CameraService.cpp revision 7b82efe7a376c882f8f938e1c41b8311a8cdda4a
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" 417b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api1/CameraClient.h" 427b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api1/Camera2Client.h" 437b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api_pro/ProCamera2Client.h" 447b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api2/CameraDeviceClient.h" 4598e24724fb77445d4d015a5fec4ecbd5b49abc9bIgor Murashkin#include "CameraDeviceFactory.h" 4665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopiannamespace android { 4865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 5065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// Logging support -- this is for debugging only 5165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// Use "adb shell dumpsys media.camera -v 1" to change it. 525e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvalavolatile int32_t gLogLevel = 0; 5365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 54b8a805261bf0282e992d3608035e47d05a898710Steve Block#define LOG1(...) ALOGD_IF(gLogLevel >= 1, __VA_ARGS__); 55b8a805261bf0282e992d3608035e47d05a898710Steve Block#define LOG2(...) ALOGD_IF(gLogLevel >= 2, __VA_ARGS__); 5665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 5765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic void setLogLevel(int level) { 5865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(level, &gLogLevel); 5965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 6065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 6265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic int getCallingPid() { 6465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return IPCThreadState::self()->getCallingPid(); 6565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 6665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic int getCallingUid() { 6865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return IPCThreadState::self()->getCallingUid(); 6965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 7065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 71cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkinextern "C" { 72cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkinstatic void camera_device_status_change( 73cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin const struct camera_module_callbacks* callbacks, 74cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int camera_id, 75cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int new_status) { 76cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin sp<CameraService> cs = const_cast<CameraService*>( 77cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin static_cast<const CameraService*>(callbacks)); 78cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 79cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin cs->onDeviceStatusChanged( 80cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin camera_id, 81cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin new_status); 82cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} 83cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} // extern "C" 84cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 8565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 8665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 8765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// This is ugly and only safe if we never re-create the CameraService, but 8865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// should be ok for now. 8965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic CameraService *gCameraService; 9065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 9165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::CameraService() 92ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala :mSoundRef(0), mModule(0) 9365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 94df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("CameraService started (pid=%d)", getpid()); 958951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev gCameraService = this; 96bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 97bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (size_t i = 0; i < MAX_CAMERAS; ++i) { 98cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mStatusList[i] = ICameraServiceListener::STATUS_PRESENT; 99bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 100cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 101cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin this->camera_device_status_change = android::camera_device_status_change; 1028951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev} 10365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1048951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchevvoid CameraService::onFirstRef() 1058951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev{ 106634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::onFirstRef"); 107634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1088951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev BnCameraService::onFirstRef(); 10965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1108951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (hw_get_module(CAMERA_HARDWARE_MODULE_ID, 1118951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev (const hw_module_t **)&mModule) < 0) { 11229357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not load camera HAL module"); 1138951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = 0; 1148951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 1158951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev else { 116c0dd54f1a77fb94ae69cc3ac5944d718bb6caa28Alex Ray ALOGI("Loaded \"%s\" camera module", mModule->common.name); 1178951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = mModule->get_number_of_cameras(); 1188951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (mNumberOfCameras > MAX_CAMERAS) { 11929357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Number of cameras(%d) > MAX_CAMERAS(%d).", 1208951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras, MAX_CAMERAS); 1218951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = MAX_CAMERAS; 1228951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 1238951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev for (int i = 0; i < mNumberOfCameras; i++) { 1248951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev setCameraFree(i); 1258951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 126cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 127cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (mModule->common.module_api_version >= 128cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin CAMERA_MODULE_API_VERSION_2_1) { 129cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mModule->set_callbacks(this); 130cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 13198e24724fb77445d4d015a5fec4ecbd5b49abc9bIgor Murashkin 13298e24724fb77445d4d015a5fec4ecbd5b49abc9bIgor Murashkin CameraDeviceFactory::registerService(this); 13365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 13465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 13565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 13665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::~CameraService() { 13765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < mNumberOfCameras; i++) { 13865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mBusy[i]) { 13929357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("camera %d is still in use in destructor!", i); 14065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 14165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 14265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian gCameraService = NULL; 14465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 14565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 146cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkinvoid CameraService::onDeviceStatusChanged(int cameraId, 147cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int newStatus) 148cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin{ 149cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGI("%s: Status changed for cameraId=%d, newStatus=%d", __FUNCTION__, 150cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin cameraId, newStatus); 151cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 152cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (cameraId < 0 || cameraId >= MAX_CAMERAS) { 153cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGE("%s: Bad camera ID %d", __FUNCTION__, cameraId); 154cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return; 155cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 156cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 157cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if ((int)getStatus(cameraId) == newStatus) { 158cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGE("%s: State transition to the same status 0x%x not allowed", 159cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin __FUNCTION__, (uint32_t)newStatus); 160cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return; 161cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 162cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 163cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* don't do this in updateStatus 164cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin since it is also called from connect and we could get into a deadlock */ 165cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (newStatus == CAMERA_DEVICE_STATUS_NOT_PRESENT) { 166cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Vector<sp<BasicClient> > clientsToDisconnect; 167cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin { 168cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Mutex::Autolock al(mServiceLock); 169cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 170cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* Find all clients that we need to disconnect */ 171e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client = mClient[cameraId].promote(); 172cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (client.get() != NULL) { 173cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin clientsToDisconnect.push_back(client); 174cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 175cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 176cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int i = cameraId; 177cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin for (size_t j = 0; j < mProClientList[i].size(); ++j) { 178cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin sp<ProClient> cl = mProClientList[i][j].promote(); 179cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (cl != NULL) { 180cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin clientsToDisconnect.push_back(cl); 181cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 182cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 183cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 184cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 185cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* now disconnect them. don't hold the lock 186cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin or we can get into a deadlock */ 187cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 188cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin for (size_t i = 0; i < clientsToDisconnect.size(); ++i) { 189cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin sp<BasicClient> client = clientsToDisconnect[i]; 190cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 191cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin client->disconnect(); 192cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /** 193cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin * The remote app will no longer be able to call methods on the 194cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin * client since the client PID will be reset to 0 195cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin */ 196cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 197cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 198cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGV("%s: After unplug, disconnected %d clients", 199cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin __FUNCTION__, clientsToDisconnect.size()); 200cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 201cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 202cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin updateStatus( 203cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin static_cast<ICameraServiceListener::Status>(newStatus), cameraId); 204cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 205cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} 206cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 20765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianint32_t CameraService::getNumberOfCameras() { 20865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mNumberOfCameras; 20965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 21065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 21165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::getCameraInfo(int cameraId, 21265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian struct CameraInfo* cameraInfo) { 2138951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (!mModule) { 2148951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev return NO_INIT; 2158951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 2168951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 21765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) { 21865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return BAD_VALUE; 21965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 22065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2218951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev struct camera_info info; 2228951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev status_t rc = mModule->get_camera_info(cameraId, &info); 2238951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev cameraInfo->facing = info.facing; 2248951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev cameraInfo->orientation = info.orientation; 2258951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev return rc; 22665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 22765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 228634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinint CameraService::getDeviceVersion(int cameraId, int* facing) { 229634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin struct camera_info info; 230634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (mModule->get_camera_info(cameraId, &info) != OK) { 231634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return -1; 232634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 233634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 234634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int deviceVersion; 235634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (mModule->common.module_api_version >= CAMERA_MODULE_API_VERSION_2_0) { 236634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin deviceVersion = info.device_version; 237634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else { 238634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin deviceVersion = CAMERA_DEVICE_API_VERSION_1_0; 239634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 240634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 241634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (facing) { 242634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin *facing = info.facing; 243634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 244634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 245634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return deviceVersion; 246634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 247634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 248bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinbool CameraService::isValidCameraId(int cameraId) { 249bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin int facing; 250bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 251bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 252bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin switch(deviceVersion) { 253bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 254bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 255bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 256bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_3_0: 257bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return true; 258bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin default: 259bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return false; 260bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 261bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 262bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return false; 263bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 264bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 265e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkinbool CameraService::validateConnect(int cameraId, 266e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin /*inout*/ 267e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int& clientUid) const { 268ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 26965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 2705861a9a98c641261c4807c976c750e4611b3a57dTyler Luu 271ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (clientUid == USE_CALLING_UID) { 272ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientUid = getCallingUid(); 273ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } else { 274ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // We only trust our own process to forward client UIDs 275ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (callingPid != getpid()) { 276ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGE("CameraService::connect X (pid %d) rejected (don't trust clientUid)", 277ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala callingPid); 278e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 279ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 280ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 28165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2828951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (!mModule) { 28329357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Camera HAL module not loaded"); 284e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 2858951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 2868951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 28765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) { 28829357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("CameraService::connect X (pid %d) rejected (invalid cameraId %d).", 28965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian callingPid, cameraId); 290e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 29165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 29265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 293a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li char value[PROPERTY_VALUE_MAX]; 294a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li property_get("sys.secpolicy.camera.disabled", value, "0"); 295a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li if (strcmp(value, "1") == 0) { 296a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li // Camera is disabled by DevicePolicyManager. 297df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("Camera is disabled. connect X (pid %d) rejected", callingPid); 298e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 299a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li } 300a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li 301cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ICameraServiceListener::Status currentStatus = getStatus(cameraId); 302cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (currentStatus == ICameraServiceListener::STATUS_NOT_PRESENT) { 303cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGI("Camera is not plugged in," 304cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin " connect X (pid %d) rejected", callingPid); 305cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return false; 306cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } else if (currentStatus == ICameraServiceListener::STATUS_ENUMERATING) { 307cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGI("Camera is enumerating," 308cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin " connect X (pid %d) rejected", callingPid); 309cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return false; 310cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 311cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // Else don't check for STATUS_NOT_AVAILABLE. 312cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // -- It's done implicitly in canConnectUnsafe /w the mBusy array 313cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 314e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return true; 315e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin} 316e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 317e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkinbool CameraService::canConnectUnsafe(int cameraId, 318e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const String16& clientPackageName, 319e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const sp<IBinder>& remoteCallback, 320e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> &client) { 321e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin String8 clientName8(clientPackageName); 322e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int callingPid = getCallingPid(); 323e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 32408ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (mClient[cameraId] != 0) { 32508ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li client = mClient[cameraId].promote(); 32608ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (client != 0) { 327e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (remoteCallback == client->getRemote()) { 32808ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li LOG1("CameraService::connect X (pid %d) (the same client)", 32908ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li callingPid); 330e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return true; 33108ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li } else { 332e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin // TODOSC: need to support 1 regular client, 333e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin // multiple shared clients here 334e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin ALOGW("CameraService::connect X (pid %d) rejected" 335e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin " (existing client).", callingPid); 336e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 3372fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li } 3382fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li } 33908ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li mClient[cameraId].clear(); 34008ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li } 34108ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li 342634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin /* 343634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mBusy is set to false as the last step of the Client destructor, 344634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin after which it is guaranteed that the Client destructor has finished ( 345634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin including any inherited destructors) 346634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 347634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin We only need this for a Client subclasses since we don't allow 348634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin multiple Clents to be opened concurrently, but multiple BasicClient 349634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin would be fine 350634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin */ 35108ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (mBusy[cameraId]) { 352ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGW("CameraService::connect X (pid %d, \"%s\") rejected" 353ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala " (camera %d is still busy).", callingPid, 354ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientName8.string(), cameraId); 355e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 356e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 357e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 358e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return true; 359e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin} 360e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 361e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkinsp<ICamera> CameraService::connect( 362e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const sp<ICameraClient>& cameraClient, 363e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int cameraId, 364e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const String16& clientPackageName, 365e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int clientUid) { 366e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 367e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin String8 clientName8(clientPackageName); 368e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int callingPid = getCallingPid(); 369e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 370e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin LOG1("CameraService::connect E (pid %d \"%s\", id %d)", callingPid, 371e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin clientName8.string(), cameraId); 372e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 373e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin if (!validateConnect(cameraId, /*inout*/clientUid)) { 374e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return NULL; 375e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 376e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 377e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 378e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<Client> client; 379acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin { 380acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin Mutex::Autolock lock(mServiceLock); 381e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> clientTmp; 382acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin if (!canConnectUnsafe(cameraId, clientPackageName, 383acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraClient->asBinder(), 384e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin /*out*/clientTmp)) { 385acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 386acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } else if (client.get() != NULL) { 387e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return static_cast<Client*>(clientTmp.get()); 388acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 38965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 390acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int facing = -1; 391acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 392634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 393acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // If there are other non-exclusive users of the camera, 394acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // this will tear them down before we can reuse the camera 395acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin if (isValidCameraId(cameraId)) { 396cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // transition from PRESENT -> NOT_AVAILABLE 397acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin updateStatus(ICameraServiceListener::STATUS_NOT_AVAILABLE, 398acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraId); 399acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 400bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 401acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin switch(deviceVersion) { 402acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 403acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin client = new CameraClient(this, cameraClient, 404acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin clientPackageName, cameraId, 405acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin facing, callingPid, clientUid, getpid()); 406acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 407acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 408acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 409acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_3_0: 410acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin client = new Camera2Client(this, cameraClient, 411acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin clientPackageName, cameraId, 412acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin facing, callingPid, clientUid, getpid(), 413acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin deviceVersion); 414acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 415acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case -1: 416acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Invalid camera id %d", cameraId); 417acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 418acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin default: 419acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Unknown camera device HAL version: %d", deviceVersion); 420acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 421acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 4228951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 423e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!connectFinishUnsafe(client, 424e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin client->getRemote())) { 425acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // this is probably not recoverable.. maybe the client can try again 426cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // OK: we can only get here if we were originally in PRESENT state 427cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin updateStatus(ICameraServiceListener::STATUS_PRESENT, cameraId); 428bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 429acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 430acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 431634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 432acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin mClient[cameraId] = client; 433acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin LOG1("CameraService::connect X (id %d, this pid is %d)", cameraId, 434acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin getpid()); 435acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 436acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // important: release the mutex here so the client can call back 437acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // into the service from its destructor (can be at the end of the call) 438bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 439634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return client; 440634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 441634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 442e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkinbool CameraService::connectFinishUnsafe(const sp<BasicClient>& client, 443e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin const sp<IBinder>& remoteCallback) { 444e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin if (client->initialize(mModule) != OK) { 445e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 446e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 447e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 448e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin remoteCallback->linkToDeath(this); 449e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 450e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return true; 451e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin} 452e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 453634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<IProCameraUser> CameraService::connect( 454634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin const sp<IProCameraCallbacks>& cameraCb, 455c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin int cameraId, 456c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin const String16& clientPackageName, 457c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin int clientUid) 458634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 459bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin String8 clientName8(clientPackageName); 460634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int callingPid = getCallingPid(); 461634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 462e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin LOG1("CameraService::connectPro E (pid %d \"%s\", id %d)", callingPid, 463e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin clientName8.string(), cameraId); 464634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 465e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin if (!validateConnect(cameraId, /*inout*/clientUid)) { 466634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return NULL; 46761ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala } 46861ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 469acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin sp<ProClient> client; 470e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin { 471acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin Mutex::Autolock lock(mServiceLock); 472acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin { 473e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client; 474acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin if (!canConnectUnsafe(cameraId, clientPackageName, 475acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraCb->asBinder(), 476acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin /*out*/client)) { 477acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 478acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 479e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 480634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 481acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int facing = -1; 482acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 483634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 484acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin switch(deviceVersion) { 485acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 486acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Camera id %d uses HALv1, doesn't support ProCamera", 487acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraId); 488acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 489acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 490acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 491acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 49247110057829ba7d5c7b41fd2aa381b5f5ed811caZhijun He case CAMERA_DEVICE_API_VERSION_3_0: 493acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin client = new ProCamera2Client(this, cameraCb, String16(), 494acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraId, facing, callingPid, USE_CALLING_UID, getpid()); 495acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 496acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case -1: 497acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Invalid camera id %d", cameraId); 498acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 499acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin default: 500acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Unknown camera device HAL version: %d", deviceVersion); 501acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 502acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 5035861a9a98c641261c4807c976c750e4611b3a57dTyler Luu 504e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!connectFinishUnsafe(client, client->getRemote())) { 505acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin return NULL; 506acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 507f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 508acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin mProClientList[cameraId].push(client); 509634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 510acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin LOG1("CameraService::connectPro X (id %d, this pid is %d)", cameraId, 511acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin getpid()); 512acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 513acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // important: release the mutex here so the client can call back 514acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // into the service from its destructor (can be at the end of the call) 515e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 51665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return client; 517bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 518634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 519e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkinsp<ICameraDeviceUser> CameraService::connect( 520e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin const sp<ICameraDeviceCallbacks>& cameraCb, 521e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int cameraId, 522e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin const String16& clientPackageName, 523e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int clientUid) 524e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin{ 525e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // TODO: this function needs to return status_t 526e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // so that we have an error code when things go wrong and the client is NULL 527e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 528e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin String8 clientName8(clientPackageName); 529e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int callingPid = getCallingPid(); 530e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 531e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin LOG1("CameraService::connectDevice E (pid %d \"%s\", id %d)", callingPid, 532e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin clientName8.string(), cameraId); 533e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 534e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!validateConnect(cameraId, /*inout*/clientUid)) { 535e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 536e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 537e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 538e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<CameraDeviceClient> client; 539e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin { 540e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin Mutex::Autolock lock(mServiceLock); 541e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin { 542e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client; 543e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!canConnectUnsafe(cameraId, clientPackageName, 544e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraCb->asBinder(), 545e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin /*out*/client)) { 546e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 547e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 548e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 549e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 550e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int facing = -1; 551e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 552e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 553e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // If there are other non-exclusive users of the camera, 554e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // this will tear them down before we can reuse the camera 555e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (isValidCameraId(cameraId)) { 556e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // transition from PRESENT -> NOT_AVAILABLE 557e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin updateStatus(ICameraServiceListener::STATUS_NOT_AVAILABLE, 558e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraId); 559e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 560e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 561e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin switch(deviceVersion) { 562e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 563e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin ALOGE("Camera id %d uses old HAL, doesn't support CameraDevice", 564e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraId); 565e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 566e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin break; 567e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // TODO: don't allow 2.0 Only allow 2.1 and higher 568e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 569e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 570e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_3_0: 571e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin client = new CameraDeviceClient(this, cameraCb, String16(), 572e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraId, facing, callingPid, USE_CALLING_UID, getpid()); 573e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin break; 574e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case -1: 575e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin ALOGE("Invalid camera id %d", cameraId); 576e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 577e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin default: 578e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin ALOGE("Unknown camera device HAL version: %d", deviceVersion); 579e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 580e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 581e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 582e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!connectFinishUnsafe(client, client->getRemote())) { 583e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // this is probably not recoverable.. maybe the client can try again 584e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // OK: we can only get here if we were originally in PRESENT state 585e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin updateStatus(ICameraServiceListener::STATUS_PRESENT, cameraId); 586e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return NULL; 587e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 588e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 589e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin LOG1("CameraService::connectDevice X (id %d, this pid is %d)", cameraId, 590e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin getpid()); 591e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 592e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin mClient[cameraId] = client; 593e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 594e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // important: release the mutex here so the client can call back 595e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // into the service from its destructor (can be at the end of the call) 596e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 597e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return client; 598e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin} 599e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 600e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 601bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinstatus_t CameraService::addListener( 602bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin const sp<ICameraServiceListener>& listener) { 603bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGV("%s: Add listener %p", __FUNCTION__, listener.get()); 604634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 605bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Mutex::Autolock lock(mServiceLock); 606bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 607bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<sp<ICameraServiceListener> >::iterator it, end; 608bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = mListenerList.begin(); it != mListenerList.end(); ++it) { 609bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if ((*it)->asBinder() == listener->asBinder()) { 610bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGW("%s: Tried to add listener %p which was already subscribed", 611bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin __FUNCTION__, listener.get()); 612bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return ALREADY_EXISTS; 613bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 614bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 615bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 616bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin mListenerList.push_back(listener); 617bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 618cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* Immediately signal current status to this listener only */ 619cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin { 620cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Mutex::Autolock m(mStatusMutex) ; 621cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int numCams = getNumberOfCameras(); 622cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin for (int i = 0; i < numCams; ++i) { 623cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin listener->onStatusChanged(mStatusList[i], i); 624cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 625cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 626cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 627bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return OK; 628bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 629bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinstatus_t CameraService::removeListener( 630bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin const sp<ICameraServiceListener>& listener) { 631bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGV("%s: Remove listener %p", __FUNCTION__, listener.get()); 632bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 633bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Mutex::Autolock lock(mServiceLock); 634bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 635bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<sp<ICameraServiceListener> >::iterator it; 636bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = mListenerList.begin(); it != mListenerList.end(); ++it) { 637bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if ((*it)->asBinder() == listener->asBinder()) { 638bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin mListenerList.erase(it); 639bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return OK; 640bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 641bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 642bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 643bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGW("%s: Tried to remove a listener %p which was not subscribed", 644bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin __FUNCTION__, listener.get()); 645bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 646bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return BAD_VALUE; 64765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 64865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 649634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinvoid CameraService::removeClientByRemote(const wp<IBinder>& remoteBinder) { 65065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 651634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::removeClientByRemote E (pid %d)", callingPid); 65265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 653ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Declare this before the lock to make absolutely sure the 654ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // destructor won't be called with the lock held. 655ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin Mutex::Autolock lock(mServiceLock); 656ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 657ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin int outIndex; 658e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client = findClientUnsafe(remoteBinder, outIndex); 659ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 660ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin if (client != 0) { 661ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Found our camera, clear and leave. 662ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin LOG1("removeClient: clear camera %d", outIndex); 663ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin mClient[outIndex].clear(); 66465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 665e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin client->getRemote()->unlinkToDeath(this); 666634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else { 667634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 668634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clientPro = findProClientUnsafe(remoteBinder); 669634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 670634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (clientPro != NULL) { 671634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // Found our camera, clear and leave. 672634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("removeClient: clear pro %p", clientPro.get()); 673634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 674634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin clientPro->getRemoteCallback()->asBinder()->unlinkToDeath(this); 675634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 676634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 677634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 678634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::removeClientByRemote X (pid %d)", callingPid); 679634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 680634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 681634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<CameraService::ProClient> CameraService::findProClientUnsafe( 682634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin const wp<IBinder>& cameraCallbacksRemote) 683634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 684634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clientPro; 685634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 686634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (int i = 0; i < mNumberOfCameras; ++i) { 687634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin Vector<size_t> removeIdx; 688634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 689634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (size_t j = 0; j < mProClientList[i].size(); ++j) { 690634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin wp<ProClient> cl = mProClientList[i][j]; 691634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 692634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clStrong = cl.promote(); 693634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (clStrong != NULL && clStrong->getRemote() == cameraCallbacksRemote) { 694634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin clientPro = clStrong; 695634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin break; 696634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else if (clStrong == NULL) { 697634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // mark to clean up dead ptr 698634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin removeIdx.push(j); 699634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 700634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 701634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 702634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // remove stale ptrs (in reverse so the indices dont change) 703634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (ssize_t j = (ssize_t)removeIdx.size() - 1; j >= 0; --j) { 704634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mProClientList[i].removeAt(removeIdx[j]); 705634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 706634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 707ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin } 708ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 709634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return clientPro; 710ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 711ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 712e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkinsp<CameraService::BasicClient> CameraService::findClientUnsafe( 713294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin const wp<IBinder>& cameraClient, int& outIndex) { 714e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client; 715ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 716ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin for (int i = 0; i < mNumberOfCameras; i++) { 71765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 71865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // This happens when we have already disconnected (or this is 71965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // just another unused camera). 72065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mClient[i] == 0) continue; 72165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 72265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Promote mClient. It can fail if we are called from this path: 723634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // Client::~Client() -> disconnect() -> removeClientByRemote(). 72465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian client = mClient[i].promote(); 72565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 726ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Clean up stale client entry 727ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin if (client == NULL) { 72865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mClient[i].clear(); 72965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian continue; 73065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 73165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 732e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (cameraClient == client->getRemote()) { 733ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Found our camera 734ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin outIndex = i; 735ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return client; 73665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 73765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 73865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 739ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin outIndex = -1; 740ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return NULL; 74165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 74265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 743e7ee7637747371635a85fedd24d2190bb1f38651Igor MurashkinCameraService::BasicClient* CameraService::getClientByIdUnsafe(int cameraId) { 74465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) return NULL; 745d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return mClient[cameraId].unsafe_get(); 746d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park} 747d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 748d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkMutex* CameraService::getClientLockById(int cameraId) { 749d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (cameraId < 0 || cameraId >= mNumberOfCameras) return NULL; 750d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return &mClientLock[cameraId]; 75165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 75265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 753634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<CameraService::BasicClient> CameraService::getClientByRemote( 754294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin const wp<IBinder>& cameraClient) { 755ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 756ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Declare this before the lock to make absolutely sure the 757ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // destructor won't be called with the lock held. 758634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<BasicClient> client; 759ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 760ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin Mutex::Autolock lock(mServiceLock); 761ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 762ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin int outIndex; 763ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin client = findClientUnsafe(cameraClient, outIndex); 764ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 765ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return client; 766ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 767ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 76865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::onTransact( 76965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) { 77065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Permission checks 77165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian switch (code) { 77265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian case BnCameraService::CONNECT: 773634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin case BnCameraService::CONNECT_PRO: 77465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int pid = getCallingPid(); 77565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int self_pid = getpid(); 77665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (pid != self_pid) { 77765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // we're called from a different process, do the real check 77865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!checkCallingPermission( 77965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String16("android.permission.CAMERA"))) { 78065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int uid = getCallingUid(); 78129357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Permission Denial: " 78265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian "can't use the camera pid=%d, uid=%d", pid, uid); 78365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return PERMISSION_DENIED; 78465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 78565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 78665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 78765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 78865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 78965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return BnCameraService::onTransact(code, data, reply, flags); 79065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 79165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 79265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// The reason we need this busy bit is a new CameraService::connect() request 79365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// may come in while the previous Client's destructor has not been run or is 79465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// still running. If the last strong reference of the previous Client is gone 79565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// but the destructor has not been finished, we should not allow the new Client 79665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// to be created because we need to wait for the previous Client to tear down 79765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// the hardware first. 79865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::setCameraBusy(int cameraId) { 79965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(1, &mBusy[cameraId]); 800ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 801ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("setCameraBusy cameraId=%d", cameraId); 80265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 80365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 80465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::setCameraFree(int cameraId) { 80565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(0, &mBusy[cameraId]); 806ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 807ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("setCameraFree cameraId=%d", cameraId); 80865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 80965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 81065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// We share the media players for shutter and recording sound for all clients. 81165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// A reference count is kept to determine when we will actually release the 81265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// media players. 81365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 814ff4f55c8d77e276dbcceedb4e560ca1d91ba38baChih-Chung ChangMediaPlayer* CameraService::newMediaPlayer(const char *file) { 81565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian MediaPlayer* mp = new MediaPlayer(); 81665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mp->setDataSource(file, NULL) == NO_ERROR) { 81760a78ac9535878984b0777788760b9ee7465c5e6Eino-Ville Talvala mp->setAudioStreamType(AUDIO_STREAM_ENFORCED_AUDIBLE); 81865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mp->prepare(); 81965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 82029357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Failed to load CameraService sounds: %s", file); 82165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return NULL; 82265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 82365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mp; 82465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 82565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 82665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::loadSound() { 82765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 82865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("CameraService::loadSound ref=%d", mSoundRef); 82965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mSoundRef++) return; 83065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 83165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[SOUND_SHUTTER] = newMediaPlayer("/system/media/audio/ui/camera_click.ogg"); 83265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[SOUND_RECORDING] = newMediaPlayer("/system/media/audio/ui/VideoRecord.ogg"); 83365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 83465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 83565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::releaseSound() { 83665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 83765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("CameraService::releaseSound ref=%d", mSoundRef); 83865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (--mSoundRef) return; 83965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 84065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < NUM_SOUNDS; i++) { 84165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mSoundPlayer[i] != 0) { 84265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[i]->disconnect(); 84365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[i].clear(); 84465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 84565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 84665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 84765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 84865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::playSound(sound_kind kind) { 84965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("playSound(%d)", kind); 85065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 85165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<MediaPlayer> player = mSoundPlayer[kind]; 85265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (player != 0) { 8538888a75f01d904541e409e858d23e4150ace34b6Chih-Chung Chang player->seekTo(0); 8548888a75f01d904541e409e858d23e4150ace34b6Chih-Chung Chang player->start(); 85565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 85665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 85765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 85865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 85965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 86065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::Client::Client(const sp<CameraService>& cameraService, 861b7a67942823e8339eb298238f117aaa6d7b63111Wu-cheng Li const sp<ICameraClient>& cameraClient, 862ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 863ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, int cameraFacing, 864ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, uid_t clientUid, 865ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid) : 866634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin CameraService::BasicClient(cameraService, cameraClient->asBinder(), 867ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPackageName, 868ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala cameraId, cameraFacing, 869ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPid, clientUid, 870ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala servicePid) 871634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 87265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 8732fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li LOG1("Client::Client E (pid %d, id %d)", callingPid, cameraId); 87465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 87544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mRemoteCallback = cameraClient; 8765e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala 87765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian cameraService->setCameraBusy(cameraId); 87865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian cameraService->loadSound(); 879ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 8802fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li LOG1("Client::Client X (pid %d, id %d)", callingPid, cameraId); 88165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 88265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 88365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// tear down the client 88465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::Client::~Client() { 885d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("~Client"); 886634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = true; 887634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 888f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala mCameraService->releaseSound(); 889036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin // unconditionally disconnect. function is idempotent 890036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin Client::disconnect(); 89165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 89265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 893634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::BasicClient::BasicClient(const sp<CameraService>& cameraService, 894ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const sp<IBinder>& remoteCallback, 895ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 896ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, int cameraFacing, 897ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, uid_t clientUid, 898ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid): 899ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName(clientPackageName) 900634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 901634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraService = cameraService; 90244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mRemoteBinder = remoteCallback; 903634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraId = cameraId; 904634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraFacing = cameraFacing; 905634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mClientPid = clientPid; 906ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid = clientUid; 907634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mServicePid = servicePid; 908ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = false; 909634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = false; 910634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 911634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 912634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::BasicClient::~BasicClient() { 913d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("~BasicClient"); 914634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = true; 915634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 916634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 917634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinvoid CameraService::BasicClient::disconnect() { 918d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("BasicClient::disconnect"); 91944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mCameraService->removeClientByRemote(mRemoteBinder); 920cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // client shouldn't be able to call into us anymore 921cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mClientPid = 0; 922634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 923634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 924ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalastatus_t CameraService::BasicClient::startCameraOps() { 925ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int32_t res; 926ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 927ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsCallback = new OpsCallback(this); 928ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 929e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin { 930e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin ALOGV("%s: Start camera ops, package name = %s, client UID = %d", 931e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin __FUNCTION__, String8(mClientPackageName).string(), mClientUid); 932e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 933e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 934ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.startWatchingMode(AppOpsManager::OP_CAMERA, 935ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName, mOpsCallback); 936ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res = mAppOpsManager.startOp(AppOpsManager::OP_CAMERA, 937ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid, mClientPackageName); 938ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 939ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (res != AppOpsManager::MODE_ALLOWED) { 940ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGI("Camera %d: Access for \"%s\" has been revoked", 941ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mCameraId, String8(mClientPackageName).string()); 942ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return PERMISSION_DENIED; 943ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 944ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = true; 945ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return OK; 946ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 947ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 948ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalastatus_t CameraService::BasicClient::finishCameraOps() { 949ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (mOpsActive) { 950ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.finishOp(AppOpsManager::OP_CAMERA, mClientUid, 951ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName); 952ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = false; 953ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 954ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.stopWatchingMode(mOpsCallback); 955ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsCallback.clear(); 956ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 957ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return OK; 958ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 959ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 960ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::BasicClient::opChanged(int32_t op, const String16& packageName) { 961ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala String8 name(packageName); 962ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala String8 myName(mClientPackageName); 963ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 964ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (op != AppOpsManager::OP_CAMERA) { 965ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGW("Unexpected app ops notification received: %d", op); 966ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return; 967ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 968ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 969ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int32_t res; 970ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res = mAppOpsManager.checkOp(AppOpsManager::OP_CAMERA, 971ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid, mClientPackageName); 972ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGV("checkOp returns: %d, %s ", res, 973ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_ALLOWED ? "ALLOWED" : 974ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_IGNORED ? "IGNORED" : 975ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_ERRORED ? "ERRORED" : 976ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala "UNKNOWN"); 977ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 978ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (res != AppOpsManager::MODE_ALLOWED) { 979ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGI("Camera %d: Access for \"%s\" revoked", mCameraId, 980ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala myName.string()); 981ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // Reset the client PID to allow server-initiated disconnect, 982ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // and to prevent further calls by client. 983ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPid = getCallingPid(); 984ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala notifyError(); 985ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala disconnect(); 986ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 987ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 988ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 98965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 99065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 991d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkMutex* CameraService::Client::getClientLockFromCookie(void* user) { 992d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return gCameraService->getClientLockById((int) user); 993d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park} 994d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 995d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park// Provide client pointer for callbacks. Client lock returned from getClientLockFromCookie should 996d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park// be acquired for this to be safe 997d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkCameraService::Client* CameraService::Client::getClientFromCookie(void* user) { 998e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin BasicClient *basicClient = gCameraService->getClientByIdUnsafe((int) user); 999e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // OK: only CameraClient calls this, and they already cast anyway. 1000e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin Client* client = static_cast<Client*>(basicClient); 100165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 100265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // This could happen if the Client is in the process of shutting down (the 100365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // last strong reference is gone, but the destructor hasn't finished 100465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // stopping the hardware). 1005d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (client == NULL) return NULL; 1006d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 1007d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park // destruction already started, so should not be accessed 1008d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (client->mDestructionStarted) return NULL; 100965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 101065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return client; 101165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 101265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1013ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::Client::notifyError() { 101444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mRemoteCallback->notifyCallback(CAMERA_MSG_ERROR, CAMERA_ERROR_RELEASED, 0); 1015ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1016ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1017036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin// NOTE: function is idempotent 10185e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvalavoid CameraService::Client::disconnect() { 1019d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("Client::disconnect"); 1020634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin BasicClient::disconnect(); 10215e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala mCameraService->setCameraFree(mCameraId); 102293747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 102393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin StatusVector rejectSourceStates; 102493747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin rejectSourceStates.push_back(ICameraServiceListener::STATUS_NOT_PRESENT); 102593747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin rejectSourceStates.push_back(ICameraServiceListener::STATUS_ENUMERATING); 102693747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 102793747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin // Transition to PRESENT if the camera is not in either of above 2 states 1028cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mCameraService->updateStatus(ICameraServiceListener::STATUS_PRESENT, 102993747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin mCameraId, 103093747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin &rejectSourceStates); 1031e09591eff55fdff1868b32c3e046c62f800330fcWu-cheng Li} 1032e09591eff55fdff1868b32c3e046c62f800330fcWu-cheng Li 1033ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville TalvalaCameraService::Client::OpsCallback::OpsCallback(wp<BasicClient> client): 1034ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClient(client) { 1035ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1036ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1037ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::Client::OpsCallback::opChanged(int32_t op, 1038ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& packageName) { 1039ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala sp<BasicClient> client = mClient.promote(); 1040ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (client != NULL) { 1041ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala client->opChanged(op, packageName); 1042ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 1043ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1044ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 104565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 1046634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// IProCamera 1047634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// ---------------------------------------------------------------------------- 1048634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1049634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::ProClient::ProClient(const sp<CameraService>& cameraService, 1050ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const sp<IProCameraCallbacks>& remoteCallback, 1051ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 1052ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, 1053ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraFacing, 1054ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, 1055ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala uid_t clientUid, 1056ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid) 1057ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala : CameraService::BasicClient(cameraService, remoteCallback->asBinder(), 1058ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPackageName, cameraId, cameraFacing, 1059ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPid, clientUid, servicePid) 1060634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 1061634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mRemoteCallback = remoteCallback; 1062634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 1063634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1064634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::ProClient::~ProClient() { 1065634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 1066634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1067ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::ProClient::notifyError() { 1068e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin mRemoteCallback->notifyCallback(CAMERA_MSG_ERROR, CAMERA_ERROR_RELEASED, 0); 1069ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1070ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1071634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// ---------------------------------------------------------------------------- 107265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 107365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic const int kDumpLockRetries = 50; 107465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic const int kDumpLockSleep = 60000; 107565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 107665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic bool tryLock(Mutex& mutex) 107765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 107865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool locked = false; 107965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < kDumpLockRetries; ++i) { 108065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mutex.tryLock() == NO_ERROR) { 108165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian locked = true; 108265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 108365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 108465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian usleep(kDumpLockSleep); 108565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 108665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return locked; 108765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 108865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 108965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::dump(int fd, const Vector<String16>& args) { 109065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String8 result; 109165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (checkCallingPermission(String16("android.permission.DUMP")) == false) { 1092611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala result.appendFormat("Permission Denial: " 109365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian "can't dump CameraService from pid=%d, uid=%d\n", 109465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian getCallingPid(), 109565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian getCallingUid()); 109665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian write(fd, result.string(), result.size()); 109765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 109865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool locked = tryLock(mServiceLock); 109965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // failed to lock - CameraService is probably deadlocked 110065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!locked) { 1101611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala result.append("CameraService may be deadlocked\n"); 1102f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 110365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 110465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 110565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool hasClient = false; 1106f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (!mModule) { 1107f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("No camera module available!\n"); 1108f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1109f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala return NO_ERROR; 1110f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1111f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 1112f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("Camera module HAL API version: 0x%x\n", 1113f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.hal_api_version); 1114f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module API version: 0x%x\n", 1115f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.module_api_version); 1116f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module name: %s\n", 1117f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.name); 1118f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module author: %s\n", 1119f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.author); 1120f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Number of camera devices: %d\n\n", mNumberOfCameras); 1121f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 112265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < mNumberOfCameras; i++) { 1123f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("Camera %d static information:\n", i); 1124f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala camera_info info; 1125f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 1126f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala status_t rc = mModule->get_camera_info(i, &info); 1127f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (rc != OK) { 1128f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Error reading static information!\n"); 1129f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1130f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 1131f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Facing: %s\n", 1132f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala info.facing == CAMERA_FACING_BACK ? "BACK" : "FRONT"); 1133f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Orientation: %d\n", info.orientation); 1134f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala int deviceVersion; 1135f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (mModule->common.module_api_version < 1136f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala CAMERA_MODULE_API_VERSION_2_0) { 1137f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala deviceVersion = CAMERA_DEVICE_API_VERSION_1_0; 1138f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 1139f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala deviceVersion = info.device_version; 1140f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1141f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Device version: 0x%x\n", deviceVersion); 1142f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (deviceVersion >= CAMERA_DEVICE_API_VERSION_2_0) { 1143f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Device static metadata:\n"); 1144f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1145428b77a2b94b74665a47375b3fdb893b98d71269Eino-Ville Talvala dump_indented_camera_metadata(info.static_camera_characteristics, 1146428b77a2b94b74665a47375b3fdb893b98d71269Eino-Ville Talvala fd, 2, 4); 1147f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 1148f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1149f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1150f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1151f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 1152e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client = mClient[i].promote(); 1153f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (client == 0) { 1154f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format(" Device is closed, no client instance\n"); 1155f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1156f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala continue; 1157f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 115865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian hasClient = true; 1159f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format(" Device is open. Client instance dump:\n"); 1160f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 11615e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala client->dump(fd, args); 116265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 116365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!hasClient) { 1164f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("\nNo active camera clients yet.\n"); 1165f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 116665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 116765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 116865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (locked) mServiceLock.unlock(); 116965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 117065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // change logging level 117165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int n = args.size(); 117265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i + 1 < n; i++) { 1173611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala String16 verboseOption("-v"); 1174611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala if (args[i] == verboseOption) { 117565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String8 levelStr(args[i+1]); 117665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int level = atoi(levelStr.string()); 1177f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("\nSetting log level to %d.\n", level); 117865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian setLogLevel(level); 1179f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 118065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 118165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 1182f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 118365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 118465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return NO_ERROR; 118565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 118665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1187ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin/*virtual*/void CameraService::binderDied( 1188ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin const wp<IBinder> &who) { 1189ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1190294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin /** 1191294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin * While tempting to promote the wp<IBinder> into a sp, 1192294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin * it's actually not supported by the binder driver 1193294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin */ 1194294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin 1195ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("java clients' binder died"); 1196ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1197634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<BasicClient> cameraClient = getClientByRemote(who); 1198ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1199294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin if (cameraClient == 0) { 1200ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("java clients' binder death already cleaned up (normal case)"); 1201ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return; 1202ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin } 1203ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1204ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGW("Disconnecting camera client %p since the binder for it " 1205ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin "died (this pid %d)", cameraClient.get(), getCallingPid()); 1206ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1207ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin cameraClient->disconnect(); 1208ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1209ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 1210ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1211bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinvoid CameraService::updateStatus(ICameraServiceListener::Status status, 121293747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin int32_t cameraId, 121393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin const StatusVector *rejectSourceStates) { 1214bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin // do not lock mServiceLock here or can get into a deadlock from 1215bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin // connect() -> ProClient::disconnect -> updateStatus 1216bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Mutex::Autolock lock(mStatusMutex); 1217bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1218bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ICameraServiceListener::Status oldStatus = mStatusList[cameraId]; 1219bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1220bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin mStatusList[cameraId] = status; 1221bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1222bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if (oldStatus != status) { 1223bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGV("%s: Status has changed for camera ID %d from 0x%x to 0x%x", 1224bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin __FUNCTION__, cameraId, (uint32_t)oldStatus, (uint32_t)status); 1225bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1226cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (oldStatus == ICameraServiceListener::STATUS_NOT_PRESENT && 1227cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin (status != ICameraServiceListener::STATUS_PRESENT && 1228cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin status != ICameraServiceListener::STATUS_ENUMERATING)) { 1229cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 1230cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGW("%s: From NOT_PRESENT can only transition into PRESENT" 1231cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin " or ENUMERATING", __FUNCTION__); 1232cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mStatusList[cameraId] = oldStatus; 1233cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return; 1234cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 1235cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 123693747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin if (rejectSourceStates != NULL) { 123793747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin const StatusVector &rejectList = *rejectSourceStates; 123893747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin StatusVector::const_iterator it = rejectList.begin(); 123993747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 124093747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin /** 124193747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin * Sometimes we want to conditionally do a transition. 124293747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin * For example if a client disconnects, we want to go to PRESENT 124393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin * only if we weren't already in NOT_PRESENT or ENUMERATING. 124493747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin */ 124593747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin for (; it != rejectList.end(); ++it) { 124693747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin if (oldStatus == *it) { 124793747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin ALOGV("%s: Rejecting status transition for Camera ID %d, " 124893747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin " since the source state was was in one of the bad " 124993747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin " states.", __FUNCTION__, cameraId); 125093747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin mStatusList[cameraId] = oldStatus; 125193747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin return; 125293747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin } 125393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin } 125493747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin } 125593747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 1256bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin /** 1257bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin * ProClients lose their exclusive lock. 1258bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin * - Done before the CameraClient can initialize the HAL device, 1259bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin * since we want to be able to close it before they get to initialize 1260bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin */ 1261bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if (status == ICameraServiceListener::STATUS_NOT_AVAILABLE) { 1262bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<wp<ProClient> > proClients(mProClientList[cameraId]); 1263bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<wp<ProClient> >::const_iterator it; 1264bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1265bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = proClients.begin(); it != proClients.end(); ++it) { 1266bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin sp<ProClient> proCl = it->promote(); 1267bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if (proCl.get() != NULL) { 1268bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin proCl->onExclusiveLockStolen(); 1269bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1270bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1271bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1272bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1273bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<sp<ICameraServiceListener> >::const_iterator it; 1274bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = mListenerList.begin(); it != mListenerList.end(); ++it) { 1275bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin (*it)->onStatusChanged(status, cameraId); 1276bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1277bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1278bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 1279bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1280cba2c163555cd329f49d40658ea3ee902e94dda3Igor MurashkinICameraServiceListener::Status CameraService::getStatus(int cameraId) const { 1281cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (cameraId < 0 || cameraId >= MAX_CAMERAS) { 1282cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGE("%s: Invalid camera ID %d", __FUNCTION__, cameraId); 1283cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return ICameraServiceListener::STATUS_UNKNOWN; 1284cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 1285cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 1286cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Mutex::Autolock al(mStatusMutex); 1287cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return mStatusList[cameraId]; 1288cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} 1289cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 129065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; // namespace android 1291