DO NOT LAND - Hacked MSE mp3 support, assuming addSourceBuffer /mp4; codecs="mp4a.40.2"

media/formats/mp4/mp4_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/mp4/mp4_stream_parser.h"
 
 #include <stddef.h>
 
 #include <limits>
 #include <memory>
@@ skipping 227 matching lines @@
 
 #if BUILDFLAG(ENABLE_AC3_EAC3_AUDIO_DEMUXING)
       if (audio_format != FOURCC_MP4A && audio_format != FOURCC_AC3 &&
           audio_format != FOURCC_EAC3) {
 #else
       if (audio_format != FOURCC_MP4A) {
 #endif
         MEDIA_LOG(ERROR, media_log_) << "Unsupported audio format 0x"
                                      << std::hex << entry.format
                                      << " in stsd box.";
-        return false;
+        // BIG TODO remove comment
+        // return false;
       }
 
       uint8_t audio_type = entry.esds.object_type;
 #if BUILDFLAG(ENABLE_AC3_EAC3_AUDIO_DEMUXING)
       if (audio_type == kForbidden) {
         if (audio_format == FOURCC_AC3)
           audio_type = kAC3;
         if (audio_format == FOURCC_EAC3)
           audio_type = kEAC3;
       }
 #endif
       DVLOG(1) << "audio_type 0x" << std::hex << static_cast<int>(audio_type);
       if (audio_object_types_.find(audio_type) == audio_object_types_.end()) {
         MEDIA_LOG(ERROR, media_log_)
             << "audio object type 0x" << std::hex
             << static_cast<int>(audio_type)
             << " does not match what is specified in the mimetype.";
-        return false;
+        // BIG TODO remove comment
+        // return false;
       }
 
       AudioCodec codec = kUnknownAudioCodec;
       ChannelLayout channel_layout = CHANNEL_LAYOUT_NONE;
       int sample_per_second = 0;
       std::vector<uint8_t> extra_data;
       // Check if it is MPEG4 AAC defined in ISO 14496 Part 3 or
       // supported MPEG2 AAC varients.
       if (ESDescriptor::IsAAC(audio_type)) {
         codec = kCodecAAC;
         channel_layout = aac.GetChannelLayout(has_sbr_);
         sample_per_second = aac.GetOutputSamplesPerSecond(has_sbr_);
 #if defined(OS_ANDROID)
         extra_data = aac.codec_specific_data();
 #endif
 #if BUILDFLAG(ENABLE_AC3_EAC3_AUDIO_DEMUXING)
       } else if (audio_type == kAC3) {
         codec = kCodecAC3;
         channel_layout = GuessChannelLayout(entry.channelcount);
         sample_per_second = entry.samplerate;
       } else if (audio_type == kEAC3) {
         codec = kCodecEAC3;
         channel_layout = GuessChannelLayout(entry.channelcount);
         sample_per_second = entry.samplerate;
 #endif
       } else {
         MEDIA_LOG(ERROR, media_log_) << "Unsupported audio object type 0x"
                                      << std::hex << static_cast<int>(audio_type)
                                      << " in esds.";
-        return false;
+        // BIG TODO undo this...
+        codec = kCodecMP3;
+        channel_layout = GuessChannelLayout(entry.channelcount);
+        sample_per_second = entry.samplerate;
+
+        // return false;
       }
 
       SampleFormat sample_format;
       if (entry.samplesize == 8) {
         sample_format = kSampleFormatU8;
       } else if (entry.samplesize == 16) {
         sample_format = kSampleFormatS16;
       } else if (entry.samplesize == 32) {
         sample_format = kSampleFormatS32;
       } else {
@@ skipping 424 matching lines @@
       runs.AdvanceSample();
     }
     runs.AdvanceRun();
   }
 
   return true;
 }
 
 }  // namespace mp4
 }  // namespace media