Remove AgcManager.

webrtc/tools/agc/agc_manager.h

-/*
- *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#ifndef WEBRTC_TOOLS_AGC_AGC_MANAGER_H_
-#define WEBRTC_TOOLS_AGC_AGC_MANAGER_H_
-
-#include "webrtc/base/scoped_ptr.h"
-#include "webrtc/modules/audio_processing/agc/agc_manager_direct.h"
-
-namespace webrtc {
-
-class Agc;
-class AudioProcessing;
-class CriticalSectionWrapper;
-class MediaCallback;
-class PreprocCallback;
-class VoEExternalMedia;
-class VoEVolumeControl;
-class VoiceEngine;
-class VolumeCallbacks;
-
-// Handles the interaction between VoiceEngine and the internal AGC. It hooks
-// into the capture stream through VoiceEngine's external media interface and
-// sends the audio to the AGC for analysis. It forwards requests for a capture
-// volume change from the AGC to the VoiceEngine volume interface.
-class AgcManager {
- public:
-  explicit AgcManager(VoiceEngine* voe);
-  // Dependency injection for testing. Don't delete |agc| or |audioproc| as the
-  // memory is owned by the manager. If |media| or |volume| are non-fake
-  // reference counted classes, don't release them as this is handled by the
-  // manager.
-  AgcManager(VoEExternalMedia* media, VoEVolumeControl* volume, Agc* agc,
-             AudioProcessing* audioproc);
-  virtual ~AgcManager();
-
-  // When enabled, registers external media processing callbacks with
-  // VoiceEngine to hook into the capture stream. Disabling deregisters the
-  // callbacks.
-  virtual int Enable(bool enable);
-  virtual bool enabled() const { return enabled_; }
-
-  // Call when the capture device has changed. This will trigger a retrieval of
-  // the initial capture volume on the next audio frame.
-  virtual void CaptureDeviceChanged();
-
-  // Call when the capture stream has been muted/unmuted. This causes the
-  // manager to disregard all incoming audio; chances are good it's background
-  // noise to which we'd like to avoid adapting.
-  virtual void SetCaptureMuted(bool muted);
-  virtual bool capture_muted() const { return direct_->capture_muted(); }
-
- protected:
-  // Provide a default constructor for testing.
-  AgcManager();
-
- private:
-  int DeregisterCallbacks();
-  int CheckVolumeAndReset();
-
-  VoEExternalMedia* media_;
-  rtc::scoped_ptr<VolumeCallbacks> volume_callbacks_;
-  rtc::scoped_ptr<CriticalSectionWrapper> crit_;
-  rtc::scoped_ptr<AudioProcessing> audioproc_;
-  rtc::scoped_ptr<AgcManagerDirect> direct_;
-  rtc::scoped_ptr<MediaCallback> media_callback_;
-  rtc::scoped_ptr<PreprocCallback> preproc_callback_;
-  bool enabled_;
-  bool initialized_;
-};
-
-}  // namespace webrtc
-
-#endif  // WEBRTC_TOOLS_AGC_AGC_MANAGER_H_