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< li class = "navelem" > < a class = "el" href = "../../dir_d422163b96683743ed3963d4aac17747.html" > app< / a > < / li > < / ul >
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< div class = "title" > stream_descriptor.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 >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "preprocessor" > #include " packager/app/stream_descriptor.h" < / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < span class = "preprocessor" > #include " packager/app/packager_util.h" < / span > < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "preprocessor" > #include " packager/base/logging.h" < / span > < / div >
< 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 >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "preprocessor" > #include " packager/base/strings/string_split.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/container_names.h" < / span > < / div >
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< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include " packager/media/base/language_utils.h" < / span > < / div >
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< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "keyword" > namespace < / span > shaka {< / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "keyword" > namespace < / span > media {< / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "keyword" > enum< / span > FieldType {< / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   kUnknownField = 0,< / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   kStreamSelectorField,< / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   kInputField,< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   kOutputField,< / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   kSegmentTemplateField,< / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   kBandwidthField,< / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   kLanguageField,< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   kOutputFormatField,< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   kHlsNameField,< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   kHlsGroupIdField,< / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   kHlsPlaylistNameField,< / div >
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< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   kTrickPlayFactorField,< / div >
2017-05-22 17:24:18 +00:00
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   kSkipEncryptionField,< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   };< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < span class = "keyword" > struct < / span > FieldNameToTypeMapping {< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > char< / span > * field_name;< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   FieldType field_type;< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   };< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < span class = "keyword" > const< / span > FieldNameToTypeMapping kFieldNameTypeMappings[] = {< / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   {< span class = "stringliteral" > " stream_selector" < / span > , kStreamSelectorField},< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   {< span class = "stringliteral" > " stream" < / span > , kStreamSelectorField},< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   {< span class = "stringliteral" > " input" < / span > , kInputField},< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   {< span class = "stringliteral" > " in" < / span > , kInputField},< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   {< span class = "stringliteral" > " output" < / span > , kOutputField},< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   {< span class = "stringliteral" > " out" < / span > , kOutputField},< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   {< span class = "stringliteral" > " init_segment" < / span > , kOutputField},< / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   {< span class = "stringliteral" > " segment_template" < / span > , kSegmentTemplateField},< / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   {< span class = "stringliteral" > " template" < / span > , kSegmentTemplateField},< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   {< span class = "stringliteral" > " bandwidth" < / span > , kBandwidthField},< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   {< span class = "stringliteral" > " bw" < / span > , kBandwidthField},< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   {< span class = "stringliteral" > " bitrate" < / span > , kBandwidthField},< / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   {< span class = "stringliteral" > " language" < / span > , kLanguageField},< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   {< span class = "stringliteral" > " lang" < / span > , kLanguageField},< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   {< span class = "stringliteral" > " output_format" < / span > , kOutputFormatField},< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   {< span class = "stringliteral" > " format" < / span > , kOutputFormatField},< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   {< span class = "stringliteral" > " hls_name" < / span > , kHlsNameField},< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   {< span class = "stringliteral" > " hls_group_id" < / span > , kHlsGroupIdField},< / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   {< span class = "stringliteral" > " playlist_name" < / span > , kHlsPlaylistNameField},< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   {< span class = "stringliteral" > " trick_play_factor" < / span > , kTrickPlayFactorField},< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   {< span class = "stringliteral" > " tpf" < / span > , kTrickPlayFactorField},< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   {< span class = "stringliteral" > " skip_encryption" < / span > , kSkipEncryptionField},< / 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 >   FieldType GetFieldType(< span class = "keyword" > const< / span > std::string& field_name) {< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > idx = 0; idx < arraysize(kFieldNameTypeMappings); ++idx) {< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < span class = "keywordflow" > if< / span > (field_name == kFieldNameTypeMappings[idx].field_name)< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < span class = "keywordflow" > return< / span > kFieldNameTypeMappings[idx].field_type;< / 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 = "keywordflow" > return< / span > kUnknownField;< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   }< / div >
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< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   < / div >
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< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   } < span class = "comment" > // anonymous namespace< / span > < / div >
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< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   < / div >
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< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   StreamDescriptor::StreamDescriptor() {}< / div >
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< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < / div >
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< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   StreamDescriptor::~StreamDescriptor() {}< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   < span class = "keywordtype" > bool< / span > InsertStreamDescriptor(< span class = "keyword" > const< / span > std::string& descriptor_string,< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   StreamDescriptorList* descriptor_list) {< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   StreamDescriptor descriptor;< / 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" > // Split descriptor string into name/value pairs.< / span > < / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   base::StringPairs pairs;< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < span class = "keywordflow" > if< / span > (!base::SplitStringIntoKeyValuePairs(descriptor_string,< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < span class = "charliteral" > ' =' < / span > ,< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < span class = "charliteral" > ' ,' < / span > ,< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   & pairs)) {< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Invalid stream descriptors name/value pairs." < / span > ;< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   }< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < span class = "keywordflow" > for< / span > (base::StringPairs::const_iterator iter = pairs.begin();< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   iter != pairs.end(); ++iter) {< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   < span class = "keywordflow" > switch< / span > (GetFieldType(iter-> first)) {< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   < span class = "keywordflow" > case< / span > kStreamSelectorField:< / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   descriptor.stream_selector = iter-> second;< / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < span class = "keywordflow" > case< / span > kInputField:< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   descriptor.input = iter-> second;< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   < span class = "keywordflow" > case< / span > kOutputField:< / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   descriptor.output = iter-> second;< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < span class = "keywordflow" > case< / span > kSegmentTemplateField:< / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   descriptor.segment_template = iter-> second;< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   < span class = "keywordflow" > case< / span > kBandwidthField: {< / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   < span class = "keywordtype" > unsigned< / span > bw;< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   < span class = "keywordflow" > if< / span > (!base::StringToUint(iter-> second, & bw)) {< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Non-numeric bandwidth specified." < / span > ;< / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / 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 >   descriptor.bandwidth = bw;< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   }< / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < span class = "keywordflow" > case< / span > kLanguageField: {< / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   std::string language = < a class = "code" href = "../../d8/daf/namespaceshaka.html#a05a31cd741e2ee18f1399284e921e527" > LanguageToISO_639_2< / a > (iter-> second);< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   < span class = "keywordflow" > if< / span > (language == < span class = "stringliteral" > " und" < / span > ) {< / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Unknown/invalid language specified: " < / span > < < iter-> second;< / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   }< / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   descriptor.language = language;< / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   }< / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   < span class = "keywordflow" > case< / span > kOutputFormatField: {< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   MediaContainerName output_format =< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   DetermineContainerFromFormatName(iter-> second);< / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   < span class = "keywordflow" > if< / span > (output_format == CONTAINER_UNKNOWN) {< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Unrecognized output format " < / span > < < iter-> second;< / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   }< / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   descriptor.output_format = output_format;< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   < span class = "keywordflow" > break< / span > ;< / 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" > case< / span > kHlsNameField: {< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   descriptor.hls_name = iter-> second;< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   }< / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   < span class = "keywordflow" > case< / span > kHlsGroupIdField: {< / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   descriptor.hls_group_id = iter-> second;< / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   < span class = "keywordflow" > break< / span > ;< / 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" > case< / span > kHlsPlaylistNameField: {< / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   descriptor.hls_playlist_name = iter-> second;< / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   }< / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   < span class = "keywordflow" > case< / span > kTrickPlayFactorField: {< / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   < span class = "keywordtype" > unsigned< / span > factor;< / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < span class = "keywordflow" > if< / span > (!base::StringToUint(iter-> second, & factor)) {< / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Non-numeric trick play factor " < / span > < < iter-> second< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   < < < span class = "stringliteral" > " specified." < / span > ;< / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   }< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   < span class = "keywordflow" > if< / span > (factor == 0) {< / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Stream trick_play_factor should be > 0." < / span > ;< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / 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 >   descriptor.trick_play_factor = factor;< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   }< / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < span class = "keywordflow" > case< / span > kSkipEncryptionField: {< / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < span class = "keywordtype" > unsigned< / span > skip_encryption_value;< / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   < span class = "keywordflow" > if< / span > (!base::StringToUint(iter-> second, & skip_encryption_value)) {< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Non-numeric option for skip encryption field " < / span > < / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   < span class = "stringliteral" > " specified (" < / span > < < iter-> second < < < span class = "stringliteral" > " )." < / span > ;< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   }< / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   < span class = "keywordflow" > if< / span > (skip_encryption_value > 1) {< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   LOG(ERROR) < < < span class = "stringliteral" > " skip_encryption should be either 0 or 1." < / span > ;< / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   }< / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   < / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   descriptor.skip_encryption = skip_encryption_value > 0;< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   }< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Unknown field in stream descriptor (\" " < / span > < < iter-> first< / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < < < span class = "stringliteral" > " \" )." < / span > ;< / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   }< / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   }< / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < span class = "comment" > // Validate and insert the descriptor< / span > < / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   < span class = "keywordflow" > if< / span > (descriptor.input.empty()) {< / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Stream input not specified." < / span > ;< / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   }< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   < span class = "keywordflow" > if< / span > (!FLAGS_dump_stream_info & & descriptor.stream_selector.empty()) {< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Stream stream_selector not specified." < / span > ;< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   }< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   < / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   < span class = "keywordflow" > if< / span > (descriptor.output_format == CONTAINER_UNKNOWN) {< / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   < span class = "keyword" > const< / span > std::string& output_name = descriptor.output.empty()< / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   ? descriptor.segment_template< / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   : descriptor.output;< / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   < span class = "keywordflow" > if< / span > (!output_name.empty()) {< / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   descriptor.output_format = DetermineContainerFromFileName(output_name);< / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   < span class = "keywordflow" > if< / span > (descriptor.output_format == CONTAINER_UNKNOWN) {< / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Unable to determine output format for file " < / span > < / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   < < output_name;< / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / 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 >   }< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   }< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   < / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < span class = "keywordflow" > if< / span > (descriptor.output_format == MediaContainerName::CONTAINER_MPEG2TS) {< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   < span class = "keywordflow" > if< / span > (descriptor.segment_template.empty()) {< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Please specify segment_template. Single file TS output is " < / span > < / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   < span class = "stringliteral" > " not supported." < / span > ;< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / 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 >   < span class = "comment" > // Note that MPEG2 TS doesn' t need a separate initialization segment, so< / span > < / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   < span class = "comment" > // output field is not needed.< / span > < / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   < span class = "keywordflow" > if< / span > (!descriptor.output.empty()) {< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   LOG(WARNING) < < < span class = "stringliteral" > " TS output ' " < / span > < < descriptor.output< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   < < < span class = "stringliteral" > " ' ignored. TS muxer does not support initialization " < / span > < / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   < span class = "stringliteral" > " segment generation." < / span > ;< / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   }< / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   }< / 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 >   < span class = "comment" > // For TS output, segment template is sufficient, and does not require an< / span > < / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   < span class = "comment" > // output entry.< / span > < / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > output_specified =< / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   !descriptor.output.empty() ||< / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   (descriptor.output_format == CONTAINER_MPEG2TS & & < / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   !descriptor.segment_template.empty());< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   < span class = "keywordflow" > if< / span > (!FLAGS_dump_stream_info & & !output_specified) {< / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   LOG(ERROR) < < < span class = "stringliteral" > " Stream output not specified." < / span > ;< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   }< / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   descriptor_list-> insert(descriptor);< / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   }< / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   < / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   } < span class = "comment" > // namespace media< / span > < / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   } < span class = "comment" > // namespace shaka< / span > < / div >
2017-03-13 23:19:17 +00:00
< div class = "ttc" id = "namespaceshaka_html_a05a31cd741e2ee18f1399284e921e527" > < div class = "ttname" > < a href = "../../d8/daf/namespaceshaka.html#a05a31cd741e2ee18f1399284e921e527" > shaka::LanguageToISO_639_2< / a > < / div > < div class = "ttdeci" > std::string LanguageToISO_639_2(const std::string & language)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d1/d72/language__utils_8cc_source.html#l00117" > language_utils.cc:117< / a > < / div > < / div >
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< / div > <!-- fragment --> < / div > <!-- contents -->
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< / a > 1.8.6
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