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      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/test_audio_input_controller_factory.h"
      6 #include "media/audio/audio_io.h"
      7 
      8 namespace media {
      9 
     10 TestAudioInputController::TestAudioInputController(
     11     TestAudioInputControllerFactory* factory,
     12     AudioManager* audio_manager,
     13     const AudioParameters& audio_parameters,
     14     EventHandler* event_handler,
     15     SyncWriter* sync_writer,
     16     UserInputMonitor* user_input_monitor)
     17     : AudioInputController(event_handler, sync_writer, user_input_monitor),
     18       audio_parameters_(audio_parameters),
     19       factory_(factory),
     20       event_handler_(event_handler) {
     21   task_runner_ = audio_manager->GetTaskRunner();
     22 }
     23 
     24 TestAudioInputController::~TestAudioInputController() {
     25   // Inform the factory so that it allows creating new instances in future.
     26   factory_->OnTestAudioInputControllerDestroyed(this);
     27 }
     28 
     29 void TestAudioInputController::Record() {
     30   if (factory_->delegate_)
     31     factory_->delegate_->TestAudioControllerOpened(this);
     32 }
     33 
     34 void TestAudioInputController::Close(const base::Closure& closed_task) {
     35   task_runner_->PostTask(FROM_HERE, closed_task);
     36   if (factory_->delegate_)
     37     factory_->delegate_->TestAudioControllerClosed(this);
     38 }
     39 
     40 TestAudioInputControllerFactory::TestAudioInputControllerFactory()
     41     : controller_(NULL),
     42       delegate_(NULL) {
     43 }
     44 
     45 TestAudioInputControllerFactory::~TestAudioInputControllerFactory() {
     46   DCHECK(!controller_);
     47 }
     48 
     49 AudioInputController* TestAudioInputControllerFactory::Create(
     50     AudioManager* audio_manager,
     51     AudioInputController::EventHandler* event_handler,
     52     AudioParameters params,
     53     UserInputMonitor* user_input_monitor) {
     54   DCHECK(!controller_);  // Only one test instance managed at a time.
     55   controller_ = new TestAudioInputController(
     56       this, audio_manager, params, event_handler, NULL, user_input_monitor);
     57   return controller_;
     58 }
     59 
     60 void TestAudioInputControllerFactory::OnTestAudioInputControllerDestroyed(
     61     TestAudioInputController* controller) {
     62   DCHECK_EQ(controller_, controller);
     63   controller_ = NULL;
     64 }
     65 
     66 }  // namespace media
     67