Support Opus Ambisonics playback

media/base/fake_audio_renderer_sink.h

 // 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.
 
 #ifndef MEDIA_BASE_FAKE_AUDIO_RENDERER_SINK_H_
 #define MEDIA_BASE_FAKE_AUDIO_RENDERER_SINK_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 34 matching lines @@
   // Attempts to call Render() on the callback provided to
   // Initialize() with |dest| and |delay|.
   // Returns true and sets |frames_written| to the return value of the
   // Render() call.
   // Returns false if this object is in a state where calling Render()
   // should not occur. (i.e., in the kPaused or kStopped state.) The
   // value of |frames_written| is undefined if false is returned.
   bool Render(AudioBus* dest, base::TimeDelta delay, int* frames_written);
   void OnRenderError();
 
+  // Enables different tests to have different settings.
+  void SetIsOptimizedForHardwareParameters(bool value);
+
   State state() const { return state_; }
 
  protected:
   ~FakeAudioRendererSink() override;
 
  private:
   void ChangeState(State new_state);
 
   State state_;
   RenderCallback* callback_;
   OutputDeviceInfo output_device_info_;
+  bool is_optimized_for_hw_params_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeAudioRendererSink);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_FAKE_AUDIO_RENDERER_SINK_H_