Audio output debug recording.

media/audio/audio_manager_base.h

 // Copyright (c) 2012 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_AUDIO_AUDIO_MANAGER_BASE_H_
 #define MEDIA_AUDIO_AUDIO_MANAGER_BASE_H_
 
 #include <memory>
 #include <string>
 #include <unordered_set>
 #include <utility>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/scoped_vector.h"
 #include "base/observer_list.h"
 #include "base/threading/thread.h"
 #include "build/build_config.h"
+#include "media/audio/audio_debug_recording_manager.h"
 #include "media/audio/audio_device_name.h"
 #include "media/audio/audio_manager.h"
 #include "media/audio/audio_output_dispatcher.h"
 
 #if defined(OS_WIN)
 #include "base/win/scoped_com_initializer.h"
 #endif
 
 namespace media {
 
@@ skipping 31 matching lines @@
 
   AudioParameters GetDefaultOutputStreamParameters() override;
   AudioParameters GetOutputStreamParameters(
       const std::string& device_id) override;
   AudioParameters GetInputStreamParameters(
       const std::string& device_id) override;
   std::string GetAssociatedOutputDeviceID(
       const std::string& input_device_id) override;
   std::unique_ptr<AudioLog> CreateAudioLog(
       AudioLogFactory::AudioComponent component) override;
+  void EnableOutputDebugRecording(const base::FilePath& base_file_name) final;
+  void DisableOutputDebugRecording() final;
 
   void SetMaxStreamCountForTesting(int max_input, int max_output) final;
 
   // AudioManagerBase:
 
   // Called internally by the audio stream when it has been closed.
   virtual void ReleaseOutputStream(AudioOutputStream* stream);
   virtual void ReleaseInputStream(AudioInputStream* stream);
 
   // Creates the output stream for the |AUDIO_PCM_LINEAR| format. The legacy
@@ skipping 66 matching lines @@
   virtual void GetAudioInputDeviceNames(AudioDeviceNames* device_names);
 
   // Appends a list of available output devices to |device_names|,
   // which must initially be empty.
   virtual void GetAudioOutputDeviceNames(AudioDeviceNames* device_names);
 
   // Returns the ID of the default audio output device.
   // Implementations that don't yet support this should return an empty string.
   virtual std::string GetDefaultOutputDeviceID();
 
+  virtual std::unique_ptr<AudioDebugRecordingManager>
+  CreateAudioDebugRecordingManager(
+      scoped_refptr<base::SingleThreadTaskRunner> task_runner,
+      scoped_refptr<base::SingleThreadTaskRunner> file_task_runner);
+
  private:
+  FRIEND_TEST_ALL_PREFIXES(AudioManagerTest, AudioDebugRecording);
+
   struct DispatcherParams;
   typedef ScopedVector<DispatcherParams> AudioOutputDispatchers;
 
   class CompareByParams;
 
+  // AudioManager:
+  void InitializeOutputDebugRecording(
+      scoped_refptr<base::SingleThreadTaskRunner> file_task_runner) final;
+
   // These functions assign group ids to devices based on their device ids.
   // The default implementation is an attempt to do this based on
   // GetAssociatedOutputDeviceID. Must be called on the audio worker thread
   // (see GetTaskRunner()).
   std::string GetGroupIDOutput(const std::string& output_device_id);
   std::string GetGroupIDInput(const std::string& input_device_id);
 
   // Max number of open output streams, modified by
   // SetMaxOutputStreamsAllowed().
   int max_num_output_streams_;
@@ skipping 10 matching lines @@
   // Contains currently open input streams.
   std::unordered_set<AudioInputStream*> input_streams_;
 
   // Map of cached AudioOutputDispatcher instances.  Must only be touched
   // from the audio thread (no locking).
   AudioOutputDispatchers output_dispatchers_;
 
   // Proxy for creating AudioLog objects.
   AudioLogFactory* const audio_log_factory_;
 
+  // Debug recording manager.
+  std::unique_ptr<AudioDebugRecordingManager> debug_recording_manager_;
+
   DISALLOW_COPY_AND_ASSIGN(AudioManagerBase);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_AUDIO_AUDIO_MANAGER_BASE_H_