Motown: Ffmpeg video decoder

services/media/framework_ffmpeg/ffmpeg_audio_decoder.cc

 // Copyright 2016 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 "base/logging.h"
 #include "services/media/framework_ffmpeg/ffmpeg_audio_decoder.h"
 
 namespace mojo {
 namespace media {
 
@@ skipping 55 matching lines @@
 }
 
 PacketPtr FfmpegAudioDecoder::CreateOutputPacket(const AVFrame& av_frame,
                                                  PayloadAllocator* allocator) {
   DCHECK(allocator);
 
   int64_t pts = av_frame.pts;
   if (pts == AV_NOPTS_VALUE) {
     pts = next_pts_;
     next_pts_ += av_frame.nb_samples;
+  } else {
+    next_pts_ = pts;
   }
 
   uint64_t payload_size;
   void* payload_buffer;
 
   AvBufferContext* av_buffer_context =
       reinterpret_cast<AvBufferContext*>(av_buffer_get_opaque(av_frame.buf[0]));
 
   if (lpcm_util_) {
     // We need to interleave. The non-interleaved frames are in a buffer that
@@ skipping 107 matching lines @@
   DCHECK(av_buffer_context);
   // Either this buffer has already been released to someone else's ownership,
   // or it's the same as the buffer parameter.
   DCHECK(av_buffer_context->buffer() == nullptr ||
          av_buffer_context->buffer() == buffer);
   delete av_buffer_context;
 }
 
 }  // namespace media
 }  // namespace mojo