Determine the audible state in MediaSourcePlayer

media/base/android/audio_decoder_job.cc

 // Copyright 2013 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/base/android/audio_decoder_job.h"
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "base/threading/thread.h"
 #include "media/base/android/media_codec_bridge.h"
@@ skipping 60 matching lines @@
   bytes_per_frame_ = kBytesPerAudioOutputSample * num_channels_;
   if (!media_codec_bridge_)
     output_sampling_rate_ = config_sampling_rate_;
 }
 
 void AudioDecoderJob::SetVolume(double volume) {
   volume_ = volume;
   SetVolumeInternal();
 }
 
+double AudioDecoderJob::GetVolume() const {
+  return volume_;
+}
+
 void AudioDecoderJob::SetBaseTimestamp(base::TimeDelta base_timestamp) {
   DCHECK(!is_decoding());
   base_timestamp_ = base_timestamp;
   if (audio_timestamp_helper_)
     audio_timestamp_helper_->SetBaseTimestamp(base_timestamp_);
 }
 
 void AudioDecoderJob::ResetTimestampHelper() {
   if (audio_timestamp_helper_)
     base_timestamp_ = audio_timestamp_helper_->GetTimestamp();
@@ skipping 79 matching lines @@
 void AudioDecoderJob::OnOutputFormatChanged() {
   DCHECK(media_codec_bridge_);
 
   int old_sampling_rate = output_sampling_rate_;
   output_sampling_rate_ = media_codec_bridge_->GetOutputSamplingRate();
   if (output_sampling_rate_ != old_sampling_rate)
     ResetTimestampHelper();
 }
 
 }  // namespace media