1/* 2 * Copyright (c) 2012 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_PROCESSING_COMPONENT_H_ 12#define WEBRTC_MODULES_AUDIO_PROCESSING_PROCESSING_COMPONENT_H_ 13 14#include <vector> 15 16#include "webrtc/common.h" 17 18namespace webrtc { 19 20class ProcessingComponent { 21 public: 22 ProcessingComponent(); 23 virtual ~ProcessingComponent(); 24 25 virtual int Initialize(); 26 virtual void SetExtraOptions(const Config& config) {} 27 virtual int Destroy(); 28 29 bool is_component_enabled() const; 30 31 protected: 32 virtual int Configure(); 33 int EnableComponent(bool enable); 34 void* handle(int index) const; 35 int num_handles() const; 36 37 private: 38 virtual void* CreateHandle() const = 0; 39 virtual int InitializeHandle(void* handle) const = 0; 40 virtual int ConfigureHandle(void* handle) const = 0; 41 virtual void DestroyHandle(void* handle) const = 0; 42 virtual int num_handles_required() const = 0; 43 virtual int GetHandleError(void* handle) const = 0; 44 45 std::vector<void*> handles_; 46 bool initialized_; 47 bool enabled_; 48 int num_handles_; 49}; 50 51} // namespace webrtc 52 53#endif // WEBRTC_MODULES_AUDIO_PROCESSING_PROCESSING_COMPONENT_H__ 54