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      1 /*
      2  *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
      3  *
      4  *  Use of this source code is governed by a BSD-style license
      5  *  that can be found in the LICENSE file in the root of the source
      6  *  tree. An additional intellectual property rights grant can be found
      7  *  in the file PATENTS.  All contributing project authors may
      8  *  be found in the AUTHORS file in the root of the source tree.
      9  */
     10 
     11 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_MAIN_SOURCE_ECHO_CONTROL_MOBILE_IMPL_H_
     12 #define WEBRTC_MODULES_AUDIO_PROCESSING_MAIN_SOURCE_ECHO_CONTROL_MOBILE_IMPL_H_
     13 
     14 #include "audio_processing.h"
     15 #include "processing_component.h"
     16 
     17 namespace webrtc {
     18 class AudioProcessingImpl;
     19 class AudioBuffer;
     20 
     21 class EchoControlMobileImpl : public EchoControlMobile,
     22                               public ProcessingComponent {
     23  public:
     24   explicit EchoControlMobileImpl(const AudioProcessingImpl* apm);
     25   virtual ~EchoControlMobileImpl();
     26 
     27   int ProcessRenderAudio(const AudioBuffer* audio);
     28   int ProcessCaptureAudio(AudioBuffer* audio);
     29 
     30   // EchoControlMobile implementation.
     31   virtual bool is_enabled() const;
     32 
     33   // ProcessingComponent implementation.
     34   virtual int Initialize();
     35   virtual int get_version(char* version, int version_len_bytes) const;
     36 
     37  private:
     38   // EchoControlMobile implementation.
     39   virtual int Enable(bool enable);
     40   virtual int set_routing_mode(RoutingMode mode);
     41   virtual RoutingMode routing_mode() const;
     42   virtual int enable_comfort_noise(bool enable);
     43   virtual bool is_comfort_noise_enabled() const;
     44 
     45   // ProcessingComponent implementation.
     46   virtual void* CreateHandle() const;
     47   virtual int InitializeHandle(void* handle) const;
     48   virtual int ConfigureHandle(void* handle) const;
     49   virtual int DestroyHandle(void* handle) const;
     50   virtual int num_handles_required() const;
     51   virtual int GetHandleError(void* handle) const;
     52 
     53   const AudioProcessingImpl* apm_;
     54   RoutingMode routing_mode_;
     55   bool comfort_noise_enabled_;
     56 };
     57 }  // namespace webrtc
     58 
     59 #endif  // WEBRTC_MODULES_AUDIO_PROCESSING_MAIN_SOURCE_ECHO_CONTROL_MOBILE_IMPL_H_
     60