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< title > Shaka Packager SDK: packager/media/chunking/chunking_handler.h Source File< / title >
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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_1338cd99faf71b6cb1609e99e3340e45.html" > chunking< / a > < / li > < / ul >
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< / div >
< / div > <!-- top -->
< div class = "header" >
< div class = "headertitle" >
< div class = "title" > chunking_handler.h< / div > < / div >
< / div > <!-- header -->
< div class = "contents" >
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< div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > // Copyright 2017 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" > #ifndef PACKAGER_MEDIA_CHUNKING_CHUNKING_HANDLER_< / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "preprocessor" > #define PACKAGER_MEDIA_CHUNKING_CHUNKING_HANDLER_< / 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 = "preprocessor" > #include < atomic> < / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "preprocessor" > #include < queue> < / span > < / 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 = "preprocessor" > #include " packager/base/logging.h" < / span > < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include " packager/base/optional.h" < / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "preprocessor" > #include " packager/media/base/media_handler.h" < / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include " packager/media/public/chunking_params.h" < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "keyword" > namespace < / span > < a class = "code" href = "../../d8/daf/namespaceshaka.html" > shaka< / a > {< / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "keyword" > namespace < / span > media {< / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > < a class = "line" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html" > 39< / a > < / span >   < span class = "keyword" > class < / span > < a class = "code" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html" > ChunkingHandler< / a > : < span class = "keyword" > public< / span > < a class = "code" href = "../../da/dfd/classshaka_1_1media_1_1MediaHandler.html" > MediaHandler< / a > {< / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < span class = "keyword" > explicit< / span > < a class = "code" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html" > ChunkingHandler< / a > (< span class = "keyword" > const< / span > < a class = "code" href = "../../d2/d1f/structshaka_1_1ChunkingParams.html" > ChunkingParams< / a > & chunking_params);< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   ~< a class = "code" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html" > ChunkingHandler< / a > () < span class = "keyword" > override< / span > = < span class = "keywordflow" > default< / span > ;< / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < span class = "keyword" > protected< / span > :< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < a class = "code" href = "../../d2/d20/classshaka_1_1Status.html" > Status< / a > < a class = "code" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html#a76a5f4b74da3876cc72f44301c389ebd" > InitializeInternal< / a > () < span class = "keyword" > override< / span > ;< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   < a class = "code" href = "../../d2/d20/classshaka_1_1Status.html" > Status< / a > < a class = "code" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html#a44c30ffd7c283be2ba4347bda7848633" > Process< / a > (std::unique_ptr< StreamData> stream_data) < span class = "keyword" > override< / span > ;< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < a class = "code" href = "../../d2/d20/classshaka_1_1Status.html" > Status< / a > < a class = "code" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html#ab526bd53e4d49d7209f01d9b10b9ab52" > OnFlushRequest< / a > (< span class = "keywordtype" > size_t< / span > input_stream_index) < span class = "keyword" > override< / span > ;< / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < span class = "keyword" > friend< / span > < span class = "keyword" > class < / span > ChunkingHandlerTest;< / 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 >   < a class = "code" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html" > ChunkingHandler< / a > (< span class = "keyword" > const< / span > < a class = "code" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html" > ChunkingHandler< / a > & ) = < span class = "keyword" > delete< / span > ;< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   < a class = "code" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html" > ChunkingHandler< / a > & operator=(< span class = "keyword" > const< / span > < a class = "code" href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html" > ChunkingHandler< / a > & ) = < span class = "keyword" > delete< / span > ;< / 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 >   < a class = "code" href = "../../d2/d20/classshaka_1_1Status.html" > Status< / a > OnStreamInfo(std::shared_ptr< const StreamInfo> info);< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < a class = "code" href = "../../d2/d20/classshaka_1_1Status.html" > Status< / a > OnCueEvent(std::shared_ptr< const CueEvent> event);< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < a class = "code" href = "../../d2/d20/classshaka_1_1Status.html" > Status< / a > OnMediaSample(std::shared_ptr< const MediaSample> sample);< / 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 >   < a class = "code" href = "../../d2/d20/classshaka_1_1Status.html" > Status< / a > EndSegmentIfStarted() < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < a class = "code" href = "../../d2/d20/classshaka_1_1Status.html" > Status< / a > EndSubsegmentIfStarted() < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < span class = "keywordtype" > bool< / span > IsSubsegmentEnabled() {< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   < span class = "keywordflow" > return< / span > subsegment_duration_ > 0 & & < / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   subsegment_duration_ != segment_duration_;< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   }< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "../../d2/d1f/structshaka_1_1ChunkingParams.html" > ChunkingParams< / a > chunking_params_;< / 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 = "comment" > // Segment and subsegment duration in stream' s time scale.< / span > < / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   int64_t segment_duration_ = 0;< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   int64_t subsegment_duration_ = 0;< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   < span class = "comment" > // Current segment index, useful to determine where to do chunking.< / span > < / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   int64_t current_segment_index_ = -1;< / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < span class = "comment" > // Current subsegment index, useful to determine where to do chunking.< / span > < / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   int64_t current_subsegment_index_ = -1;< / 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 >   base::Optional< int64_t> segment_start_time_;< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   base::Optional< int64_t> subsegment_start_time_;< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   int64_t max_segment_time_ = 0;< / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   uint32_t time_scale_ = 0;< / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   < / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < span class = "comment" > // The offset is applied to sample timestamps so a full segment is generated< / span > < / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < span class = "comment" > // after cue points.< / span > < / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   int64_t cue_offset_ = 0;< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   };< / 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" > // namespace media< / span > < / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   } < span class = "comment" > // namespace shaka< / span > < / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   < / div >
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< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < span class = "preprocessor" > #endif // PACKAGER_MEDIA_CHUNKING_CHUNKING_HANDLER_< / span > < / div >
< / div > <!-- fragment --> < / div > <!-- contents -->
< 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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< div class = "ttc" id = "aclassshaka_1_1media_1_1ChunkingHandler_html_a44c30ffd7c283be2ba4347bda7848633" > < div class = "ttname" > < a href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html#a44c30ffd7c283be2ba4347bda7848633" > shaka::media::ChunkingHandler::Process< / a > < / div > < div class = "ttdeci" > Status Process(std::unique_ptr< StreamData > stream_data) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d9/d12/chunking__handler_8cc_source.html#l00044" > chunking_handler.cc:44< / a > < / div > < / div >
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< div class = "ttc" id = "aclassshaka_1_1Status_html" > < div class = "ttname" > < a href = "../../d2/d20/classshaka_1_1Status.html" > shaka::Status< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d1/d13/status_8h_source.html#l00110" > status.h:110< / a > < / div > < / div >
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< div class = "ttc" id = "aclassshaka_1_1media_1_1ChunkingHandler_html_a76a5f4b74da3876cc72f44301c389ebd" > < div class = "ttname" > < a href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html#a76a5f4b74da3876cc72f44301c389ebd" > shaka::media::ChunkingHandler::InitializeInternal< / a > < / div > < div class = "ttdeci" > Status InitializeInternal() override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d9/d12/chunking__handler_8cc_source.html#l00036" > chunking_handler.cc:36< / a > < / div > < / div >
< div class = "ttc" id = "aclassshaka_1_1media_1_1MediaHandler_html" > < div class = "ttname" > < a href = "../../da/dfd/classshaka_1_1media_1_1MediaHandler.html" > shaka::media::MediaHandler< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d3/d93/media__handler_8h_source.html#l00154" > media_handler.h:154< / a > < / div > < / div >
< div class = "ttc" id = "astructshaka_1_1ChunkingParams_html" > < div class = "ttname" > < a href = "../../d2/d1f/structshaka_1_1ChunkingParams.html" > shaka::ChunkingParams< / a > < / div > < div class = "ttdoc" > Chunking (segmentation) related parameters.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../db/d79/chunking__params_8h_source.html#l00013" > chunking_params.h:13< / a > < / div > < / div >
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< div class = "ttc" id = "aclassshaka_1_1media_1_1ChunkingHandler_html_ab526bd53e4d49d7209f01d9b10b9ab52" > < div class = "ttname" > < a href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html#ab526bd53e4d49d7209f01d9b10b9ab52" > shaka::media::ChunkingHandler::OnFlushRequest< / a > < / div > < div class = "ttdeci" > Status OnFlushRequest(size_t input_stream_index) override< / div > < div class = "ttdoc" > Event handler for flush request at the specific input stream index.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d9/d12/chunking__handler_8cc_source.html#l00062" > chunking_handler.cc:62< / a > < / div > < / div >
< div class = "ttc" id = "aclassshaka_1_1media_1_1ChunkingHandler_html" > < div class = "ttname" > < a href = "../../d4/d43/classshaka_1_1media_1_1ChunkingHandler.html" > shaka::media::ChunkingHandler< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "../../d7/d79/chunking__handler_8h_source.html#l00039" > chunking_handler.h:39< / a > < / div > < / div >
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