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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_263e692158cf359dd655c259558153d6.html" > demuxer< / a > < / li > < / ul >
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< div class = "title" > demuxer.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 Google Inc. All rights reserved.< / span > < / div >
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > // Use of this source code is governed by a BSD-style< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < span class = "comment" > // license that can be found in the LICENSE file or at< / span > < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > // https://developers.google.com/open-source/licenses/bsd< / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < / div >
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< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "preprocessor" > #include " packager/media/demuxer/demuxer.h" < / span > < / div >
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< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < / div >
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< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < span class = "preprocessor" > #include < algorithm> < / span > < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "preprocessor" > #include " packager/base/bind.h" < / span > < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "preprocessor" > #include " packager/base/logging.h" < / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < span class = "preprocessor" > #include " packager/base/strings/string_number_conversions.h" < / span > < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include " packager/media/base/decryptor_source.h" < / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "preprocessor" > #include " packager/media/base/key_source.h" < / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include " packager/media/base/media_sample.h" < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "preprocessor" > #include " packager/media/base/stream_info.h" < / span > < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #include " packager/media/file/file.h" < / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > #include " packager/media/formats/mp2t/mp2t_media_parser.h" < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "preprocessor" > #include " packager/media/formats/mp4/mp4_media_parser.h" < / span > < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "preprocessor" > #include " packager/media/formats/webm/webm_media_parser.h" < / span > < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "preprocessor" > #include " packager/media/formats/webvtt/webvtt_media_parser.h" < / span > < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "preprocessor" > #include " packager/media/formats/wvm/wvm_media_parser.h" < / span > < / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "comment" > // 65KB, sufficient to determine the container and likely all init data.< / span > < / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > kInitBufSize = 0x10000;< / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > kBufSize = 0x200000; < span class = "comment" > // 2MB< / span > < / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "comment" > // Maximum number of allowed queued samples. If we are receiving a lot of< / span > < / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < span class = "comment" > // samples before seeing init_event, something is not right. The number< / span > < / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < span class = "comment" > // set here is arbitrary though.< / span > < / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > kQueuedSamplesLimit = 10000;< / div >
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< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > kInvalidStreamIndex = < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > size_t< / span > < span class = "keyword" > > < / span > (-1);< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > kBaseVideoOutputStreamIndex = 0x100;< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > kBaseAudioOutputStreamIndex = 0x200;< / div >
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< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > kBaseTextOutputStreamIndex = 0x300;< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   std::string GetStreamLabel(< span class = "keywordtype" > size_t< / span > stream_index) {< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < span class = "keywordflow" > switch< / span > (stream_index) {< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "keywordflow" > case< / span > kBaseVideoOutputStreamIndex:< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < span class = "keywordflow" > return< / span > < span class = "stringliteral" > " video" < / span > ;< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < span class = "keywordflow" > case< / span > kBaseAudioOutputStreamIndex:< / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "keywordflow" > return< / span > < span class = "stringliteral" > " audio" < / span > ;< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < span class = "keywordflow" > case< / span > kBaseTextOutputStreamIndex:< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < span class = "keywordflow" > return< / span > < span class = "stringliteral" > " text" < / span > ;< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < span class = "keywordflow" > return< / span > base::SizeTToString(stream_index);< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   }< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   }< / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   < / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < span class = "keywordtype" > bool< / span > GetStreamIndex(< span class = "keyword" > const< / span > std::string& stream_label, < span class = "keywordtype" > size_t< / span > * stream_index) {< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   DCHECK(stream_index);< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < span class = "keywordflow" > if< / span > (stream_label == < span class = "stringliteral" > " video" < / span > ) {< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   *stream_index = kBaseVideoOutputStreamIndex;< / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (stream_label == < span class = "stringliteral" > " audio" < / span > ) {< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   *stream_index = kBaseAudioOutputStreamIndex;< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (stream_label == < span class = "stringliteral" > " text" < / span > ) {< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   *stream_index = kBaseTextOutputStreamIndex;< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < span class = "comment" > // Expect stream_label to be a zero based stream id.< / span > < / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < span class = "keywordflow" > if< / span > (!base::StringToSizeT(stream_label, stream_index)) {< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Invalid argument --stream=" < / span > < < stream_label < < < span class = "stringliteral" > " ; " < / span > < / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < < < span class = "stringliteral" > " should be ' audio' , ' video' , ' text' , or a number" < / span > ;< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   }< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   }< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   }< / div >
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< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < / div >
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< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   }< / 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" > namespace < / span > shaka {< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < span class = "keyword" > namespace < / span > media {< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   < / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > < a class = "line" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#ae2fee69f99e5815de4f686b24393402e" > 75< / a > < / span >   < a class = "code" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#ae2fee69f99e5815de4f686b24393402e" > Demuxer::Demuxer< / a > (< span class = "keyword" > const< / span > std::string& file_name)< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   : file_name_(file_name), buffer_(new uint8_t[kBufSize]) {}< / div >
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< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < / div >
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< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   Demuxer::~Demuxer() {< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < span class = "keywordflow" > if< / span > (media_file_)< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   media_file_-> < a class = "code" href = "../../d3/d61/classshaka_1_1media_1_1File.html#a2bfb0c180840356933652a795527b5c8" > Close< / a > ();< / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   }< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   < / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > < a class = "line" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#abfcf3a9a3f64c0e27497c72324049a1e" > 83< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#abfcf3a9a3f64c0e27497c72324049a1e" > Demuxer::SetKeySource< / a > (std::unique_ptr< KeySource> key_source) {< / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   key_source_ = std::move(key_source);< / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   }< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > < a class = "line" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#a9e0b4a430603fdf4639c2153622ae1a2" > 87< / a > < / span >   < a class = "code" href = "../../d0/d93/classshaka_1_1media_1_1Status.html" > Status< / a > < a class = "code" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#a9e0b4a430603fdf4639c2153622ae1a2" > Demuxer::Run< / a > () {< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   LOG(INFO) < < < span class = "stringliteral" > " Demuxer::Run() on file ' " < / span > < < file_name_ < < < span class = "stringliteral" > " ' ." < / span > ;< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < a class = "code" href = "../../d0/d93/classshaka_1_1media_1_1Status.html" > Status< / a > status = InitializeParser();< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < span class = "comment" > // ParserInitEvent callback is called after a few calls to Parse(), which sets< / span > < / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   < span class = "comment" > // up the streams. Only after that, we can verify the outputs below.< / span > < / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < span class = "keywordflow" > while< / span > (!all_streams_ready_ & & status.ok())< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   status.< a class = "code" href = "../../d0/d93/classshaka_1_1media_1_1Status.html#a74d29f349b4673d2eef69a47f5152fe4" > Update< / a > (Parse());< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < span class = "comment" > // If no output is defined, then return success after receiving all stream< / span > < / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   < span class = "comment" > // info.< / span > < / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   < span class = "keywordflow" > if< / span > (all_streams_ready_ & & output_handlers().empty())< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   < span class = "keywordflow" > return< / span > Status::OK;< / div >
2017-03-30 22:34:09 +00:00
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   < span class = "keywordflow" > if< / span > (!status.ok())< / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   < span class = "keywordflow" > return< / span > status;< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < span class = "comment" > // Check if all specified outputs exists.< / span > < / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & pair : output_handlers()) {< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   < span class = "keywordflow" > if< / span > (std::find(stream_indexes_.begin(), stream_indexes_.end(), pair.first) ==< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   stream_indexes_.end()) {< / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Invalid argument, stream=" < / span > < < GetStreamLabel(pair.first)< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   < < < span class = "stringliteral" > " not available." < / span > ;< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "../../d0/d93/classshaka_1_1media_1_1Status.html" > Status< / a > (error::INVALID_ARGUMENT, < span class = "stringliteral" > " Stream not available" < / span > );< / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   }< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   }< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   < / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   < span class = "keywordflow" > while< / span > (!cancelled_ & & status.ok())< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   status.< a class = "code" href = "../../d0/d93/classshaka_1_1media_1_1Status.html#a74d29f349b4673d2eef69a47f5152fe4" > Update< / a > (Parse());< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < span class = "keywordflow" > if< / span > (cancelled_ & & status.ok())< / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "../../d0/d93/classshaka_1_1media_1_1Status.html" > Status< / a > (error::CANCELLED, < span class = "stringliteral" > " Demuxer run cancelled" < / span > );< / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   < span class = "keywordflow" > if< / span > (status.error_code() == error::END_OF_STREAM) {< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > stream_index : stream_indexes_) {< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   status = < a class = "code" href = "../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#ad5001bf12073101a949b062943769f5b" > FlushDownstream< / a > (stream_index);< / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < span class = "keywordflow" > if< / span > (!status.ok())< / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   < span class = "keywordflow" > return< / span > status;< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   }< / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   < span class = "keywordflow" > return< / span > Status::OK;< / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   }< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   < span class = "keywordflow" > return< / span > status;< / 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 = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#a117ba5528a92b0cf4752d15d3692e158" > 126< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#a117ba5528a92b0cf4752d15d3692e158" > Demuxer::Cancel< / a > () {< / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   cancelled_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   }< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > < a class = "line" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#a1247302b6c57fbafb09aec71ce0109e3" > 130< / a > < / span >   < a class = "code" href = "../../d0/d93/classshaka_1_1media_1_1Status.html" > Status< / a > < a class = "code" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#a1247302b6c57fbafb09aec71ce0109e3" > Demuxer::SetHandler< / a > (< span class = "keyword" > const< / span > std::string& stream_label,< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   std::shared_ptr< MediaHandler> handler) {< / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   < span class = "keywordtype" > size_t< / span > stream_index = kInvalidStreamIndex;< / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   < span class = "keywordflow" > if< / span > (!GetStreamIndex(stream_label, & stream_index)) {< / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "../../d0/d93/classshaka_1_1media_1_1Status.html" > Status< / a > (error::INVALID_ARGUMENT,< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   < span class = "stringliteral" > " Invalid stream: " < / span > + stream_label);< / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   }< / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a0fac1fe2d593e78d47244acdfa21759d" > MediaHandler::SetHandler< / a > (stream_index, std::move(handler));< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   }< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   < / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > < a class = "line" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#aa3fe0a64a2745fa6f462c3d179809c3b" > 140< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#aa3fe0a64a2745fa6f462c3d179809c3b" > Demuxer::SetLanguageOverride< / a > (< span class = "keyword" > const< / span > std::string& stream_label,< / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   < span class = "keyword" > const< / span > std::string& language_override) {< / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < span class = "keywordtype" > size_t< / span > stream_index = kInvalidStreamIndex;< / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   < span class = "keywordflow" > if< / span > (!GetStreamIndex(stream_label, & stream_index))< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   LOG(WARNING) < < < span class = "stringliteral" > " Invalid stream for language override " < / span > < < stream_label;< / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   language_overrides_[stream_index] = language_override;< / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   }< / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   < / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   Demuxer::QueuedSample::QueuedSample(uint32_t local_track_id,< / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   std::shared_ptr< MediaSample> local_sample)< / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   : track_id(local_track_id), sample(local_sample) {}< / div >
2017-03-29 18:59:26 +00:00
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < / div >
2017-03-30 22:34:09 +00:00
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   Demuxer::QueuedSample::~QueuedSample() {}< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   < / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   Status Demuxer::InitializeParser() {< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   DCHECK(!media_file_);< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   DCHECK(!all_streams_ready_);< / div >
2017-03-29 18:59:26 +00:00
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   < / div >
2017-03-30 22:34:09 +00:00
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   LOG(INFO) < < < span class = "stringliteral" > " Initialize Demuxer for file ' " < / span > < < file_name_ < < < span class = "stringliteral" > " ' ." < / span > ;< / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   < / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   media_file_ = < a class = "code" href = "../../d3/d61/classshaka_1_1media_1_1File.html#aad6b77e734bb22d077ece029c9e735a4" > File::Open< / a > (file_name_.c_str(), < span class = "stringliteral" > " r" < / span > );< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < span class = "keywordflow" > if< / span > (!media_file_) {< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   < span class = "keywordflow" > return< / span > Status(error::FILE_FAILURE,< / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < span class = "stringliteral" > " Cannot open file for reading " < / span > + file_name_);< / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   }< / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   < / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   < span class = "comment" > // Read enough bytes before detecting the container.< / span > < / div >
2017-03-31 21:44:15 +00:00
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   int64_t bytes_read = 0;< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   < span class = "keywordflow" > while< / span > (static_cast< size_t> (bytes_read) < kInitBufSize) {< / div >
2017-03-30 22:34:09 +00:00
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   int64_t read_result =< / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   media_file_-> < a class = "code" href = "../../d3/d61/classshaka_1_1media_1_1File.html#aed0c0793fd8751330583314a4d3012b9" > Read< / a > (buffer_.get() + bytes_read, kInitBufSize);< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   < span class = "keywordflow" > if< / span > (read_result < 0)< / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   < span class = "keywordflow" > return< / span > Status(error::FILE_FAILURE, < span class = "stringliteral" > " Cannot read file " < / span > + file_name_);< / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   < span class = "keywordflow" > if< / span > (read_result == 0)< / 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 >   bytes_read += read_result;< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   }< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   container_name_ = DetermineContainer(buffer_.get(), bytes_read);< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   < / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   < span class = "comment" > // Initialize media parser.< / span > < / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < span class = "keywordflow" > switch< / span > (container_name_) {< / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   < span class = "keywordflow" > case< / span > CONTAINER_MOV:< / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   parser_.reset(< span class = "keyword" > new< / span > mp4::MP4MediaParser());< / 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 > CONTAINER_MPEG2TS:< / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   parser_.reset(< span class = "keyword" > new< / span > mp2t::Mp2tMediaParser());< / 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 > CONTAINER_MPEG2PS:< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   parser_.reset(< span class = "keyword" > new< / span > wvm::WvmMediaParser());< / 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 > CONTAINER_WEBM:< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   parser_.reset(< span class = "keyword" > new< / span > WebMMediaParser());< / 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 > CONTAINER_WEBVTT:< / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   parser_.reset(< span class = "keyword" > new< / span > WebVttMediaParser());< / 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" > default< / span > :< / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   NOTIMPLEMENTED();< / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   < span class = "keywordflow" > return< / span > Status(error::UNIMPLEMENTED, < span class = "stringliteral" > " Container not supported." < / span > );< / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   }< / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   < / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   parser_-> Init(base::Bind(& Demuxer::ParserInitEvent, base::Unretained(< span class = "keyword" > this< / span > )),< / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   base::Bind(& Demuxer::NewSampleEvent, base::Unretained(< span class = "keyword" > this< / span > )),< / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   key_source_.get());< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   < / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   < span class = "comment" > // Handle trailing ' moov' .< / span > < / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   < span class = "keywordflow" > if< / span > (container_name_ == CONTAINER_MOV)< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   < span class = "keyword" > static_cast< < / span > mp4::MP4MediaParser*< span class = "keyword" > > < / span > (parser_.get())-> LoadMoov(file_name_);< / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < span class = "keywordflow" > if< / span > (!parser_-> Parse(buffer_.get(), bytes_read)) {< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   < span class = "keywordflow" > return< / span > Status(error::PARSER_FAILURE,< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   < span class = "stringliteral" > " Cannot parse media file " < / span > + file_name_);< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   }< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   < span class = "keywordflow" > return< / span > Status::OK;< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   }< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   < / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   < span class = "keywordtype" > void< / span > Demuxer::ParserInitEvent(< / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   < span class = "keyword" > const< / span > std::vector< std::shared_ptr< StreamInfo> > & stream_infos) {< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   < span class = "keywordflow" > if< / span > (dump_stream_info_) {< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   printf(< span class = "stringliteral" > " \nFile \" %s\" :\n" < / span > , file_name_.c_str());< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   printf(< span class = "stringliteral" > " Found %zu stream(s).\n" < / span > , stream_infos.size());< / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < stream_infos.size(); ++i)< / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   printf(< span class = "stringliteral" > " Stream [%zu] %s\n" < / span > , i, stream_infos[i]-> ToString().c_str());< / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   }< / div >
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   < / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   < span class = "keywordtype" > int< / span > base_stream_index = 0;< / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   < span class = "keywordtype" > bool< / span > video_handler_set =< / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   output_handlers().find(kBaseVideoOutputStreamIndex) !=< / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   output_handlers().end();< / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   < span class = "keywordtype" > bool< / span > audio_handler_set =< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   output_handlers().find(kBaseAudioOutputStreamIndex) !=< / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   output_handlers().end();< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   < span class = "keywordtype" > bool< / span > text_handler_set =< / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   output_handlers().find(kBaseTextOutputStreamIndex) !=< / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   output_handlers().end();< / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > std::shared_ptr< StreamInfo> & stream_info : stream_infos) {< / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < span class = "keywordtype" > size_t< / span > stream_index = base_stream_index;< / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   < span class = "keywordflow" > if< / span > (video_handler_set & & stream_info-> stream_type() == kStreamVideo) {< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   stream_index = kBaseVideoOutputStreamIndex;< / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   < span class = "comment" > // Only for the first video stream.< / span > < / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   video_handler_set = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   }< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   < span class = "keywordflow" > if< / span > (audio_handler_set & & stream_info-> stream_type() == kStreamAudio) {< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   stream_index = kBaseAudioOutputStreamIndex;< / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   < span class = "comment" > // Only for the first audio stream.< / span > < / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   audio_handler_set = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   }< / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   < span class = "keywordflow" > if< / span > (text_handler_set & & stream_info-> stream_type() == kStreamText) {< / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   stream_index = kBaseTextOutputStreamIndex;< / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   text_handler_set = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   }< / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   < / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > handler_set =< / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   output_handlers().find(stream_index) != output_handlers().end();< / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   < span class = "keywordflow" > if< / span > (handler_set) {< / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   track_id_to_stream_index_map_[stream_info-> track_id()] = stream_index;< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   stream_indexes_.push_back(stream_index);< / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   < span class = "keyword" > auto< / span > iter = language_overrides_.find(stream_index);< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   < span class = "keywordflow" > if< / span > (iter != language_overrides_.end() & & < / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   stream_info-> stream_type() != kStreamVideo) {< / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   stream_info-> set_language(iter-> second);< / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   }< / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   < a class = "code" href = "../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a855263bdfc4c0e24d94277dc4a1b415f" > DispatchStreamInfo< / a > (stream_index, stream_info);< / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   track_id_to_stream_index_map_[stream_info-> track_id()] =< / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   kInvalidStreamIndex;< / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   }< / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   ++base_stream_index;< / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   }< / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   all_streams_ready_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   }< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   < / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   < span class = "keywordtype" > bool< / span > Demuxer::NewSampleEvent(uint32_t track_id,< / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   < span class = "keyword" > const< / span > std::shared_ptr< MediaSample> & sample) {< / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   < span class = "keywordflow" > if< / span > (!all_streams_ready_) {< / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   < span class = "keywordflow" > if< / span > (queued_samples_.size() > = kQueuedSamplesLimit) {< / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Queued samples limit reached: " < / span > < < kQueuedSamplesLimit;< / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   }< / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   queued_samples_.push_back(QueuedSample(track_id, sample));< / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   }< / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   < span class = "keywordflow" > while< / span > (!queued_samples_.empty()) {< / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   < span class = "keywordflow" > if< / span > (!PushSample(queued_samples_.front().track_id,< / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   queued_samples_.front().sample)) {< / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > 285< / span >   }< / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   queued_samples_.pop_front();< / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   }< / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   < span class = "keywordflow" > return< / span > PushSample(track_id, sample);< / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   }< / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   < / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   < span class = "keywordtype" > bool< / span > Demuxer::PushSample(uint32_t track_id,< / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > 292< / span >   < span class = "keyword" > const< / span > std::shared_ptr< MediaSample> & sample) {< / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   < span class = "keyword" > auto< / span > stream_index_iter = track_id_to_stream_index_map_.find(track_id);< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   < span class = "keywordflow" > if< / span > (stream_index_iter == track_id_to_stream_index_map_.end()) {< / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Track " < / span > < < track_id < < < span class = "stringliteral" > " not found." < / span > ;< / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00297" > < / a > < span class = "lineno" > 297< / span >   }< / div >
< div class = "line" > < a name = "l00298" > < / a > < span class = "lineno" > 298< / span >   < span class = "keywordflow" > if< / span > (stream_index_iter-> second == kInvalidStreamIndex)< / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   Status status = < a class = "code" href = "../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a73dfbc5de4901830cfd25775e2e4fcff" > DispatchMediaSample< / a > (stream_index_iter-> second, sample);< / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   < span class = "keywordflow" > if< / span > (!status.ok()) {< / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Failed to process sample " < / span > < < stream_index_iter-> second< / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   < < < span class = "stringliteral" > " " < / span > < < status;< / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   }< / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   < span class = "keywordflow" > return< / span > status.ok();< / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   }< / div >
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   < / div >
< div class = "line" > < a name = "l00308" > < / a > < span class = "lineno" > 308< / span >   Status Demuxer::Parse() {< / div >
< div class = "line" > < a name = "l00309" > < / a > < span class = "lineno" > 309< / span >   DCHECK(media_file_);< / div >
< div class = "line" > < a name = "l00310" > < / a > < span class = "lineno" > 310< / span >   DCHECK(parser_);< / div >
< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   DCHECK(buffer_);< / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   < / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   int64_t bytes_read = media_file_-> < a class = "code" href = "../../d3/d61/classshaka_1_1media_1_1File.html#aed0c0793fd8751330583314a4d3012b9" > Read< / a > (buffer_.get(), kBufSize);< / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   < span class = "keywordflow" > if< / span > (bytes_read == 0) {< / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   < span class = "keywordflow" > if< / span > (!parser_-> Flush())< / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   < span class = "keywordflow" > return< / span > Status(error::PARSER_FAILURE, < span class = "stringliteral" > " Failed to flush." < / span > );< / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   < span class = "keywordflow" > return< / span > Status(error::END_OF_STREAM, < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > 318< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (bytes_read < 0) {< / div >
< div class = "line" > < a name = "l00319" > < / a > < span class = "lineno" > 319< / span >   < span class = "keywordflow" > return< / span > Status(error::FILE_FAILURE, < span class = "stringliteral" > " Cannot read file " < / span > + file_name_);< / div >
< div class = "line" > < a name = "l00320" > < / a > < span class = "lineno" > 320< / span >   }< / div >
< div class = "line" > < a name = "l00321" > < / a > < span class = "lineno" > 321< / span >   < / div >
< div class = "line" > < a name = "l00322" > < / a > < span class = "lineno" > 322< / span >   < span class = "keywordflow" > return< / span > parser_-> Parse(buffer_.get(), bytes_read)< / div >
< div class = "line" > < a name = "l00323" > < / a > < span class = "lineno" > 323< / span >   ? Status::OK< / div >
< div class = "line" > < a name = "l00324" > < / a > < span class = "lineno" > 324< / span >   : Status(error::PARSER_FAILURE,< / div >
< div class = "line" > < a name = "l00325" > < / a > < span class = "lineno" > 325< / span >   < span class = "stringliteral" > " Cannot parse media file " < / span > + file_name_);< / div >
< div class = "line" > < a name = "l00326" > < / a > < span class = "lineno" > 326< / span >   }< / div >
< div class = "line" > < a name = "l00327" > < / a > < span class = "lineno" > 327< / span >   < / div >
< div class = "line" > < a name = "l00328" > < / a > < span class = "lineno" > 328< / span >   } < span class = "comment" > // namespace media< / span > < / div >
< div class = "line" > < a name = "l00329" > < / a > < span class = "lineno" > 329< / span >   } < span class = "comment" > // namespace shaka< / span > < / div >
2016-05-24 23:43:16 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1File_html_aad6b77e734bb22d077ece029c9e735a4" > < div class = "ttname" > < a href = "../../d3/d61/classshaka_1_1media_1_1File.html#aad6b77e734bb22d077ece029c9e735a4" > shaka::media::File::Open< / a > < / div > < div class = "ttdeci" > virtual bool Open()=0< / div > < div class = "ttdoc" > Internal open. Should not be used directly. < / div > < / div >
2017-03-22 00:49:05 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1MediaHandler_html_a73dfbc5de4901830cfd25775e2e4fcff" > < div class = "ttname" > < a href = "../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a73dfbc5de4901830cfd25775e2e4fcff" > shaka::media::MediaHandler::DispatchMediaSample< / a > < / div > < div class = "ttdeci" > Status DispatchMediaSample(size_t stream_index, std::shared_ptr< MediaSample > media_sample)< / div > < div class = "ttdoc" > Dispatch the media sample to downstream handlers. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d3/d93/media__handler_8h_source.html#l00134" > media_handler.h:134< / a > < / div > < / div >
2017-03-30 22:34:09 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1Demuxer_html_a1247302b6c57fbafb09aec71ce0109e3" > < div class = "ttname" > < a href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#a1247302b6c57fbafb09aec71ce0109e3" > shaka::media::Demuxer::SetHandler< / a > < / div > < div class = "ttdeci" > Status SetHandler(const std::string & stream_label, std::shared_ptr< MediaHandler > handler)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d3/dbe/demuxer_8cc_source.html#l00130" > demuxer.cc:130< / a > < / div > < / div >
2017-03-29 18:59:26 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1Demuxer_html_a9e0b4a430603fdf4639c2153622ae1a2" > < div class = "ttname" > < a href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#a9e0b4a430603fdf4639c2153622ae1a2" > shaka::media::Demuxer::Run< / a > < / div > < div class = "ttdeci" > Status Run()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d3/dbe/demuxer_8cc_source.html#l00087" > demuxer.cc:87< / a > < / div > < / div >
2016-05-24 23:43:16 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1File_html_a2bfb0c180840356933652a795527b5c8" > < div class = "ttname" > < a href = "../../d3/d61/classshaka_1_1media_1_1File.html#a2bfb0c180840356933652a795527b5c8" > shaka::media::File::Close< / a > < / div > < div class = "ttdeci" > virtual bool Close()=0< / div > < / div >
2017-03-30 22:34:09 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1Demuxer_html_aa3fe0a64a2745fa6f462c3d179809c3b" > < div class = "ttname" > < a href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#aa3fe0a64a2745fa6f462c3d179809c3b" > shaka::media::Demuxer::SetLanguageOverride< / a > < / div > < div class = "ttdeci" > void SetLanguageOverride(const std::string & stream_label, const std::string & language_override)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d3/dbe/demuxer_8cc_source.html#l00140" > demuxer.cc:140< / a > < / div > < / div >
< div class = "ttc" id = "classshaka_1_1media_1_1Demuxer_html_a117ba5528a92b0cf4752d15d3692e158" > < div class = "ttname" > < a href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#a117ba5528a92b0cf4752d15d3692e158" > shaka::media::Demuxer::Cancel< / a > < / div > < div class = "ttdeci" > void Cancel()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d3/dbe/demuxer_8cc_source.html#l00126" > demuxer.cc:126< / a > < / div > < / div >
2017-03-27 19:39:08 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1Status_html_a74d29f349b4673d2eef69a47f5152fe4" > < div class = "ttname" > < a href = "../../d0/d93/classshaka_1_1media_1_1Status.html#a74d29f349b4673d2eef69a47f5152fe4" > shaka::media::Status::Update< / a > < / div > < div class = "ttdeci" > void Update(const Status & new_status)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d1/d13/status_8h_source.html#l00130" > status.h:130< / a > < / div > < / div >
2017-03-22 00:49:05 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1MediaHandler_html_a855263bdfc4c0e24d94277dc4a1b415f" > < div class = "ttname" > < a href = "../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a855263bdfc4c0e24d94277dc4a1b415f" > shaka::media::MediaHandler::DispatchStreamInfo< / a > < / div > < div class = "ttdeci" > Status DispatchStreamInfo(size_t stream_index, std::shared_ptr< StreamInfo > stream_info)< / div > < div class = "ttdoc" > Dispatch the stream info to downstream handlers. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d3/d93/media__handler_8h_source.html#l00124" > media_handler.h:124< / a > < / div > < / div >
2017-03-29 18:59:26 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1Demuxer_html_abfcf3a9a3f64c0e27497c72324049a1e" > < div class = "ttname" > < a href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#abfcf3a9a3f64c0e27497c72324049a1e" > shaka::media::Demuxer::SetKeySource< / a > < / div > < div class = "ttdeci" > void SetKeySource(std::unique_ptr< KeySource > key_source)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d3/dbe/demuxer_8cc_source.html#l00083" > demuxer.cc:83< / a > < / div > < / div >
2016-05-24 23:43:16 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1File_html_aed0c0793fd8751330583314a4d3012b9" > < div class = "ttname" > < a href = "../../d3/d61/classshaka_1_1media_1_1File.html#aed0c0793fd8751330583314a4d3012b9" > shaka::media::File::Read< / a > < / div > < div class = "ttdeci" > virtual int64_t Read(void *buffer, uint64_t length)=0< / div > < / div >
2017-03-16 22:29:47 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1MediaHandler_html_ad5001bf12073101a949b062943769f5b" > < div class = "ttname" > < a href = "../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#ad5001bf12073101a949b062943769f5b" > shaka::media::MediaHandler::FlushDownstream< / a > < / div > < div class = "ttdeci" > Status FlushDownstream(size_t output_stream_index)< / div > < div class = "ttdoc" > Flush the downstream connected at the specified output stream index. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d2/de9/media__handler_8cc_source.html#l00063" > media_handler.cc:63< / a > < / div > < / div >
2017-03-29 18:59:26 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1Demuxer_html_ae2fee69f99e5815de4f686b24393402e" > < div class = "ttname" > < a href = "../../dd/d17/classshaka_1_1media_1_1Demuxer.html#ae2fee69f99e5815de4f686b24393402e" > shaka::media::Demuxer::Demuxer< / a > < / div > < div class = "ttdeci" > Demuxer(const std::string & file_name)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d3/dbe/demuxer_8cc_source.html#l00075" > demuxer.cc:75< / a > < / div > < / div >
2017-03-27 19:39:08 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1Status_html" > < div class = "ttname" > < a href = "../../d0/d93/classshaka_1_1media_1_1Status.html" > shaka::media::Status< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d1/d13/status_8h_source.html#l00088" > status.h:88< / a > < / div > < / div >
2017-03-16 22:29:47 +00:00
< div class = "ttc" id = "classshaka_1_1media_1_1MediaHandler_html_a0fac1fe2d593e78d47244acdfa21759d" > < div class = "ttname" > < a href = "../../da/dfd/classshaka_1_1media_1_1MediaHandler.html#a0fac1fe2d593e78d47244acdfa21759d" > shaka::media::MediaHandler::SetHandler< / a > < / div > < div class = "ttdeci" > Status SetHandler(size_t output_stream_index, std::shared_ptr< MediaHandler > handler)< / div > < div class = "ttdoc" > Connect downstream handler at the specified output stream index. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d2/de9/media__handler_8cc_source.html#l00012" > media_handler.cc:12< / a > < / div > < / div >
2015-10-16 00:33:37 +00:00
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2017-04-14 00:26:27 +00:00
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2015-10-16 00:33:37 +00:00
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