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< title > Shaka Packager SDK: packager/media/formats/webm/tracks_builder.cc Source File< / title >
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< div id = "projectname" > Shaka Packager SDK
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< li class = "navelem" > < a class = "el" href = "../../dir_3f8eec2fc361645de4b1ec14c19fffc7.html" > packager< / a > < / li > < li class = "navelem" > < a class = "el" href = "../../dir_f99dae54fe7170f791f339b952d5067a.html" > media< / a > < / li > < li class = "navelem" > < a class = "el" href = "../../dir_375ba2cfd8fd5b05c50b92d996b9d386.html" > formats< / a > < / li > < li class = "navelem" > < a class = "el" href = "../../dir_b23f8e22c8c095d1c8c0cb8f88104a00.html" > webm< / a > < / li > < / ul >
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< div class = "title" > tracks_builder.cc< / div > < / div >
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< div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > // Copyright 2014 The Chromium Authors. All rights reserved.< / span > < / div >
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > // Use of this source code is governed by a BSD-style license that can be< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > // found in the LICENSE file.< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "preprocessor" > #include " packager/media/formats/webm/tracks_builder.h" < / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "preprocessor" > #include " packager/base/logging.h" < / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "preprocessor" > #include " packager/media/formats/webm/webm_constants.h" < / span > < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "keyword" > namespace < / span > < a class = "code" href = "../../d8/daf/namespaceshaka.html" > shaka< / a > {< / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "keyword" > namespace < / span > media {< / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < span class = "comment" > // Returns size of an integer, formatted using Matroska serialization.< / span > < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > int< / span > GetUIntMkvSize(uint64_t value) {< / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "keywordflow" > if< / span > (value < 0x07FULL)< / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "keywordflow" > return< / span > 1;< / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "keywordflow" > if< / span > (value < 0x03FFFULL)< / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "keywordflow" > return< / span > 2;< / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "keywordflow" > if< / span > (value < 0x01FFFFFULL)< / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "keywordflow" > return< / span > 3;< / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "keywordflow" > if< / span > (value < 0x0FFFFFFFULL)< / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "keywordflow" > return< / span > 4;< / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "keywordflow" > if< / span > (value < 0x07FFFFFFFFULL)< / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < span class = "keywordflow" > return< / span > 5;< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "keywordflow" > if< / span > (value < 0x03FFFFFFFFFFULL)< / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "keywordflow" > return< / span > 6;< / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < span class = "keywordflow" > if< / span > (value < 0x01FFFFFFFFFFFFULL)< / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "keywordflow" > return< / span > 7;< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "keywordflow" > return< / span > 8;< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   }< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   < span class = "comment" > // Returns the minimium size required to serialize an integer value.< / span > < / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > int< / span > GetUIntSize(uint64_t value) {< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   < span class = "keywordflow" > if< / span > (value < 0x0100ULL)< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   < span class = "keywordflow" > return< / span > 1;< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < span class = "keywordflow" > if< / span > (value < 0x010000ULL)< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < span class = "keywordflow" > return< / span > 2;< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < span class = "keywordflow" > if< / span > (value < 0x01000000ULL)< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < span class = "keywordflow" > return< / span > 3;< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "keywordflow" > if< / span > (value < 0x0100000000ULL)< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < span class = "keywordflow" > return< / span > 4;< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < span class = "keywordflow" > if< / span > (value < 0x010000000000ULL)< / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "keywordflow" > return< / span > 5;< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < span class = "keywordflow" > if< / span > (value < 0x01000000000000ULL)< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < span class = "keywordflow" > return< / span > 6;< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < span class = "keywordflow" > if< / span > (value < 0x0100000000000000ULL)< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < span class = "keywordflow" > return< / span > 7;< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   < span class = "keywordflow" > return< / span > 8;< / 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 = "keyword" > static< / span > < span class = "keywordtype" > int< / span > MasterElementSize(< span class = "keywordtype" > int< / span > element_id, < span class = "keywordtype" > int< / span > payload_size) {< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < span class = "keywordflow" > return< / span > GetUIntSize(element_id) + GetUIntMkvSize(payload_size) + payload_size;< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   }< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > int< / span > UIntElementSize(< span class = "keywordtype" > int< / span > element_id, uint64_t value) {< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   < span class = "keywordflow" > return< / span > GetUIntSize(element_id) + 1 + GetUIntSize(value);< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   }< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   < / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > int< / span > DoubleElementSize(< span class = "keywordtype" > int< / span > element_id) {< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < span class = "keywordflow" > return< / span > GetUIntSize(element_id) + 1 + 8;< / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   }< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > int< / span > StringElementSize(< span class = "keywordtype" > int< / span > element_id, < span class = "keyword" > const< / span > std::string& value) {< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < span class = "keywordflow" > return< / span > GetUIntSize(element_id) + GetUIntMkvSize(value.length()) +< / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > int< / span > < span class = "keyword" > > < / span > (value.length());< / 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 >   < / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > SerializeInt(uint8_t** buf_ptr,< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < span class = "keywordtype" > int< / span > * buf_size_ptr,< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   int64_t value,< / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   < span class = "keywordtype" > int< / span > size) {< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   uint8_t*& buf = *buf_ptr;< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < span class = "keywordtype" > int< / span > & buf_size = *buf_size_ptr;< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   < / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > idx = 1; idx < = size; ++idx) {< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   *buf++ = < span class = "keyword" > static_cast< < / span > uint8_t< span class = "keyword" > > < / span > (value > > ((size - idx) * 8));< / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   --buf_size;< / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   }< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   }< / 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 = "keyword" > static< / span > < span class = "keywordtype" > void< / span > SerializeDouble(uint8_t** buf_ptr,< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   < span class = "keywordtype" > int< / span > * buf_size_ptr,< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   < span class = "keywordtype" > double< / span > value) {< / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   < span class = "comment" > // Use a union to convert |value| to native endian integer bit pattern.< / span > < / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   < span class = "keyword" > union < / span > {< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < span class = "keywordtype" > double< / span > src;< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   int64_t dst;< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   } tmp;< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   tmp.src = value;< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   < span class = "comment" > // Write the bytes from native endian |tmp.dst| to big-endian form in |buf|.< / span > < / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   SerializeInt(buf_ptr, buf_size_ptr, tmp.dst, 8);< / 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 >   < / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > WriteElementId(uint8_t** buf, < span class = "keywordtype" > int< / span > * buf_size, < span class = "keywordtype" > int< / span > element_id) {< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   SerializeInt(buf, buf_size, element_id, GetUIntSize(element_id));< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   }< / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   < / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > WriteUInt(uint8_t** buf, < span class = "keywordtype" > int< / span > * buf_size, uint64_t value) {< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > size = GetUIntMkvSize(value);< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   value |= (1ULL < < (size * 7)); < span class = "comment" > // Matroska formatting< / span > < / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   SerializeInt(buf, buf_size, value, size);< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   }< / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   < / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > WriteMasterElement(uint8_t** buf,< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < span class = "keywordtype" > int< / span > * buf_size,< / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   < span class = "keywordtype" > int< / span > element_id,< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   < span class = "keywordtype" > int< / span > payload_size) {< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   WriteElementId(buf, buf_size, element_id);< / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   WriteUInt(buf, buf_size, payload_size);< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   }< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > WriteUIntElement(uint8_t** buf,< / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < span class = "keywordtype" > int< / span > * buf_size,< / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   < span class = "keywordtype" > int< / span > element_id,< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   uint64_t value) {< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   WriteElementId(buf, buf_size, element_id);< / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > size = GetUIntSize(value);< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   WriteUInt(buf, buf_size, size);< / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   < / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   SerializeInt(buf, buf_size, value, size);< / 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 >   < / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > WriteDoubleElement(uint8_t** buf,< / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   < span class = "keywordtype" > int< / span > * buf_size,< / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   < span class = "keywordtype" > int< / span > element_id,< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   < span class = "keywordtype" > double< / span > value) {< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   WriteElementId(buf, buf_size, element_id);< / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   WriteUInt(buf, buf_size, 8);< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   SerializeDouble(buf, buf_size, value);< / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / 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 >   < span class = "keyword" > static< / span > < span class = "keywordtype" > void< / span > WriteStringElement(uint8_t** buf_ptr,< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   < span class = "keywordtype" > int< / span > * buf_size_ptr,< / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   < span class = "keywordtype" > int< / span > element_id,< / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   < span class = "keyword" > const< / span > std::string& value) {< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   uint8_t*& buf = *buf_ptr;< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   < span class = "keywordtype" > int< / span > & buf_size = *buf_size_ptr;< / 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 >   WriteElementId(& buf, & buf_size, element_id);< / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   < span class = "keyword" > const< / span > uint64_t size = value.length();< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   WriteUInt(& buf, & buf_size, size);< / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   < / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   memcpy(buf, value.data(), size);< / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   buf += size;< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   buf_size -= size;< / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   }< / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   < / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   TracksBuilder::TracksBuilder(< span class = "keywordtype" > bool< / span > allow_invalid_values)< / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   : allow_invalid_values_(allow_invalid_values) {}< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   TracksBuilder::TracksBuilder()< / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   : allow_invalid_values_(false) {}< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   TracksBuilder::~TracksBuilder() {}< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   < / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   < span class = "keywordtype" > void< / span > TracksBuilder::AddVideoTrack(< span class = "keywordtype" > int< / span > track_num,< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   uint64_t track_uid,< / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   < span class = "keyword" > const< / span > std::string& codec_id,< / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < span class = "keyword" > const< / span > std::string& name,< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < span class = "keyword" > const< / span > std::string& language,< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   < span class = "keywordtype" > int< / span > default_duration,< / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < span class = "keywordtype" > int< / span > video_pixel_width,< / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < span class = "keywordtype" > int< / span > video_pixel_height) {< / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   AddTrackInternal(track_num, kWebMTrackTypeVideo, track_uid, codec_id, name,< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   language, default_duration, video_pixel_width,< / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   video_pixel_height, -1, -1);< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / 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 = "keywordtype" > void< / span > TracksBuilder::AddAudioTrack(< span class = "keywordtype" > int< / span > track_num,< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   uint64_t track_uid,< / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   < span class = "keyword" > const< / span > std::string& codec_id,< / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   < span class = "keyword" > const< / span > std::string& name,< / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   < span class = "keyword" > const< / span > std::string& language,< / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   < span class = "keywordtype" > int< / span > default_duration,< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   < span class = "keywordtype" > int< / span > audio_channels,< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   < span class = "keywordtype" > double< / span > audio_sampling_frequency) {< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   AddTrackInternal(track_num, kWebMTrackTypeAudio, track_uid, codec_id, name,< / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   language, default_duration, -1, -1, audio_channels,< / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   audio_sampling_frequency);< / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / 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 >   < span class = "keywordtype" > void< / span > TracksBuilder::AddTextTrack(< span class = "keywordtype" > int< / span > track_num,< / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   uint64_t track_uid,< / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   < span class = "keyword" > const< / span > std::string& codec_id,< / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   < span class = "keyword" > const< / span > std::string& name,< / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < span class = "keyword" > const< / span > std::string& language) {< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   AddTrackInternal(track_num, kWebMTrackTypeSubtitlesOrCaptions, track_uid,< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   codec_id, name, language, -1, -1, -1, -1, -1);< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   }< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   < / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   std::vector< uint8_t> TracksBuilder::Finish() {< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   < span class = "comment" > // Allocate the storage< / span > < / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   std::vector< uint8_t> buffer;< / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   buffer.resize(GetTracksSize());< / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   < / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   < span class = "comment" > // Populate the storage with a tracks header< / span > < / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   WriteTracks(& buffer[0], < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > int< / span > < span class = "keyword" > > < / span > (buffer.size()));< / 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 >   < span class = "keywordflow" > return< / span > buffer;< / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   }< / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   < / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   < span class = "keywordtype" > void< / span > TracksBuilder::AddTrackInternal(< span class = "keywordtype" > int< / span > track_num,< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   < span class = "keywordtype" > int< / span > track_type,< / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   uint64_t track_uid,< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   < span class = "keyword" > const< / span > std::string& codec_id,< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   < span class = "keyword" > const< / span > std::string& name,< / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < span class = "keyword" > const< / span > std::string& language,< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   < span class = "keywordtype" > int< / span > default_duration,< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   < span class = "keywordtype" > int< / span > video_pixel_width,< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   < span class = "keywordtype" > int< / span > video_pixel_height,< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   < span class = "keywordtype" > int< / span > audio_channels,< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   < span class = "keywordtype" > double< / span > audio_sampling_frequency) {< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   tracks_.push_back(Track(track_num, track_type, track_uid, codec_id, name,< / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   language, default_duration, video_pixel_width,< / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   video_pixel_height, audio_channels,< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   audio_sampling_frequency, allow_invalid_values_));< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   }< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   < / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   < span class = "keywordtype" > int< / span > TracksBuilder::GetTracksSize()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   < span class = "keywordflow" > return< / span > MasterElementSize(kWebMIdTracks, GetTracksPayloadSize());< / 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 > TracksBuilder::GetTracksPayloadSize()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   < span class = "keywordtype" > int< / span > payload_size = 0;< / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   < / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   < span class = "keywordflow" > for< / span > (TrackList::const_iterator itr = tracks_.begin();< / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   itr != tracks_.end(); ++itr) {< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   payload_size += itr-> GetSize();< / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   }< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   < / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   < span class = "keywordflow" > return< / span > payload_size;< / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   }< / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   < / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < span class = "keywordtype" > void< / span > TracksBuilder::WriteTracks(uint8_t* buf, < span class = "keywordtype" > int< / span > buf_size)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   WriteMasterElement(& buf, & buf_size, kWebMIdTracks, GetTracksPayloadSize());< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   < / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   < span class = "keywordflow" > for< / span > (TrackList::const_iterator itr = tracks_.begin();< / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   itr != tracks_.end(); ++itr) {< / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   itr-> Write(& buf, & buf_size);< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   }< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   }< / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   < / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   TracksBuilder::Track::Track(< span class = "keywordtype" > int< / span > track_num,< / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   < span class = "keywordtype" > int< / span > track_type,< / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   uint64_t track_uid,< / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   < span class = "keyword" > const< / span > std::string& codec_id,< / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   < span class = "keyword" > const< / span > std::string& name,< / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   < span class = "keyword" > const< / span > std::string& language,< / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   < span class = "keywordtype" > int< / span > default_duration,< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   < span class = "keywordtype" > int< / span > video_pixel_width,< / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   < span class = "keywordtype" > int< / span > video_pixel_height,< / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   < span class = "keywordtype" > int< / span > audio_channels,< / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   < span class = "keywordtype" > double< / span > audio_sampling_frequency,< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   < span class = "keywordtype" > bool< / span > allow_invalid_values)< / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   : track_num_(track_num),< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   track_type_(track_type),< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   track_uid_(track_uid),< / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   codec_id_(codec_id),< / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   name_(name),< / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   language_(language),< / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   default_duration_(default_duration),< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   video_pixel_width_(video_pixel_width),< / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   video_pixel_height_(video_pixel_height),< / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   audio_channels_(audio_channels),< / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   audio_sampling_frequency_(audio_sampling_frequency) {< / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   < span class = "keywordflow" > if< / span > (!allow_invalid_values) {< / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   CHECK_GT(track_num_, 0);< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   CHECK_GT(track_type_, 0);< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   CHECK_LT(track_type_, 255);< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   CHECK_GT(track_uid_, 0);< / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   < span class = "keywordflow" > if< / span > (track_type != kWebMTrackTypeVideo & & < / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   track_type != kWebMTrackTypeAudio) {< / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   CHECK_EQ(default_duration_, -1);< / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   CHECK(default_duration_ == -1 || default_duration_ > 0);< / 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 >   < / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   < span class = "keywordflow" > if< / span > (track_type == kWebMTrackTypeVideo) {< / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   CHECK_GT(video_pixel_width_, 0);< / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   CHECK_GT(video_pixel_height_, 0);< / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   CHECK_EQ(video_pixel_width_, -1);< / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   CHECK_EQ(video_pixel_height_, -1);< / 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 >   < / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   < span class = "keywordflow" > if< / span > (track_type == kWebMTrackTypeAudio) {< / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   CHECK_GT(audio_channels_, 0);< / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   CHECK_GT(audio_sampling_frequency_, 0.0);< / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   CHECK_EQ(audio_channels_, -1);< / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > 292< / span >   CHECK_EQ(audio_sampling_frequency_, -1.0);< / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   }< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   }< / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   }< / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   < / div >
< div class = "line" > < a name = "l00297" > < / a > < span class = "lineno" > 297< / span >   < span class = "keywordtype" > int< / span > TracksBuilder::Track::GetSize()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00298" > < / a > < span class = "lineno" > 298< / span >   < span class = "keywordflow" > return< / span > MasterElementSize(kWebMIdTrackEntry, GetPayloadSize());< / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   }< / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   < / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   < span class = "keywordtype" > int< / span > TracksBuilder::Track::GetVideoPayloadSize()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   < span class = "keywordtype" > int< / span > payload_size = 0;< / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   < / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   < span class = "keywordflow" > if< / span > (video_pixel_width_ > = 0)< / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   payload_size += UIntElementSize(kWebMIdPixelWidth, video_pixel_width_);< / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   < span class = "keywordflow" > if< / span > (video_pixel_height_ > = 0)< / div >
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   payload_size += UIntElementSize(kWebMIdPixelHeight, video_pixel_height_);< / div >
< div class = "line" > < a name = "l00308" > < / a > < span class = "lineno" > 308< / span >   < / div >
< div class = "line" > < a name = "l00309" > < / a > < span class = "lineno" > 309< / span >   < span class = "keywordflow" > return< / span > payload_size;< / div >
< div class = "line" > < a name = "l00310" > < / a > < span class = "lineno" > 310< / span >   }< / div >
< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   < / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   < span class = "keywordtype" > int< / span > TracksBuilder::Track::GetAudioPayloadSize()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   < span class = "keywordtype" > int< / span > payload_size = 0;< / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   < / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   < span class = "keywordflow" > if< / span > (audio_channels_ > = 0)< / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   payload_size += UIntElementSize(kWebMIdChannels, audio_channels_);< / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   < span class = "keywordflow" > if< / span > (audio_sampling_frequency_ > = 0)< / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > 318< / span >   payload_size += DoubleElementSize(kWebMIdSamplingFrequency);< / div >
< div class = "line" > < a name = "l00319" > < / a > < span class = "lineno" > 319< / span >   < / div >
< div class = "line" > < a name = "l00320" > < / a > < span class = "lineno" > 320< / span >   < span class = "keywordflow" > return< / span > payload_size;< / 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 >   < / div >
< div class = "line" > < a name = "l00323" > < / a > < span class = "lineno" > 323< / span >   < span class = "keywordtype" > int< / span > TracksBuilder::Track::GetPayloadSize()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00324" > < / a > < span class = "lineno" > 324< / span >   < span class = "keywordtype" > int< / span > size = 0;< / div >
< div class = "line" > < a name = "l00325" > < / a > < span class = "lineno" > 325< / span >   < / div >
< div class = "line" > < a name = "l00326" > < / a > < span class = "lineno" > 326< / span >   size += UIntElementSize(kWebMIdTrackNumber, track_num_);< / div >
< div class = "line" > < a name = "l00327" > < / a > < span class = "lineno" > 327< / span >   size += UIntElementSize(kWebMIdTrackType, track_type_);< / div >
< div class = "line" > < a name = "l00328" > < / a > < span class = "lineno" > 328< / span >   size += UIntElementSize(kWebMIdTrackUID, track_uid_);< / div >
< div class = "line" > < a name = "l00329" > < / a > < span class = "lineno" > 329< / span >   < / div >
< div class = "line" > < a name = "l00330" > < / a > < span class = "lineno" > 330< / span >   < span class = "keywordflow" > if< / span > (default_duration_ > = 0)< / div >
< div class = "line" > < a name = "l00331" > < / a > < span class = "lineno" > 331< / span >   size += UIntElementSize(kWebMIdDefaultDuration, default_duration_);< / div >
< div class = "line" > < a name = "l00332" > < / a > < span class = "lineno" > 332< / span >   < / div >
< div class = "line" > < a name = "l00333" > < / a > < span class = "lineno" > 333< / span >   < span class = "keywordflow" > if< / span > (!codec_id_.empty())< / div >
< div class = "line" > < a name = "l00334" > < / a > < span class = "lineno" > 334< / span >   size += StringElementSize(kWebMIdCodecID, codec_id_);< / div >
< div class = "line" > < a name = "l00335" > < / a > < span class = "lineno" > 335< / span >   < / div >
< div class = "line" > < a name = "l00336" > < / a > < span class = "lineno" > 336< / span >   < span class = "keywordflow" > if< / span > (!name_.empty())< / div >
< div class = "line" > < a name = "l00337" > < / a > < span class = "lineno" > 337< / span >   size += StringElementSize(kWebMIdName, name_);< / div >
< div class = "line" > < a name = "l00338" > < / a > < span class = "lineno" > 338< / span >   < / div >
< div class = "line" > < a name = "l00339" > < / a > < span class = "lineno" > 339< / span >   < span class = "keywordflow" > if< / span > (!language_.empty())< / div >
< div class = "line" > < a name = "l00340" > < / a > < span class = "lineno" > 340< / span >   size += StringElementSize(kWebMIdLanguage, language_);< / div >
< div class = "line" > < a name = "l00341" > < / a > < span class = "lineno" > 341< / span >   < / div >
< div class = "line" > < a name = "l00342" > < / a > < span class = "lineno" > 342< / span >   < span class = "keywordflow" > if< / span > (GetVideoPayloadSize() > 0) {< / div >
< div class = "line" > < a name = "l00343" > < / a > < span class = "lineno" > 343< / span >   size += MasterElementSize(kWebMIdVideo, GetVideoPayloadSize());< / div >
< div class = "line" > < a name = "l00344" > < / a > < span class = "lineno" > 344< / span >   }< / div >
< div class = "line" > < a name = "l00345" > < / a > < span class = "lineno" > 345< / span >   < / div >
< div class = "line" > < a name = "l00346" > < / a > < span class = "lineno" > 346< / span >   < span class = "keywordflow" > if< / span > (GetAudioPayloadSize() > 0) {< / div >
< div class = "line" > < a name = "l00347" > < / a > < span class = "lineno" > 347< / span >   size += MasterElementSize(kWebMIdAudio, GetAudioPayloadSize());< / div >
< div class = "line" > < a name = "l00348" > < / a > < span class = "lineno" > 348< / span >   }< / div >
< div class = "line" > < a name = "l00349" > < / a > < span class = "lineno" > 349< / span >   < / div >
< div class = "line" > < a name = "l00350" > < / a > < span class = "lineno" > 350< / span >   < span class = "keywordflow" > return< / span > size;< / div >
< div class = "line" > < a name = "l00351" > < / a > < span class = "lineno" > 351< / span >   }< / div >
< div class = "line" > < a name = "l00352" > < / a > < span class = "lineno" > 352< / span >   < / div >
< div class = "line" > < a name = "l00353" > < / a > < span class = "lineno" > 353< / span >   < span class = "keywordtype" > void< / span > TracksBuilder::Track::Write(uint8_t** buf, < span class = "keywordtype" > int< / span > * buf_size)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00354" > < / a > < span class = "lineno" > 354< / span >   WriteMasterElement(buf, buf_size, kWebMIdTrackEntry, GetPayloadSize());< / div >
< div class = "line" > < a name = "l00355" > < / a > < span class = "lineno" > 355< / span >   < / div >
< div class = "line" > < a name = "l00356" > < / a > < span class = "lineno" > 356< / span >   WriteUIntElement(buf, buf_size, kWebMIdTrackNumber, track_num_);< / div >
< div class = "line" > < a name = "l00357" > < / a > < span class = "lineno" > 357< / span >   WriteUIntElement(buf, buf_size, kWebMIdTrackType, track_type_);< / div >
< div class = "line" > < a name = "l00358" > < / a > < span class = "lineno" > 358< / span >   WriteUIntElement(buf, buf_size, kWebMIdTrackUID, track_uid_);< / div >
< div class = "line" > < a name = "l00359" > < / a > < span class = "lineno" > 359< / span >   < / div >
< div class = "line" > < a name = "l00360" > < / a > < span class = "lineno" > 360< / span >   < span class = "keywordflow" > if< / span > (default_duration_ > = 0)< / div >
< div class = "line" > < a name = "l00361" > < / a > < span class = "lineno" > 361< / span >   WriteUIntElement(buf, buf_size, kWebMIdDefaultDuration, default_duration_);< / div >
< div class = "line" > < a name = "l00362" > < / a > < span class = "lineno" > 362< / span >   < / div >
< div class = "line" > < a name = "l00363" > < / a > < span class = "lineno" > 363< / span >   < span class = "keywordflow" > if< / span > (!codec_id_.empty())< / div >
< div class = "line" > < a name = "l00364" > < / a > < span class = "lineno" > 364< / span >   WriteStringElement(buf, buf_size, kWebMIdCodecID, codec_id_);< / div >
< div class = "line" > < a name = "l00365" > < / a > < span class = "lineno" > 365< / span >   < / div >
< div class = "line" > < a name = "l00366" > < / a > < span class = "lineno" > 366< / span >   < span class = "keywordflow" > if< / span > (!name_.empty())< / div >
< div class = "line" > < a name = "l00367" > < / a > < span class = "lineno" > 367< / span >   WriteStringElement(buf, buf_size, kWebMIdName, name_);< / div >
< div class = "line" > < a name = "l00368" > < / a > < span class = "lineno" > 368< / span >   < / div >
< div class = "line" > < a name = "l00369" > < / a > < span class = "lineno" > 369< / span >   < span class = "keywordflow" > if< / span > (!language_.empty())< / div >
< div class = "line" > < a name = "l00370" > < / a > < span class = "lineno" > 370< / span >   WriteStringElement(buf, buf_size, kWebMIdLanguage, language_);< / div >
< div class = "line" > < a name = "l00371" > < / a > < span class = "lineno" > 371< / span >   < / div >
< div class = "line" > < a name = "l00372" > < / a > < span class = "lineno" > 372< / span >   < span class = "keywordflow" > if< / span > (GetVideoPayloadSize() > 0) {< / div >
< div class = "line" > < a name = "l00373" > < / a > < span class = "lineno" > 373< / span >   WriteMasterElement(buf, buf_size, kWebMIdVideo, GetVideoPayloadSize());< / div >
< div class = "line" > < a name = "l00374" > < / a > < span class = "lineno" > 374< / span >   < / div >
< div class = "line" > < a name = "l00375" > < / a > < span class = "lineno" > 375< / span >   < span class = "keywordflow" > if< / span > (video_pixel_width_ > = 0)< / div >
< div class = "line" > < a name = "l00376" > < / a > < span class = "lineno" > 376< / span >   WriteUIntElement(buf, buf_size, kWebMIdPixelWidth, video_pixel_width_);< / div >
< div class = "line" > < a name = "l00377" > < / a > < span class = "lineno" > 377< / span >   < / div >
< div class = "line" > < a name = "l00378" > < / a > < span class = "lineno" > 378< / span >   < span class = "keywordflow" > if< / span > (video_pixel_height_ > = 0)< / div >
< div class = "line" > < a name = "l00379" > < / a > < span class = "lineno" > 379< / span >   WriteUIntElement(buf, buf_size, kWebMIdPixelHeight, video_pixel_height_);< / div >
< div class = "line" > < a name = "l00380" > < / a > < span class = "lineno" > 380< / span >   }< / div >
< div class = "line" > < a name = "l00381" > < / a > < span class = "lineno" > 381< / span >   < / div >
< div class = "line" > < a name = "l00382" > < / a > < span class = "lineno" > 382< / span >   < span class = "keywordflow" > if< / span > (GetAudioPayloadSize() > 0) {< / div >
< div class = "line" > < a name = "l00383" > < / a > < span class = "lineno" > 383< / span >   WriteMasterElement(buf, buf_size, kWebMIdAudio, GetAudioPayloadSize());< / div >
< div class = "line" > < a name = "l00384" > < / a > < span class = "lineno" > 384< / span >   < / div >
< div class = "line" > < a name = "l00385" > < / a > < span class = "lineno" > 385< / span >   < span class = "keywordflow" > if< / span > (audio_channels_ > = 0)< / div >
< div class = "line" > < a name = "l00386" > < / a > < span class = "lineno" > 386< / span >   WriteUIntElement(buf, buf_size, kWebMIdChannels, audio_channels_);< / div >
< div class = "line" > < a name = "l00387" > < / a > < span class = "lineno" > 387< / span >   < / div >
< div class = "line" > < a name = "l00388" > < / a > < span class = "lineno" > 388< / span >   < span class = "keywordflow" > if< / span > (audio_sampling_frequency_ > = 0) {< / div >
< div class = "line" > < a name = "l00389" > < / a > < span class = "lineno" > 389< / span >   WriteDoubleElement(buf, buf_size, kWebMIdSamplingFrequency,< / div >
< div class = "line" > < a name = "l00390" > < / a > < span class = "lineno" > 390< / span >   audio_sampling_frequency_);< / div >
< div class = "line" > < a name = "l00391" > < / a > < span class = "lineno" > 391< / span >   }< / div >
< div class = "line" > < a name = "l00392" > < / a > < span class = "lineno" > 392< / span >   }< / div >
< div class = "line" > < a name = "l00393" > < / a > < span class = "lineno" > 393< / span >   }< / div >
< div class = "line" > < a name = "l00394" > < / a > < span class = "lineno" > 394< / span >   < / div >
< div class = "line" > < a name = "l00395" > < / a > < span class = "lineno" > 395< / span >   } < span class = "comment" > // namespace media< / span > < / div >
< div class = "line" > < a name = "l00396" > < / a > < span class = "lineno" > 396< / span >   } < span class = "comment" > // namespace shaka< / span > < / div >
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< / div > <!-- fragment --> < / div > <!-- contents -->
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< div class = "ttc" id = "anamespaceshaka_html" > < div class = "ttname" > < a href = "../../d8/daf/namespaceshaka.html" > shaka< / a > < / div > < div class = "ttdoc" > All the methods that are virtual are virtual for mocking.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d4/d15/gflags__hex__bytes_8cc_source.html#l00011" > gflags_hex_bytes.cc:11< / a > < / div > < / div >
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<!-- start footer part -->
< hr class = "footer" / > < address class = "footer" > < small >
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Generated on Tue Jun 22 2021 00:16:04 for Shaka Packager SDK by   < a href = "http://www.doxygen.org/index.html" >
< img class = "footer" src = "../../doxygen.png" alt = "doxygen" / >
< / a > 1.8.17
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< / small > < / address >
< / body >
< / html >
