Forward the number of skipped frames by the OS in audio playout.

chromecast/media/audio/cast_audio_output_stream.cc

 // Copyright 2015 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 "chromecast/media/audio/cast_audio_output_stream.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/thread_checker.h"
@@ skipping 315 matching lines @@
   if (!source_callback_) {
     push_in_progress_ = false;
     return;
   }
 
   const base::TimeTicks now = base::TimeTicks::Now();
   base::TimeDelta queue_delay =
       std::max(base::TimeDelta(), next_push_time_ - now);
   uint32_t bytes_delay = queue_delay.InMicroseconds() *
                          audio_params_.GetBytesPerSecond() / 1000000;
-  int frame_count = source_callback_->OnMoreData(audio_bus_.get(), bytes_delay);
+  int frame_count =
+      source_callback_->OnMoreData(audio_bus_.get(), bytes_delay, 0);
   VLOG(3) << "frames_filled=" << frame_count << " with latency=" << bytes_delay;
 
   DCHECK_EQ(frame_count, audio_bus_->frames());
   DCHECK_EQ(static_cast<int>(decoder_buffer_->data_size()),
             frame_count * audio_params_.GetBytesPerFrame());
   audio_bus_->ToInterleaved(frame_count, audio_params_.bits_per_sample() / 8,
                             decoder_buffer_->writable_data());
 
   auto completion_cb = ::media::BindToCurrentLoop(
       base::Bind(&CastAudioOutputStream::OnPushBufferComplete,
@@ skipping 30 matching lines @@
   audio_task_runner_->PostDelayedTask(
       FROM_HERE,
       base::Bind(&CastAudioOutputStream::PushBuffer,
                  weak_factory_.GetWeakPtr()),
       delay);
   push_in_progress_ = true;
 }
 
 }  // namespace media
 }  // namespace chromecast