Support MPEG1 audio in the MPEG2-TS stream parser.

media/formats/mp2t/mp2t_stream_parser.cc

 // Copyright 2014 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/formats/mp2t/mp2t_stream_parser.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/stl_util.h"
 #include "media/base/audio_decoder_config.h"
 #include "media/base/buffers.h"
 #include "media/base/stream_parser_buffer.h"
 #include "media/base/text_track_config.h"
 #include "media/base/video_decoder_config.h"
 #include "media/formats/mp2t/es_parser.h"
 #include "media/formats/mp2t/es_parser_adts.h"
 #include "media/formats/mp2t/es_parser_h264.h"
+#include "media/formats/mp2t/es_parser_mpeg1audio.h"
 #include "media/formats/mp2t/mp2t_common.h"
 #include "media/formats/mp2t/ts_packet.h"
 #include "media/formats/mp2t/ts_section.h"
 #include "media/formats/mp2t/ts_section_pat.h"
 #include "media/formats/mp2t/ts_section_pes.h"
 #include "media/formats/mp2t/ts_section_pmt.h"
 
 namespace media {
 namespace mp2t {
 
@@ skipping 313 matching lines @@
     es_parser.reset(
         new EsParserAdts(
             base::Bind(&Mp2tStreamParser::OnAudioConfigChanged,
                        base::Unretained(this),
                        pes_pid),
             base::Bind(&Mp2tStreamParser::OnEmitAudioBuffer,
                        base::Unretained(this),
                        pes_pid),
             sbr_in_mimetype_));
     is_audio = true;
+  } else if (stream_type == kStreamTypeMpeg1Audio) {
+    es_parser.reset(
+        new EsParserMpeg1Audio(
+            base::Bind(&Mp2tStreamParser::OnAudioConfigChanged,
+                       base::Unretained(this),
+                       pes_pid),
+            base::Bind(&Mp2tStreamParser::OnEmitAudioBuffer,
+                       base::Unretained(this),
+                       pes_pid)));
+    is_audio = true;
   } else {
     return;
   }
 
   // Create the PES state here.
   DVLOG(1) << "Create a new PES state";
   scoped_ptr<TsSection> pes_section_parser(
       new TsSectionPes(es_parser.Pass()));
   PidState::PidType pid_type =
       is_audio ? PidState::kPidAudioPes : PidState::kPidVideoPes;
@@ skipping 261 matching lines @@
   // so that buffers with the same config can be added later on.
   BufferQueueWithConfig queue_with_config(
       true, last_audio_config, last_video_config);
   buffer_queue_chain_.push_back(queue_with_config);
 
   return true;
 }
 
 }  // namespace mp2t
 }  // namespace media