19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Copyright 2008, The Android Open Source Project 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Licensed under the Apache License, Version 2.0 (the "License"); 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** you may not use this file except in compliance with the License. 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** You may obtain a copy of the License at 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** http://www.apache.org/licenses/LICENSE-2.0 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Unless required by applicable law or agreed to in writing, software 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** distributed under the License is distributed on an "AS IS" BASIS, 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** See the License for the specific language governing permissions and 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** limitations under the License. 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project*/ 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdint.h> 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <sys/types.h> 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 210795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/Parcel.h> 220795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/IPCThreadState.h> 230795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/IServiceManager.h> 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 25000479f9e325b4e426a67033abd92d47da412725Mathias Agopian#include <camera/ICameraService.h> 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectclass BpCameraService: public BpInterface<ICameraService> 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic: 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project BpCameraService(const sp<IBinder>& impl) 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project : BpInterface<ICameraService>(impl) 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 37e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang // get number of cameras available 38e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang virtual int32_t getNumberOfCameras() 39e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang { 40e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang Parcel data, reply; 41e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang data.writeInterfaceToken(ICameraService::getInterfaceDescriptor()); 42e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang remote()->transact(BnCameraService::GET_NUMBER_OF_CAMERAS, data, &reply); 43e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang return reply.readInt32(); 44e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } 45e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang 46b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang // get information about a camera 47b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang virtual status_t getCameraInfo(int cameraId, 48b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang struct CameraInfo* cameraInfo) { 49b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang Parcel data, reply; 50b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang data.writeInterfaceToken(ICameraService::getInterfaceDescriptor()); 51b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang data.writeInt32(cameraId); 52b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang remote()->transact(BnCameraService::GET_CAMERA_INFO, data, &reply); 53b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang cameraInfo->facing = reply.readInt32(); 54b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang cameraInfo->orientation = reply.readInt32(); 55b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang return reply.readInt32(); 56b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang } 57b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // connect to camera service 59e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang virtual sp<ICamera> connect(const sp<ICameraClient>& cameraClient, int cameraId) 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Parcel data, reply; 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeInterfaceToken(ICameraService::getInterfaceDescriptor()); 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project data.writeStrongBinder(cameraClient->asBinder()); 64e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang data.writeInt32(cameraId); 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project remote()->transact(BnCameraService::CONNECT, data, &reply); 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return interface_cast<ICamera>(reply.readStrongBinder()); 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectIMPLEMENT_META_INTERFACE(CameraService, "android.hardware.ICameraService"); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------- 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatus_t BnCameraService::onTransact( 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch(code) { 78e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang case GET_NUMBER_OF_CAMERAS: { 79e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang CHECK_INTERFACE(ICameraService, data, reply); 80e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang reply->writeInt32(getNumberOfCameras()); 81e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang return NO_ERROR; 82e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang } break; 83b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang case GET_CAMERA_INFO: { 84b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang CHECK_INTERFACE(ICameraService, data, reply); 85b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang CameraInfo cameraInfo; 86b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang memset(&cameraInfo, 0, sizeof(cameraInfo)); 87b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang status_t result = getCameraInfo(data.readInt32(), &cameraInfo); 88b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang reply->writeInt32(cameraInfo.facing); 89b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang reply->writeInt32(cameraInfo.orientation); 90b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang reply->writeInt32(result); 91b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang return NO_ERROR; 92b8bb78f54b48868465a9d69d65fda08524ab5ae1Chih-Chung Chang } break; 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case CONNECT: { 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CHECK_INTERFACE(ICameraService, data, reply); 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<ICameraClient> cameraClient = interface_cast<ICameraClient>(data.readStrongBinder()); 96e25cc656392d8866e163f78b60c7791455d0fb44Chih-Chung Chang sp<ICamera> camera = connect(cameraClient, data.readInt32()); 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project reply->writeStrongBinder(camera->asBinder()); 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } break; 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return BBinder::onTransact(code, data, reply, flags); 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// ---------------------------------------------------------------------------- 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; // namespace android 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 109