1b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org/* 2b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 3b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org * 4b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org * Use of this source code is governed by a BSD-style license 5b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org * that can be found in the LICENSE file in the root of the source 6b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org * tree. An additional intellectual property rights grant can be found 7b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org * in the file PATENTS. All contributing project authors may 8b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org * be found in the AUTHORS file in the root of the source tree. 9b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org */ 10b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 11b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org#ifndef WEBRTC_MODULES_AUDIO_PROCESSING_HIGH_PASS_FILTER_IMPL_H_ 12b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org#define WEBRTC_MODULES_AUDIO_PROCESSING_HIGH_PASS_FILTER_IMPL_H_ 13b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 149fb16139d917ba32720e031d3c871987d418668fpbos@webrtc.org#include "webrtc/modules/audio_processing/include/audio_processing.h" 159fb16139d917ba32720e031d3c871987d418668fpbos@webrtc.org#include "webrtc/modules/audio_processing/processing_component.h" 16b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 17b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.orgnamespace webrtc { 18a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.org 19b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.orgclass AudioBuffer; 20a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.orgclass CriticalSectionWrapper; 21b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 22b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.orgclass HighPassFilterImpl : public HighPassFilter, 23b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org public ProcessingComponent { 24b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org public: 25a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.org HighPassFilterImpl(const AudioProcessing* apm, CriticalSectionWrapper* crit); 26b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org virtual ~HighPassFilterImpl(); 27b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 28b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org int ProcessCaptureAudio(AudioBuffer* audio); 29b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 30b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org // HighPassFilter implementation. 3124add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual bool is_enabled() const OVERRIDE; 32b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 33b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org private: 34b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org // HighPassFilter implementation. 3524add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int Enable(bool enable) OVERRIDE; 36b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 37b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org // ProcessingComponent implementation. 3824add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual void* CreateHandle() const OVERRIDE; 3924add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int InitializeHandle(void* handle) const OVERRIDE; 4024add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int ConfigureHandle(void* handle) const OVERRIDE; 41ffc2de0133683fb103eef61f21134f469bc099dbbjornv@webrtc.org virtual void DestroyHandle(void* handle) const OVERRIDE; 4224add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int num_handles_required() const OVERRIDE; 4324add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int GetHandleError(void* handle) const OVERRIDE; 44b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 45a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.org const AudioProcessing* apm_; 46a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.org CriticalSectionWrapper* crit_; 47b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org}; 48b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org} // namespace webrtc 49b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 50b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org#endif // WEBRTC_MODULES_AUDIO_PROCESSING_HIGH_PASS_FILTER_IMPL_H_ 51