CameraService.cpp revision e7ee7637747371635a85fedd24d2190bb1f38651
165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian/* 265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Copyright (C) 2008, The Android Open Source Project 465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Licensed under the Apache License, Version 2.0 (the "License"); 665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** you may not use this file except in compliance with the License. 765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** You may obtain a copy of the License at 865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** http://www.apache.org/licenses/LICENSE-2.0 1065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 1165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Unless required by applicable law or agreed to in writing, software 1265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** distributed under the License is distributed on an "AS IS" BASIS, 1365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** See the License for the specific language governing permissions and 1565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** limitations under the License. 1665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian*/ 1765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#define LOG_TAG "CameraService" 198951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev//#define LOG_NDEBUG 0 2065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <stdio.h> 2265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <sys/types.h> 2365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <pthread.h> 2465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 25ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala#include <binder/AppOpsManager.h> 2665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <binder/IPCThreadState.h> 2765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <binder/IServiceManager.h> 2865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <binder/MemoryBase.h> 2965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <binder/MemoryHeapBase.h> 3065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <cutils/atomic.h> 31b5ca4618a722a21f084fe8bfc1c2992749ccd3f0Nipun Kwatra#include <cutils/properties.h> 32df712ea86e6350f7005a02ab0e1c60c28a343ed0Mathias Agopian#include <gui/Surface.h> 3365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <hardware/hardware.h> 3465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/AudioSystem.h> 3565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/mediaplayer.h> 3665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Errors.h> 3765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Log.h> 3865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/String16.h> 3965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include "CameraService.h" 415e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala#include "CameraClient.h" 4261ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala#include "Camera2Client.h" 43985fd30a10f6fec4293f071fd258c4726cff5a3dIgor Murashkin#include "ProCamera2Client.h" 44e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin#include "photography/CameraDeviceClient.h" 4565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopiannamespace android { 4765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 4965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// Logging support -- this is for debugging only 5065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// Use "adb shell dumpsys media.camera -v 1" to change it. 515e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvalavolatile int32_t gLogLevel = 0; 5265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 53b8a805261bf0282e992d3608035e47d05a898710Steve Block#define LOG1(...) ALOGD_IF(gLogLevel >= 1, __VA_ARGS__); 54b8a805261bf0282e992d3608035e47d05a898710Steve Block#define LOG2(...) ALOGD_IF(gLogLevel >= 2, __VA_ARGS__); 5565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 5665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic void setLogLevel(int level) { 5765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(level, &gLogLevel); 5865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 5965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 6165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic int getCallingPid() { 6365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return IPCThreadState::self()->getCallingPid(); 6465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 6565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic int getCallingUid() { 6765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return IPCThreadState::self()->getCallingUid(); 6865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 6965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 70cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkinextern "C" { 71cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkinstatic void camera_device_status_change( 72cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin const struct camera_module_callbacks* callbacks, 73cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int camera_id, 74cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int new_status) { 75cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin sp<CameraService> cs = const_cast<CameraService*>( 76cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin static_cast<const CameraService*>(callbacks)); 77cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 78cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin cs->onDeviceStatusChanged( 79cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin camera_id, 80cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin new_status); 81cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} 82cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} // extern "C" 83cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 8465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 8565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 8665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// This is ugly and only safe if we never re-create the CameraService, but 8765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// should be ok for now. 8865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic CameraService *gCameraService; 8965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 9065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::CameraService() 91ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala :mSoundRef(0), mModule(0) 9265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 93df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("CameraService started (pid=%d)", getpid()); 948951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev gCameraService = this; 95bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 96bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (size_t i = 0; i < MAX_CAMERAS; ++i) { 97cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mStatusList[i] = ICameraServiceListener::STATUS_PRESENT; 98bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 99cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 100cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin this->camera_device_status_change = android::camera_device_status_change; 1018951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev} 10265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1038951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchevvoid CameraService::onFirstRef() 1048951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev{ 105634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::onFirstRef"); 106634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1078951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev BnCameraService::onFirstRef(); 10865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1098951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (hw_get_module(CAMERA_HARDWARE_MODULE_ID, 1108951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev (const hw_module_t **)&mModule) < 0) { 11129357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not load camera HAL module"); 1128951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = 0; 1138951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 1148951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev else { 115c0dd54f1a77fb94ae69cc3ac5944d718bb6caa28Alex Ray ALOGI("Loaded \"%s\" camera module", mModule->common.name); 1168951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = mModule->get_number_of_cameras(); 1178951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (mNumberOfCameras > MAX_CAMERAS) { 11829357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Number of cameras(%d) > MAX_CAMERAS(%d).", 1198951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras, MAX_CAMERAS); 1208951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = MAX_CAMERAS; 1218951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 1228951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev for (int i = 0; i < mNumberOfCameras; i++) { 1238951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev setCameraFree(i); 1248951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 125cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 126cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (mModule->common.module_api_version >= 127cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin CAMERA_MODULE_API_VERSION_2_1) { 128cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mModule->set_callbacks(this); 129cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 13065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 13165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 13265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 13365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::~CameraService() { 13465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < mNumberOfCameras; i++) { 13565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mBusy[i]) { 13629357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("camera %d is still in use in destructor!", i); 13765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 13865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 13965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian gCameraService = NULL; 14165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 14265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 143cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkinvoid CameraService::onDeviceStatusChanged(int cameraId, 144cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int newStatus) 145cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin{ 146cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGI("%s: Status changed for cameraId=%d, newStatus=%d", __FUNCTION__, 147cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin cameraId, newStatus); 148cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 149cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (cameraId < 0 || cameraId >= MAX_CAMERAS) { 150cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGE("%s: Bad camera ID %d", __FUNCTION__, cameraId); 151cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return; 152cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 153cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 154cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if ((int)getStatus(cameraId) == newStatus) { 155cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGE("%s: State transition to the same status 0x%x not allowed", 156cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin __FUNCTION__, (uint32_t)newStatus); 157cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return; 158cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 159cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 160cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* don't do this in updateStatus 161cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin since it is also called from connect and we could get into a deadlock */ 162cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (newStatus == CAMERA_DEVICE_STATUS_NOT_PRESENT) { 163cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Vector<sp<BasicClient> > clientsToDisconnect; 164cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin { 165cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Mutex::Autolock al(mServiceLock); 166cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 167cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* Find all clients that we need to disconnect */ 168e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client = mClient[cameraId].promote(); 169cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (client.get() != NULL) { 170cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin clientsToDisconnect.push_back(client); 171cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 172cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 173cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int i = cameraId; 174cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin for (size_t j = 0; j < mProClientList[i].size(); ++j) { 175cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin sp<ProClient> cl = mProClientList[i][j].promote(); 176cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (cl != NULL) { 177cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin clientsToDisconnect.push_back(cl); 178cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 179cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 180cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 181cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 182cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* now disconnect them. don't hold the lock 183cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin or we can get into a deadlock */ 184cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 185cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin for (size_t i = 0; i < clientsToDisconnect.size(); ++i) { 186cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin sp<BasicClient> client = clientsToDisconnect[i]; 187cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 188cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin client->disconnect(); 189cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /** 190cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin * The remote app will no longer be able to call methods on the 191cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin * client since the client PID will be reset to 0 192cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin */ 193cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 194cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 195cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGV("%s: After unplug, disconnected %d clients", 196cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin __FUNCTION__, clientsToDisconnect.size()); 197cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 198cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 199cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin updateStatus( 200cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin static_cast<ICameraServiceListener::Status>(newStatus), cameraId); 201cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 202cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} 203cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 20465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianint32_t CameraService::getNumberOfCameras() { 20565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mNumberOfCameras; 20665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 20765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 20865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::getCameraInfo(int cameraId, 20965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian struct CameraInfo* cameraInfo) { 2108951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (!mModule) { 2118951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev return NO_INIT; 2128951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 2138951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 21465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) { 21565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return BAD_VALUE; 21665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 21765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2188951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev struct camera_info info; 2198951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev status_t rc = mModule->get_camera_info(cameraId, &info); 2208951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev cameraInfo->facing = info.facing; 2218951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev cameraInfo->orientation = info.orientation; 2228951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev return rc; 22365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 22465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 225634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinint CameraService::getDeviceVersion(int cameraId, int* facing) { 226634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin struct camera_info info; 227634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (mModule->get_camera_info(cameraId, &info) != OK) { 228634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return -1; 229634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 230634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 231634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int deviceVersion; 232634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (mModule->common.module_api_version >= CAMERA_MODULE_API_VERSION_2_0) { 233634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin deviceVersion = info.device_version; 234634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else { 235634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin deviceVersion = CAMERA_DEVICE_API_VERSION_1_0; 236634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 237634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 238634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (facing) { 239634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin *facing = info.facing; 240634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 241634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 242634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return deviceVersion; 243634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 244634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 245bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinbool CameraService::isValidCameraId(int cameraId) { 246bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin int facing; 247bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 248bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 249bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin switch(deviceVersion) { 250bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 251bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 252bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 253bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_3_0: 254bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return true; 255bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin default: 256bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return false; 257bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 258bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 259bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return false; 260bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 261bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 262e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkinbool CameraService::validateConnect(int cameraId, 263e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin /*inout*/ 264e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int& clientUid) const { 265ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 26665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 2675861a9a98c641261c4807c976c750e4611b3a57dTyler Luu 268ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (clientUid == USE_CALLING_UID) { 269ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientUid = getCallingUid(); 270ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } else { 271ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // We only trust our own process to forward client UIDs 272ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (callingPid != getpid()) { 273ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGE("CameraService::connect X (pid %d) rejected (don't trust clientUid)", 274ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala callingPid); 275e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 276ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 277ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 27865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2798951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (!mModule) { 28029357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Camera HAL module not loaded"); 281e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 2828951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 2838951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 28465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) { 28529357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("CameraService::connect X (pid %d) rejected (invalid cameraId %d).", 28665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian callingPid, cameraId); 287e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 28865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 28965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 290a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li char value[PROPERTY_VALUE_MAX]; 291a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li property_get("sys.secpolicy.camera.disabled", value, "0"); 292a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li if (strcmp(value, "1") == 0) { 293a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li // Camera is disabled by DevicePolicyManager. 294df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("Camera is disabled. connect X (pid %d) rejected", callingPid); 295e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 296a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li } 297a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li 298cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ICameraServiceListener::Status currentStatus = getStatus(cameraId); 299cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (currentStatus == ICameraServiceListener::STATUS_NOT_PRESENT) { 300cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGI("Camera is not plugged in," 301cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin " connect X (pid %d) rejected", callingPid); 302cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return false; 303cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } else if (currentStatus == ICameraServiceListener::STATUS_ENUMERATING) { 304cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGI("Camera is enumerating," 305cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin " connect X (pid %d) rejected", callingPid); 306cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return false; 307cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 308cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // Else don't check for STATUS_NOT_AVAILABLE. 309cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // -- It's done implicitly in canConnectUnsafe /w the mBusy array 310cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 311e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return true; 312e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin} 313e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 314e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkinbool CameraService::canConnectUnsafe(int cameraId, 315e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const String16& clientPackageName, 316e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const sp<IBinder>& remoteCallback, 317e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> &client) { 318e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin String8 clientName8(clientPackageName); 319e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int callingPid = getCallingPid(); 320e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 32108ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (mClient[cameraId] != 0) { 32208ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li client = mClient[cameraId].promote(); 32308ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (client != 0) { 324e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (remoteCallback == client->getRemote()) { 32508ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li LOG1("CameraService::connect X (pid %d) (the same client)", 32608ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li callingPid); 327e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return true; 32808ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li } else { 329e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin // TODOSC: need to support 1 regular client, 330e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin // multiple shared clients here 331e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin ALOGW("CameraService::connect X (pid %d) rejected" 332e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin " (existing client).", callingPid); 333e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 3342fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li } 3352fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li } 33608ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li mClient[cameraId].clear(); 33708ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li } 33808ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li 339634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin /* 340634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mBusy is set to false as the last step of the Client destructor, 341634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin after which it is guaranteed that the Client destructor has finished ( 342634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin including any inherited destructors) 343634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 344634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin We only need this for a Client subclasses since we don't allow 345634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin multiple Clents to be opened concurrently, but multiple BasicClient 346634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin would be fine 347634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin */ 34808ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (mBusy[cameraId]) { 349ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGW("CameraService::connect X (pid %d, \"%s\") rejected" 350ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala " (camera %d is still busy).", callingPid, 351ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientName8.string(), cameraId); 352e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 353e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 354e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 355e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return true; 356e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin} 357e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 358e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkinsp<ICamera> CameraService::connect( 359e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const sp<ICameraClient>& cameraClient, 360e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int cameraId, 361e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const String16& clientPackageName, 362e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int clientUid) { 363e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 364e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin String8 clientName8(clientPackageName); 365e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int callingPid = getCallingPid(); 366e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 367e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin LOG1("CameraService::connect E (pid %d \"%s\", id %d)", callingPid, 368e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin clientName8.string(), cameraId); 369e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 370e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin if (!validateConnect(cameraId, /*inout*/clientUid)) { 371e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return NULL; 372e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 373e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 374e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 375e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<Client> client; 376acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin { 377acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin Mutex::Autolock lock(mServiceLock); 378e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> clientTmp; 379acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin if (!canConnectUnsafe(cameraId, clientPackageName, 380acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraClient->asBinder(), 381e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin /*out*/clientTmp)) { 382acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 383acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } else if (client.get() != NULL) { 384e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return static_cast<Client*>(clientTmp.get()); 385acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 38665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 387acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int facing = -1; 388acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 389634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 390acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // If there are other non-exclusive users of the camera, 391acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // this will tear them down before we can reuse the camera 392acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin if (isValidCameraId(cameraId)) { 393cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // transition from PRESENT -> NOT_AVAILABLE 394acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin updateStatus(ICameraServiceListener::STATUS_NOT_AVAILABLE, 395acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraId); 396acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 397bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 398acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin switch(deviceVersion) { 399acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 400acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin client = new CameraClient(this, cameraClient, 401acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin clientPackageName, cameraId, 402acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin facing, callingPid, clientUid, getpid()); 403acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 404acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 405acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 406acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_3_0: 407acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin client = new Camera2Client(this, cameraClient, 408acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin clientPackageName, cameraId, 409acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin facing, callingPid, clientUid, getpid(), 410acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin deviceVersion); 411acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 412acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case -1: 413acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Invalid camera id %d", cameraId); 414acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 415acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin default: 416acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Unknown camera device HAL version: %d", deviceVersion); 417acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 418acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 4198951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 420e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!connectFinishUnsafe(client, 421e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin client->getRemote())) { 422acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // this is probably not recoverable.. maybe the client can try again 423cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // OK: we can only get here if we were originally in PRESENT state 424cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin updateStatus(ICameraServiceListener::STATUS_PRESENT, cameraId); 425bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 426acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 427acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 428634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 429acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin mClient[cameraId] = client; 430acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin LOG1("CameraService::connect X (id %d, this pid is %d)", cameraId, 431acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin getpid()); 432acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 433acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // important: release the mutex here so the client can call back 434acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // into the service from its destructor (can be at the end of the call) 435bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 436634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return client; 437634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 438634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 439e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkinbool CameraService::connectFinishUnsafe(const sp<BasicClient>& client, 440e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin const sp<IBinder>& remoteCallback) { 441e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin if (client->initialize(mModule) != OK) { 442e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 443e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 444e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 445e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin remoteCallback->linkToDeath(this); 446e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 447e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return true; 448e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin} 449e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 450634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<IProCameraUser> CameraService::connect( 451634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin const sp<IProCameraCallbacks>& cameraCb, 452c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin int cameraId, 453c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin const String16& clientPackageName, 454c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin int clientUid) 455634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 456bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin String8 clientName8(clientPackageName); 457634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int callingPid = getCallingPid(); 458634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 459e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin LOG1("CameraService::connectPro E (pid %d \"%s\", id %d)", callingPid, 460e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin clientName8.string(), cameraId); 461634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 462e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin if (!validateConnect(cameraId, /*inout*/clientUid)) { 463634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return NULL; 46461ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala } 46561ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 466acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin sp<ProClient> client; 467e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin { 468acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin Mutex::Autolock lock(mServiceLock); 469acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin { 470e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client; 471acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin if (!canConnectUnsafe(cameraId, clientPackageName, 472acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraCb->asBinder(), 473acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin /*out*/client)) { 474acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 475acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 476e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 477634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 478acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int facing = -1; 479acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 480634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 481acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin switch(deviceVersion) { 482acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 483acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Camera id %d uses HALv1, doesn't support ProCamera", 484acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraId); 485acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 486acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 487acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 488acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 489acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin client = new ProCamera2Client(this, cameraCb, String16(), 490acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraId, facing, callingPid, USE_CALLING_UID, getpid()); 491acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 492acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case -1: 493acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Invalid camera id %d", cameraId); 494acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 495acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin default: 496acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Unknown camera device HAL version: %d", deviceVersion); 497acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 498acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 4995861a9a98c641261c4807c976c750e4611b3a57dTyler Luu 500e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!connectFinishUnsafe(client, client->getRemote())) { 501acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 502acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 503f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 504acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin mProClientList[cameraId].push(client); 505634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 506acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin LOG1("CameraService::connectPro X (id %d, this pid is %d)", cameraId, 507acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin getpid()); 508acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 509acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // important: release the mutex here so the client can call back 510acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // into the service from its destructor (can be at the end of the call) 511e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 51265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return client; 513bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 514634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 515e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkinsp<ICameraDeviceUser> CameraService::connect( 516e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin const sp<ICameraDeviceCallbacks>& cameraCb, 517e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int cameraId, 518e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin const String16& clientPackageName, 519e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int clientUid) 520e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin{ 521e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // TODO: this function needs to return status_t 522e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // so that we have an error code when things go wrong and the client is NULL 523e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 524e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin String8 clientName8(clientPackageName); 525e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int callingPid = getCallingPid(); 526e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 527e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin LOG1("CameraService::connectDevice E (pid %d \"%s\", id %d)", callingPid, 528e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin clientName8.string(), cameraId); 529e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 530e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!validateConnect(cameraId, /*inout*/clientUid)) { 531e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 532e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 533e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 534e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<CameraDeviceClient> client; 535e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin { 536e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin Mutex::Autolock lock(mServiceLock); 537e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin { 538e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client; 539e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!canConnectUnsafe(cameraId, clientPackageName, 540e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraCb->asBinder(), 541e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin /*out*/client)) { 542e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 543e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 544e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 545e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 546e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int facing = -1; 547e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 548e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 549e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // If there are other non-exclusive users of the camera, 550e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // this will tear them down before we can reuse the camera 551e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (isValidCameraId(cameraId)) { 552e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // transition from PRESENT -> NOT_AVAILABLE 553e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin updateStatus(ICameraServiceListener::STATUS_NOT_AVAILABLE, 554e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraId); 555e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 556e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 557e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin switch(deviceVersion) { 558e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 559e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin ALOGE("Camera id %d uses old HAL, doesn't support CameraDevice", 560e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraId); 561e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 562e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin break; 563e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // TODO: don't allow 2.0 Only allow 2.1 and higher 564e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 565e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 566e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_3_0: 567e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin client = new CameraDeviceClient(this, cameraCb, String16(), 568e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraId, facing, callingPid, USE_CALLING_UID, getpid()); 569e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin break; 570e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case -1: 571e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin ALOGE("Invalid camera id %d", cameraId); 572e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 573e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin default: 574e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin ALOGE("Unknown camera device HAL version: %d", deviceVersion); 575e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 576e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 577e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 578e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!connectFinishUnsafe(client, client->getRemote())) { 579e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // this is probably not recoverable.. maybe the client can try again 580e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // OK: we can only get here if we were originally in PRESENT state 581e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin updateStatus(ICameraServiceListener::STATUS_PRESENT, cameraId); 582e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 583e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 584e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 585e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin LOG1("CameraService::connectDevice X (id %d, this pid is %d)", cameraId, 586e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin getpid()); 587e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 588e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin mClient[cameraId] = client; 589e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 590e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // important: release the mutex here so the client can call back 591e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // into the service from its destructor (can be at the end of the call) 592e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 593e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return client; 594e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin} 595e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 596e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 597bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinstatus_t CameraService::addListener( 598bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin const sp<ICameraServiceListener>& listener) { 599bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGV("%s: Add listener %p", __FUNCTION__, listener.get()); 600634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 601bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Mutex::Autolock lock(mServiceLock); 602bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 603bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<sp<ICameraServiceListener> >::iterator it, end; 604bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = mListenerList.begin(); it != mListenerList.end(); ++it) { 605bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if ((*it)->asBinder() == listener->asBinder()) { 606bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGW("%s: Tried to add listener %p which was already subscribed", 607bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin __FUNCTION__, listener.get()); 608bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return ALREADY_EXISTS; 609bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 610bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 611bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 612bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin mListenerList.push_back(listener); 613bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 614cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* Immediately signal current status to this listener only */ 615cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin { 616cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Mutex::Autolock m(mStatusMutex) ; 617cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int numCams = getNumberOfCameras(); 618cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin for (int i = 0; i < numCams; ++i) { 619cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin listener->onStatusChanged(mStatusList[i], i); 620cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 621cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 622cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 623bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return OK; 624bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 625bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinstatus_t CameraService::removeListener( 626bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin const sp<ICameraServiceListener>& listener) { 627bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGV("%s: Remove listener %p", __FUNCTION__, listener.get()); 628bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 629bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Mutex::Autolock lock(mServiceLock); 630bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 631bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<sp<ICameraServiceListener> >::iterator it; 632bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = mListenerList.begin(); it != mListenerList.end(); ++it) { 633bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if ((*it)->asBinder() == listener->asBinder()) { 634bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin mListenerList.erase(it); 635bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return OK; 636bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 637bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 638bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 639bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGW("%s: Tried to remove a listener %p which was not subscribed", 640bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin __FUNCTION__, listener.get()); 641bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 642bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return BAD_VALUE; 64365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 64465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 645634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinvoid CameraService::removeClientByRemote(const wp<IBinder>& remoteBinder) { 64665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 647634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::removeClientByRemote E (pid %d)", callingPid); 64865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 649ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Declare this before the lock to make absolutely sure the 650ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // destructor won't be called with the lock held. 651ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin Mutex::Autolock lock(mServiceLock); 652ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 653ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin int outIndex; 654e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client = findClientUnsafe(remoteBinder, outIndex); 655ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 656ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin if (client != 0) { 657ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Found our camera, clear and leave. 658ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin LOG1("removeClient: clear camera %d", outIndex); 659ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin mClient[outIndex].clear(); 66065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 661e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin client->getRemote()->unlinkToDeath(this); 662634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else { 663634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 664634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clientPro = findProClientUnsafe(remoteBinder); 665634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 666634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (clientPro != NULL) { 667634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // Found our camera, clear and leave. 668634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("removeClient: clear pro %p", clientPro.get()); 669634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 670634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin clientPro->getRemoteCallback()->asBinder()->unlinkToDeath(this); 671634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 672634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 673634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 674634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::removeClientByRemote X (pid %d)", callingPid); 675634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 676634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 677634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<CameraService::ProClient> CameraService::findProClientUnsafe( 678634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin const wp<IBinder>& cameraCallbacksRemote) 679634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 680634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clientPro; 681634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 682634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (int i = 0; i < mNumberOfCameras; ++i) { 683634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin Vector<size_t> removeIdx; 684634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 685634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (size_t j = 0; j < mProClientList[i].size(); ++j) { 686634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin wp<ProClient> cl = mProClientList[i][j]; 687634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 688634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clStrong = cl.promote(); 689634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (clStrong != NULL && clStrong->getRemote() == cameraCallbacksRemote) { 690634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin clientPro = clStrong; 691634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin break; 692634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else if (clStrong == NULL) { 693634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // mark to clean up dead ptr 694634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin removeIdx.push(j); 695634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 696634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 697634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 698634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // remove stale ptrs (in reverse so the indices dont change) 699634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (ssize_t j = (ssize_t)removeIdx.size() - 1; j >= 0; --j) { 700634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mProClientList[i].removeAt(removeIdx[j]); 701634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 702634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 703ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin } 704ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 705634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return clientPro; 706ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 707ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 708e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkinsp<CameraService::BasicClient> CameraService::findClientUnsafe( 709294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin const wp<IBinder>& cameraClient, int& outIndex) { 710e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client; 711ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 712ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin for (int i = 0; i < mNumberOfCameras; i++) { 71365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 71465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // This happens when we have already disconnected (or this is 71565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // just another unused camera). 71665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mClient[i] == 0) continue; 71765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 71865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Promote mClient. It can fail if we are called from this path: 719634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // Client::~Client() -> disconnect() -> removeClientByRemote(). 72065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian client = mClient[i].promote(); 72165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 722ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Clean up stale client entry 723ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin if (client == NULL) { 72465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mClient[i].clear(); 72565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian continue; 72665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 72765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 728e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (cameraClient == client->getRemote()) { 729ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Found our camera 730ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin outIndex = i; 731ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return client; 73265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 73365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 73465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 735ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin outIndex = -1; 736ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return NULL; 73765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 73865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 739e7ee7637747371635a85fedd24d2190bb1f38651Igor MurashkinCameraService::BasicClient* CameraService::getClientByIdUnsafe(int cameraId) { 74065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) return NULL; 741d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return mClient[cameraId].unsafe_get(); 742d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park} 743d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 744d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkMutex* CameraService::getClientLockById(int cameraId) { 745d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (cameraId < 0 || cameraId >= mNumberOfCameras) return NULL; 746d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return &mClientLock[cameraId]; 74765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 74865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 749634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<CameraService::BasicClient> CameraService::getClientByRemote( 750294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin const wp<IBinder>& cameraClient) { 751ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 752ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Declare this before the lock to make absolutely sure the 753ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // destructor won't be called with the lock held. 754634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<BasicClient> client; 755ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 756ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin Mutex::Autolock lock(mServiceLock); 757ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 758ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin int outIndex; 759ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin client = findClientUnsafe(cameraClient, outIndex); 760ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 761ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return client; 762ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 763ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 76465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::onTransact( 76565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) { 76665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Permission checks 76765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian switch (code) { 76865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian case BnCameraService::CONNECT: 769634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin case BnCameraService::CONNECT_PRO: 77065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int pid = getCallingPid(); 77165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int self_pid = getpid(); 77265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (pid != self_pid) { 77365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // we're called from a different process, do the real check 77465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!checkCallingPermission( 77565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String16("android.permission.CAMERA"))) { 77665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int uid = getCallingUid(); 77729357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Permission Denial: " 77865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian "can't use the camera pid=%d, uid=%d", pid, uid); 77965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return PERMISSION_DENIED; 78065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 78165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 78265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 78365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 78465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 78565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return BnCameraService::onTransact(code, data, reply, flags); 78665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 78765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 78865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// The reason we need this busy bit is a new CameraService::connect() request 78965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// may come in while the previous Client's destructor has not been run or is 79065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// still running. If the last strong reference of the previous Client is gone 79165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// but the destructor has not been finished, we should not allow the new Client 79265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// to be created because we need to wait for the previous Client to tear down 79365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// the hardware first. 79465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::setCameraBusy(int cameraId) { 79565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(1, &mBusy[cameraId]); 796ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 797ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("setCameraBusy cameraId=%d", cameraId); 79865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 79965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 80065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::setCameraFree(int cameraId) { 80165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(0, &mBusy[cameraId]); 802ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 803ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("setCameraFree cameraId=%d", cameraId); 80465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 80565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 80665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// We share the media players for shutter and recording sound for all clients. 80765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// A reference count is kept to determine when we will actually release the 80865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// media players. 80965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 810ff4f55c8d77e276dbcceedb4e560ca1d91ba38baChih-Chung ChangMediaPlayer* CameraService::newMediaPlayer(const char *file) { 81165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian MediaPlayer* mp = new MediaPlayer(); 81265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mp->setDataSource(file, NULL) == NO_ERROR) { 81360a78ac9535878984b0777788760b9ee7465c5e6Eino-Ville Talvala mp->setAudioStreamType(AUDIO_STREAM_ENFORCED_AUDIBLE); 81465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mp->prepare(); 81565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 81629357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Failed to load CameraService sounds: %s", file); 81765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return NULL; 81865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 81965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mp; 82065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 82165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 82265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::loadSound() { 82365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 82465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("CameraService::loadSound ref=%d", mSoundRef); 82565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mSoundRef++) return; 82665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 82765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[SOUND_SHUTTER] = newMediaPlayer("/system/media/audio/ui/camera_click.ogg"); 82865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[SOUND_RECORDING] = newMediaPlayer("/system/media/audio/ui/VideoRecord.ogg"); 82965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 83065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 83165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::releaseSound() { 83265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 83365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("CameraService::releaseSound ref=%d", mSoundRef); 83465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (--mSoundRef) return; 83565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 83665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < NUM_SOUNDS; i++) { 83765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mSoundPlayer[i] != 0) { 83865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[i]->disconnect(); 83965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[i].clear(); 84065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 84165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 84265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 84365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 84465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::playSound(sound_kind kind) { 84565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("playSound(%d)", kind); 84665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 84765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<MediaPlayer> player = mSoundPlayer[kind]; 84865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (player != 0) { 8498888a75f01d904541e409e858d23e4150ace34b6Chih-Chung Chang player->seekTo(0); 8508888a75f01d904541e409e858d23e4150ace34b6Chih-Chung Chang player->start(); 85165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 85265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 85365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 85465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 85565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 85665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::Client::Client(const sp<CameraService>& cameraService, 857b7a67942823e8339eb298238f117aaa6d7b63111Wu-cheng Li const sp<ICameraClient>& cameraClient, 858ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 859ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, int cameraFacing, 860ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, uid_t clientUid, 861ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid) : 862634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin CameraService::BasicClient(cameraService, cameraClient->asBinder(), 863ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPackageName, 864ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala cameraId, cameraFacing, 865ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPid, clientUid, 866ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala servicePid) 867634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 86865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 8692fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li LOG1("Client::Client E (pid %d, id %d)", callingPid, cameraId); 87065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 87144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mRemoteCallback = cameraClient; 8725e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala 87365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian cameraService->setCameraBusy(cameraId); 87465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian cameraService->loadSound(); 875ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 8762fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li LOG1("Client::Client X (pid %d, id %d)", callingPid, cameraId); 87765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 87865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 87965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// tear down the client 88065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::Client::~Client() { 881d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("~Client"); 882634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = true; 883634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 884f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala mCameraService->releaseSound(); 885036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin // unconditionally disconnect. function is idempotent 886036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin Client::disconnect(); 88765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 88865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 889634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::BasicClient::BasicClient(const sp<CameraService>& cameraService, 890ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const sp<IBinder>& remoteCallback, 891ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 892ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, int cameraFacing, 893ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, uid_t clientUid, 894ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid): 895ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName(clientPackageName) 896634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 897634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraService = cameraService; 89844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mRemoteBinder = remoteCallback; 899634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraId = cameraId; 900634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraFacing = cameraFacing; 901634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mClientPid = clientPid; 902ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid = clientUid; 903634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mServicePid = servicePid; 904ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = false; 905634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = false; 906634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 907634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 908634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::BasicClient::~BasicClient() { 909d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("~BasicClient"); 910634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = true; 911634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 912634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 913634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinvoid CameraService::BasicClient::disconnect() { 914d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("BasicClient::disconnect"); 91544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mCameraService->removeClientByRemote(mRemoteBinder); 916cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // client shouldn't be able to call into us anymore 917cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mClientPid = 0; 918634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 919634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 920ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalastatus_t CameraService::BasicClient::startCameraOps() { 921ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int32_t res; 922ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 923ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsCallback = new OpsCallback(this); 924ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 925e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin { 926e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin ALOGV("%s: Start camera ops, package name = %s, client UID = %d", 927e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin __FUNCTION__, String8(mClientPackageName).string(), mClientUid); 928e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 929e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 930ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.startWatchingMode(AppOpsManager::OP_CAMERA, 931ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName, mOpsCallback); 932ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res = mAppOpsManager.startOp(AppOpsManager::OP_CAMERA, 933ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid, mClientPackageName); 934ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 935ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (res != AppOpsManager::MODE_ALLOWED) { 936ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGI("Camera %d: Access for \"%s\" has been revoked", 937ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mCameraId, String8(mClientPackageName).string()); 938ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return PERMISSION_DENIED; 939ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 940ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = true; 941ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return OK; 942ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 943ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 944ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalastatus_t CameraService::BasicClient::finishCameraOps() { 945ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (mOpsActive) { 946ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.finishOp(AppOpsManager::OP_CAMERA, mClientUid, 947ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName); 948ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = false; 949ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 950ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.stopWatchingMode(mOpsCallback); 951ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsCallback.clear(); 952ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 953ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return OK; 954ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 955ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 956ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::BasicClient::opChanged(int32_t op, const String16& packageName) { 957ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala String8 name(packageName); 958ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala String8 myName(mClientPackageName); 959ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 960ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (op != AppOpsManager::OP_CAMERA) { 961ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGW("Unexpected app ops notification received: %d", op); 962ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return; 963ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 964ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 965ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int32_t res; 966ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res = mAppOpsManager.checkOp(AppOpsManager::OP_CAMERA, 967ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid, mClientPackageName); 968ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGV("checkOp returns: %d, %s ", res, 969ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_ALLOWED ? "ALLOWED" : 970ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_IGNORED ? "IGNORED" : 971ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_ERRORED ? "ERRORED" : 972ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala "UNKNOWN"); 973ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 974ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (res != AppOpsManager::MODE_ALLOWED) { 975ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGI("Camera %d: Access for \"%s\" revoked", mCameraId, 976ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala myName.string()); 977ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // Reset the client PID to allow server-initiated disconnect, 978ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // and to prevent further calls by client. 979ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPid = getCallingPid(); 980ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala notifyError(); 981ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala disconnect(); 982ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 983ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 984ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 98565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 98665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 987d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkMutex* CameraService::Client::getClientLockFromCookie(void* user) { 988d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return gCameraService->getClientLockById((int) user); 989d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park} 990d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 991d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park// Provide client pointer for callbacks. Client lock returned from getClientLockFromCookie should 992d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park// be acquired for this to be safe 993d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkCameraService::Client* CameraService::Client::getClientFromCookie(void* user) { 994e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin BasicClient *basicClient = gCameraService->getClientByIdUnsafe((int) user); 995e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // OK: only CameraClient calls this, and they already cast anyway. 996e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin Client* client = static_cast<Client*>(basicClient); 99765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 99865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // This could happen if the Client is in the process of shutting down (the 99965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // last strong reference is gone, but the destructor hasn't finished 100065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // stopping the hardware). 1001d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (client == NULL) return NULL; 1002d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 1003d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park // destruction already started, so should not be accessed 1004d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (client->mDestructionStarted) return NULL; 100565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 100665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return client; 100765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 100865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1009ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::Client::notifyError() { 101044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mRemoteCallback->notifyCallback(CAMERA_MSG_ERROR, CAMERA_ERROR_RELEASED, 0); 1011ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1012ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1013036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin// NOTE: function is idempotent 10145e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvalavoid CameraService::Client::disconnect() { 1015d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("Client::disconnect"); 1016634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin BasicClient::disconnect(); 10175e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala mCameraService->setCameraFree(mCameraId); 101893747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 101993747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin StatusVector rejectSourceStates; 102093747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin rejectSourceStates.push_back(ICameraServiceListener::STATUS_NOT_PRESENT); 102193747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin rejectSourceStates.push_back(ICameraServiceListener::STATUS_ENUMERATING); 102293747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 102393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin // Transition to PRESENT if the camera is not in either of above 2 states 1024cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mCameraService->updateStatus(ICameraServiceListener::STATUS_PRESENT, 102593747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin mCameraId, 102693747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin &rejectSourceStates); 1027e09591eff55fdff1868b32c3e046c62f800330fcWu-cheng Li} 1028e09591eff55fdff1868b32c3e046c62f800330fcWu-cheng Li 1029ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville TalvalaCameraService::Client::OpsCallback::OpsCallback(wp<BasicClient> client): 1030ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClient(client) { 1031ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1032ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1033ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::Client::OpsCallback::opChanged(int32_t op, 1034ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& packageName) { 1035ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala sp<BasicClient> client = mClient.promote(); 1036ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (client != NULL) { 1037ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala client->opChanged(op, packageName); 1038ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 1039ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1040ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 104165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 1042634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// IProCamera 1043634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// ---------------------------------------------------------------------------- 1044634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1045634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::ProClient::ProClient(const sp<CameraService>& cameraService, 1046ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const sp<IProCameraCallbacks>& remoteCallback, 1047ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 1048ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, 1049ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraFacing, 1050ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, 1051ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala uid_t clientUid, 1052ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid) 1053ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala : CameraService::BasicClient(cameraService, remoteCallback->asBinder(), 1054ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPackageName, cameraId, cameraFacing, 1055ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPid, clientUid, servicePid) 1056634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 1057634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mRemoteCallback = remoteCallback; 1058634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 1059634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1060634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::ProClient::~ProClient() { 1061634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 1062634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1063ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::ProClient::notifyError() { 1064e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin mRemoteCallback->notifyCallback(CAMERA_MSG_ERROR, CAMERA_ERROR_RELEASED, 0); 1065ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1066ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1067634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// ---------------------------------------------------------------------------- 106865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 106965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic const int kDumpLockRetries = 50; 107065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic const int kDumpLockSleep = 60000; 107165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 107265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic bool tryLock(Mutex& mutex) 107365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 107465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool locked = false; 107565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < kDumpLockRetries; ++i) { 107665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mutex.tryLock() == NO_ERROR) { 107765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian locked = true; 107865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 107965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 108065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian usleep(kDumpLockSleep); 108165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 108265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return locked; 108365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 108465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 108565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::dump(int fd, const Vector<String16>& args) { 108665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String8 result; 108765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (checkCallingPermission(String16("android.permission.DUMP")) == false) { 1088611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala result.appendFormat("Permission Denial: " 108965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian "can't dump CameraService from pid=%d, uid=%d\n", 109065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian getCallingPid(), 109165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian getCallingUid()); 109265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian write(fd, result.string(), result.size()); 109365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 109465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool locked = tryLock(mServiceLock); 109565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // failed to lock - CameraService is probably deadlocked 109665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!locked) { 1097611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala result.append("CameraService may be deadlocked\n"); 1098f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 109965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 110065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 110165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool hasClient = false; 1102f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (!mModule) { 1103f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("No camera module available!\n"); 1104f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1105f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala return NO_ERROR; 1106f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1107f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 1108f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("Camera module HAL API version: 0x%x\n", 1109f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.hal_api_version); 1110f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module API version: 0x%x\n", 1111f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.module_api_version); 1112f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module name: %s\n", 1113f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.name); 1114f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module author: %s\n", 1115f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.author); 1116f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Number of camera devices: %d\n\n", mNumberOfCameras); 1117f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 111865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < mNumberOfCameras; i++) { 1119f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("Camera %d static information:\n", i); 1120f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala camera_info info; 1121f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 1122f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala status_t rc = mModule->get_camera_info(i, &info); 1123f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (rc != OK) { 1124f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Error reading static information!\n"); 1125f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1126f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 1127f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Facing: %s\n", 1128f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala info.facing == CAMERA_FACING_BACK ? "BACK" : "FRONT"); 1129f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Orientation: %d\n", info.orientation); 1130f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala int deviceVersion; 1131f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (mModule->common.module_api_version < 1132f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala CAMERA_MODULE_API_VERSION_2_0) { 1133f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala deviceVersion = CAMERA_DEVICE_API_VERSION_1_0; 1134f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 1135f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala deviceVersion = info.device_version; 1136f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1137f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Device version: 0x%x\n", deviceVersion); 1138f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (deviceVersion >= CAMERA_DEVICE_API_VERSION_2_0) { 1139f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Device static metadata:\n"); 1140f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1141428b77a2b94b74665a47375b3fdb893b98d71269Eino-Ville Talvala dump_indented_camera_metadata(info.static_camera_characteristics, 1142428b77a2b94b74665a47375b3fdb893b98d71269Eino-Ville Talvala fd, 2, 4); 1143f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 1144f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1145f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1146f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1147f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 1148e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client = mClient[i].promote(); 1149f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (client == 0) { 1150f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format(" Device is closed, no client instance\n"); 1151f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1152f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala continue; 1153f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 115465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian hasClient = true; 1155f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format(" Device is open. Client instance dump:\n"); 1156f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 11575e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala client->dump(fd, args); 115865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 115965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!hasClient) { 1160f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("\nNo active camera clients yet.\n"); 1161f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 116265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 116365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 116465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (locked) mServiceLock.unlock(); 116565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 116665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // change logging level 116765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int n = args.size(); 116865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i + 1 < n; i++) { 1169611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala String16 verboseOption("-v"); 1170611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala if (args[i] == verboseOption) { 117165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String8 levelStr(args[i+1]); 117265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int level = atoi(levelStr.string()); 1173f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("\nSetting log level to %d.\n", level); 117465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian setLogLevel(level); 1175f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 117665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 117765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 1178f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 117965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 118065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return NO_ERROR; 118165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 118265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1183ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin/*virtual*/void CameraService::binderDied( 1184ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin const wp<IBinder> &who) { 1185ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1186294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin /** 1187294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin * While tempting to promote the wp<IBinder> into a sp, 1188294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin * it's actually not supported by the binder driver 1189294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin */ 1190294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin 1191ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("java clients' binder died"); 1192ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1193634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<BasicClient> cameraClient = getClientByRemote(who); 1194ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1195294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin if (cameraClient == 0) { 1196ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("java clients' binder death already cleaned up (normal case)"); 1197ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return; 1198ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin } 1199ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1200ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGW("Disconnecting camera client %p since the binder for it " 1201ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin "died (this pid %d)", cameraClient.get(), getCallingPid()); 1202ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1203ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin cameraClient->disconnect(); 1204ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1205ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 1206ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1207bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinvoid CameraService::updateStatus(ICameraServiceListener::Status status, 120893747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin int32_t cameraId, 120993747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin const StatusVector *rejectSourceStates) { 1210bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin // do not lock mServiceLock here or can get into a deadlock from 1211bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin // connect() -> ProClient::disconnect -> updateStatus 1212bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Mutex::Autolock lock(mStatusMutex); 1213bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1214bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ICameraServiceListener::Status oldStatus = mStatusList[cameraId]; 1215bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1216bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin mStatusList[cameraId] = status; 1217bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1218bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if (oldStatus != status) { 1219bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGV("%s: Status has changed for camera ID %d from 0x%x to 0x%x", 1220bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin __FUNCTION__, cameraId, (uint32_t)oldStatus, (uint32_t)status); 1221bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1222cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (oldStatus == ICameraServiceListener::STATUS_NOT_PRESENT && 1223cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin (status != ICameraServiceListener::STATUS_PRESENT && 1224cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin status != ICameraServiceListener::STATUS_ENUMERATING)) { 1225cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 1226cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGW("%s: From NOT_PRESENT can only transition into PRESENT" 1227cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin " or ENUMERATING", __FUNCTION__); 1228cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mStatusList[cameraId] = oldStatus; 1229cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return; 1230cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 1231cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 123293747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin if (rejectSourceStates != NULL) { 123393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin const StatusVector &rejectList = *rejectSourceStates; 123493747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin StatusVector::const_iterator it = rejectList.begin(); 123593747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 123693747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin /** 123793747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin * Sometimes we want to conditionally do a transition. 123893747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin * For example if a client disconnects, we want to go to PRESENT 123993747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin * only if we weren't already in NOT_PRESENT or ENUMERATING. 124093747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin */ 124193747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin for (; it != rejectList.end(); ++it) { 124293747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin if (oldStatus == *it) { 124393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin ALOGV("%s: Rejecting status transition for Camera ID %d, " 124493747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin " since the source state was was in one of the bad " 124593747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin " states.", __FUNCTION__, cameraId); 124693747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin mStatusList[cameraId] = oldStatus; 124793747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin return; 124893747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin } 124993747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin } 125093747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin } 125193747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 1252bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin /** 1253bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin * ProClients lose their exclusive lock. 1254bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin * - Done before the CameraClient can initialize the HAL device, 1255bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin * since we want to be able to close it before they get to initialize 1256bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin */ 1257bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if (status == ICameraServiceListener::STATUS_NOT_AVAILABLE) { 1258bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<wp<ProClient> > proClients(mProClientList[cameraId]); 1259bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<wp<ProClient> >::const_iterator it; 1260bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1261bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = proClients.begin(); it != proClients.end(); ++it) { 1262bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin sp<ProClient> proCl = it->promote(); 1263bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if (proCl.get() != NULL) { 1264bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin proCl->onExclusiveLockStolen(); 1265bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1266bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1267bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1268bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1269bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<sp<ICameraServiceListener> >::const_iterator it; 1270bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = mListenerList.begin(); it != mListenerList.end(); ++it) { 1271bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin (*it)->onStatusChanged(status, cameraId); 1272bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1273bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1274bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 1275bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1276cba2c163555cd329f49d40658ea3ee902e94dda3Igor MurashkinICameraServiceListener::Status CameraService::getStatus(int cameraId) const { 1277cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (cameraId < 0 || cameraId >= MAX_CAMERAS) { 1278cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGE("%s: Invalid camera ID %d", __FUNCTION__, cameraId); 1279cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return ICameraServiceListener::STATUS_UNKNOWN; 1280cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 1281cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 1282cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Mutex::Autolock al(mStatusMutex); 1283cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return mStatusList[cameraId]; 1284cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} 1285cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 128665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; // namespace android 1287