IAudioRecord.cpp revision 3acbd053c842e76e1a40fc8a0bf62de87eebf00f
189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project/* 289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** 389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** Copyright 2007, The Android Open Source Project 489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** 5e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten** Licensed under the Apache License, Version 2.0 (the "License"); 6e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten** you may not use this file except in compliance with the License. 7e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten** You may obtain a copy of the License at 889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** 9e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten** http://www.apache.org/licenses/LICENSE-2.0 1089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** 11e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten** Unless required by applicable law or agreed to in writing, software 12e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten** distributed under the License is distributed on an "AS IS" BASIS, 13e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten** See the License for the specific language governing permissions and 1589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project** limitations under the License. 1689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project*/ 1789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 1834f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent#define LOG_TAG "IAudioRecord" 1934f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent//#define LOG_NDEBUG 0 2034f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent#include <utils/Log.h> 2134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent 2289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <stdint.h> 2389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <sys/types.h> 2489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 257562408b2261d38415453378b6188f74fda99d88Mathias Agopian#include <binder/Parcel.h> 2689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project#include <media/IAudioRecord.h> 2889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 2989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectnamespace android { 3089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 3189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectenum { 3289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project GET_CBLK = IBinder::FIRST_CALL_TRANSACTION, 3389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project START, 3489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project STOP 3589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; 3689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 3789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectclass BpAudioRecord : public BpInterface<IAudioRecord> 3889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 3989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectpublic: 4089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project BpAudioRecord(const sp<IBinder>& impl) 4189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project : BpInterface<IAudioRecord>(impl) 4289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project { 4389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 44e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten 453acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten virtual status_t start(int event, int triggerSession) 4689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project { 4789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Parcel data, reply; 4889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project data.writeInterfaceToken(IAudioRecord::getInterfaceDescriptor()); 49a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent data.writeInt32(event); 50a011e35b22f95f558d81dc9c94b68b1465c4661dEric Laurent data.writeInt32(triggerSession); 5134f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent status_t status = remote()->transact(START, data, &reply); 5234f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent if (status == NO_ERROR) { 5334f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent status = reply.readInt32(); 5434f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } else { 555ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW("start() error: %s", strerror(-status)); 5634f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent } 5734f1d8ecd23169a5f299937e3aaf1bd7937578a0Eric Laurent return status; 5889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 59e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten 6089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project virtual void stop() 6189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project { 6289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Parcel data, reply; 6389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project data.writeInterfaceToken(IAudioRecord::getInterfaceDescriptor()); 6489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project remote()->transact(STOP, data, &reply); 6589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 66e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten 6789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project virtual sp<IMemory> getCblk() const 6889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project { 6989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project Parcel data, reply; 705841db78dff14898538200287d246577b1fc37e2Eric Laurent sp<IMemory> cblk; 7189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project data.writeInterfaceToken(IAudioRecord::getInterfaceDescriptor()); 725841db78dff14898538200287d246577b1fc37e2Eric Laurent status_t status = remote()->transact(GET_CBLK, data, &reply); 735841db78dff14898538200287d246577b1fc37e2Eric Laurent if (status == NO_ERROR) { 745841db78dff14898538200287d246577b1fc37e2Eric Laurent cblk = interface_cast<IMemory>(reply.readStrongBinder()); 755841db78dff14898538200287d246577b1fc37e2Eric Laurent } 765841db78dff14898538200287d246577b1fc37e2Eric Laurent return cblk; 77e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten } 7889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; 7989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source ProjectIMPLEMENT_META_INTERFACE(AudioRecord, "android.media.IAudioRecord"); 8189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project// ---------------------------------------------------------------------- 8389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 8489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Projectstatus_t BnAudioRecord::onTransact( 8589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) 8689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project{ 87e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten switch (code) { 88e53b9ead781c36e96d6b6f012ddffc93a3d80f0dGlenn Kasten case GET_CBLK: { 8989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project CHECK_INTERFACE(IAudioRecord, data, reply); 9089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project reply->writeStrongBinder(getCblk()->asBinder()); 9189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 9289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } break; 9389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project case START: { 9489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project CHECK_INTERFACE(IAudioRecord, data, reply); 9577d837ae86c791c46ce019b58e09ac62780bf973Glenn Kasten int event = data.readInt32(); 9677d837ae86c791c46ce019b58e09ac62780bf973Glenn Kasten int triggerSession = data.readInt32(); 973acbd053c842e76e1a40fc8a0bf62de87eebf00fGlenn Kasten reply->writeInt32(start(event, triggerSession)); 9889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 9989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } break; 10089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project case STOP: { 10189fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project CHECK_INTERFACE(IAudioRecord, data, reply); 10289fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project stop(); 10389fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return NO_ERROR; 10489fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } break; 10589fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project default: 10689fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project return BBinder::onTransact(code, data, reply, flags); 10789fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project } 10889fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project} 10989fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project 11089fa4ad53f2f4d57adbc97ae1149fc00c9b6f3c5The Android Open Source Project}; // namespace android 111