IAudioRecord.h revision 89fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5
189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project/* 289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * 489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * you may not use this file except in compliance with the License. 689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * You may obtain a copy of the License at 789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * 889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * 1089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 1189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 1289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * See the License for the specific language governing permissions and 1489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * limitations under the License. 1589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project */ 1689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#ifndef IAUDIORECORD_H_ 1889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#define IAUDIORECORD_H_ 1989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <stdint.h> 2189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <sys/types.h> 2289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <utils/RefBase.h> 2489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <utils/Errors.h> 2589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <utils/IInterface.h> 2689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <utils/IMemory.h> 2789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectnamespace android { 3089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 3189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ---------------------------------------------------------------------------- 3289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 3389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectclass IAudioRecord : public IInterface 3489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 3589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectpublic: 3689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project DECLARE_META_INTERFACE(AudioRecord); 3789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 3889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project /* After it's created the track is not active. Call start() to 3989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * make it active. If set, the callback will start being called. 4089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project */ 4189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project virtual status_t start() = 0; 4289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project /* Stop a track. If set, the callback will cease being called and 4489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * obtainBuffer will return an error. Buffers that are already released 4589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project * will be processed, unless flush() is called. 4689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project */ 4789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project virtual void stop() = 0; 4889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 4989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project /* get this tracks control block */ 5089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project virtual sp<IMemory> getCblk() const = 0; 5189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; 5289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 5389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ---------------------------------------------------------------------------- 5489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 5589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectclass BnAudioRecord : public BnInterface<IAudioRecord> 5689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 5789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectpublic: 5889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project virtual status_t onTransact( uint32_t code, 5989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project const Parcel& data, 6089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Parcel* reply, 6189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t flags = 0); 6289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; 6389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ---------------------------------------------------------------------------- 6589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; // namespace android 6789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 6889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#endif /*IAUDIORECORD_H_*/ 69