media/filters/decoder_stream_traits.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "media/filters/decoder_stream_traits.h"
   6
   7 #include "base/logging.h"
   8 #include "media/base/audio_buffer.h"
   9 #include "media/base/audio_decoder.h"
  10 #include "media/base/audio_decoder_config.h"
  11 #include "media/base/video_decoder.h"
  12 #include "media/base/video_decoder_config.h"
  13 #include "media/base/video_frame.h"
  14
  15 namespace media {
  16
  17 std::string DecoderStreamTraits<DemuxerStream::AUDIO>::ToString() {
  18   return "audio";
  19 }
  20
  21 void DecoderStreamTraits<DemuxerStream::AUDIO>::Initialize(
  22     DecoderType* decoder,
  23     const DecoderConfigType& config,
  24     bool low_delay,
  25     const PipelineStatusCB& status_cb,
  26     const OutputCB& output_cb) {
  27   decoder->Initialize(config, status_cb, output_cb);
  28 }
  29
  30 void DecoderStreamTraits<DemuxerStream::AUDIO>::ReportStatistics(
  31     const StatisticsCB& statistics_cb,
  32     int bytes_decoded) {
  33   PipelineStatistics statistics;
  34   statistics.audio_bytes_decoded = bytes_decoded;
  35   statistics_cb.Run(statistics);
  36 }
  37
  38 DecoderStreamTraits<DemuxerStream::AUDIO>::DecoderConfigType
  39     DecoderStreamTraits<DemuxerStream::AUDIO>::GetDecoderConfig(
  40         DemuxerStream& stream) {
  41   return stream.audio_decoder_config();
  42 }
  43
  44 scoped_refptr<DecoderStreamTraits<DemuxerStream::AUDIO>::OutputType>
  45     DecoderStreamTraits<DemuxerStream::AUDIO>::CreateEOSOutput() {
  46   return OutputType::CreateEOSBuffer();
  47 }
  48
  49 std::string DecoderStreamTraits<DemuxerStream::VIDEO>::ToString() {
  50   return "video";
  51 }
  52
  53 void DecoderStreamTraits<DemuxerStream::VIDEO>::Initialize(
  54     DecoderType* decoder,
  55     const DecoderConfigType& config,
  56     bool low_delay,
  57     const PipelineStatusCB& status_cb,
  58     const OutputCB& output_cb) {
  59   decoder->Initialize(config, low_delay, status_cb, output_cb);
  60 }
  61
  62 bool DecoderStreamTraits<DemuxerStream::VIDEO>::NeedsBitstreamConversion(
  63     DecoderType* decoder) {
  64   return decoder->NeedsBitstreamConversion();
  65 }
  66
  67 void DecoderStreamTraits<DemuxerStream::VIDEO>::ReportStatistics(
  68     const StatisticsCB& statistics_cb,
  69     int bytes_decoded) {
  70   PipelineStatistics statistics;
  71   statistics.video_bytes_decoded = bytes_decoded;
  72   statistics_cb.Run(statistics);
  73 }
  74
  75 DecoderStreamTraits<DemuxerStream::VIDEO>::DecoderConfigType
  76     DecoderStreamTraits<DemuxerStream::VIDEO>::GetDecoderConfig(
  77         DemuxerStream& stream) {
  78   return stream.video_decoder_config();
  79 }
  80
  81 scoped_refptr<DecoderStreamTraits<DemuxerStream::VIDEO>::OutputType>
  82     DecoderStreamTraits<DemuxerStream::VIDEO>::CreateEOSOutput() {
  83   return OutputType::CreateEOSFrame();
  84 }
  85
  86 }  // namespace media