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_LEVEL_ESTIMATOR_IMPL_H_ 12b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org#define WEBRTC_MODULES_AUDIO_PROCESSING_LEVEL_ESTIMATOR_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" 163cd0f7c23453b72575e9c92bb7144fa3525abb10andrew@webrtc.org#include "webrtc/modules/audio_processing/rms_level.h" 17b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 18b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.orgnamespace webrtc { 19a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.org 20b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.orgclass AudioBuffer; 21a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.orgclass CriticalSectionWrapper; 22b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 23b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.orgclass LevelEstimatorImpl : public LevelEstimator, 24b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org public ProcessingComponent { 25b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org public: 26a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.org LevelEstimatorImpl(const AudioProcessing* apm, 27a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.org CriticalSectionWrapper* crit); 28b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org virtual ~LevelEstimatorImpl(); 29b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 30b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org int ProcessStream(AudioBuffer* audio); 31b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 32b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org // LevelEstimator implementation. 3324add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual bool is_enabled() const OVERRIDE; 34b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 35b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org private: 36b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org // LevelEstimator implementation. 3724add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int Enable(bool enable) OVERRIDE; 3824add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int RMS() OVERRIDE; 39b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 40b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org // ProcessingComponent implementation. 4124add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual void* CreateHandle() const OVERRIDE; 4224add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int InitializeHandle(void* handle) const OVERRIDE; 4324add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int ConfigureHandle(void* handle) const OVERRIDE; 44ffc2de0133683fb103eef61f21134f469bc099dbbjornv@webrtc.org virtual void DestroyHandle(void* handle) const OVERRIDE; 4524add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int num_handles_required() const OVERRIDE; 4624add9260e60f34e85ed8d936da014128e19fd84pbos@webrtc.org virtual int GetHandleError(void* handle) const OVERRIDE; 47b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 48a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.org CriticalSectionWrapper* crit_; 49b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org}; 50a1a60018a1f1ec863451ad0ed4eae58239882920andrew@webrtc.org 51b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org} // namespace webrtc 52b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org 53b015cbede88899f67a53fbbe581b02ce8e32794andrew@webrtc.org#endif // WEBRTC_MODULES_AUDIO_PROCESSING_LEVEL_ESTIMATOR_IMPL_H_ 54