media/audio/audio_output_dispatcher.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "media/audio/audio_output_dispatcher.h"
   6
   7 #include "base/single_thread_task_runner.h"
   8
   9 namespace media {
  10
  11 AudioOutputDispatcher::AudioOutputDispatcher(
  12     AudioManager* audio_manager,
  13     const AudioParameters& params,
  14     const std::string& output_device_id,
  15     const std::string& input_device_id)
  16     : audio_manager_(audio_manager),
  17       task_runner_(audio_manager->GetTaskRunner()),
  18       params_(params),
  19       output_device_id_(output_device_id),
  20       input_device_id_(input_device_id) {
  21   // We expect to be instantiated on the audio thread.  Otherwise the
  22   // |task_runner_| member will point to the wrong message loop!
  23   DCHECK(audio_manager->GetTaskRunner()->BelongsToCurrentThread());
  24 }
  25
  26 AudioOutputDispatcher::~AudioOutputDispatcher() {
  27   DCHECK(task_runner_->BelongsToCurrentThread());
  28 }
  29
  30 }  // namespace media