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/message_loop/message_loop.h"
   8
   9 namespace media {
  10
  11 AudioOutputDispatcher::AudioOutputDispatcher(
  12     AudioManager* audio_manager,
  13     const AudioParameters& params,
  14     const std::string& input_device_id)
  15     : audio_manager_(audio_manager),
  16       message_loop_(base::MessageLoop::current()),
  17       params_(params),
  18       input_device_id_(input_device_id) {
  19   // We expect to be instantiated on the audio thread.  Otherwise the
  20   // message_loop_ member will point to the wrong message loop!
  21   DCHECK(audio_manager->GetMessageLoop()->BelongsToCurrentThread());
  22 }
  23
  24 AudioOutputDispatcher::~AudioOutputDispatcher() {
  25   DCHECK_EQ(base::MessageLoop::current(), message_loop_);
  26 }
  27
  28 }  // namespace media