dts_ = timestamp_;< / div >
< div class = "line" > < a name = "l00349" > < / a > < span class = "lineno" > 349< / span >   --pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00350" > < / a > < span class = "lineno" > 350< / span >   --pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00351" > < / a > < span class = "lineno" > 351< / span >   parse_state_ = PesHeaderData;< / div >
< div class = "line" > < a name = "l00352" > < / a > < span class = "lineno" > 352< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00353" > < / a > < span class = "lineno" > 353< / span >   < span class = "keywordflow" > case< / span > PesHeaderData:< / div >
< div class = "line" > < a name = "l00354" > < / a > < span class = "lineno" > 354< / span >   num_bytes = end - read_ptr;< / div >
< div class = "line" > < a name = "l00355" > < / a > < span class = "lineno" > 355< / span >   < span class = "keywordflow" > if< / span > (num_bytes > = pes_header_data_bytes_) {< / div >
< div class = "line" > < a name = "l00356" > < / a > < span class = "lineno" > 356< / span >   num_bytes = pes_header_data_bytes_;< / div >
< div class = "line" > < a name = "l00357" > < / a > < span class = "lineno" > 357< / span >   parse_state_ = PesPayload;< / div >
< div class = "line" > < a name = "l00358" > < / a > < span class = "lineno" > 358< / span >   }< / div >
< div class = "line" > < a name = "l00359" > < / a > < span class = "lineno" > 359< / span >   pes_header_data_bytes_ -= num_bytes;< / div >
< div class = "line" > < a name = "l00360" > < / a > < span class = "lineno" > 360< / span >   pes_packet_bytes_ -= num_bytes;< / div >
< div class = "line" > < a name = "l00361" > < / a > < span class = "lineno" > 361< / span >   read_ptr += num_bytes;< / div >
< div class = "line" > < a name = "l00362" > < / a > < span class = "lineno" > 362< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00363" > < / a > < span class = "lineno" > 363< / span >   < span class = "keywordflow" > case< / span > PesPayload:< / div >
< div class = "line" > < a name = "l00364" > < / a > < span class = "lineno" > 364< / span >   < span class = "keywordflow" > switch< / span > (pes_stream_id_) {< / div >
< div class = "line" > < a name = "l00365" > < / a > < span class = "lineno" > 365< / span >   < span class = "keywordflow" > case< / span > kPsmStreamId:< / div >
< div class = "line" > < a name = "l00366" > < / a > < span class = "lineno" > 366< / span >   psm_data_.clear();< / div >
< div class = "line" > < a name = "l00367" > < / a > < span class = "lineno" > 367< / span >   parse_state_ = PsmPayload;< / div >
< div class = "line" > < a name = "l00368" > < / a > < span class = "lineno" > 368< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00369" > < / a > < span class = "lineno" > 369< / span >   < span class = "keywordflow" > case< / span > kPaddingStreamId:< / div >
< div class = "line" > < a name = "l00370" > < / a > < span class = "lineno" > 370< / span >   parse_state_ = Padding;< / div >
< div class = "line" > < a name = "l00371" > < / a > < span class = "lineno" > 371< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00372" > < / a > < span class = "lineno" > 372< / span >   < span class = "keywordflow" > case< / span > kEcmStreamId:< / div >
< div class = "line" > < a name = "l00373" > < / a > < span class = "lineno" > 373< / span >   ecm_.clear();< / div >
< div class = "line" > < a name = "l00374" > < / a > < span class = "lineno" > 374< / span >   parse_state_ = EcmPayload;< / div >
< div class = "line" > < a name = "l00375" > < / a > < span class = "lineno" > 375< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00376" > < / a > < span class = "lineno" > 376< / span >   < span class = "keywordflow" > case< / span > kIndexStreamId:< / div >
< div class = "line" > < a name = "l00377" > < / a > < span class = "lineno" > 377< / span >   parse_state_ = IndexPayload;< / div >
< div class = "line" > < a name = "l00378" > < / a > < span class = "lineno" > 378< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00379" > < / a > < span class = "lineno" > 379< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00380" > < / a > < span class = "lineno" > 380< / span >   < span class = "keywordflow" > if< / span > (!DemuxNextPes(< span class = "keyword" > false< / span > )) {< / div >
< div class = "line" > < a name = "l00381" > < / a > < span class = "lineno" > 381< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00382" > < / a > < span class = "lineno" > 382< / span >   }< / div >
< div class = "line" > < a name = "l00383" > < / a > < span class = "lineno" > 383< / span >   parse_state_ = EsPayload;< / div >
< div class = "line" > < a name = "l00384" > < / a > < span class = "lineno" > 384< / span >   }< / div >
< div class = "line" > < a name = "l00385" > < / a > < span class = "lineno" > 385< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00386" > < / a > < span class = "lineno" > 386< / span >   < span class = "keywordflow" > case< / span > PsmPayload:< / div >
< div class = "line" > < a name = "l00387" > < / a > < span class = "lineno" > 387< / span >   num_bytes = end - read_ptr;< / div >
< div class = "line" > < a name = "l00388" > < / a > < span class = "lineno" > 388< / span >   < span class = "keywordflow" > if< / span > (num_bytes > = pes_packet_bytes_) {< / div >
< div class = "line" > < a name = "l00389" > < / a > < span class = "lineno" > 389< / span >   num_bytes = pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00390" > < / a > < span class = "lineno" > 390< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00391" > < / a > < span class = "lineno" > 391< / span >   }< / div >
< div class = "line" > < a name = "l00392" > < / a > < span class = "lineno" > 392< / span >   < span class = "keywordflow" > if< / span > (num_bytes > 0) {< / div >
< div class = "line" > < a name = "l00393" > < / a > < span class = "lineno" > 393< / span >   pes_packet_bytes_ -= num_bytes;< / div >
< div class = "line" > < a name = "l00394" > < / a > < span class = "lineno" > 394< / span >   prev_size = psm_data_.size();< / div >
< div class = "line" > < a name = "l00395" > < / a > < span class = "lineno" > 395< / span >   psm_data_.resize(prev_size + num_bytes);< / div >
< div class = "line" > < a name = "l00396" > < / a > < span class = "lineno" > 396< / span >   memcpy(& psm_data_[prev_size], read_ptr, num_bytes);< / div >
< div class = "line" > < a name = "l00397" > < / a > < span class = "lineno" > 397< / span >   }< / div >
< div class = "line" > < a name = "l00398" > < / a > < span class = "lineno" > 398< / span >   read_ptr += num_bytes;< / div >
< div class = "line" > < a name = "l00399" > < / a > < span class = "lineno" > 399< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00400" > < / a > < span class = "lineno" > 400< / span >   < span class = "keywordflow" > case< / span > EcmPayload:< / div >
< div class = "line" > < a name = "l00401" > < / a > < span class = "lineno" > 401< / span >   num_bytes = end - read_ptr;< / div >
< div class = "line" > < a name = "l00402" > < / a > < span class = "lineno" > 402< / span >   < span class = "keywordflow" > if< / span > (num_bytes > = pes_packet_bytes_) {< / div >
< div class = "line" > < a name = "l00403" > < / a > < span class = "lineno" > 403< / span >   num_bytes = pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00404" > < / a > < span class = "lineno" > 404< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00405" > < / a > < span class = "lineno" > 405< / span >   }< / div >
< div class = "line" > < a name = "l00406" > < / a > < span class = "lineno" > 406< / span >   < span class = "keywordflow" > if< / span > (num_bytes > 0) {< / div >
< div class = "line" > < a name = "l00407" > < / a > < span class = "lineno" > 407< / span >   pes_packet_bytes_ -= num_bytes;< / div >
< div class = "line" > < a name = "l00408" > < / a > < span class = "lineno" > 408< / span >   prev_size = ecm_.size();< / div >
< div class = "line" > < a name = "l00409" > < / a > < span class = "lineno" > 409< / span >   ecm_.resize(prev_size + num_bytes);< / div >
< div class = "line" > < a name = "l00410" > < / a > < span class = "lineno" > 410< / span >   memcpy(& ecm_[prev_size], read_ptr, num_bytes);< / div >
< div class = "line" > < a name = "l00411" > < / a > < span class = "lineno" > 411< / span >   }< / div >
< div class = "line" > < a name = "l00412" > < / a > < span class = "lineno" > 412< / span >   < span class = "keywordflow" > if< / span > ((pes_packet_bytes_ == 0) & & !ecm_.empty()) {< / div >
< div class = "line" > < a name = "l00413" > < / a > < span class = "lineno" > 413< / span >   < span class = "keywordflow" > if< / span > (!ProcessEcm()) {< / div >
< div class = "line" > < a name = "l00414" > < / a > < span class = "lineno" > 414< / span >   < span class = "keywordflow" > return< / span > (< span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l00415" > < / a > < span class = "lineno" > 415< / span >   }< / div >
< div class = "line" > < a name = "l00416" > < / a > < span class = "lineno" > 416< / span >   }< / div >
< div class = "line" > < a name = "l00417" > < / a > < span class = "lineno" > 417< / span >   read_ptr += num_bytes;< / div >
< div class = "line" > < a name = "l00418" > < / a > < span class = "lineno" > 418< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00419" > < / a > < span class = "lineno" > 419< / span >   < span class = "keywordflow" > case< / span > IndexPayload:< / div >
< div class = "line" > < a name = "l00420" > < / a > < span class = "lineno" > 420< / span >   num_bytes = end - read_ptr;< / div >
< div class = "line" > < a name = "l00421" > < / a > < span class = "lineno" > 421< / span >   < span class = "keywordflow" > if< / span > (num_bytes > = pes_packet_bytes_) {< / div >
< div class = "line" > < a name = "l00422" > < / a > < span class = "lineno" > 422< / span >   num_bytes = pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00423" > < / a > < span class = "lineno" > 423< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00424" > < / a > < span class = "lineno" > 424< / span >   }< / div >
< div class = "line" > < a name = "l00425" > < / a > < span class = "lineno" > 425< / span >   < span class = "keywordflow" > if< / span > (num_bytes > 0) {< / div >
< div class = "line" > < a name = "l00426" > < / a > < span class = "lineno" > 426< / span >   pes_packet_bytes_ -= num_bytes;< / div >
< div class = "line" > < a name = "l00427" > < / a > < span class = "lineno" > 427< / span >   prev_size = index_data_.size();< / div >
< div class = "line" > < a name = "l00428" > < / a > < span class = "lineno" > 428< / span >   index_data_.resize(prev_size + num_bytes);< / div >
< div class = "line" > < a name = "l00429" > < / a > < span class = "lineno" > 429< / span >   memcpy(& index_data_[prev_size], read_ptr, num_bytes);< / div >
< div class = "line" > < a name = "l00430" > < / a > < span class = "lineno" > 430< / span >   }< / div >
< div class = "line" > < a name = "l00431" > < / a > < span class = "lineno" > 431< / span >   < span class = "keywordflow" > if< / span > (pes_packet_bytes_ == 0 & & !index_data_.empty()) {< / div >
< div class = "line" > < a name = "l00432" > < / a > < span class = "lineno" > 432< / span >   < span class = "keywordflow" > if< / span > (!metadata_is_complete_) {< / div >
< div class = "line" > < a name = "l00433" > < / a > < span class = "lineno" > 433< / span >   < span class = "keywordflow" > if< / span > (!ParseIndexEntry()) {< / div >
< div class = "line" > < a name = "l00434" > < / a > < span class = "lineno" > 434< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00435" > < / a > < span class = "lineno" > 435< / span >   }< / div >
< div class = "line" > < a name = "l00436" > < / a > < span class = "lineno" > 436< / span >   }< / div >
< div class = "line" > < a name = "l00437" > < / a > < span class = "lineno" > 437< / span >   }< / div >
< div class = "line" > < a name = "l00438" > < / a > < span class = "lineno" > 438< / span >   read_ptr += num_bytes;< / div >
< div class = "line" > < a name = "l00439" > < / a > < span class = "lineno" > 439< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00440" > < / a > < span class = "lineno" > 440< / span >   < span class = "keywordflow" > case< / span > EsPayload:< / div >
< div class = "line" > < a name = "l00441" > < / a > < span class = "lineno" > 441< / span >   num_bytes = end - read_ptr;< / div >
< div class = "line" > < a name = "l00442" > < / a > < span class = "lineno" > 442< / span >   < span class = "keywordflow" > if< / span > (num_bytes > = pes_packet_bytes_) {< / div >
< div class = "line" > < a name = "l00443" > < / a > < span class = "lineno" > 443< / span >   num_bytes = pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00444" > < / a > < span class = "lineno" > 444< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00445" > < / a > < span class = "lineno" > 445< / span >   }< / div >
< div class = "line" > < a name = "l00446" > < / a > < span class = "lineno" > 446< / span >   pes_packet_bytes_ -= num_bytes;< / div >
< div class = "line" > < a name = "l00447" > < / a > < span class = "lineno" > 447< / span >   < span class = "keywordflow" > if< / span > (pes_stream_id_ != kV2MetadataStreamId) {< / div >
< div class = "line" > < a name = "l00448" > < / a > < span class = "lineno" > 448< / span >   sample_data_.resize(sample_data_.size() + num_bytes);< / div >
< div class = "line" > < a name = "l00449" > < / a > < span class = "lineno" > 449< / span >   memcpy(& sample_data_[sample_data_.size() - num_bytes], read_ptr,< / div >
< div class = "line" > < a name = "l00450" > < / a > < span class = "lineno" > 450< / span >   num_bytes);< / div >
< div class = "line" > < a name = "l00451" > < / a > < span class = "lineno" > 451< / span >   }< / div >
< div class = "line" > < a name = "l00452" > < / a > < span class = "lineno" > 452< / span >   prev_pes_stream_id_ = pes_stream_id_;< / div >
< div class = "line" > < a name = "l00453" > < / a > < span class = "lineno" > 453< / span >   read_ptr += num_bytes;< / div >
< div class = "line" > < a name = "l00454" > < / a > < span class = "lineno" > 454< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00455" > < / a > < span class = "lineno" > 455< / span >   < span class = "keywordflow" > case< / span > Padding:< / div >
< div class = "line" > < a name = "l00456" > < / a > < span class = "lineno" > 456< / span >   num_bytes = end - read_ptr;< / div >
< div class = "line" > < a name = "l00457" > < / a > < span class = "lineno" > 457< / span >   < span class = "keywordflow" > if< / span > (num_bytes > = pes_packet_bytes_) {< / div >
< div class = "line" > < a name = "l00458" > < / a > < span class = "lineno" > 458< / span >   num_bytes = pes_packet_bytes_;< / div >
< div class = "line" > < a name = "l00459" > < / a > < span class = "lineno" > 459< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00460" > < / a > < span class = "lineno" > 460< / span >   }< / div >
< div class = "line" > < a name = "l00461" > < / a > < span class = "lineno" > 461< / span >   pes_packet_bytes_ -= num_bytes;< / div >
< div class = "line" > < a name = "l00462" > < / a > < span class = "lineno" > 462< / span >   read_ptr += num_bytes;< / div >
< div class = "line" > < a name = "l00463" > < / a > < span class = "lineno" > 463< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00464" > < / a > < span class = "lineno" > 464< / span >   < span class = "keywordflow" > case< / span > ProgramEnd:< / div >
< div class = "line" > < a name = "l00465" > < / a > < span class = "lineno" > 465< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00466" > < / a > < span class = "lineno" > 466< / span >   metadata_is_complete_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00467" > < / a > < span class = "lineno" > 467< / span >   < span class = "keywordflow" > if< / span > (!DemuxNextPes(< span class = "keyword" > true< / span > )) {< / div >
< div class = "line" > < a name = "l00468" > < / a > < span class = "lineno" > 468< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00469" > < / a > < span class = "lineno" > 469< / span >   }< / div >
< div class = "line" > < a name = "l00470" > < / a > < span class = "lineno" > 470< / span >   < span class = "keywordflow" > if< / span > (!Flush()) {< / div >
< div class = "line" > < a name = "l00471" > < / a > < span class = "lineno" > 471< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00472" > < / a > < span class = "lineno" > 472< / span >   }< / div >
< div class = "line" > < a name = "l00473" > < / a > < span class = "lineno" > 473< / span >   < span class = "comment" > // Reset.< / span > < / div >
< div class = "line" > < a name = "l00474" > < / a > < span class = "lineno" > 474< / span >   dts_ = pts_ = 0;< / div >
< div class = "line" > < a name = "l00475" > < / a > < span class = "lineno" > 475< / span >   parse_state_ = StartCode1;< / div >
< div class = "line" > < a name = "l00476" > < / a > < span class = "lineno" > 476< / span >   prev_media_sample_data_.Reset();< / div >
< div class = "line" > < a name = "l00477" > < / a > < span class = "lineno" > 477< / span >   current_program_id_++;< / div >
< div class = "line" > < a name = "l00478" > < / a > < span class = "lineno" > 478< / span >   ecm_.clear();< / div >
< div class = "line" > < a name = "l00479" > < / a > < span class = "lineno" > 479< / span >   index_data_.clear();< / div >
< div class = "line" > < a name = "l00480" > < / a > < span class = "lineno" > 480< / span >   psm_data_.clear();< / div >
< div class = "line" > < a name = "l00481" > < / a > < span class = "lineno" > 481< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00482" > < / a > < span class = "lineno" > 482< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00483" > < / a > < span class = "lineno" > 483< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00484" > < / a > < span class = "lineno" > 484< / span >   }< / div >
< div class = "line" > < a name = "l00485" > < / a > < span class = "lineno" > 485< / span >   ++read_ptr;< / div >
< div class = "line" > < a name = "l00486" > < / a > < span class = "lineno" > 486< / span >   }< / div >
< div class = "line" > < a name = "l00487" > < / a > < span class = "lineno" > 487< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00488" > < / a > < span class = "lineno" > 488< / span >   }< / div >
< div class = "line" > < a name = "l00489" > < / a > < span class = "lineno" > 489< / span >   < / div >
2017-01-26 03:38:47 +00:00
< div class = "line" > < a name = "l00490" > < / a > < span class = "lineno" > 490< / span >   < span class = "keywordtype" > bool< / span > WvmMediaParser::EmitLastSample(< / div >
< div class = "line" > < a name = "l00491" > < / a > < span class = "lineno" > 491< / span >   uint32_t stream_id,< / div >
< div class = "line" > < a name = "l00492" > < / a > < span class = "lineno" > 492< / span >   < span class = "keyword" > const< / span > std::shared_ptr< MediaSample> & new_sample) {< / div >
< div class = "line" > < a name = "l00493" > < / a > < span class = "lineno" > 493< / span >   std::string key = base::UintToString(current_program_id_)< / div >
< div class = "line" > < a name = "l00494" > < / a > < span class = "lineno" > 494< / span >   .append(< span class = "stringliteral" > " :" < / span > )< / div >
< div class = "line" > < a name = "l00495" > < / a > < span class = "lineno" > 495< / span >   .append(base::UintToString(stream_id));< / div >
< div class = "line" > < a name = "l00496" > < / a > < span class = "lineno" > 496< / span >   std::map< std::string, uint32_t> ::iterator it =< / div >
< div class = "line" > < a name = "l00497" > < / a > < span class = "lineno" > 497< / span >   program_demux_stream_map_.find(key);< / div >
< div class = "line" > < a name = "l00498" > < / a > < span class = "lineno" > 498< / span >   < span class = "keywordflow" > if< / span > (it == program_demux_stream_map_.end())< / div >
< div class = "line" > < a name = "l00499" > < / a > < span class = "lineno" > 499< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00500" > < / a > < span class = "lineno" > 500< / span >   < span class = "keywordflow" > return< / span > EmitSample(stream_id, (*it).second, new_sample, < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00501" > < / a > < span class = "lineno" > 501< / span >   }< / div >
< div class = "line" > < a name = "l00502" > < / a > < span class = "lineno" > 502< / span >   < / div >
< div class = "line" > < a name = "l00503" > < / a > < span class = "lineno" > 503< / span >   < span class = "keywordtype" > bool< / span > WvmMediaParser::EmitPendingSamples() {< / div >
< div class = "line" > < a name = "l00504" > < / a > < span class = "lineno" > 504< / span >   < span class = "comment" > // Emit queued samples which were built when not initialized.< / span > < / div >
< div class = "line" > < a name = "l00505" > < / a > < span class = "lineno" > 505< / span >   < span class = "keywordflow" > while< / span > (!media_sample_queue_.empty()) {< / div >
< div class = "line" > < a name = "l00506" > < / a > < span class = "lineno" > 506< / span >   DemuxStreamIdMediaSample& demux_stream_media_sample =< / div >
< div class = "line" > < a name = "l00507" > < / a > < span class = "lineno" > 507< / span >   media_sample_queue_.front();< / div >
< div class = "line" > < a name = "l00508" > < / a > < span class = "lineno" > 508< / span >   < span class = "keywordflow" > if< / span > (!EmitSample(demux_stream_media_sample.parsed_audio_or_video_stream_id,< / div >
< div class = "line" > < a name = "l00509" > < / a > < span class = "lineno" > 509< / span >   demux_stream_media_sample.demux_stream_id,< / div >
< div class = "line" > < a name = "l00510" > < / a > < span class = "lineno" > 510< / span >   demux_stream_media_sample.media_sample,< / div >
< div class = "line" > < a name = "l00511" > < / a > < span class = "lineno" > 511< / span >   < span class = "keyword" > false< / span > )) {< / div >
< div class = "line" > < a name = "l00512" > < / a > < span class = "lineno" > 512< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00513" > < / a > < span class = "lineno" > 513< / span >   }< / div >
< div class = "line" > < a name = "l00514" > < / a > < span class = "lineno" > 514< / span >   media_sample_queue_.pop_front();< / div >
< div class = "line" > < a name = "l00515" > < / a > < span class = "lineno" > 515< / span >   }< / div >
< div class = "line" > < a name = "l00516" > < / a > < span class = "lineno" > 516< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00517" > < / a > < span class = "lineno" > 517< / span >   }< / div >
< div class = "line" > < a name = "l00518" > < / a > < span class = "lineno" > 518< / span >   < / div >
< div class = "line" > < a name = "l00519" > < / a > < span class = "lineno" > < a class = "line" href = "../../dc/d18/classshaka_1_1media_1_1wvm_1_1WvmMediaParser.html#ac5680e3bd6cdb07fd65af3f39fce999a" > 519< / a > < / span >   < span class = "keywordtype" > bool< / span > WvmMediaParser::Flush() {< / div >
< div class = "line" > < a name = "l00520" > < / a > < span class = "lineno" > 520< / span >   < span class = "comment" > // Flush the last audio and video sample for current program.< / span > < / div >
< div class = "line" > < a name = "l00521" > < / a > < span class = "lineno" > 521< / span >   < span class = "comment" > // Reset the streamID when successfully emitted.< / span > < / div >
< div class = "line" > < a name = "l00522" > < / a > < span class = "lineno" > 522< / span >   < span class = "keywordflow" > if< / span > (prev_media_sample_data_.audio_sample != NULL) {< / div >
< div class = "line" > < a name = "l00523" > < / a > < span class = "lineno" > 523< / span >   < span class = "keywordflow" > if< / span > (!EmitLastSample(prev_pes_stream_id_,< / div >
< div class = "line" > < a name = "l00524" > < / a > < span class = "lineno" > 524< / span >   prev_media_sample_data_.audio_sample)) {< / div >
< div class = "line" > < a name = "l00525" > < / a > < span class = "lineno" > 525< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Did not emit last sample for audio stream with ID = " < / span > < / div >
< div class = "line" > < a name = "l00526" > < / a > < span class = "lineno" > 526< / span >   < < prev_pes_stream_id_;< / div >
< div class = "line" > < a name = "l00527" > < / a > < span class = "lineno" > 527< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00528" > < / a > < span class = "lineno" > 528< / span >   }< / div >
< div class = "line" > < a name = "l00529" > < / a > < span class = "lineno" > 529< / span >   }< / div >
< div class = "line" > < a name = "l00530" > < / a > < span class = "lineno" > 530< / span >   < span class = "keywordflow" > if< / span > (prev_media_sample_data_.video_sample != NULL) {< / div >
< div class = "line" > < a name = "l00531" > < / a > < span class = "lineno" > 531< / span >   < span class = "keywordflow" > if< / span > (!EmitLastSample(prev_pes_stream_id_,< / div >
< div class = "line" > < a name = "l00532" > < / a > < span class = "lineno" > 532< / span >   prev_media_sample_data_.video_sample)) {< / div >
< div class = "line" > < a name = "l00533" > < / a > < span class = "lineno" > 533< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Did not emit last sample for video stream with ID = " < / span > < / div >
< div class = "line" > < a name = "l00534" > < / a > < span class = "lineno" > 534< / span >   < < prev_pes_stream_id_;< / div >
< div class = "line" > < a name = "l00535" > < / a > < span class = "lineno" > 535< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00536" > < / a > < span class = "lineno" > 536< / span >   }< / div >
< div class = "line" > < a name = "l00537" > < / a > < span class = "lineno" > 537< / span >   }< / div >
< div class = "line" > < a name = "l00538" > < / a > < span class = "lineno" > 538< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00539" > < / a > < span class = "lineno" > 539< / span >   }< / div >
< div class = "line" > < a name = "l00540" > < / a > < span class = "lineno" > 540< / span >   < / div >
< div class = "line" > < a name = "l00541" > < / a > < span class = "lineno" > 541< / span >   < span class = "keywordtype" > bool< / span > WvmMediaParser::ParseIndexEntry() {< / div >
< div class = "line" > < a name = "l00542" > < / a > < span class = "lineno" > 542< / span >   < span class = "comment" > // Do not parse index entry at the beginning of any track *after* the first< / span > < / div >
< div class = "line" > < a name = "l00543" > < / a > < span class = "lineno" > 543< / span >   < span class = "comment" > // track.< / span > < / div >
< div class = "line" > < a name = "l00544" > < / a > < span class = "lineno" > 544< / span >   < span class = "keywordflow" > if< / span > (current_program_id_ > 0) {< / div >
< div class = "line" > < a name = "l00545" > < / a > < span class = "lineno" > 545< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00546" > < / a > < span class = "lineno" > 546< / span >   }< / div >
< div class = "line" > < a name = "l00547" > < / a > < span class = "lineno" > 547< / span >   uint32_t index_size = 0;< / div >
< div class = "line" > < a name = "l00548" > < / a > < span class = "lineno" > 548< / span >   < span class = "keywordflow" > if< / span > (index_data_.size() < kIndexVersion4HeaderSize) {< / div >
< div class = "line" > < a name = "l00549" > < / a > < span class = "lineno" > 549< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00550" > < / a > < span class = "lineno" > 550< / span >   }< / div >
< div class = "line" > < a name = "l00551" > < / a > < span class = "lineno" > 551< / span >   < / div >
< div class = "line" > < a name = "l00552" > < / a > < span class = "lineno" > 552< / span >   < span class = "keyword" > const< / span > uint8_t* read_ptr = index_data_.data();< / div >
< div class = "line" > < a name = "l00553" > < / a > < span class = "lineno" > 553< / span >   < span class = "keywordflow" > if< / span > (ntohlFromBuffer(read_ptr) != kIndexMagic) {< / div >
< div class = "line" > < a name = "l00554" > < / a > < span class = "lineno" > 554< / span >   index_data_.clear();< / div >
< div class = "line" > < a name = "l00555" > < / a > < span class = "lineno" > 555< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00556" > < / a > < span class = "lineno" > 556< / span >   }< / div >
< div class = "line" > < a name = "l00557" > < / a > < span class = "lineno" > 557< / span >   read_ptr += 4;< / div >
< div class = "line" > < a name = "l00558" > < / a > < span class = "lineno" > 558< / span >   < / div >
< div class = "line" > < a name = "l00559" > < / a > < span class = "lineno" > 559< / span >   uint32_t version = ntohlFromBuffer(read_ptr);< / div >
< div class = "line" > < a name = "l00560" > < / a > < span class = "lineno" > 560< / span >   read_ptr += 4;< / div >
< div class = "line" > < a name = "l00561" > < / a > < span class = "lineno" > 561< / span >   < span class = "keywordflow" > if< / span > (version == kVersion4) {< / div >
< div class = "line" > < a name = "l00562" > < / a > < span class = "lineno" > 562< / span >   index_size = kIndexVersion4HeaderSize + ntohlFromBuffer(read_ptr);< / div >
< div class = "line" > < a name = "l00563" > < / a > < span class = "lineno" > 563< / span >   < span class = "keywordflow" > if< / span > (index_data_.size() < index_size) {< / div >
< div class = "line" > < a name = "l00564" > < / a > < span class = "lineno" > 564< / span >   < span class = "comment" > // We do not yet have the full index. Keep accumulating index data.< / span > < / div >
< div class = "line" > < a name = "l00565" > < / a > < span class = "lineno" > 565< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00566" > < / a > < span class = "lineno" > 566< / span >   }< / div >
< div class = "line" > < a name = "l00567" > < / a > < span class = "lineno" > 567< / span >   read_ptr += < span class = "keyword" > sizeof< / span > (uint32_t);< / div >
< div class = "line" > < a name = "l00568" > < / a > < span class = "lineno" > 568< / span >   < / div >
< div class = "line" > < a name = "l00569" > < / a > < span class = "lineno" > 569< / span >   < span class = "comment" > // Index metadata< / span > < / div >
< div class = "line" > < a name = "l00570" > < / a > < span class = "lineno" > 570< / span >   uint32_t index_metadata_max_size = index_size - kIndexVersion4HeaderSize;< / div >
< div class = "line" > < a name = "l00571" > < / a > < span class = "lineno" > 571< / span >   < span class = "keywordflow" > if< / span > (index_metadata_max_size < < span class = "keyword" > sizeof< / span > (uint8_t)) {< / div >
< div class = "line" > < a name = "l00572" > < / a > < span class = "lineno" > 572< / span >   index_data_.clear();< / div >
< div class = "line" > < a name = "l00573" > < / a > < span class = "lineno" > 573< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00574" > < / a > < span class = "lineno" > 574< / span >   }< / div >
< div class = "line" > < a name = "l00575" > < / a > < span class = "lineno" > 575< / span >   < / div >
< div class = "line" > < a name = "l00576" > < / a > < span class = "lineno" > 576< / span >   uint64_t track_duration = 0;< / div >
< div class = "line" > < a name = "l00577" > < / a > < span class = "lineno" > 577< / span >   int16_t trick_play_rate = 0;< / div >
< div class = "line" > < a name = "l00578" > < / a > < span class = "lineno" > 578< / span >   uint32_t sampling_frequency = kDefaultSamplingFrequency;< / div >
< div class = "line" > < a name = "l00579" > < / a > < span class = "lineno" > 579< / span >   uint32_t time_scale = kMpeg2ClockRate;< / div >
< div class = "line" > < a name = "l00580" > < / a > < span class = "lineno" > 580< / span >   uint16_t video_width = 0;< / div >
< div class = "line" > < a name = "l00581" > < / a > < span class = "lineno" > 581< / span >   uint16_t video_height = 0;< / div >
< div class = "line" > < a name = "l00582" > < / a > < span class = "lineno" > 582< / span >   uint32_t pixel_width = 0;< / div >
< div class = "line" > < a name = "l00583" > < / a > < span class = "lineno" > 583< / span >   uint32_t pixel_height = 0;< / div >
< div class = "line" > < a name = "l00584" > < / a > < span class = "lineno" > 584< / span >   uint8_t nalu_length_size = kNaluLengthSize;< / div >
< div class = "line" > < a name = "l00585" > < / a > < span class = "lineno" > 585< / span >   uint8_t num_channels = 0;< / div >
< div class = "line" > < a name = "l00586" > < / a > < span class = "lineno" > 586< / span >   < span class = "keywordtype" > int< / span > audio_pes_stream_id = 0;< / div >
< div class = "line" > < a name = "l00587" > < / a > < span class = "lineno" > 587< / span >   < span class = "keywordtype" > int< / span > video_pes_stream_id = 0;< / div >
< div class = "line" > < a name = "l00588" > < / a > < span class = "lineno" > 588< / span >   < span class = "keywordtype" > bool< / span > has_video = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00589" > < / a > < span class = "lineno" > 589< / span >   < span class = "keywordtype" > bool< / span > has_audio = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00590" > < / a > < span class = "lineno" > 590< / span >   std::vector< uint8_t> audio_codec_config;< / div >
< div class = "line" > < a name = "l00591" > < / a > < span class = "lineno" > 591< / span >   std::vector< uint8_t> video_codec_config;< / div >
< div class = "line" > < a name = "l00592" > < / a > < span class = "lineno" > 592< / span >   uint8_t num_index_entries = *read_ptr;< / div >
< div class = "line" > < a name = "l00593" > < / a > < span class = "lineno" > 593< / span >   ++read_ptr;< / div >
< div class = "line" > < a name = "l00594" > < / a > < span class = "lineno" > 594< / span >   --index_metadata_max_size;< / div >
< div class = "line" > < a name = "l00595" > < / a > < span class = "lineno" > 595< / span >   < / div >
< div class = "line" > < a name = "l00596" > < / a > < span class = "lineno" > 596< / span >   < span class = "keywordflow" > for< / span > (uint8_t idx = 0; idx < num_index_entries; ++idx) {< / div >
< div class = "line" > < a name = "l00597" > < / a > < span class = "lineno" > 597< / span >   < span class = "keywordflow" > if< / span > (index_metadata_max_size < (2 * < span class = "keyword" > sizeof< / span > (uint8_t)) + < span class = "keyword" > sizeof< / span > (uint32_t)) {< / div >
< div class = "line" > < a name = "l00598" > < / a > < span class = "lineno" > 598< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00599" > < / a > < span class = "lineno" > 599< / span >   }< / div >
< div class = "line" > < a name = "l00600" > < / a > < span class = "lineno" > 600< / span >   uint8_t tag = *read_ptr;< / div >
< div class = "line" > < a name = "l00601" > < / a > < span class = "lineno" > 601< / span >   ++read_ptr;< / div >
< div class = "line" > < a name = "l00602" > < / a > < span class = "lineno" > 602< / span >   uint8_t type = *read_ptr;< / div >
< div class = "line" > < a name = "l00603" > < / a > < span class = "lineno" > 603< / span >   ++read_ptr;< / div >
< div class = "line" > < a name = "l00604" > < / a > < span class = "lineno" > 604< / span >   uint32_t length = ntohlFromBuffer(read_ptr);< / div >
< div class = "line" > < a name = "l00605" > < / a > < span class = "lineno" > 605< / span >   read_ptr += < span class = "keyword" > sizeof< / span > (uint32_t);< / div >
< div class = "line" > < a name = "l00606" > < / a > < span class = "lineno" > 606< / span >   index_metadata_max_size -= (2 * < span class = "keyword" > sizeof< / span > (uint8_t)) + < span class = "keyword" > sizeof< / span > (uint32_t);< / div >
< div class = "line" > < a name = "l00607" > < / a > < span class = "lineno" > 607< / span >   < span class = "keywordflow" > if< / span > (index_metadata_max_size < length) {< / div >
< div class = "line" > < a name = "l00608" > < / a > < span class = "lineno" > 608< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00609" > < / a > < span class = "lineno" > 609< / span >   }< / div >
< div class = "line" > < a name = "l00610" > < / a > < span class = "lineno" > 610< / span >   int64_t value = 0;< / div >
< div class = "line" > < a name = "l00611" > < / a > < span class = "lineno" > 611< / span >   Tag tagtype = Unset;< / div >
< div class = "line" > < a name = "l00612" > < / a > < span class = "lineno" > 612< / span >   std::vector< uint8_t> binary_data;< / div >
< div class = "line" > < a name = "l00613" > < / a > < span class = "lineno" > 613< / span >   < span class = "keywordflow" > switch< / span > (Type(type)) {< / div >
< div class = "line" > < a name = "l00614" > < / a > < span class = "lineno" > 614< / span >   < span class = "keywordflow" > case< / span > Type_uint8:< / div >
< div class = "line" > < a name = "l00615" > < / a > < span class = "lineno" > 615< / span >   < span class = "keywordflow" > if< / span > (length == < span class = "keyword" > sizeof< / span > (uint8_t)) {< / div >
< div class = "line" > < a name = "l00616" > < / a > < span class = "lineno" > 616< / span >   tagtype = GetTag(tag, length, read_ptr, & value);< / div >
< div class = "line" > < a name = "l00617" > < / a > < span class = "lineno" > 617< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00618" > < / a > < span class = "lineno" > 618< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00619" > < / a > < span class = "lineno" > 619< / span >   }< / div >
< div class = "line" > < a name = "l00620" > < / a > < span class = "lineno" > 620< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00621" > < / a > < span class = "lineno" > 621< / span >   < span class = "keywordflow" > case< / span > Type_int8:< / div >
< div class = "line" > < a name = "l00622" > < / a > < span class = "lineno" > 622< / span >   < span class = "keywordflow" > if< / span > (length == < span class = "keyword" > sizeof< / span > (int8_t)) {< / div >
< div class = "line" > < a name = "l00623" > < / a > < span class = "lineno" > 623< / span >   tagtype = GetTag(tag, length, read_ptr, & value);< / div >
< div class = "line" > < a name = "l00624" > < / a > < span class = "lineno" > 624< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00625" > < / a > < span class = "lineno" > 625< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00626" > < / a > < span class = "lineno" > 626< / span >   }< / div >
< div class = "line" > < a name = "l00627" > < / a > < span class = "lineno" > 627< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00628" > < / a > < span class = "lineno" > 628< / span >   < span class = "keywordflow" > case< / span > Type_uint16:< / div >
< div class = "line" > < a name = "l00629" > < / a > < span class = "lineno" > 629< / span >   < span class = "keywordflow" > if< / span > (length == < span class = "keyword" > sizeof< / span > (uint16_t)) {< / div >
< div class = "line" > < a name = "l00630" > < / a > < span class = "lineno" > 630< / span >   tagtype = GetTag(tag, length, read_ptr, & value);< / div >
< div class = "line" > < a name = "l00631" > < / a > < span class = "lineno" > 631< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00632" > < / a > < span class = "lineno" > 632< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00633" > < / a > < span class = "lineno" > 633< / span >   }< / div >
< div class = "line" > < a name = "l00634" > < / a > < span class = "lineno" > 634< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00635" > < / a > < span class = "lineno" > 635< / span >   < span class = "keywordflow" > case< / span > Type_int16:< / div >
< div class = "line" > < a name = "l00636" > < / a > < span class = "lineno" > 636< / span >   < span class = "keywordflow" > if< / span > (length == < span class = "keyword" > sizeof< / span > (int16_t)) {< / div >
< div class = "line" > < a name = "l00637" > < / a > < span class = "lineno" > 637< / span >   tagtype = GetTag(tag, length, read_ptr, & value);< / div >
< div class = "line" > < a name = "l00638" > < / a > < span class = "lineno" > 638< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00639" > < / a > < span class = "lineno" > 639< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00640" > < / a > < span class = "lineno" > 640< / span >   }< / div >
< div class = "line" > < a name = "l00641" > < / a > < span class = "lineno" > 641< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00642" > < / a > < span class = "lineno" > 642< / span >   < span class = "keywordflow" > case< / span > Type_uint32:< / div >
< div class = "line" > < a name = "l00643" > < / a > < span class = "lineno" > 643< / span >   < span class = "keywordflow" > if< / span > (length == < span class = "keyword" > sizeof< / span > (uint32_t)) {< / div >
< div class = "line" > < a name = "l00644" > < / a > < span class = "lineno" > 644< / span >   tagtype = GetTag(tag, length, read_ptr, & value);< / div >
< div class = "line" > < a name = "l00645" > < / a > < span class = "lineno" > 645< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00646" > < / a > < span class = "lineno" > 646< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00647" > < / a > < span class = "lineno" > 647< / span >   }< / div >
< div class = "line" > < a name = "l00648" > < / a > < span class = "lineno" > 648< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00649" > < / a > < span class = "lineno" > 649< / span >   < span class = "keywordflow" > case< / span > Type_int32:< / div >
< div class = "line" > < a name = "l00650" > < / a > < span class = "lineno" > 650< / span >   < span class = "keywordflow" > if< / span > (length == < span class = "keyword" > sizeof< / span > (int32_t)) {< / div >
< div class = "line" > < a name = "l00651" > < / a > < span class = "lineno" > 651< / span >   tagtype = GetTag(tag, length, read_ptr, & value);< / div >
< div class = "line" > < a name = "l00652" > < / a > < span class = "lineno" > 652< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00653" > < / a > < span class = "lineno" > 653< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00654" > < / a > < span class = "lineno" > 654< / span >   }< / div >
< div class = "line" > < a name = "l00655" > < / a > < span class = "lineno" > 655< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00656" > < / a > < span class = "lineno" > 656< / span >   < span class = "keywordflow" > case< / span > Type_uint64:< / div >
< div class = "line" > < a name = "l00657" > < / a > < span class = "lineno" > 657< / span >   < span class = "keywordflow" > if< / span > (length == < span class = "keyword" > sizeof< / span > (uint64_t)) {< / div >
< div class = "line" > < a name = "l00658" > < / a > < span class = "lineno" > 658< / span >   tagtype = GetTag(tag, length, read_ptr, & value);< / div >
< div class = "line" > < a name = "l00659" > < / a > < span class = "lineno" > 659< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00660" > < / a > < span class = "lineno" > 660< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00661" > < / a > < span class = "lineno" > 661< / span >   }< / div >
< div class = "line" > < a name = "l00662" > < / a > < span class = "lineno" > 662< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00663" > < / a > < span class = "lineno" > 663< / span >   < span class = "keywordflow" > case< / span > Type_int64:< / div >
< div class = "line" > < a name = "l00664" > < / a > < span class = "lineno" > 664< / span >   < span class = "keywordflow" > if< / span > (length == < span class = "keyword" > sizeof< / span > (int64_t)) {< / div >
< div class = "line" > < a name = "l00665" > < / a > < span class = "lineno" > 665< / span >   tagtype = GetTag(tag, length, read_ptr, & value);< / div >
< div class = "line" > < a name = "l00666" > < / a > < span class = "lineno" > 666< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00667" > < / a > < span class = "lineno" > 667< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00668" > < / a > < span class = "lineno" > 668< / span >   }< / div >
< div class = "line" > < a name = "l00669" > < / a > < span class = "lineno" > 669< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00670" > < / a > < span class = "lineno" > 670< / span >   < span class = "keywordflow" > case< / span > Type_string:< / div >
< div class = "line" > < a name = "l00671" > < / a > < span class = "lineno" > 671< / span >   < span class = "keywordflow" > case< / span > Type_BinaryData:< / div >
< div class = "line" > < a name = "l00672" > < / a > < span class = "lineno" > 672< / span >   binary_data.assign(read_ptr, read_ptr + length);< / div >
< div class = "line" > < a name = "l00673" > < / a > < span class = "lineno" > 673< / span >   tagtype = Tag(tag);< / div >
< div class = "line" > < a name = "l00674" > < / a > < span class = "lineno" > 674< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00675" > < / a > < span class = "lineno" > 675< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00676" > < / a > < span class = "lineno" > 676< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00677" > < / a > < span class = "lineno" > 677< / span >   }< / div >
< div class = "line" > < a name = "l00678" > < / a > < span class = "lineno" > 678< / span >   < / div >
< div class = "line" > < a name = "l00679" > < / a > < span class = "lineno" > 679< / span >   < span class = "keywordflow" > switch< / span > (tagtype) {< / div >
< div class = "line" > < a name = "l00680" > < / a > < span class = "lineno" > 680< / span >   < span class = "keywordflow" > case< / span > TrackDuration:< / div >
< div class = "line" > < a name = "l00681" > < / a > < span class = "lineno" > 681< / span >   track_duration = value;< / div >
< div class = "line" > < a name = "l00682" > < / a > < span class = "lineno" > 682< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00683" > < / a > < span class = "lineno" > 683< / span >   < span class = "keywordflow" > case< / span > TrackTrickPlayRate:< / div >
< div class = "line" > < a name = "l00684" > < / a > < span class = "lineno" > 684< / span >   trick_play_rate = value;< / div >
< div class = "line" > < a name = "l00685" > < / a > < span class = "lineno" > 685< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00686" > < / a > < span class = "lineno" > 686< / span >   < span class = "keywordflow" > case< / span > VideoStreamId:< / div >
< div class = "line" > < a name = "l00687" > < / a > < span class = "lineno" > 687< / span >   video_pes_stream_id = value;< / div >
< div class = "line" > < a name = "l00688" > < / a > < span class = "lineno" > 688< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00689" > < / a > < span class = "lineno" > 689< / span >   < span class = "keywordflow" > case< / span > AudioStreamId:< / div >
< div class = "line" > < a name = "l00690" > < / a > < span class = "lineno" > 690< / span >   audio_pes_stream_id = value;< / div >
< div class = "line" > < a name = "l00691" > < / a > < span class = "lineno" > 691< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00692" > < / a > < span class = "lineno" > 692< / span >   < span class = "keywordflow" > case< / span > VideoWidth:< / div >
< div class = "line" > < a name = "l00693" > < / a > < span class = "lineno" > 693< / span >   video_width = (uint16_t)value;< / div >
< div class = "line" > < a name = "l00694" > < / a > < span class = "lineno" > 694< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00695" > < / a > < span class = "lineno" > 695< / span >   < span class = "keywordflow" > case< / span > VideoHeight:< / div >
< div class = "line" > < a name = "l00696" > < / a > < span class = "lineno" > 696< / span >   video_height = (uint16_t)value;< / div >
< div class = "line" > < a name = "l00697" > < / a > < span class = "lineno" > 697< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00698" > < / a > < span class = "lineno" > 698< / span >   < span class = "keywordflow" > case< / span > AudioNumChannels:< / div >
< div class = "line" > < a name = "l00699" > < / a > < span class = "lineno" > 699< / span >   num_channels = (uint8_t)value;< / div >
< div class = "line" > < a name = "l00700" > < / a > < span class = "lineno" > 700< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00701" > < / a > < span class = "lineno" > 701< / span >   < span class = "keywordflow" > case< / span > VideoType:< / div >
< div class = "line" > < a name = "l00702" > < / a > < span class = "lineno" > 702< / span >   has_video = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00703" > < / a > < span class = "lineno" > 703< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00704" > < / a > < span class = "lineno" > 704< / span >   < span class = "keywordflow" > case< / span > AudioType:< / div >
< div class = "line" > < a name = "l00705" > < / a > < span class = "lineno" > 705< / span >   has_audio = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00706" > < / a > < span class = "lineno" > 706< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00707" > < / a > < span class = "lineno" > 707< / span >   < span class = "keywordflow" > case< / span > VideoPixelWidth:< / div >
< div class = "line" > < a name = "l00708" > < / a > < span class = "lineno" > 708< / span >   pixel_width = < span class = "keyword" > static_cast< < / span > uint32_t< span class = "keyword" > > < / span > (value);< / div >
< div class = "line" > < a name = "l00709" > < / a > < span class = "lineno" > 709< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00710" > < / a > < span class = "lineno" > 710< / span >   < span class = "keywordflow" > case< / span > VideoPixelHeight:< / div >
< div class = "line" > < a name = "l00711" > < / a > < span class = "lineno" > 711< / span >   pixel_height = < span class = "keyword" > static_cast< < / span > uint32_t< span class = "keyword" > > < / span > (value);< / div >
< div class = "line" > < a name = "l00712" > < / a > < span class = "lineno" > 712< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00713" > < / a > < span class = "lineno" > 713< / span >   < span class = "keywordflow" > case< / span > Audio_EsDescriptor: {< / div >
< div class = "line" > < a name = "l00714" > < / a > < span class = "lineno" > 714< / span >   ESDescriptor descriptor;< / div >
< div class = "line" > < a name = "l00715" > < / a > < span class = "lineno" > 715< / span >   < span class = "keywordflow" > if< / span > (!descriptor.Parse(binary_data)) {< / div >
< div class = "line" > < a name = "l00716" > < / a > < span class = "lineno" > 716< / span >   LOG(ERROR) < < < / div >
< div class = "line" > < a name = "l00717" > < / a > < span class = "lineno" > 717< / span >   < span class = "stringliteral" > " Could not extract AudioSpecificConfig from ES_Descriptor" < / span > ;< / div >
< div class = "line" > < a name = "l00718" > < / a > < span class = "lineno" > 718< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00719" > < / a > < span class = "lineno" > 719< / span >   }< / div >
< div class = "line" > < a name = "l00720" > < / a > < span class = "lineno" > 720< / span >   audio_codec_config = descriptor.decoder_specific_info();< / div >
< div class = "line" > < a name = "l00721" > < / a > < span class = "lineno" > 721< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00722" > < / a > < span class = "lineno" > 722< / span >   }< / div >
< div class = "line" > < a name = "l00723" > < / a > < span class = "lineno" > 723< / span >   < span class = "keywordflow" > case< / span > Audio_EC3SpecificData:< / div >
< div class = "line" > < a name = "l00724" > < / a > < span class = "lineno" > 724< / span >   < span class = "keywordflow" > case< / span > Audio_DtsSpecificData:< / div >
< div class = "line" > < a name = "l00725" > < / a > < span class = "lineno" > 725< / span >   < span class = "keywordflow" > case< / span > Audio_AC3SpecificData:< / div >
< div class = "line" > < a name = "l00726" > < / a > < span class = "lineno" > 726< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Audio type not supported." < / span > ;< / div >
< div class = "line" > < a name = "l00727" > < / a > < span class = "lineno" > 727< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00728" > < / a > < span class = "lineno" > 728< / span >   < span class = "keywordflow" > case< / span > Video_AVCDecoderConfigurationRecord:< / div >
< div class = "line" > < a name = "l00729" > < / a > < span class = "lineno" > 729< / span >   video_codec_config = binary_data;< / div >
< div class = "line" > < a name = "l00730" > < / a > < span class = "lineno" > 730< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00731" > < / a > < span class = "lineno" > 731< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00732" > < / a > < span class = "lineno" > 732< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00733" > < / a > < span class = "lineno" > 733< / span >   }< / div >
< div class = "line" > < a name = "l00734" > < / a > < span class = "lineno" > 734< / span >   < / div >
< div class = "line" > < a name = "l00735" > < / a > < span class = "lineno" > 735< / span >   read_ptr += length;< / div >
< div class = "line" > < a name = "l00736" > < / a > < span class = "lineno" > 736< / span >   index_metadata_max_size -= length;< / div >
< div class = "line" > < a name = "l00737" > < / a > < span class = "lineno" > 737< / span >   }< / div >
< div class = "line" > < a name = "l00738" > < / a > < span class = "lineno" > 738< / span >   < span class = "comment" > // End Index metadata< / span > < / div >
< div class = "line" > < a name = "l00739" > < / a > < span class = "lineno" > 739< / span >   index_size = read_ptr - index_data_.data();< / div >
< div class = "line" > < a name = "l00740" > < / a > < span class = "lineno" > 740< / span >   < / div >
< div class = "line" > < a name = "l00741" > < / a > < span class = "lineno" > 741< / span >   < span class = "keywordflow" > if< / span > (has_video) {< / div >
2017-03-23 23:54:18 +00:00
< div class = "line" > < a name = "l00742" > < / a > < span class = "lineno" > 742< / span >   stream_infos_.emplace_back(< span class = "keyword" > new< / span > VideoStreamInfo(< / div >
< div class = "line" > < a name = "l00743" > < / a > < span class = "lineno" > 743< / span >   stream_id_count_, time_scale, track_duration, kCodecH264,< / div >
< div class = "line" > < a name = "l00744" > < / a > < span class = "lineno" > 744< / span >   byte_to_unit_stream_converter_.stream_format(), std::string(),< / div >
< div class = "line" > < a name = "l00745" > < / a > < span class = "lineno" > 745< / span >   video_codec_config.data(), video_codec_config.size(), video_width,< / div >
< div class = "line" > < a name = "l00746" > < / a > < span class = "lineno" > 746< / span >   video_height, pixel_width, pixel_height, trick_play_rate,< / div >
2017-03-23 18:29:10 +00:00
< div class = "line" > < a name = "l00747" > < / a > < span class = "lineno" > 747< / span >   nalu_length_size, std::string(),< / div >
< div class = "line" > < a name = "l00748" > < / a > < span class = "lineno" > 748< / span >   decryption_key_source_ ? < span class = "keyword" > false< / span > : < span class = "keyword" > true< / span > ));< / div >
< div class = "line" > < a name = "l00749" > < / a > < span class = "lineno" > 749< / span >   program_demux_stream_map_[base::UintToString(index_program_id_) + < span class = "stringliteral" > " :" < / span > +< / div >
< div class = "line" > < a name = "l00750" > < / a > < span class = "lineno" > 750< / span >   base::UintToString(< / div >
< div class = "line" > < a name = "l00751" > < / a > < span class = "lineno" > 751< / span >   video_pes_stream_id< / div >
< div class = "line" > < a name = "l00752" > < / a > < span class = "lineno" > 752< / span >   ? video_pes_stream_id< / div >
< div class = "line" > < a name = "l00753" > < / a > < span class = "lineno" > 753< / span >   : kDefaultVideoStreamId)] =< / div >
< div class = "line" > < a name = "l00754" > < / a > < span class = "lineno" > 754< / span >   stream_id_count_++;< / div >
< div class = "line" > < a name = "l00755" > < / a > < span class = "lineno" > 755< / span >   }< / div >
< div class = "line" > < a name = "l00756" > < / a > < span class = "lineno" > 756< / span >   < span class = "keywordflow" > if< / span > (has_audio) {< / div >
< div class = "line" > < a name = "l00757" > < / a > < span class = "lineno" > 757< / span >   < span class = "keyword" > const< / span > Codec audio_codec = kCodecAAC;< / div >
< div class = "line" > < a name = "l00758" > < / a > < span class = "lineno" > 758< / span >   < span class = "comment" > // TODO(beil): Pass in max and average bitrate in wvm container.< / span > < / div >
< div class = "line" > < a name = "l00759" > < / a > < span class = "lineno" > 759< / span >   stream_infos_.emplace_back(< span class = "keyword" > new< / span > AudioStreamInfo(< / div >
< div class = "line" > < a name = "l00760" > < / a > < span class = "lineno" > 760< / span >   stream_id_count_, time_scale, track_duration, audio_codec,< / div >
< div class = "line" > < a name = "l00761" > < / a > < span class = "lineno" > 761< / span >   std::string(), audio_codec_config.data(), audio_codec_config.size(),< / div >
< div class = "line" > < a name = "l00762" > < / a > < span class = "lineno" > 762< / span >   kAacSampleSizeBits, num_channels, sampling_frequency,< / div >
< div class = "line" > < a name = "l00763" > < / a > < span class = "lineno" > 763< / span >   0 < span class = "comment" > /* seek preroll */< / span > , 0 < span class = "comment" > /* codec delay */< / span > , 0 < span class = "comment" > /* max bitrate */< / span > ,< / div >
< div class = "line" > < a name = "l00764" > < / a > < span class = "lineno" > 764< / span >   0 < span class = "comment" > /* avg bitrate */< / span > , std::string(),< / div >
< div class = "line" > < a name = "l00765" > < / a > < span class = "lineno" > 765< / span >   decryption_key_source_ ? < span class = "keyword" > false< / span > : < span class = "keyword" > true< / span > ));< / div >
< div class = "line" > < a name = "l00766" > < / a > < span class = "lineno" > 766< / span >   program_demux_stream_map_[base::UintToString(index_program_id_) + < span class = "stringliteral" > " :" < / span > +< / div >
< div class = "line" > < a name = "l00767" > < / a > < span class = "lineno" > 767< / span >   base::UintToString(< / div >
< div class = "line" > < a name = "l00768" > < / a > < span class = "lineno" > 768< / span >   audio_pes_stream_id< / div >
< div class = "line" > < a name = "l00769" > < / a > < span class = "lineno" > 769< / span >   ? audio_pes_stream_id< / div >
< div class = "line" > < a name = "l00770" > < / a > < span class = "lineno" > 770< / span >   : kDefaultAudioStreamId)] =< / div >
< div class = "line" > < a name = "l00771" > < / a > < span class = "lineno" > 771< / span >   stream_id_count_++;< / div >
< div class = "line" > < a name = "l00772" > < / a > < span class = "lineno" > 772< / span >   }< / div >
< div class = "line" > < a name = "l00773" > < / a > < span class = "lineno" > 773< / span >   }< / div >
< div class = "line" > < a name = "l00774" > < / a > < span class = "lineno" > 774< / span >   < / div >
< div class = "line" > < a name = "l00775" > < / a > < span class = "lineno" > 775< / span >   index_program_id_++;< / div >
< div class = "line" > < a name = "l00776" > < / a > < span class = "lineno" > 776< / span >   index_data_.clear();< / div >
< div class = "line" > < a name = "l00777" > < / a > < span class = "lineno" > 777< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00778" > < / a > < span class = "lineno" > 778< / span >   }< / div >
< div class = "line" > < a name = "l00779" > < / a > < span class = "lineno" > 779< / span >   < / div >
< div class = "line" > < a name = "l00780" > < / a > < span class = "lineno" > 780< / span >   < span class = "keywordtype" > bool< / span > WvmMediaParser::DemuxNextPes(< span class = "keywordtype" > bool< / span > is_program_end) {< / div >
< div class = "line" > < a name = "l00781" > < / a > < span class = "lineno" > 781< / span >   < span class = "keywordtype" > bool< / span > output_encrypted_sample = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00782" > < / a > < span class = "lineno" > 782< / span >   < span class = "keywordflow" > if< / span > (!sample_data_.empty() & & (prev_pes_flags_1_ & kScramblingBitsMask)) {< / div >
< div class = "line" > < a name = "l00783" > < / a > < span class = "lineno" > 783< / span >   < span class = "comment" > // Decrypt crypto unit.< / span > < / div >
< div class = "line" > < a name = "l00784" > < / a > < span class = "lineno" > 784< / span >   < span class = "keywordflow" > if< / span > (!content_decryptor_) {< / div >
< div class = "line" > < a name = "l00785" > < / a > < span class = "lineno" > 785< / span >   output_encrypted_sample = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00786" > < / a > < span class = "lineno" > 786< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00787" > < / a > < span class = "lineno" > 787< / span >   content_decryptor_-> Crypt(& sample_data_[crypto_unit_start_pos_],< / div >
< div class = "line" > < a name = "l00788" > < / a > < span class = "lineno" > 788< / span >   sample_data_.size() - crypto_unit_start_pos_,< / div >
< div class = "line" > < a name = "l00789" > < / a > < span class = "lineno" > 789< / span >   & sample_data_[crypto_unit_start_pos_]);< / div >
< div class = "line" > < a name = "l00790" > < / a > < span class = "lineno" > 790< / span >   }< / div >
< div class = "line" > < a name = "l00791" > < / a > < span class = "lineno" > 791< / span >   }< / div >
< div class = "line" > < a name = "l00792" > < / a > < span class = "lineno" > 792< / span >   < span class = "comment" > // Demux media sample if we are at program end or if we are not at a< / span > < / div >
< div class = "line" > < a name = "l00793" > < / a > < span class = "lineno" > 793< / span >   < span class = "comment" > // continuation PES.< / span > < / div >
< div class = "line" > < a name = "l00794" > < / a > < span class = "lineno" > 794< / span >   < span class = "keywordflow" > if< / span > ((pes_flags_2_ & kPesOptPts) || is_program_end) {< / div >
< div class = "line" > < a name = "l00795" > < / a > < span class = "lineno" > 795< / span >   < span class = "keywordflow" > if< / span > (!sample_data_.empty()) {< / div >
< div class = "line" > < a name = "l00796" > < / a > < span class = "lineno" > 796< / span >   < span class = "keywordflow" > if< / span > (!Output(output_encrypted_sample)) {< / div >
< div class = "line" > < a name = "l00797" > < / a > < span class = "lineno" > 797< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00798" > < / a > < span class = "lineno" > 798< / span >   }< / div >
< div class = "line" > < a name = "l00799" > < / a > < span class = "lineno" > 799< / span >   }< / div >
< div class = "line" > < a name = "l00800" > < / a > < span class = "lineno" > 800< / span >   StartMediaSampleDemux();< / div >
< div class = "line" > < a name = "l00801" > < / a > < span class = "lineno" > 801< / span >   }< / div >
< div class = "line" > < a name = "l00802" > < / a > < span class = "lineno" > 802< / span >   < / div >
< div class = "line" > < a name = "l00803" > < / a > < span class = "lineno" > 803< / span >   crypto_unit_start_pos_ = sample_data_.size();< / div >
< div class = "line" > < a name = "l00804" > < / a > < span class = "lineno" > 804< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00805" > < / a > < span class = "lineno" > 805< / span >   }< / div >
< div class = "line" > < a name = "l00806" > < / a > < span class = "lineno" > 806< / span >   < / div >
< div class = "line" > < a name = "l00807" > < / a > < span class = "lineno" > 807< / span >   < span class = "keywordtype" > void< / span > WvmMediaParser::StartMediaSampleDemux() {< / div >
< div class = "line" > < a name = "l00808" > < / a > < span class = "lineno" > 808< / span >   < span class = "keywordtype" > bool< / span > is_key_frame = ((pes_flags_1_ & kPesOptAlign) != 0);< / div >
< div class = "line" > < a name = "l00809" > < / a > < span class = "lineno" > 809< / span >   media_sample_ = < a class = "code" href = "../../d7/d6d/classshaka_1_1media_1_1MediaSample.html#a4a7f8d79f9ec3cd3df9a395eef71f0c6" > MediaSample::CreateEmptyMediaSample< / a > ();< / div >
< div class = "line" > < a name = "l00810" > < / a > < span class = "lineno" > 810< / span >   media_sample_-> set_dts(dts_);< / div >
< div class = "line" > < a name = "l00811" > < / a > < span class = "lineno" > 811< / span >   media_sample_-> set_pts(pts_);< / div >
< div class = "line" > < a name = "l00812" > < / a > < span class = "lineno" > 812< / span >   media_sample_-> set_is_key_frame(is_key_frame);< / div >
< div class = "line" > < a name = "l00813" > < / a > < span class = "lineno" > 813< / span >   < / div >
< div class = "line" > < a name = "l00814" > < / a > < span class = "lineno" > 814< / span >   sample_data_.clear();< / div >
< div class = "line" > < a name = "l00815" > < / a > < span class = "lineno" > 815< / span >   }< / div >
< div class = "line" > < a name = "l00816" > < / a > < span class = "lineno" > 816< / span >   < / div >
< div class = "line" > < a name = "l00817" > < / a > < span class = "lineno" > 817< / span >   < span class = "keywordtype" > bool< / span > WvmMediaParser::Output(< span class = "keywordtype" > bool< / span > output_encrypted_sample) {< / div >
< div class = "line" > < a name = "l00818" > < / a > < span class = "lineno" > 818< / span >   < span class = "keywordflow" > if< / span > (output_encrypted_sample) {< / div >
< div class = "line" > < a name = "l00819" > < / a > < span class = "lineno" > 819< / span >   media_sample_-> set_data(sample_data_.data(), sample_data_.size());< / div >
< div class = "line" > < a name = "l00820" > < / a > < span class = "lineno" > 820< / span >   media_sample_-> set_is_encrypted(< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00821" > < / a > < span class = "lineno" > 821< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00822" > < / a > < span class = "lineno" > 822< / span >   < span class = "keywordflow" > if< / span > ((prev_pes_stream_id_ & kPesStreamIdVideoMask) == kPesStreamIdVideo) {< / div >
< div class = "line" > < a name = "l00823" > < / a > < span class = "lineno" > 823< / span >   < span class = "comment" > // Convert video stream to unit stream and get config.< / span > < / div >
< div class = "line" > < a name = "l00824" > < / a > < span class = "lineno" > 824< / span >   std::vector< uint8_t> nal_unit_stream;< / div >
< div class = "line" > < a name = "l00825" > < / a > < span class = "lineno" > 825< / span >   < span class = "keywordflow" > if< / span > (!byte_to_unit_stream_converter_.ConvertByteStreamToNalUnitStream(< / div >
< div class = "line" > < a name = "l00826" > < / a > < span class = "lineno" > 826< / span >   sample_data_.data(), sample_data_.size(), & nal_unit_stream)) {< / div >
< div class = "line" > < a name = "l00827" > < / a > < span class = "lineno" > 827< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Could not convert h.264 byte stream sample" < / span > ;< / div >
< div class = "line" > < a name = "l00828" > < / a > < span class = "lineno" > 828< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00829" > < / a > < span class = "lineno" > 829< / span >   }< / div >
< div class = "line" > < a name = "l00830" > < / a > < span class = "lineno" > 830< / span >   media_sample_-> set_data(nal_unit_stream.data(), nal_unit_stream.size());< / div >
< div class = "line" > < a name = "l00831" > < / a > < span class = "lineno" > 831< / span >   < span class = "keywordflow" > if< / span > (!is_initialized_) {< / div >
< div class = "line" > < a name = "l00832" > < / a > < span class = "lineno" > 832< / span >   < span class = "comment" > // Set extra data for video stream from AVC Decoder Config Record.< / span > < / div >
< div class = "line" > < a name = "l00833" > < / a > < span class = "lineno" > 833< / span >   < span class = "comment" > // Also, set codec string from the AVC Decoder Config Record.< / span > < / div >
< div class = "line" > < a name = "l00834" > < / a > < span class = "lineno" > 834< / span >   std::vector< uint8_t> decoder_config_record;< / div >
< div class = "line" > < a name = "l00835" > < / a > < span class = "lineno" > 835< / span >   byte_to_unit_stream_converter_.GetDecoderConfigurationRecord(< / div >
< div class = "line" > < a name = "l00836" > < / a > < span class = "lineno" > 836< / span >   & decoder_config_record);< / div >
< div class = "line" > < a name = "l00837" > < / a > < span class = "lineno" > 837< / span >   < span class = "keywordflow" > for< / span > (uint32_t i = 0; i < stream_infos_.size(); i++) {< / div >
< div class = "line" > < a name = "l00838" > < / a > < span class = "lineno" > 838< / span >   < span class = "keywordflow" > if< / span > (stream_infos_[i]-> stream_type() == kStreamVideo & & < / div >
< div class = "line" > < a name = "l00839" > < / a > < span class = "lineno" > 839< / span >   stream_infos_[i]-> codec_string().empty()) {< / div >
< div class = "line" > < a name = "l00840" > < / a > < span class = "lineno" > 840< / span >   < span class = "keyword" > const< / span > std::vector< uint8_t> * stream_config;< / div >
< div class = "line" > < a name = "l00841" > < / a > < span class = "lineno" > 841< / span >   < span class = "keywordflow" > if< / span > (stream_infos_[i]-> codec_config().empty()) {< / div >
< div class = "line" > < a name = "l00842" > < / a > < span class = "lineno" > 842< / span >   < span class = "comment" > // Decoder config record not available for stream. Use the one< / span > < / div >
< div class = "line" > < a name = "l00843" > < / a > < span class = "lineno" > 843< / span >   < span class = "comment" > // computed from the first video stream.< / span > < / div >
< div class = "line" > < a name = "l00844" > < / a > < span class = "lineno" > 844< / span >   stream_infos_[i]-> set_codec_config(decoder_config_record);< / div >
< div class = "line" > < a name = "l00845" > < / a > < span class = "lineno" > 845< / span >   stream_config = & decoder_config_record;< / div >
< div class = "line" > < a name = "l00846" > < / a > < span class = "lineno" > 846< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00847" > < / a > < span class = "lineno" > 847< / span >   < span class = "comment" > // Use stream-specific config record.< / span > < / div >
< div class = "line" > < a name = "l00848" > < / a > < span class = "lineno" > 848< / span >   stream_config = & stream_infos_[i]-> codec_config();< / div >
< div class = "line" > < a name = "l00849" > < / a > < span class = "lineno" > 849< / span >   }< / div >
< div class = "line" > < a name = "l00850" > < / a > < span class = "lineno" > 850< / span >   DCHECK(stream_config);< / div >
< div class = "line" > < a name = "l00851" > < / a > < span class = "lineno" > 851< / span >   < / div >
< div class = "line" > < a name = "l00852" > < / a > < span class = "lineno" > 852< / span >   VideoStreamInfo* video_stream_info =< / div >
< div class = "line" > < a name = "l00853" > < / a > < span class = "lineno" > 853< / span >   < span class = "keyword" > reinterpret_cast< < / span > VideoStreamInfo*< span class = "keyword" > > < / span > (stream_infos_[i].get());< / div >
< div class = "line" > < a name = "l00854" > < / a > < span class = "lineno" > 854< / span >   AVCDecoderConfigurationRecord avc_config;< / div >
< div class = "line" > < a name = "l00855" > < / a > < span class = "lineno" > 855< / span >   < span class = "keywordflow" > if< / span > (!avc_config.Parse(*stream_config)) {< / div >
< div class = "line" > < a name = "l00856" > < / a > < span class = "lineno" > 856< / span >   LOG(WARNING) < < < span class = "stringliteral" > " Failed to parse AVCDecoderConfigurationRecord. " < / span > < / div >
< div class = "line" > < a name = "l00857" > < / a > < span class = "lineno" > 857< / span >   < span class = "stringliteral" > " Using computed configuration record instead." < / span > ;< / div >
< div class = "line" > < a name = "l00858" > < / a > < span class = "lineno" > 858< / span >   video_stream_info-> set_codec_config(decoder_config_record);< / div >
< div class = "line" > < a name = "l00859" > < / a > < span class = "lineno" > 859< / span >   < span class = "keywordflow" > if< / span > (!avc_config.Parse(decoder_config_record)) {< / div >
< div class = "line" > < a name = "l00860" > < / a > < span class = "lineno" > 860< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Failed to parse AVCDecoderConfigurationRecord." < / span > ;< / div >
< div class = "line" > < a name = "l00861" > < / a > < span class = "lineno" > 861< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00862" > < / a > < span class = "lineno" > 862< / span >   }< / div >
< div class = "line" > < a name = "l00863" > < / a > < span class = "lineno" > 863< / span >   }< / div >
< div class = "line" > < a name = "l00864" > < / a > < span class = "lineno" > 864< / span >   video_stream_info-> set_codec_string(avc_config.GetCodecString());< / div >
< div class = "line" > < a name = "l00865" > < / a > < span class = "lineno" > 865< / span >   < / div >
< div class = "line" > < a name = "l00866" > < / a > < span class = "lineno" > 866< / span >   < span class = "keywordflow" > if< / span > (avc_config.pixel_width() != video_stream_info-> pixel_width() ||< / div >
< div class = "line" > < a name = "l00867" > < / a > < span class = "lineno" > 867< / span >   avc_config.pixel_height() !=< / div >
< div class = "line" > < a name = "l00868" > < / a > < span class = "lineno" > 868< / span >   video_stream_info-> pixel_height()) {< / div >
< div class = "line" > < a name = "l00869" > < / a > < span class = "lineno" > 869< / span >   LOG_IF(WARNING, video_stream_info-> pixel_width() != 0 ||< / div >
< div class = "line" > < a name = "l00870" > < / a > < span class = "lineno" > 870< / span >   video_stream_info-> pixel_height() != 0)< / div >
< div class = "line" > < a name = "l00871" > < / a > < span class = "lineno" > 871< / span >   < < < span class = "stringliteral" > " Pixel aspect ratio in WVM metadata (" < / span > < / div >
< div class = "line" > < a name = "l00872" > < / a > < span class = "lineno" > 872< / span >   < < video_stream_info-> pixel_width() < < < span class = "stringliteral" > " ," < / span > < / div >
< div class = "line" > < a name = "l00873" > < / a > < span class = "lineno" > 873< / span >   < < video_stream_info-> pixel_height()< / div >
< div class = "line" > < a name = "l00874" > < / a > < span class = "lineno" > 874< / span >   < < < span class = "stringliteral" > " ) does not match with SAR in " < / span > < / div >
< div class = "line" > < a name = "l00875" > < / a > < span class = "lineno" > 875< / span >   < span class = "stringliteral" > " AVCDecoderConfigurationRecord (" < / span > < / div >
< div class = "line" > < a name = "l00876" > < / a > < span class = "lineno" > 876< / span >   < < avc_config.pixel_width() < < < span class = "stringliteral" > " ," < / span > < / div >
< div class = "line" > < a name = "l00877" > < / a > < span class = "lineno" > 877< / span >   < < avc_config.pixel_height()< / div >
< div class = "line" > < a name = "l00878" > < / a > < span class = "lineno" > 878< / span >   < < < span class = "stringliteral" > " ). Use AVCDecoderConfigurationRecord." < / span > ;< / div >
< div class = "line" > < a name = "l00879" > < / a > < span class = "lineno" > 879< / span >   video_stream_info-> set_pixel_width(avc_config.pixel_width());< / div >
< div class = "line" > < a name = "l00880" > < / a > < span class = "lineno" > 880< / span >   video_stream_info-> set_pixel_height(avc_config.pixel_height());< / div >
< div class = "line" > < a name = "l00881" > < / a > < span class = "lineno" > 881< / span >   }< / div >
< div class = "line" > < a name = "l00882" > < / a > < span class = "lineno" > 882< / span >   < span class = "keywordflow" > if< / span > (avc_config.coded_width() != video_stream_info-> width() ||< / div >
< div class = "line" > < a name = "l00883" > < / a > < span class = "lineno" > 883< / span >   avc_config.coded_height() != video_stream_info-> height()) {< / div >
< div class = "line" > < a name = "l00884" > < / a > < span class = "lineno" > 884< / span >   LOG(WARNING) < < < span class = "stringliteral" > " Resolution in WVM metadata (" < / span > < / div >
< div class = "line" > < a name = "l00885" > < / a > < span class = "lineno" > 885< / span >   < < video_stream_info-> width() < < < span class = "stringliteral" > " ," < / span > < / div >
< div class = "line" > < a name = "l00886" > < / a > < span class = "lineno" > 886< / span >   < < video_stream_info-> height()< / div >
< div class = "line" > < a name = "l00887" > < / a > < span class = "lineno" > 887< / span >   < < < span class = "stringliteral" > " ) does not match with resolution in " < / span > < / div >
< div class = "line" > < a name = "l00888" > < / a > < span class = "lineno" > 888< / span >   < span class = "stringliteral" > " AVCDecoderConfigurationRecord (" < / span > < / div >
< div class = "line" > < a name = "l00889" > < / a > < span class = "lineno" > 889< / span >   < < avc_config.coded_width() < < < span class = "stringliteral" > " ," < / span > < / div >
< div class = "line" > < a name = "l00890" > < / a > < span class = "lineno" > 890< / span >   < < avc_config.coded_height()< / div >
< div class = "line" > < a name = "l00891" > < / a > < span class = "lineno" > 891< / span >   < < < span class = "stringliteral" > " ). Use AVCDecoderConfigurationRecord." < / span > ;< / div >
< div class = "line" > < a name = "l00892" > < / a > < span class = "lineno" > 892< / span >   video_stream_info-> set_width(avc_config.coded_width());< / div >
< div class = "line" > < a name = "l00893" > < / a > < span class = "lineno" > 893< / span >   video_stream_info-> set_height(avc_config.coded_height());< / div >
< div class = "line" > < a name = "l00894" > < / a > < span class = "lineno" > 894< / span >   }< / div >
< div class = "line" > < a name = "l00895" > < / a > < span class = "lineno" > 895< / span >   }< / div >
< div class = "line" > < a name = "l00896" > < / a > < span class = "lineno" > 896< / span >   }< / div >
< div class = "line" > < a name = "l00897" > < / a > < span class = "lineno" > 897< / span >   }< / div >
< div class = "line" > < a name = "l00898" > < / a > < span class = "lineno" > 898< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > ((prev_pes_stream_id_ & kPesStreamIdAudioMask) ==< / div >
< div class = "line" > < a name = "l00899" > < / a > < span class = "lineno" > 899< / span >   kPesStreamIdAudio) {< / div >
< div class = "line" > < a name = "l00900" > < / a > < span class = "lineno" > 900< / span >   < span class = "comment" > // Set data on the audio stream.< / span > < / div >
< div class = "line" > < a name = "l00901" > < / a > < span class = "lineno" > 901< / span >   < span class = "keywordtype" > int< / span > frame_size = < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > int< / span > < span class = "keyword" > > < / span > (< a class = "code" href = "../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a149fb9c7fa2718d719008af2dce8157f" > mp2t::AdtsHeader::GetAdtsFrameSize< / a > (< / div >
< div class = "line" > < a name = "l00902" > < / a > < span class = "lineno" > 902< / span >   sample_data_.data(), kAdtsHeaderMinSize));< / div >
< div class = "line" > < a name = "l00903" > < / a > < span class = "lineno" > 903< / span >   mp2t::AdtsHeader adts_header;< / div >
< div class = "line" > < a name = "l00904" > < / a > < span class = "lineno" > 904< / span >   < span class = "keyword" > const< / span > uint8_t* frame_ptr = sample_data_.data();< / div >
< div class = "line" > < a name = "l00905" > < / a > < span class = "lineno" > 905< / span >   < span class = "keywordflow" > if< / span > (!adts_header.Parse(frame_ptr, frame_size)) {< / div >
< div class = "line" > < a name = "l00906" > < / a > < span class = "lineno" > 906< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Could not parse ADTS header" < / span > ;< / div >
< div class = "line" > < a name = "l00907" > < / a > < span class = "lineno" > 907< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00908" > < / a > < span class = "lineno" > 908< / span >   }< / div >
< div class = "line" > < a name = "l00909" > < / a > < span class = "lineno" > 909< / span >   < span class = "keywordtype" > size_t< / span > header_size = adts_header.GetAdtsHeaderSize(frame_ptr,< / div >
< div class = "line" > < a name = "l00910" > < / a > < span class = "lineno" > 910< / span >   frame_size);< / div >
< div class = "line" > < a name = "l00911" > < / a > < span class = "lineno" > 911< / span >   media_sample_-> set_data(frame_ptr + header_size,< / div >
< div class = "line" > < a name = "l00912" > < / a > < span class = "lineno" > 912< / span >   frame_size - header_size);< / div >
< div class = "line" > < a name = "l00913" > < / a > < span class = "lineno" > 913< / span >   < span class = "keywordflow" > if< / span > (!is_initialized_) {< / div >
< div class = "line" > < a name = "l00914" > < / a > < span class = "lineno" > 914< / span >   < span class = "keywordflow" > for< / span > (uint32_t i = 0; i < stream_infos_.size(); i++) {< / div >
< div class = "line" > < a name = "l00915" > < / a > < span class = "lineno" > 915< / span >   < span class = "keywordflow" > if< / span > (stream_infos_[i]-> stream_type() == kStreamAudio & & < / div >
< div class = "line" > < a name = "l00916" > < / a > < span class = "lineno" > 916< / span >   stream_infos_[i]-> codec_string().empty()) {< / div >
< div class = "line" > < a name = "l00917" > < / a > < span class = "lineno" > 917< / span >   AudioStreamInfo* audio_stream_info =< / div >
< div class = "line" > < a name = "l00918" > < / a > < span class = "lineno" > 918< / span >   < span class = "keyword" > reinterpret_cast< < / span > AudioStreamInfo*< span class = "keyword" > > < / span > (stream_infos_[i].get());< / div >
< div class = "line" > < a name = "l00919" > < / a > < span class = "lineno" > 919< / span >   < span class = "keywordflow" > if< / span > (audio_stream_info-> codec_config().empty()) {< / div >
< div class = "line" > < a name = "l00920" > < / a > < span class = "lineno" > 920< / span >   < span class = "comment" > // Set AudioStreamInfo fields using information from the ADTS< / span > < / div >
< div class = "line" > < a name = "l00921" > < / a > < span class = "lineno" > 921< / span >   < span class = "comment" > // header.< / span > < / div >
< div class = "line" > < a name = "l00922" > < / a > < span class = "lineno" > 922< / span >   audio_stream_info-> set_sampling_frequency(< / div >
< div class = "line" > < a name = "l00923" > < / a > < span class = "lineno" > 923< / span >   adts_header.GetSamplingFrequency());< / div >
< div class = "line" > < a name = "l00924" > < / a > < span class = "lineno" > 924< / span >   std::vector< uint8_t> audio_specific_config;< / div >
< div class = "line" > < a name = "l00925" > < / a > < span class = "lineno" > 925< / span >   < span class = "keywordflow" > if< / span > (!adts_header.GetAudioSpecificConfig(& audio_specific_config)) {< / div >
2017-04-14 00:26:27 +00:00
< div class = "line" > < a name = "l00926" > < / a > < span class = "lineno" > 926< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Could not compute AACAudiospecificconfig" < / span > ;< / div >
2017-03-23 18:29:10 +00:00
< div class = "line" > < a name = "l00927" > < / a > < span class = "lineno" > 927< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00928" > < / a > < span class = "lineno" > 928< / span >   }< / div >
< div class = "line" > < a name = "l00929" > < / a > < span class = "lineno" > 929< / span >   audio_stream_info-> set_codec_config(audio_specific_config);< / div >
< div class = "line" > < a name = "l00930" > < / a > < span class = "lineno" > 930< / span >   audio_stream_info-> set_codec_string(< / div >
< div class = "line" > < a name = "l00931" > < / a > < span class = "lineno" > 931< / span >   < a class = "code" href = "../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#aee79e7aa61b741bb96f451c6de1c9d42" > AudioStreamInfo::GetCodecString< / a > (< / div >
< div class = "line" > < a name = "l00932" > < / a > < span class = "lineno" > 932< / span >   kCodecAAC, adts_header.GetObjectType()));< / div >
< div class = "line" > < a name = "l00933" > < / a > < span class = "lineno" > 933< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00934" > < / a > < span class = "lineno" > 934< / span >   < span class = "comment" > // Set AudioStreamInfo fields using information from the< / span > < / div >
< div class = "line" > < a name = "l00935" > < / a > < span class = "lineno" > 935< / span >   < span class = "comment" > // AACAudioSpecificConfig record.< / span > < / div >
< div class = "line" > < a name = "l00936" > < / a > < span class = "lineno" > 936< / span >   AACAudioSpecificConfig aac_config;< / div >
< div class = "line" > < a name = "l00937" > < / a > < span class = "lineno" > 937< / span >   < span class = "keywordflow" > if< / span > (!aac_config.Parse(stream_infos_[i]-> codec_config())) {< / div >
< div class = "line" > < a name = "l00938" > < / a > < span class = "lineno" > 938< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Could not parse AACAudioSpecificconfig" < / span > ;< / div >
< div class = "line" > < a name = "l00939" > < / a > < span class = "lineno" > 939< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00940" > < / a > < span class = "lineno" > 940< / span >   }< / div >
2017-04-14 00:26:27 +00:00
< div class = "line" > < a name = "l00941" > < / a > < span class = "lineno" > 941< / span >   audio_stream_info-> set_sampling_frequency(< / div >
< div class = "line" > < a name = "l00942" > < / a > < span class = "lineno" > 942< / span >   aac_config.GetSamplesPerSecond());< / div >
< div class = "line" > < a name = "l00943" > < / a > < span class = "lineno" > 943< / span >   audio_stream_info-> set_codec_string(< / div >
< div class = "line" > < a name = "l00944" > < / a > < span class = "lineno" > 944< / span >   < a class = "code" href = "../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#aee79e7aa61b741bb96f451c6de1c9d42" > AudioStreamInfo::GetCodecString< / a > (< / div >
< div class = "line" > < a name = "l00945" > < / a > < span class = "lineno" > 945< / span >   kCodecAAC, aac_config.GetAudioObjectType()));< / div >
< div class = "line" > < a name = "l00946" > < / a > < span class = "lineno" > 946< / span >   }< / div >
< div class = "line" > < a name = "l00947" > < / a > < span class = "lineno" > 947< / span >   }< / div >
< div class = "line" > < a name = "l00948" > < / a > < span class = "lineno" > 948< / span >   }< / div >
< div class = "line" > < a name = "l00949" > < / a > < span class = "lineno" > 949< / span >   }< / div >
< div class = "line" > < a name = "l00950" > < / a > < span class = "lineno" > 950< / span >   }< / div >
< div class = "line" > < a name = "l00951" > < / a > < span class = "lineno" > 951< / span >   }< / div >
< div class = "line" > < a name = "l00952" > < / a > < span class = "lineno" > 952< / span >   < / div >
< div class = "line" > < a name = "l00953" > < / a > < span class = "lineno" > 953< / span >   < span class = "keywordflow" > if< / span > (!is_initialized_) {< / div >
< div class = "line" > < a name = "l00954" > < / a > < span class = "lineno" > 954< / span >   < span class = "keywordtype" > bool< / span > all_streams_have_config = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00955" > < / a > < span class = "lineno" > 955< / span >   < span class = "comment" > // Check if all collected stream infos have codec_config set.< / span > < / div >
< div class = "line" > < a name = "l00956" > < / a > < span class = "lineno" > 956< / span >   < span class = "keywordflow" > for< / span > (uint32_t i = 0; i < stream_infos_.size(); i++) {< / div >
< div class = "line" > < a name = "l00957" > < / a > < span class = "lineno" > 957< / span >   < span class = "keywordflow" > if< / span > (stream_infos_[i]-> codec_string().empty()) {< / div >
< div class = "line" > < a name = "l00958" > < / a > < span class = "lineno" > 958< / span >   all_streams_have_config = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00959" > < / a > < span class = "lineno" > 959< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00960" > < / a > < span class = "lineno" > 960< / span >   }< / div >
< div class = "line" > < a name = "l00961" > < / a > < span class = "lineno" > 961< / span >   }< / div >
< div class = "line" > < a name = "l00962" > < / a > < span class = "lineno" > 962< / span >   < span class = "keywordflow" > if< / span > (all_streams_have_config) {< / div >
< div class = "line" > < a name = "l00963" > < / a > < span class = "lineno" > 963< / span >   init_cb_.Run(stream_infos_);< / div >
< div class = "line" > < a name = "l00964" > < / a > < span class = "lineno" > 964< / span >   is_initialized_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00965" > < / a > < span class = "lineno" > 965< / span >   }< / div >
< div class = "line" > < a name = "l00966" > < / a > < span class = "lineno" > 966< / span >   }< / div >
< div class = "line" > < a name = "l00967" > < / a > < span class = "lineno" > 967< / span >   < / div >
< div class = "line" > < a name = "l00968" > < / a > < span class = "lineno" > 968< / span >   DCHECK_GT(media_sample_-> data_size(), 0UL);< / div >
< div class = "line" > < a name = "l00969" > < / a > < span class = "lineno" > 969< / span >   std::string key = base::UintToString(current_program_id_).append(< span class = "stringliteral" > " :" < / span > )< / div >
< div class = "line" > < a name = "l00970" > < / a > < span class = "lineno" > 970< / span >   .append(base::UintToString(prev_pes_stream_id_));< / div >
< div class = "line" > < a name = "l00971" > < / a > < span class = "lineno" > 971< / span >   std::map< std::string, uint32_t> ::iterator it =< / div >
< div class = "line" > < a name = "l00972" > < / a > < span class = "lineno" > 972< / span >   program_demux_stream_map_.find(key);< / div >
< div class = "line" > < a name = "l00973" > < / a > < span class = "lineno" > 973< / span >   < span class = "keywordflow" > if< / span > (it == program_demux_stream_map_.end()) {< / div >
< div class = "line" > < a name = "l00974" > < / a > < span class = "lineno" > 974< / span >   < span class = "comment" > // TODO(ramjic): Log error message here and in other error cases through< / span > < / div >
< div class = "line" > < a name = "l00975" > < / a > < span class = "lineno" > 975< / span >   < span class = "comment" > // this method.< / span > < / div >
< div class = "line" > < a name = "l00976" > < / a > < span class = "lineno" > 976< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00977" > < / a > < span class = "lineno" > 977< / span >   }< / div >
< div class = "line" > < a name = "l00978" > < / a > < span class = "lineno" > 978< / span >   DemuxStreamIdMediaSample demux_stream_media_sample;< / div >
< div class = "line" > < a name = "l00979" > < / a > < span class = "lineno" > 979< / span >   demux_stream_media_sample.parsed_audio_or_video_stream_id =< / div >
< div class = "line" > < a name = "l00980" > < / a > < span class = "lineno" > 980< / span >   prev_pes_stream_id_;< / div >
< div class = "line" > < a name = "l00981" > < / a > < span class = "lineno" > 981< / span >   demux_stream_media_sample.demux_stream_id = (*it).second;< / div >
< div class = "line" > < a name = "l00982" > < / a > < span class = "lineno" > 982< / span >   demux_stream_media_sample.media_sample = media_sample_;< / div >
< div class = "line" > < a name = "l00983" > < / a > < span class = "lineno" > 983< / span >   < span class = "comment" > // Check if sample can be emitted.< / span > < / div >
< div class = "line" > < a name = "l00984" > < / a > < span class = "lineno" > 984< / span >   < span class = "keywordflow" > if< / span > (!is_initialized_) {< / div >
< div class = "line" > < a name = "l00985" > < / a > < span class = "lineno" > 985< / span >   media_sample_queue_.push_back(demux_stream_media_sample);< / div >
< div class = "line" > < a name = "l00986" > < / a > < span class = "lineno" > 986< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00987" > < / a > < span class = "lineno" > 987< / span >   < span class = "comment" > // flush the sample queue and emit all queued samples.< / span > < / div >
< div class = "line" > < a name = "l00988" > < / a > < span class = "lineno" > 988< / span >   < span class = "keywordflow" > while< / span > (!media_sample_queue_.empty()) {< / div >
< div class = "line" > < a name = "l00989" > < / a > < span class = "lineno" > 989< / span >   < span class = "keywordflow" > if< / span > (!EmitPendingSamples())< / div >
< div class = "line" > < a name = "l00990" > < / a > < span class = "lineno" > 990< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00991" > < / a > < span class = "lineno" > 991< / span >   }< / div >
< div class = "line" > < a name = "l00992" > < / a > < span class = "lineno" > 992< / span >   < span class = "comment" > // Emit current sample.< / span > < / div >
< div class = "line" > < a name = "l00993" > < / a > < span class = "lineno" > 993< / span >   < span class = "keywordflow" > if< / span > (!EmitSample(prev_pes_stream_id_, (*it).second, media_sample_, < span class = "keyword" > false< / span > ))< / div >
< div class = "line" > < a name = "l00994" > < / a > < span class = "lineno" > 994< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00995" > < / a > < span class = "lineno" > 995< / span >   }< / div >
< div class = "line" > < a name = "l00996" > < / a > < span class = "lineno" > 996< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00997" > < / a > < span class = "lineno" > 997< / span >   }< / div >
< div class = "line" > < a name = "l00998" > < / a > < span class = "lineno" > 998< / span >   < / div >
< div class = "line" > < a name = "l00999" > < / a > < span class = "lineno" > 999< / span >   < span class = "keywordtype" > bool< / span > WvmMediaParser::EmitSample(uint32_t parsed_audio_or_video_stream_id,< / div >
< div class = "line" > < a name = "l01000" > < / a > < span class = "lineno" > 1000< / span >   uint32_t stream_id,< / div >
< div class = "line" > < a name = "l01001" > < / a > < span class = "lineno" > 1001< / span >   < span class = "keyword" > const< / span > std::shared_ptr< MediaSample> & new_sample,< / div >
< div class = "line" > < a name = "l01002" > < / a > < span class = "lineno" > 1002< / span >   < span class = "keywordtype" > bool< / span > isLastSample) {< / div >
< div class = "line" > < a name = "l01003" > < / a > < span class = "lineno" > 1003< / span >   DCHECK(new_sample);< / div >
< div class = "line" > < a name = "l01004" > < / a > < span class = "lineno" > 1004< / span >   < span class = "keywordflow" > if< / span > (isLastSample) {< / div >
< div class = "line" > < a name = "l01005" > < / a > < span class = "lineno" > 1005< / span >   < span class = "keywordflow" > if< / span > ((parsed_audio_or_video_stream_id & kPesStreamIdVideoMask) ==< / div >
< div class = "line" > < a name = "l01006" > < / a > < span class = "lineno" > 1006< / span >   kPesStreamIdVideo) {< / div >
< div class = "line" > < a name = "l01007" > < / a > < span class = "lineno" > 1007< / span >   new_sample-> set_duration(prev_media_sample_data_.video_sample_duration);< / div >
< div class = "line" > < a name = "l01008" > < / a > < span class = "lineno" > 1008< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > ((parsed_audio_or_video_stream_id & kPesStreamIdAudioMask) ==< / div >
< div class = "line" > < a name = "l01009" > < / a > < span class = "lineno" > 1009< / span >   kPesStreamIdAudio) {< / div >
< div class = "line" > < a name = "l01010" > < / a > < span class = "lineno" > 1010< / span >   new_sample-> set_duration(prev_media_sample_data_.audio_sample_duration);< / div >
< div class = "line" > < a name = "l01011" > < / a > < span class = "lineno" > 1011< / span >   }< / div >
< div class = "line" > < a name = "l01012" > < / a > < span class = "lineno" > 1012< / span >   < span class = "keywordflow" > if< / span > (!new_sample_cb_.Run(stream_id, new_sample)) {< / div >
< div class = "line" > < a name = "l01013" > < / a > < span class = "lineno" > 1013< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Failed to process the last sample." < / span > ;< / div >
< div class = "line" > < a name = "l01014" > < / a > < span class = "lineno" > 1014< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01015" > < / a > < span class = "lineno" > 1015< / span >   }< / div >
< div class = "line" > < a name = "l01016" > < / a > < span class = "lineno" > 1016< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01017" > < / a > < span class = "lineno" > 1017< / span >   }< / div >
< div class = "line" > < a name = "l01018" > < / a > < span class = "lineno" > 1018< / span >   < / div >
< div class = "line" > < a name = "l01019" > < / a > < span class = "lineno" > 1019< / span >   < span class = "comment" > // Cannot emit current sample. Compute duration first and then,< / span > < / div >
< div class = "line" > < a name = "l01020" > < / a > < span class = "lineno" > 1020< / span >   < span class = "comment" > // emit previous sample.< / span > < / div >
< div class = "line" > < a name = "l01021" > < / a > < span class = "lineno" > 1021< / span >   < span class = "keywordflow" > if< / span > ((parsed_audio_or_video_stream_id & kPesStreamIdVideoMask) ==< / div >
< div class = "line" > < a name = "l01022" > < / a > < span class = "lineno" > 1022< / span >   kPesStreamIdVideo) {< / div >
< div class = "line" > < a name = "l01023" > < / a > < span class = "lineno" > 1023< / span >   < span class = "keywordflow" > if< / span > (prev_media_sample_data_.video_sample == NULL) {< / div >
< div class = "line" > < a name = "l01024" > < / a > < span class = "lineno" > 1024< / span >   prev_media_sample_data_.video_sample = new_sample;< / div >
< div class = "line" > < a name = "l01025" > < / a > < span class = "lineno" > 1025< / span >   prev_media_sample_data_.video_stream_id = stream_id;< / div >
< div class = "line" > < a name = "l01026" > < / a > < span class = "lineno" > 1026< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01027" > < / a > < span class = "lineno" > 1027< / span >   }< / div >
< div class = "line" > < a name = "l01028" > < / a > < span class = "lineno" > 1028< / span >   prev_media_sample_data_.video_sample-> set_duration(< / div >
< div class = "line" > < a name = "l01029" > < / a > < span class = "lineno" > 1029< / span >   new_sample-> dts() - prev_media_sample_data_.video_sample-> dts());< / div >
< div class = "line" > < a name = "l01030" > < / a > < span class = "lineno" > 1030< / span >   prev_media_sample_data_.video_sample_duration =< / div >
< div class = "line" > < a name = "l01031" > < / a > < span class = "lineno" > 1031< / span >   prev_media_sample_data_.video_sample-> duration();< / div >
< div class = "line" > < a name = "l01032" > < / a > < span class = "lineno" > 1032< / span >   < span class = "keywordflow" > if< / span > (!new_sample_cb_.Run(prev_media_sample_data_.video_stream_id,< / div >
< div class = "line" > < a name = "l01033" > < / a > < span class = "lineno" > 1033< / span >   prev_media_sample_data_.video_sample)) {< / div >
< div class = "line" > < a name = "l01034" > < / a > < span class = "lineno" > 1034< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Failed to process the video sample." < / span > ;< / div >
< div class = "line" > < a name = "l01035" > < / a > < span class = "lineno" > 1035< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01036" > < / a > < span class = "lineno" > 1036< / span >   }< / div >
< div class = "line" > < a name = "l01037" > < / a > < span class = "lineno" > 1037< / span >   prev_media_sample_data_.video_sample = new_sample;< / div >
< div class = "line" > < a name = "l01038" > < / a > < span class = "lineno" > 1038< / span >   prev_media_sample_data_.video_stream_id = stream_id;< / div >
< div class = "line" > < a name = "l01039" > < / a > < span class = "lineno" > 1039< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > ((parsed_audio_or_video_stream_id & kPesStreamIdAudioMask) ==< / div >
< div class = "line" > < a name = "l01040" > < / a > < span class = "lineno" > 1040< / span >   kPesStreamIdAudio) {< / div >
< div class = "line" > < a name = "l01041" > < / a > < span class = "lineno" > 1041< / span >   < span class = "keywordflow" > if< / span > (prev_media_sample_data_.audio_sample == NULL) {< / div >
< div class = "line" > < a name = "l01042" > < / a > < span class = "lineno" > 1042< / span >   prev_media_sample_data_.audio_sample = new_sample;< / div >
< div class = "line" > < a name = "l01043" > < / a > < span class = "lineno" > 1043< / span >   prev_media_sample_data_.audio_stream_id = stream_id;< / div >
< div class = "line" > < a name = "l01044" > < / a > < span class = "lineno" > 1044< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01045" > < / a > < span class = "lineno" > 1045< / span >   }< / div >
< div class = "line" > < a name = "l01046" > < / a > < span class = "lineno" > 1046< / span >   prev_media_sample_data_.audio_sample-> set_duration(< / div >
< div class = "line" > < a name = "l01047" > < / a > < span class = "lineno" > 1047< / span >   new_sample-> dts() - prev_media_sample_data_.audio_sample-> dts());< / div >
< div class = "line" > < a name = "l01048" > < / a > < span class = "lineno" > 1048< / span >   prev_media_sample_data_.audio_sample_duration =< / div >
< div class = "line" > < a name = "l01049" > < / a > < span class = "lineno" > 1049< / span >   prev_media_sample_data_.audio_sample-> duration();< / div >
< div class = "line" > < a name = "l01050" > < / a > < span class = "lineno" > 1050< / span >   < span class = "keywordflow" > if< / span > (!new_sample_cb_.Run(prev_media_sample_data_.audio_stream_id,< / div >
< div class = "line" > < a name = "l01051" > < / a > < span class = "lineno" > 1051< / span >   prev_media_sample_data_.audio_sample)) {< / div >
< div class = "line" > < a name = "l01052" > < / a > < span class = "lineno" > 1052< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Failed to process the audio sample." < / span > ;< / div >
< div class = "line" > < a name = "l01053" > < / a > < span class = "lineno" > 1053< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01054" > < / a > < span class = "lineno" > 1054< / span >   }< / div >
< div class = "line" > < a name = "l01055" > < / a > < span class = "lineno" > 1055< / span >   prev_media_sample_data_.audio_sample = new_sample;< / div >
< div class = "line" > < a name = "l01056" > < / a > < span class = "lineno" > 1056< / span >   prev_media_sample_data_.audio_stream_id = stream_id;< / div >
< div class = "line" > < a name = "l01057" > < / a > < span class = "lineno" > 1057< / span >   }< / div >
< div class = "line" > < a name = "l01058" > < / a > < span class = "lineno" > 1058< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01059" > < / a > < span class = "lineno" > 1059< / span >   }< / div >
< div class = "line" > < a name = "l01060" > < / a > < span class = "lineno" > 1060< / span >   < / div >
< div class = "line" > < a name = "l01061" > < / a > < span class = "lineno" > 1061< / span >   < span class = "keywordtype" > bool< / span > WvmMediaParser::GetAssetKey(< span class = "keyword" > const< / span > uint32_t asset_id,< / div >
< div class = "line" > < a name = "l01062" > < / a > < span class = "lineno" > 1062< / span >   EncryptionKey* encryption_key) {< / div >
< div class = "line" > < a name = "l01063" > < / a > < span class = "lineno" > 1063< / span >   DCHECK(decryption_key_source_);< / div >
< div class = "line" > < a name = "l01064" > < / a > < span class = "lineno" > 1064< / span >   Status status = decryption_key_source_-> FetchKeys(asset_id);< / div >
< div class = "line" > < a name = "l01065" > < / a > < span class = "lineno" > 1065< / span >   < span class = "keywordflow" > if< / span > (!status.ok()) {< / div >
< div class = "line" > < a name = "l01066" > < / a > < span class = "lineno" > 1066< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Fetch Key(s) failed for AssetID = " < / span > < < asset_id< / div >
< div class = "line" > < a name = "l01067" > < / a > < span class = "lineno" > 1067< / span >   < < < span class = "stringliteral" > " , error = " < / span > < < status;< / div >
< div class = "line" > < a name = "l01068" > < / a > < span class = "lineno" > 1068< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01069" > < / a > < span class = "lineno" > 1069< / span >   }< / div >
< div class = "line" > < a name = "l01070" > < / a > < span class = "lineno" > 1070< / span >   < / div >
< div class = "line" > < a name = "l01071" > < / a > < span class = "lineno" > 1071< / span >   status = decryption_key_source_-> GetKey(KeySource::TRACK_TYPE_HD,< / div >
< div class = "line" > < a name = "l01072" > < / a > < span class = "lineno" > 1072< / span >   encryption_key);< / div >
< div class = "line" > < a name = "l01073" > < / a > < span class = "lineno" > 1073< / span >   < span class = "keywordflow" > if< / span > (!status.ok()) {< / div >
< div class = "line" > < a name = "l01074" > < / a > < span class = "lineno" > 1074< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Fetch Key(s) failed for AssetID = " < / span > < < asset_id< / div >
< div class = "line" > < a name = "l01075" > < / a > < span class = "lineno" > 1075< / span >   < < < span class = "stringliteral" > " , error = " < / span > < < status;< / div >
< div class = "line" > < a name = "l01076" > < / a > < span class = "lineno" > 1076< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01077" > < / a > < span class = "lineno" > 1077< / span >   }< / div >
< div class = "line" > < a name = "l01078" > < / a > < span class = "lineno" > 1078< / span >   < / div >
< div class = "line" > < a name = "l01079" > < / a > < span class = "lineno" > 1079< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01080" > < / a > < span class = "lineno" > 1080< / span >   }< / div >
< div class = "line" > < a name = "l01081" > < / a > < span class = "lineno" > 1081< / span >   < / div >
< div class = "line" > < a name = "l01082" > < / a > < span class = "lineno" > 1082< / span >   < span class = "keywordtype" > bool< / span > WvmMediaParser::ProcessEcm() {< / div >
< div class = "line" > < a name = "l01083" > < / a > < span class = "lineno" > 1083< / span >   < span class = "comment" > // An error will be returned later if the samples need to be decrypted.< / span > < / div >
< div class = "line" > < a name = "l01084" > < / a > < span class = "lineno" > 1084< / span >   < span class = "keywordflow" > if< / span > (!decryption_key_source_)< / div >
< div class = "line" > < a name = "l01085" > < / a > < span class = "lineno" > 1085< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01086" > < / a > < span class = "lineno" > 1086< / span >   < / div >
< div class = "line" > < a name = "l01087" > < / a > < span class = "lineno" > 1087< / span >   < span class = "keywordflow" > if< / span > (current_program_id_ > 0) {< / div >
< div class = "line" > < a name = "l01088" > < / a > < span class = "lineno" > 1088< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01089" > < / a > < span class = "lineno" > 1089< / span >   }< / div >
< div class = "line" > < a name = "l01090" > < / a > < span class = "lineno" > 1090< / span >   < span class = "keywordflow" > if< / span > (ecm_.size() != kEcmSizeBytes) {< / div >
< div class = "line" > < a name = "l01091" > < / a > < span class = "lineno" > 1091< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Unexpected ECM size = " < / span > < < ecm_.size()< / div >
< div class = "line" > < a name = "l01092" > < / a > < span class = "lineno" > 1092< / span >   < < < span class = "stringliteral" > " , expected size = " < / span > < < kEcmSizeBytes;< / div >
< div class = "line" > < a name = "l01093" > < / a > < span class = "lineno" > 1093< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01094" > < / a > < span class = "lineno" > 1094< / span >   }< / div >
< div class = "line" > < a name = "l01095" > < / a > < span class = "lineno" > 1095< / span >   < span class = "keyword" > const< / span > uint8_t* ecm_data = ecm_.data();< / div >
< div class = "line" > < a name = "l01096" > < / a > < span class = "lineno" > 1096< / span >   DCHECK(ecm_data);< / div >
< div class = "line" > < a name = "l01097" > < / a > < span class = "lineno" > 1097< / span >   ecm_data += < span class = "keyword" > sizeof< / span > (uint32_t); < span class = "comment" > // old version field - skip.< / span > < / div >
< div class = "line" > < a name = "l01098" > < / a > < span class = "lineno" > 1098< / span >   ecm_data += < span class = "keyword" > sizeof< / span > (uint32_t); < span class = "comment" > // clear lead - skip.< / span > < / div >
< div class = "line" > < a name = "l01099" > < / a > < span class = "lineno" > 1099< / span >   ecm_data += < span class = "keyword" > sizeof< / span > (uint32_t); < span class = "comment" > // system id(includes ECM version) - skip.< / span > < / div >
< div class = "line" > < a name = "l01100" > < / a > < span class = "lineno" > 1100< / span >   uint32_t asset_id = ntohlFromBuffer(ecm_data);< / div >
< div class = "line" > < a name = "l01101" > < / a > < span class = "lineno" > 1101< / span >   < span class = "keywordflow" > if< / span > (asset_id == 0) {< / div >
< div class = "line" > < a name = "l01102" > < / a > < span class = "lineno" > 1102< / span >   LOG(ERROR) < < < span class = "stringliteral" > " AssetID in ECM is not valid." < / span > ;< / div >
< div class = "line" > < a name = "l01103" > < / a > < span class = "lineno" > 1103< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01104" > < / a > < span class = "lineno" > 1104< / span >   }< / div >
< div class = "line" > < a name = "l01105" > < / a > < span class = "lineno" > 1105< / span >   ecm_data += < span class = "keyword" > sizeof< / span > (uint32_t); < span class = "comment" > // asset_id.< / span > < / div >
< div class = "line" > < a name = "l01106" > < / a > < span class = "lineno" > 1106< / span >   EncryptionKey encryption_key;< / div >
< div class = "line" > < a name = "l01107" > < / a > < span class = "lineno" > 1107< / span >   < span class = "keywordflow" > if< / span > (!GetAssetKey(asset_id, & encryption_key)) {< / div >
< div class = "line" > < a name = "l01108" > < / a > < span class = "lineno" > 1108< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01109" > < / a > < span class = "lineno" > 1109< / span >   }< / div >
< div class = "line" > < a name = "l01110" > < / a > < span class = "lineno" > 1110< / span >   < span class = "keywordflow" > if< / span > (encryption_key.key.size() < kAssetKeySizeBytes) {< / div >
< div class = "line" > < a name = "l01111" > < / a > < span class = "lineno" > 1111< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Asset Key size of " < / span > < < encryption_key.key.size()< / div >
< div class = "line" > < a name = "l01112" > < / a > < span class = "lineno" > 1112< / span >   < < < span class = "stringliteral" > " for AssetID = " < / span > < < asset_id< / div >
< div class = "line" > < a name = "l01113" > < / a > < span class = "lineno" > 1113< / span >   < < < span class = "stringliteral" > " is less than minimum asset key size." < / span > ;< / div >
< div class = "line" > < a name = "l01114" > < / a > < span class = "lineno" > 1114< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01115" > < / a > < span class = "lineno" > 1115< / span >   }< / div >
< div class = "line" > < a name = "l01116" > < / a > < span class = "lineno" > 1116< / span >   < span class = "comment" > // Legacy WVM content may have asset keys > 16 bytes.< / span > < / div >
< div class = "line" > < a name = "l01117" > < / a > < span class = "lineno" > 1117< / span >   < span class = "comment" > // Use only the first 16 bytes of the asset key to get< / span > < / div >
< div class = "line" > < a name = "l01118" > < / a > < span class = "lineno" > 1118< / span >   < span class = "comment" > // the content key.< / span > < / div >
< div class = "line" > < a name = "l01119" > < / a > < span class = "lineno" > 1119< / span >   std::vector< uint8_t> asset_key(< / div >
< div class = "line" > < a name = "l01120" > < / a > < span class = "lineno" > 1120< / span >   encryption_key.key.begin(),< / div >
< div class = "line" > < a name = "l01121" > < / a > < span class = "lineno" > 1121< / span >   encryption_key.key.begin() + kAssetKeySizeBytes);< / div >
< div class = "line" > < a name = "l01122" > < / a > < span class = "lineno" > 1122< / span >   < span class = "comment" > // WVM format always uses all zero IV.< / span > < / div >
< div class = "line" > < a name = "l01123" > < / a > < span class = "lineno" > 1123< / span >   std::vector< uint8_t> zero_iv(kInitializationVectorSizeBytes, 0);< / div >
< div class = "line" > < a name = "l01124" > < / a > < span class = "lineno" > 1124< / span >   AesCbcDecryptor asset_decryptor(kCtsPadding, AesCryptor::kUseConstantIv);< / div >
< div class = "line" > < a name = "l01125" > < / a > < span class = "lineno" > 1125< / span >   < span class = "keywordflow" > if< / span > (!asset_decryptor.InitializeWithIv(asset_key, zero_iv)) {< / div >
< div class = "line" > < a name = "l01126" > < / a > < span class = "lineno" > 1126< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Failed to initialize asset_decryptor." < / span > ;< / div >
< div class = "line" > < a name = "l01127" > < / a > < span class = "lineno" > 1127< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01128" > < / a > < span class = "lineno" > 1128< / span >   }< / div >
< div class = "line" > < a name = "l01129" > < / a > < span class = "lineno" > 1129< / span >   < / div >
< div class = "line" > < a name = "l01130" > < / a > < span class = "lineno" > 1130< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > content_key_buffer_size =< / div >
< div class = "line" > < a name = "l01131" > < / a > < span class = "lineno" > 1131< / span >   kEcmFlagsSizeBytes + kEcmContentKeySizeBytes +< / div >
< div class = "line" > < a name = "l01132" > < / a > < span class = "lineno" > 1132< / span >   kEcmPaddingSizeBytes; < span class = "comment" > // flags + contentKey + padding.< / span > < / div >
< div class = "line" > < a name = "l01133" > < / a > < span class = "lineno" > 1133< / span >   std::vector< uint8_t> content_key_buffer(content_key_buffer_size);< / div >
< div class = "line" > < a name = "l01134" > < / a > < span class = "lineno" > 1134< / span >   CHECK(asset_decryptor.Crypt(ecm_data, content_key_buffer_size,< / div >
< div class = "line" > < a name = "l01135" > < / a > < span class = "lineno" > 1135< / span >   content_key_buffer.data()));< / div >
< div class = "line" > < a name = "l01136" > < / a > < span class = "lineno" > 1136< / span >   < / div >
< div class = "line" > < a name = "l01137" > < / a > < span class = "lineno" > 1137< / span >   std::vector< uint8_t> decrypted_content_key_vec(< / div >
< div class = "line" > < a name = "l01138" > < / a > < span class = "lineno" > 1138< / span >   content_key_buffer.begin() + 4,< / div >
< div class = "line" > < a name = "l01139" > < / a > < span class = "lineno" > 1139< / span >   content_key_buffer.begin() + 20);< / div >
< div class = "line" > < a name = "l01140" > < / a > < span class = "lineno" > 1140< / span >   std::unique_ptr< AesCbcDecryptor> content_decryptor(< / div >
< div class = "line" > < a name = "l01141" > < / a > < span class = "lineno" > 1141< / span >   < span class = "keyword" > new< / span > AesCbcDecryptor(kCtsPadding, AesCryptor::kUseConstantIv));< / div >
< div class = "line" > < a name = "l01142" > < / a > < span class = "lineno" > 1142< / span >   < span class = "keywordflow" > if< / span > (!content_decryptor-> InitializeWithIv(decrypted_content_key_vec,< / div >
< div class = "line" > < a name = "l01143" > < / a > < span class = "lineno" > 1143< / span >   zero_iv)) {< / div >
< div class = "line" > < a name = "l01144" > < / a > < span class = "lineno" > 1144< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Failed to initialize content decryptor." < / span > ;< / div >
< div class = "line" > < a name = "l01145" > < / a > < span class = "lineno" > 1145< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01146" > < / a > < span class = "lineno" > 1146< / span >   }< / div >
< div class = "line" > < a name = "l01147" > < / a > < span class = "lineno" > 1147< / span >   < / div >
< div class = "line" > < a name = "l01148" > < / a > < span class = "lineno" > 1148< / span >   content_decryptor_ = std::move(content_decryptor);< / div >
< div class = "line" > < a name = "l01149" > < / a > < span class = "lineno" > 1149< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01150" > < / a > < span class = "lineno" > 1150< / span >   }< / div >
< div class = "line" > < a name = "l01151" > < / a > < span class = "lineno" > 1151< / span >   < / div >
< div class = "line" > < a name = "l01152" > < / a > < span class = "lineno" > 1152< / span >   DemuxStreamIdMediaSample::DemuxStreamIdMediaSample() :< / div >
< div class = "line" > < a name = "l01153" > < / a > < span class = "lineno" > 1153< / span >   demux_stream_id(0),< / div >
< div class = "line" > < a name = "l01154" > < / a > < span class = "lineno" > 1154< / span >   parsed_audio_or_video_stream_id(0) {}< / div >
< div class = "line" > < a name = "l01155" > < / a > < span class = "lineno" > 1155< / span >   < / div >
< div class = "line" > < a name = "l01156" > < / a > < span class = "lineno" > 1156< / span >   DemuxStreamIdMediaSample::~DemuxStreamIdMediaSample() {}< / div >
< div class = "line" > < a name = "l01157" > < / a > < span class = "lineno" > 1157< / span >   < / div >
< div class = "line" > < a name = "l01158" > < / a > < span class = "lineno" > 1158< / span >   PrevSampleData::PrevSampleData() {< / div >
< div class = "line" > < a name = "l01159" > < / a > < span class = "lineno" > 1159< / span >   Reset();< / div >
< div class = "line" > < a name = "l01160" > < / a > < span class = "lineno" > 1160< / span >   }< / div >
< div class = "line" > < a name = "l01161" > < / a > < span class = "lineno" > 1161< / span >   < / div >
< div class = "line" > < a name = "l01162" > < / a > < span class = "lineno" > 1162< / span >   PrevSampleData::~PrevSampleData() {}< / div >
< div class = "line" > < a name = "l01163" > < / a > < span class = "lineno" > 1163< / span >   < / div >
< div class = "line" > < a name = "l01164" > < / a > < span class = "lineno" > 1164< / span >   < span class = "keywordtype" > void< / span > PrevSampleData::Reset() {< / div >
< div class = "line" > < a name = "l01165" > < / a > < span class = "lineno" > 1165< / span >   audio_sample = NULL;< / div >
< div class = "line" > < a name = "l01166" > < / a > < span class = "lineno" > 1166< / span >   video_sample = NULL;< / div >
< div class = "line" > < a name = "l01167" > < / a > < span class = "lineno" > 1167< / span >   audio_stream_id = 0;< / div >
< div class = "line" > < a name = "l01168" > < / a > < span class = "lineno" > 1168< / span >   video_stream_id = 0;< / div >
< div class = "line" > < a name = "l01169" > < / a > < span class = "lineno" > 1169< / span >   audio_sample_duration = 0;< / div >
< div class = "line" > < a name = "l01170" > < / a > < span class = "lineno" > 1170< / span >   video_sample_duration = 0;< / div >
< div class = "line" > < a name = "l01171" > < / a > < span class = "lineno" > 1171< / span >   }< / div >
< div class = "line" > < a name = "l01172" > < / a > < span class = "lineno" > 1172< / span >   < / div >
< div class = "line" > < a name = "l01173" > < / a > < span class = "lineno" > 1173< / span >   } < span class = "comment" > // namespace wvm< / span > < / div >
< div class = "line" > < a name = "l01174" > < / a > < span class = "lineno" > 1174< / span >   } < span class = "comment" > // namespace media< / span > < / div >
< div class = "line" > < a name = "l01175" > < / a > < span class = "lineno" > 1175< / span >   } < span class = "comment" > // namespace shaka< / span > < / div >
2017-03-27 19:39:08 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1MediaSample_html_a4a7f8d79f9ec3cd3df9a395eef71f0c6" > < div class = "ttname" > < a href = "../../d7/d6d/classshaka_1_1media_1_1MediaSample.html#a4a7f8d79f9ec3cd3df9a395eef71f0c6" > shaka::media::MediaSample::CreateEmptyMediaSample< / a > < / div > < div class = "ttdeci" > static std::shared_ptr< MediaSample > CreateEmptyMediaSample()< / div > < div class = "ttdoc" > Create a MediaSample object with default members. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d8/d0d/media__sample_8cc_source.html#l00100" > media_sample.cc:100< / a > < / div > < / div >
2016-05-24 23:43:16 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1mp2t_1_1AdtsHeader_html_a149fb9c7fa2718d719008af2dce8157f" > < div class = "ttname" > < a href = "../../d3/d0c/classshaka_1_1media_1_1mp2t_1_1AdtsHeader.html#a149fb9c7fa2718d719008af2dce8157f" > shaka::media::mp2t::AdtsHeader::GetAdtsFrameSize< / a > < / div > < div class = "ttdeci" > static size_t GetAdtsFrameSize(const uint8_t *data, size_t num_bytes)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../de/d5b/adts__header_8cc_source.html#l00023" > adts_header.cc:23< / a > < / div > < / div >
2016-08-18 21:18:15 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1AudioStreamInfo_html_aee79e7aa61b741bb96f451c6de1c9d42" > < div class = "ttname" > < a href = "../../da/d4e/classshaka_1_1media_1_1AudioStreamInfo.html#aee79e7aa61b741bb96f451c6de1c9d42" > shaka::media::AudioStreamInfo::GetCodecString< / a > < / div > < div class = "ttdeci" > static std::string GetCodecString(Codec codec, uint8_t audio_object_type)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../da/d04/audio__stream__info_8cc_source.html#l00095" > audio_stream_info.cc:95< / a > < / div > < / div >
2016-08-19 00:58:26 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1KeySource_html" > < div class = "ttname" > < a href = "../../d1/d1f/classshaka_1_1media_1_1KeySource.html" > shaka::media::KeySource< / a > < / div > < div class = "ttdoc" > KeySource is responsible for encryption key acquisition. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../dc/d3f/key__source_8h_source.html#l00030" > key_source.h:30< / a > < / div > < / div >
2015-10-16 00:33:37 +00:00
< / div > <!-- fragment --> < / div > <!-- contents -->
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2017-04-14 22:09:18 +00:00
Generated on Fri Apr 14 2017 22:09:13 for DASH Media Packaging SDK by   < a href = "http://www.doxygen.org/index.html" >
2015-10-16 00:33:37 +00:00
< img class = "footer" src = "../../doxygen.png" alt = "doxygen" / >
< / a > 1.8.6
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