Implemented HEVC video demuxing and parsing

media/filters/ffmpeg_demuxer.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/filters/ffmpeg_demuxer.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/base64.h"
@@ skipping 14 matching lines @@
 #include "media/base/decoder_buffer.h"
 #include "media/base/decrypt_config.h"
 #include "media/base/limits.h"
 #include "media/base/media_log.h"
 #include "media/base/video_decoder_config.h"
 #include "media/ffmpeg/ffmpeg_common.h"
 #include "media/filters/ffmpeg_aac_bitstream_converter.h"
 #include "media/filters/ffmpeg_bitstream_converter.h"
 #include "media/filters/ffmpeg_glue.h"
 #include "media/filters/ffmpeg_h264_to_annex_b_bitstream_converter.h"
+#if defined(ENABLE_HEVC_DEMUXING)
+#include "media/filters/ffmpeg_h265_to_annex_b_bitstream_converter.h"
+#endif
 #include "media/filters/webvtt_util.h"
 #include "media/formats/webm/webm_crypto_helpers.h"
 
 namespace media {
 
 static base::Time ExtractTimelineOffset(AVFormatContext* format_context) {
   if (strstr(format_context->iformat->name, "webm") ||
       strstr(format_context->iformat->name, "matroska")) {
     const AVDictionaryEntry* entry =
         av_dict_get(format_context->metadata, "creation_time", NULL, 0);
@@ skipping 408 matching lines @@
   if (bitstream_converter_)
     InitBitstreamConverter();
 #endif  // defined(USE_PROPRIETARY_CODECS)
 }
 
 void FFmpegDemuxerStream::InitBitstreamConverter() {
 #if defined(USE_PROPRIETARY_CODECS)
   if (stream_->codec->codec_id == AV_CODEC_ID_H264) {
     bitstream_converter_.reset(
         new FFmpegH264ToAnnexBBitstreamConverter(stream_->codec));
+#if defined(ENABLE_HEVC_DEMUXING)
+  } else if (stream_->codec->codec_id == AV_CODEC_ID_HEVC) {

[ddorwin, 2015/02/23 20:00:49]

Do you expect FFmpeg to be built with such support?

[servolk, 2015/02/24 02:15:13]

Possibly. At the moment none of the ffmpeg_brandings support HEVC demuxing, but
we might introduce a new ffmpeg_branding=Chromecast with HEVC support. But
that's going to be a separate CL.

+    bitstream_converter_.reset(
+        new FFmpegH265ToAnnexBBitstreamConverter(stream_->codec));
+#endif
   } else if (stream_->codec->codec_id == AV_CODEC_ID_AAC) {
     bitstream_converter_.reset(
         new FFmpegAACBitstreamConverter(stream_->codec));
   }
 #endif  // defined(USE_PROPRIETARY_CODECS)
 }
 
 bool FFmpegDemuxerStream::SupportsConfigChanges() { return false; }
 
 AudioDecoderConfig FFmpegDemuxerStream::audio_decoder_config() {
@@ skipping 820 matching lines @@
 
 void FFmpegDemuxer::SetLiveness(DemuxerStream::Liveness liveness) {
   DCHECK(task_runner_->BelongsToCurrentThread());
   for (const auto& stream : streams_) {  // |stream| is a ref to a pointer.
     if (stream)
       stream->SetLiveness(liveness);
   }
 }
 
 }  // namespace media