CameraService.cpp revision d1176ef16677b6c94fb893edb6a864cdccc0b190
165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian/* 2d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * Copyright (C) 2008 The Android Open Source Project 3d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * 4d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * Licensed under the Apache License, Version 2.0 (the "License"); 5d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * you may not use this file except in compliance with the License. 6d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * You may obtain a copy of the License at 7d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * 8d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * http://www.apache.org/licenses/LICENSE-2.0 9d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * 10d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * Unless required by applicable law or agreed to in writing, software 11d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * distributed under the License is distributed on an "AS IS" BASIS, 12d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * See the License for the specific language governing permissions and 14d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk * limitations under the License. 15d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk */ 1665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#define LOG_TAG "CameraService" 188951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev//#define LOG_NDEBUG 0 1965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <stdio.h> 21d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk#include <string.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> 351b86fe063badb5f28c467ade39be0f4008688947Andreas Huber#include <media/IMediaHTTPService.h> 3665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/mediaplayer.h> 3765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Errors.h> 3865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Log.h> 3965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/String16.h> 40d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk#include <utils/Trace.h> 41d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk#include <system/camera_vendor_tags.h> 4265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include "CameraService.h" 447b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api1/CameraClient.h" 457b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api1/Camera2Client.h" 467b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api_pro/ProCamera2Client.h" 477b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "api2/CameraDeviceClient.h" 48ff3e31d2b100d8efd969b358b18e4405c49dd10dIgor Murashkin#include "utils/CameraTraces.h" 4998e24724fb77445d4d015a5fec4ecbd5b49abc9bIgor Murashkin#include "CameraDeviceFactory.h" 5065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 5165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopiannamespace android { 5265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 5365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 5465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// Logging support -- this is for debugging only 5565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// Use "adb shell dumpsys media.camera -v 1" to change it. 565e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvalavolatile int32_t gLogLevel = 0; 5765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 58b8a805261bf0282e992d3608035e47d05a898710Steve Block#define LOG1(...) ALOGD_IF(gLogLevel >= 1, __VA_ARGS__); 59b8a805261bf0282e992d3608035e47d05a898710Steve Block#define LOG2(...) ALOGD_IF(gLogLevel >= 2, __VA_ARGS__); 6065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic void setLogLevel(int level) { 6265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(level, &gLogLevel); 6365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 6465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 6665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic int getCallingPid() { 6865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return IPCThreadState::self()->getCallingPid(); 6965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 7065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 7165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic int getCallingUid() { 7265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return IPCThreadState::self()->getCallingUid(); 7365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 7465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 75cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkinextern "C" { 76cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkinstatic void camera_device_status_change( 77cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin const struct camera_module_callbacks* callbacks, 78cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int camera_id, 79cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int new_status) { 80cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin sp<CameraService> cs = const_cast<CameraService*>( 81cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin static_cast<const CameraService*>(callbacks)); 82cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 83cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin cs->onDeviceStatusChanged( 84cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin camera_id, 85cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin new_status); 86cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} 87cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} // extern "C" 88cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 8965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 9065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 9165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// This is ugly and only safe if we never re-create the CameraService, but 9265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// should be ok for now. 9365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic CameraService *gCameraService; 9465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 9565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::CameraService() 96ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala :mSoundRef(0), mModule(0) 9765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 98df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("CameraService started (pid=%d)", getpid()); 998951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev gCameraService = this; 100bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 101bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (size_t i = 0; i < MAX_CAMERAS; ++i) { 102cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mStatusList[i] = ICameraServiceListener::STATUS_PRESENT; 103bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 104cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 105cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin this->camera_device_status_change = android::camera_device_status_change; 1068951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev} 10765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1088951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchevvoid CameraService::onFirstRef() 1098951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev{ 110634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::onFirstRef"); 111634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1128951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev BnCameraService::onFirstRef(); 11365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1148951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (hw_get_module(CAMERA_HARDWARE_MODULE_ID, 1158951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev (const hw_module_t **)&mModule) < 0) { 11629357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not load camera HAL module"); 1178951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = 0; 1188951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 1198951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev else { 120c0dd54f1a77fb94ae69cc3ac5944d718bb6caa28Alex Ray ALOGI("Loaded \"%s\" camera module", mModule->common.name); 1218951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = mModule->get_number_of_cameras(); 1228951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (mNumberOfCameras > MAX_CAMERAS) { 12329357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Number of cameras(%d) > MAX_CAMERAS(%d).", 1248951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras, MAX_CAMERAS); 1258951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = MAX_CAMERAS; 1268951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 1278951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev for (int i = 0; i < mNumberOfCameras; i++) { 1288951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev setCameraFree(i); 1298951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 130cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 131cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (mModule->common.module_api_version >= 132cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin CAMERA_MODULE_API_VERSION_2_1) { 133cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mModule->set_callbacks(this); 134cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 13598e24724fb77445d4d015a5fec4ecbd5b49abc9bIgor Murashkin 136d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk VendorTagDescriptor::clearGlobalVendorTagDescriptor(); 137d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 138d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk if (mModule->common.module_api_version >= CAMERA_MODULE_API_VERSION_2_2) { 139d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk setUpVendorTags(); 140d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk } 141d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 14298e24724fb77445d4d015a5fec4ecbd5b49abc9bIgor Murashkin CameraDeviceFactory::registerService(this); 14365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 14465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 14565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 14665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::~CameraService() { 14765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < mNumberOfCameras; i++) { 14865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mBusy[i]) { 14929357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("camera %d is still in use in destructor!", i); 15065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 15165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 15265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 153d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk VendorTagDescriptor::clearGlobalVendorTagDescriptor(); 15465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian gCameraService = NULL; 15565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 15665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 157cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkinvoid CameraService::onDeviceStatusChanged(int cameraId, 158cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int newStatus) 159cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin{ 160cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGI("%s: Status changed for cameraId=%d, newStatus=%d", __FUNCTION__, 161cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin cameraId, newStatus); 162cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 163cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (cameraId < 0 || cameraId >= MAX_CAMERAS) { 164cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGE("%s: Bad camera ID %d", __FUNCTION__, cameraId); 165cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return; 166cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 167cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 168cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if ((int)getStatus(cameraId) == newStatus) { 169cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGE("%s: State transition to the same status 0x%x not allowed", 170cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin __FUNCTION__, (uint32_t)newStatus); 171cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return; 172cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 173cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 174cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* don't do this in updateStatus 175cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin since it is also called from connect and we could get into a deadlock */ 176cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (newStatus == CAMERA_DEVICE_STATUS_NOT_PRESENT) { 177cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Vector<sp<BasicClient> > clientsToDisconnect; 178cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin { 179cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Mutex::Autolock al(mServiceLock); 180cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 181cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* Find all clients that we need to disconnect */ 182e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client = mClient[cameraId].promote(); 183cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (client.get() != NULL) { 184cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin clientsToDisconnect.push_back(client); 185cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 186cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 187cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int i = cameraId; 188cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin for (size_t j = 0; j < mProClientList[i].size(); ++j) { 189cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin sp<ProClient> cl = mProClientList[i][j].promote(); 190cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (cl != NULL) { 191cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin clientsToDisconnect.push_back(cl); 192cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 193cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 194cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 195cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 196cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* now disconnect them. don't hold the lock 197cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin or we can get into a deadlock */ 198cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 199cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin for (size_t i = 0; i < clientsToDisconnect.size(); ++i) { 200cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin sp<BasicClient> client = clientsToDisconnect[i]; 201cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 202cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin client->disconnect(); 203cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /** 204cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin * The remote app will no longer be able to call methods on the 205cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin * client since the client PID will be reset to 0 206cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin */ 207cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 208cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 209cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGV("%s: After unplug, disconnected %d clients", 210cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin __FUNCTION__, clientsToDisconnect.size()); 211cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 212cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 213cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin updateStatus( 214cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin static_cast<ICameraServiceListener::Status>(newStatus), cameraId); 215cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 216cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} 217cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 21865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianint32_t CameraService::getNumberOfCameras() { 21965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mNumberOfCameras; 22065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 22165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 22265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::getCameraInfo(int cameraId, 22365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian struct CameraInfo* cameraInfo) { 2248951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (!mModule) { 2250f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return -ENODEV; 2268951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 2278951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 22865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) { 22965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return BAD_VALUE; 23065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 23165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2328951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev struct camera_info info; 2338951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev status_t rc = mModule->get_camera_info(cameraId, &info); 2348951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev cameraInfo->facing = info.facing; 2358951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev cameraInfo->orientation = info.orientation; 2368951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev return rc; 23765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 23865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2392b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun Hestatus_t CameraService::getCameraCharacteristics(int cameraId, 2402b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He CameraMetadata* cameraInfo) { 2412b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He if (!cameraInfo) { 2422b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He ALOGE("%s: cameraInfo is NULL", __FUNCTION__); 2432b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He return BAD_VALUE; 2442b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He } 2452b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He 2462b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He if (!mModule) { 2472b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He ALOGE("%s: camera hardware module doesn't exist", __FUNCTION__); 2482b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He return -ENODEV; 2492b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He } 2502b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He 2512b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He if (mModule->common.module_api_version < CAMERA_MODULE_API_VERSION_2_0) { 2522b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He // TODO: Remove this check once HAL1 shim is in place. 2532b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He ALOGE("%s: Only HAL module version V2 or higher supports static metadata", __FUNCTION__); 2542b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He return BAD_VALUE; 2552b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He } 2562b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He 2572b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He if (cameraId < 0 || cameraId >= mNumberOfCameras) { 2582b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He ALOGE("%s: Invalid camera id: %d", __FUNCTION__, cameraId); 2592b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He return BAD_VALUE; 2602b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He } 2612b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He 2622b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He int facing; 2632b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He if (getDeviceVersion(cameraId, &facing) == CAMERA_DEVICE_API_VERSION_1_0) { 2642b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He // TODO: Remove this check once HAL1 shim is in place. 2652b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He ALOGE("%s: HAL1 doesn't support static metadata yet", __FUNCTION__); 2662b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He return BAD_VALUE; 2672b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He } 2682b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He 269f05e50eb06d3f70e50fa7f44c1fd32128033b49dZhijun He if (getDeviceVersion(cameraId, &facing) <= CAMERA_DEVICE_API_VERSION_2_1) { 270f05e50eb06d3f70e50fa7f44c1fd32128033b49dZhijun He // Disable HAL2.x support for camera2 API for now. 271f05e50eb06d3f70e50fa7f44c1fd32128033b49dZhijun He ALOGW("%s: HAL2.x doesn't support getCameraCharacteristics for now", __FUNCTION__); 272f05e50eb06d3f70e50fa7f44c1fd32128033b49dZhijun He return BAD_VALUE; 273f05e50eb06d3f70e50fa7f44c1fd32128033b49dZhijun He } 274f05e50eb06d3f70e50fa7f44c1fd32128033b49dZhijun He 2752b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He struct camera_info info; 2762b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He status_t ret = mModule->get_camera_info(cameraId, &info); 2772b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He *cameraInfo = info.static_camera_characteristics; 2782b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He 2792b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He return ret; 2802b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He} 2812b59be89dc245b6e2475d9e8b0c5f2392370e71eZhijun He 282d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunkstatus_t CameraService::getCameraVendorTagDescriptor(/*out*/sp<VendorTagDescriptor>& desc) { 283d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk if (!mModule) { 284d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk ALOGE("%s: camera hardware module doesn't exist", __FUNCTION__); 285d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk return -ENODEV; 286d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk } 287d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 288d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk if (mModule->common.module_api_version < CAMERA_MODULE_API_VERSION_2_2) { 289d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk // TODO: Remove this check once HAL1 shim is in place. 290d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk ALOGE("%s: Only HAL module version V2.2 or higher supports vendor tags", __FUNCTION__); 291d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk return -EOPNOTSUPP; 292d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk } 293d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 294d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk desc = VendorTagDescriptor::getGlobalVendorTagDescriptor(); 295d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk return OK; 296d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk} 297d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 298634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinint CameraService::getDeviceVersion(int cameraId, int* facing) { 299634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin struct camera_info info; 300634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (mModule->get_camera_info(cameraId, &info) != OK) { 301634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return -1; 302634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 303634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 304634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int deviceVersion; 305634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (mModule->common.module_api_version >= CAMERA_MODULE_API_VERSION_2_0) { 306634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin deviceVersion = info.device_version; 307634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else { 308634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin deviceVersion = CAMERA_DEVICE_API_VERSION_1_0; 309634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 310634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 311634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (facing) { 312634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin *facing = info.facing; 313634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 314634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 315634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return deviceVersion; 316634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 317634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 318bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinbool CameraService::isValidCameraId(int cameraId) { 319bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin int facing; 320bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 321bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 322bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin switch(deviceVersion) { 323bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 324bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 325bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 326bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin case CAMERA_DEVICE_API_VERSION_3_0: 327bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return true; 328bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin default: 329bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return false; 330bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 331bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 332bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return false; 333bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 334bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 335d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunkbool CameraService::setUpVendorTags() { 336d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk vendor_tag_ops_t vOps = vendor_tag_ops_t(); 337d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 338d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk // Check if vendor operations have been implemented 339d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk if (mModule->get_vendor_tag_ops == NULL) { 340d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk ALOGI("%s: No vendor tags defined for this device.", __FUNCTION__); 341d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk return false; 342d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk } 343d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 344d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk ATRACE_BEGIN("camera3->get_metadata_vendor_tag_ops"); 345d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk mModule->get_vendor_tag_ops(&vOps); 346d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk ATRACE_END(); 347d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 348d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk // Ensure all vendor operations are present 349d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk if (vOps.get_tag_count == NULL || vOps.get_all_tags == NULL || 350d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk vOps.get_section_name == NULL || vOps.get_tag_name == NULL || 351d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk vOps.get_tag_type == NULL) { 352d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk ALOGE("%s: Vendor tag operations not fully defined. Ignoring definitions." 353d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk , __FUNCTION__); 354d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk return false; 355d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk } 356d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 357d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk // Read all vendor tag definitions into a descriptor 358d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk sp<VendorTagDescriptor> desc; 359d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk status_t res; 360d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk if ((res = VendorTagDescriptor::createDescriptorFromOps(&vOps, /*out*/desc)) 361d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk != OK) { 362d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk ALOGE("%s: Could not generate descriptor from vendor tag operations," 363d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk "received error %s (%d). Camera clients will not be able to use" 364d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk "vendor tags", __FUNCTION__, strerror(res), res); 365d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk return false; 366d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk } 367d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 368d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk // Set the global descriptor to use with camera metadata 369d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk VendorTagDescriptor::setAsGlobalVendorTagDescriptor(desc); 370d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk return true; 371d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk} 372d1176ef16677b6c94fb893edb6a864cdccc0b190Ruben Brunk 3730f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunkstatus_t CameraService::validateConnect(int cameraId, 374e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin /*inout*/ 375e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int& clientUid) const { 376ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 37765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 3785861a9a98c641261c4807c976c750e4611b3a57dTyler Luu 379ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (clientUid == USE_CALLING_UID) { 380ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientUid = getCallingUid(); 381ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } else { 382ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // We only trust our own process to forward client UIDs 383ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (callingPid != getpid()) { 384ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGE("CameraService::connect X (pid %d) rejected (don't trust clientUid)", 385ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala callingPid); 3860f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return PERMISSION_DENIED; 387ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 388ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 38965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3908951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (!mModule) { 39129357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Camera HAL module not loaded"); 3920f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return -ENODEV; 3938951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 3948951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 39565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) { 39629357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("CameraService::connect X (pid %d) rejected (invalid cameraId %d).", 39765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian callingPid, cameraId); 3980f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return -ENODEV; 39965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 40065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 401a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li char value[PROPERTY_VALUE_MAX]; 402a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li property_get("sys.secpolicy.camera.disabled", value, "0"); 403a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li if (strcmp(value, "1") == 0) { 404a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li // Camera is disabled by DevicePolicyManager. 405df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("Camera is disabled. connect X (pid %d) rejected", callingPid); 4060f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return -EACCES; 407a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li } 408a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li 409cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ICameraServiceListener::Status currentStatus = getStatus(cameraId); 410cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (currentStatus == ICameraServiceListener::STATUS_NOT_PRESENT) { 411cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGI("Camera is not plugged in," 412cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin " connect X (pid %d) rejected", callingPid); 4130f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return -ENODEV; 414cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } else if (currentStatus == ICameraServiceListener::STATUS_ENUMERATING) { 415cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGI("Camera is enumerating," 416cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin " connect X (pid %d) rejected", callingPid); 4170f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return -EBUSY; 418cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 419cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // Else don't check for STATUS_NOT_AVAILABLE. 420cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // -- It's done implicitly in canConnectUnsafe /w the mBusy array 421cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 4220f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return OK; 423e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin} 424e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 425e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkinbool CameraService::canConnectUnsafe(int cameraId, 426e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const String16& clientPackageName, 427e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const sp<IBinder>& remoteCallback, 428e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> &client) { 429e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin String8 clientName8(clientPackageName); 430e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int callingPid = getCallingPid(); 431e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 43208ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (mClient[cameraId] != 0) { 43308ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li client = mClient[cameraId].promote(); 43408ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (client != 0) { 435e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (remoteCallback == client->getRemote()) { 43608ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li LOG1("CameraService::connect X (pid %d) (the same client)", 43708ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li callingPid); 438e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return true; 43908ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li } else { 440e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin // TODOSC: need to support 1 regular client, 441e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin // multiple shared clients here 442e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin ALOGW("CameraService::connect X (pid %d) rejected" 443e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin " (existing client).", callingPid); 444e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 4452fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li } 4462fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li } 44708ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li mClient[cameraId].clear(); 44808ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li } 44908ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li 450634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin /* 451634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mBusy is set to false as the last step of the Client destructor, 452634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin after which it is guaranteed that the Client destructor has finished ( 453634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin including any inherited destructors) 454634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 455634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin We only need this for a Client subclasses since we don't allow 456634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin multiple Clents to be opened concurrently, but multiple BasicClient 457634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin would be fine 458634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin */ 45908ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (mBusy[cameraId]) { 460ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGW("CameraService::connect X (pid %d, \"%s\") rejected" 461ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala " (camera %d is still busy).", callingPid, 462ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientName8.string(), cameraId); 463e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return false; 464e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 465e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 466e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin return true; 467e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin} 468e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 4690f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunkstatus_t CameraService::connect( 470e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const sp<ICameraClient>& cameraClient, 471e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int cameraId, 472e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin const String16& clientPackageName, 4730f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk int clientUid, 4740f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk /*out*/ 4750f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk sp<ICamera>& device) { 476e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 477e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin String8 clientName8(clientPackageName); 478e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin int callingPid = getCallingPid(); 479e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 480e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin LOG1("CameraService::connect E (pid %d \"%s\", id %d)", callingPid, 481e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin clientName8.string(), cameraId); 482e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 4830f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk status_t status = validateConnect(cameraId, /*inout*/clientUid); 4840f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk if (status != OK) { 4850f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return status; 486e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 487e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 488e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 489e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<Client> client; 490acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin { 491acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin Mutex::Autolock lock(mServiceLock); 492e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> clientTmp; 493acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin if (!canConnectUnsafe(cameraId, clientPackageName, 494acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraClient->asBinder(), 495e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin /*out*/clientTmp)) { 4960f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return -EBUSY; 497acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } else if (client.get() != NULL) { 4980f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk device = static_cast<Client*>(clientTmp.get()); 4990f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return OK; 500acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 50165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 502acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int facing = -1; 503acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 504634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 505acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // If there are other non-exclusive users of the camera, 506acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // this will tear them down before we can reuse the camera 507acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin if (isValidCameraId(cameraId)) { 508cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // transition from PRESENT -> NOT_AVAILABLE 509acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin updateStatus(ICameraServiceListener::STATUS_NOT_AVAILABLE, 510acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraId); 511acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 512bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 513acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin switch(deviceVersion) { 514acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 515acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin client = new CameraClient(this, cameraClient, 516acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin clientPackageName, cameraId, 517acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin facing, callingPid, clientUid, getpid()); 518acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 519acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 520acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 521acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_3_0: 522acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin client = new Camera2Client(this, cameraClient, 523acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin clientPackageName, cameraId, 524acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin facing, callingPid, clientUid, getpid(), 525acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin deviceVersion); 526acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 527acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case -1: 528acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Invalid camera id %d", cameraId); 5290f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return BAD_VALUE; 530acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin default: 531acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Unknown camera device HAL version: %d", deviceVersion); 5320f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return INVALID_OPERATION; 533acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 5348951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 5350f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk status_t status = connectFinishUnsafe(client, client->getRemote()); 5360f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk if (status != OK) { 537acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // this is probably not recoverable.. maybe the client can try again 538cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // OK: we can only get here if we were originally in PRESENT state 539cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin updateStatus(ICameraServiceListener::STATUS_PRESENT, cameraId); 5400f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return status; 541acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 542634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 543acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin mClient[cameraId] = client; 544acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin LOG1("CameraService::connect X (id %d, this pid is %d)", cameraId, 545acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin getpid()); 546acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 547acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // important: release the mutex here so the client can call back 548acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // into the service from its destructor (can be at the end of the call) 549bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 5500f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk device = client; 5510f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return OK; 552634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 553634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 5540f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunkstatus_t CameraService::connectFinishUnsafe(const sp<BasicClient>& client, 5550f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk const sp<IBinder>& remoteCallback) { 5560f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk status_t status = client->initialize(mModule); 5570f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk if (status != OK) { 5580f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return status; 559e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 560e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 561e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin remoteCallback->linkToDeath(this); 562e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 5630f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return OK; 564e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin} 565e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 5660f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunkstatus_t CameraService::connectPro( 567634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin const sp<IProCameraCallbacks>& cameraCb, 568c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin int cameraId, 569c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin const String16& clientPackageName, 5700f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk int clientUid, 5710f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk /*out*/ 5720f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk sp<IProCameraUser>& device) 573634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 574bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin String8 clientName8(clientPackageName); 575634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int callingPid = getCallingPid(); 576634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 577e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin LOG1("CameraService::connectPro E (pid %d \"%s\", id %d)", callingPid, 578e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin clientName8.string(), cameraId); 5790f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk status_t status = validateConnect(cameraId, /*inout*/clientUid); 5800f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk if (status != OK) { 5810f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return status; 58261ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala } 58361ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 584acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin sp<ProClient> client; 585e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin { 586acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin Mutex::Autolock lock(mServiceLock); 587acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin { 588e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client; 589acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin if (!canConnectUnsafe(cameraId, clientPackageName, 590acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraCb->asBinder(), 591acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin /*out*/client)) { 5920f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return -EBUSY; 593acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 594e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 595634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 596acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int facing = -1; 597acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 598634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 599acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin switch(deviceVersion) { 600acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 601acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Camera id %d uses HALv1, doesn't support ProCamera", 602acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraId); 60317963d16d66526288ed66c91a6744daf3acfd731Ruben Brunk return -EOPNOTSUPP; 604acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 605acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 606acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 60747110057829ba7d5c7b41fd2aa381b5f5ed811caZhijun He case CAMERA_DEVICE_API_VERSION_3_0: 608acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin client = new ProCamera2Client(this, cameraCb, String16(), 609acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin cameraId, facing, callingPid, USE_CALLING_UID, getpid()); 610acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin break; 611acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin case -1: 612acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Invalid camera id %d", cameraId); 6130f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return BAD_VALUE; 614acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin default: 615acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin ALOGE("Unknown camera device HAL version: %d", deviceVersion); 6160f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return INVALID_OPERATION; 617acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 6185861a9a98c641261c4807c976c750e4611b3a57dTyler Luu 6190f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk status_t status = connectFinishUnsafe(client, client->getRemote()); 6200f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk if (status != OK) { 6210f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return status; 622acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 623f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 624acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin mProClientList[cameraId].push(client); 625634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 626acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin LOG1("CameraService::connectPro X (id %d, this pid is %d)", cameraId, 627acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin getpid()); 628acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin } 629acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // important: release the mutex here so the client can call back 630acd695c42749f8821b0a0cc27739ddf096c6d4e8Igor Murashkin // into the service from its destructor (can be at the end of the call) 6310f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk device = client; 6320f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return OK; 633bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 634634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 6350f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunkstatus_t CameraService::connectDevice( 636e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin const sp<ICameraDeviceCallbacks>& cameraCb, 637e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int cameraId, 638e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin const String16& clientPackageName, 6390f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk int clientUid, 6400f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk /*out*/ 6410f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk sp<ICameraDeviceUser>& device) 642e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin{ 643e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 644e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin String8 clientName8(clientPackageName); 645e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int callingPid = getCallingPid(); 646e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 647e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin LOG1("CameraService::connectDevice E (pid %d \"%s\", id %d)", callingPid, 648e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin clientName8.string(), cameraId); 649e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 6500f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk status_t status = validateConnect(cameraId, /*inout*/clientUid); 6510f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk if (status != OK) { 6520f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return status; 653e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 654e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 655e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<CameraDeviceClient> client; 656e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin { 657e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin Mutex::Autolock lock(mServiceLock); 658e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin { 659e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client; 660e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (!canConnectUnsafe(cameraId, clientPackageName, 661e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraCb->asBinder(), 662e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin /*out*/client)) { 6630f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return -EBUSY; 664e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 665e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 666e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 667e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int facing = -1; 668e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 669e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 670e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // If there are other non-exclusive users of the camera, 671e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // this will tear them down before we can reuse the camera 672e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (isValidCameraId(cameraId)) { 673e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // transition from PRESENT -> NOT_AVAILABLE 674e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin updateStatus(ICameraServiceListener::STATUS_NOT_AVAILABLE, 675e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraId); 676e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 677e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 678e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin switch(deviceVersion) { 679e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 6800f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk ALOGW("Camera using old HAL version: %d", deviceVersion); 68117963d16d66526288ed66c91a6744daf3acfd731Ruben Brunk return -EOPNOTSUPP; 682e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // TODO: don't allow 2.0 Only allow 2.1 and higher 683e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 684e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 685e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case CAMERA_DEVICE_API_VERSION_3_0: 686e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin client = new CameraDeviceClient(this, cameraCb, String16(), 687e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin cameraId, facing, callingPid, USE_CALLING_UID, getpid()); 688e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin break; 689e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin case -1: 690e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin ALOGE("Invalid camera id %d", cameraId); 6910f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return BAD_VALUE; 692e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin default: 693e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin ALOGE("Unknown camera device HAL version: %d", deviceVersion); 6940f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return INVALID_OPERATION; 695e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 696e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 6970f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk status_t status = connectFinishUnsafe(client, client->getRemote()); 6980f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk if (status != OK) { 699e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // this is probably not recoverable.. maybe the client can try again 700e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // OK: we can only get here if we were originally in PRESENT state 701e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin updateStatus(ICameraServiceListener::STATUS_PRESENT, cameraId); 7020f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return status; 703e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 704e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 705e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin LOG1("CameraService::connectDevice X (id %d, this pid is %d)", cameraId, 706e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin getpid()); 707e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 708e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin mClient[cameraId] = client; 709e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 710e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // important: release the mutex here so the client can call back 711e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // into the service from its destructor (can be at the end of the call) 712e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 7130f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk device = client; 7140f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk return OK; 715e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin} 716e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 717e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 718bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinstatus_t CameraService::addListener( 719bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin const sp<ICameraServiceListener>& listener) { 720bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGV("%s: Add listener %p", __FUNCTION__, listener.get()); 721634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 722bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Mutex::Autolock lock(mServiceLock); 723bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 724bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<sp<ICameraServiceListener> >::iterator it, end; 725bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = mListenerList.begin(); it != mListenerList.end(); ++it) { 726bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if ((*it)->asBinder() == listener->asBinder()) { 727bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGW("%s: Tried to add listener %p which was already subscribed", 728bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin __FUNCTION__, listener.get()); 729bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return ALREADY_EXISTS; 730bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 731bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 732bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 733bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin mListenerList.push_back(listener); 734bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 735cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin /* Immediately signal current status to this listener only */ 736cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin { 737cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Mutex::Autolock m(mStatusMutex) ; 738cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin int numCams = getNumberOfCameras(); 739cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin for (int i = 0; i < numCams; ++i) { 740cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin listener->onStatusChanged(mStatusList[i], i); 741cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 742cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 743cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 744bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return OK; 745bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 746bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinstatus_t CameraService::removeListener( 747bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin const sp<ICameraServiceListener>& listener) { 748bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGV("%s: Remove listener %p", __FUNCTION__, listener.get()); 749bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 750bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Mutex::Autolock lock(mServiceLock); 751bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 752bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<sp<ICameraServiceListener> >::iterator it; 753bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = mListenerList.begin(); it != mListenerList.end(); ++it) { 754bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if ((*it)->asBinder() == listener->asBinder()) { 755bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin mListenerList.erase(it); 756bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return OK; 757bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 758bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 759bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 760bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGW("%s: Tried to remove a listener %p which was not subscribed", 761bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin __FUNCTION__, listener.get()); 762bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 763bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin return BAD_VALUE; 76465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 76565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 766634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinvoid CameraService::removeClientByRemote(const wp<IBinder>& remoteBinder) { 76765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 768634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::removeClientByRemote E (pid %d)", callingPid); 76965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 770ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Declare this before the lock to make absolutely sure the 771ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // destructor won't be called with the lock held. 772ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin Mutex::Autolock lock(mServiceLock); 773ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 774ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin int outIndex; 775e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client = findClientUnsafe(remoteBinder, outIndex); 776ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 777ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin if (client != 0) { 778ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Found our camera, clear and leave. 779ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin LOG1("removeClient: clear camera %d", outIndex); 780ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin mClient[outIndex].clear(); 78165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 782e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin client->getRemote()->unlinkToDeath(this); 783634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else { 784634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 785634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clientPro = findProClientUnsafe(remoteBinder); 786634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 787634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (clientPro != NULL) { 788634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // Found our camera, clear and leave. 789634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("removeClient: clear pro %p", clientPro.get()); 790634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 791634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin clientPro->getRemoteCallback()->asBinder()->unlinkToDeath(this); 792634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 793634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 794634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 795634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::removeClientByRemote X (pid %d)", callingPid); 796634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 797634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 798634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<CameraService::ProClient> CameraService::findProClientUnsafe( 799634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin const wp<IBinder>& cameraCallbacksRemote) 800634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 801634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clientPro; 802634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 803634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (int i = 0; i < mNumberOfCameras; ++i) { 804634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin Vector<size_t> removeIdx; 805634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 806634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (size_t j = 0; j < mProClientList[i].size(); ++j) { 807634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin wp<ProClient> cl = mProClientList[i][j]; 808634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 809634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clStrong = cl.promote(); 810634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (clStrong != NULL && clStrong->getRemote() == cameraCallbacksRemote) { 811634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin clientPro = clStrong; 812634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin break; 813634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else if (clStrong == NULL) { 814634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // mark to clean up dead ptr 815634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin removeIdx.push(j); 816634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 817634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 818634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 819634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // remove stale ptrs (in reverse so the indices dont change) 820634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (ssize_t j = (ssize_t)removeIdx.size() - 1; j >= 0; --j) { 821634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mProClientList[i].removeAt(removeIdx[j]); 822634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 823634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 824ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin } 825ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 826634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return clientPro; 827ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 828ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 829e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkinsp<CameraService::BasicClient> CameraService::findClientUnsafe( 830294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin const wp<IBinder>& cameraClient, int& outIndex) { 831e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client; 832ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 833ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin for (int i = 0; i < mNumberOfCameras; i++) { 83465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 83565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // This happens when we have already disconnected (or this is 83665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // just another unused camera). 83765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mClient[i] == 0) continue; 83865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 83965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Promote mClient. It can fail if we are called from this path: 840634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // Client::~Client() -> disconnect() -> removeClientByRemote(). 84165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian client = mClient[i].promote(); 84265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 843ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Clean up stale client entry 844ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin if (client == NULL) { 84565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mClient[i].clear(); 84665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian continue; 84765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 84865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 849e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin if (cameraClient == client->getRemote()) { 850ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Found our camera 851ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin outIndex = i; 852ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return client; 85365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 85465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 85565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 856ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin outIndex = -1; 857ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return NULL; 85865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 85965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 860e7ee7637747371635a85fedd24d2190bb1f38651Igor MurashkinCameraService::BasicClient* CameraService::getClientByIdUnsafe(int cameraId) { 86165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) return NULL; 862d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return mClient[cameraId].unsafe_get(); 863d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park} 864d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 865d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkMutex* CameraService::getClientLockById(int cameraId) { 866d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (cameraId < 0 || cameraId >= mNumberOfCameras) return NULL; 867d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return &mClientLock[cameraId]; 86865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 86965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 870634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<CameraService::BasicClient> CameraService::getClientByRemote( 871294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin const wp<IBinder>& cameraClient) { 872ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 873ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Declare this before the lock to make absolutely sure the 874ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // destructor won't be called with the lock held. 875634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<BasicClient> client; 876ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 877ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin Mutex::Autolock lock(mServiceLock); 878ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 879ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin int outIndex; 880ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin client = findClientUnsafe(cameraClient, outIndex); 881ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 882ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return client; 883ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 884ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 88565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::onTransact( 88665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) { 88765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Permission checks 88865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian switch (code) { 88965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian case BnCameraService::CONNECT: 890634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin case BnCameraService::CONNECT_PRO: 89165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int pid = getCallingPid(); 89265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int self_pid = getpid(); 89365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (pid != self_pid) { 89465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // we're called from a different process, do the real check 89565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!checkCallingPermission( 89665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String16("android.permission.CAMERA"))) { 89765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int uid = getCallingUid(); 89829357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Permission Denial: " 89965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian "can't use the camera pid=%d, uid=%d", pid, uid); 90065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return PERMISSION_DENIED; 90165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 90265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 90365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 90465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 90565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 90665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return BnCameraService::onTransact(code, data, reply, flags); 90765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 90865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 90965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// The reason we need this busy bit is a new CameraService::connect() request 91065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// may come in while the previous Client's destructor has not been run or is 91165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// still running. If the last strong reference of the previous Client is gone 91265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// but the destructor has not been finished, we should not allow the new Client 91365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// to be created because we need to wait for the previous Client to tear down 91465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// the hardware first. 91565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::setCameraBusy(int cameraId) { 91665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(1, &mBusy[cameraId]); 917ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 918ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("setCameraBusy cameraId=%d", cameraId); 91965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 92065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 92165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::setCameraFree(int cameraId) { 92265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(0, &mBusy[cameraId]); 923ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 924ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("setCameraFree cameraId=%d", cameraId); 92565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 92665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 92765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// We share the media players for shutter and recording sound for all clients. 92865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// A reference count is kept to determine when we will actually release the 92965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// media players. 93065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 931ff4f55c8d77e276dbcceedb4e560ca1d91ba38baChih-Chung ChangMediaPlayer* CameraService::newMediaPlayer(const char *file) { 93265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian MediaPlayer* mp = new MediaPlayer(); 9331b86fe063badb5f28c467ade39be0f4008688947Andreas Huber if (mp->setDataSource(NULL /* httpService */, file, NULL) == NO_ERROR) { 93460a78ac9535878984b0777788760b9ee7465c5e6Eino-Ville Talvala mp->setAudioStreamType(AUDIO_STREAM_ENFORCED_AUDIBLE); 93565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mp->prepare(); 93665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 93729357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Failed to load CameraService sounds: %s", file); 93865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return NULL; 93965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 94065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mp; 94165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 94265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 94365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::loadSound() { 94465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 94565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("CameraService::loadSound ref=%d", mSoundRef); 94665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mSoundRef++) return; 94765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 94865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[SOUND_SHUTTER] = newMediaPlayer("/system/media/audio/ui/camera_click.ogg"); 94965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[SOUND_RECORDING] = newMediaPlayer("/system/media/audio/ui/VideoRecord.ogg"); 95065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 95165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 95265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::releaseSound() { 95365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 95465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("CameraService::releaseSound ref=%d", mSoundRef); 95565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (--mSoundRef) return; 95665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 95765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < NUM_SOUNDS; i++) { 95865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mSoundPlayer[i] != 0) { 95965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[i]->disconnect(); 96065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[i].clear(); 96165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 96265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 96365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 96465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 96565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::playSound(sound_kind kind) { 96665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("playSound(%d)", kind); 96765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 96865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<MediaPlayer> player = mSoundPlayer[kind]; 96965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (player != 0) { 9708888a75f01d904541e409e858d23e4150ace34b6Chih-Chung Chang player->seekTo(0); 9718888a75f01d904541e409e858d23e4150ace34b6Chih-Chung Chang player->start(); 97265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 97365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 97465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 97565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 97665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 97765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::Client::Client(const sp<CameraService>& cameraService, 978b7a67942823e8339eb298238f117aaa6d7b63111Wu-cheng Li const sp<ICameraClient>& cameraClient, 979ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 980ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, int cameraFacing, 981ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, uid_t clientUid, 982ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid) : 983634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin CameraService::BasicClient(cameraService, cameraClient->asBinder(), 984ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPackageName, 985ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala cameraId, cameraFacing, 986ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPid, clientUid, 987ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala servicePid) 988634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 98965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 9902fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li LOG1("Client::Client E (pid %d, id %d)", callingPid, cameraId); 99165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 99244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mRemoteCallback = cameraClient; 9935e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala 99465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian cameraService->setCameraBusy(cameraId); 99565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian cameraService->loadSound(); 996ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 9972fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li LOG1("Client::Client X (pid %d, id %d)", callingPid, cameraId); 99865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 99965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 100065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// tear down the client 100165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::Client::~Client() { 1002d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("~Client"); 1003634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = true; 1004634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1005f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala mCameraService->releaseSound(); 1006036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin // unconditionally disconnect. function is idempotent 1007036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin Client::disconnect(); 100865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 100965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1010634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::BasicClient::BasicClient(const sp<CameraService>& cameraService, 1011ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const sp<IBinder>& remoteCallback, 1012ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 1013ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, int cameraFacing, 1014ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, uid_t clientUid, 1015ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid): 1016ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName(clientPackageName) 1017634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 1018634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraService = cameraService; 101944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mRemoteBinder = remoteCallback; 1020634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraId = cameraId; 1021634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraFacing = cameraFacing; 1022634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mClientPid = clientPid; 1023ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid = clientUid; 1024634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mServicePid = servicePid; 1025ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = false; 1026634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = false; 1027634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 1028634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1029634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::BasicClient::~BasicClient() { 1030d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("~BasicClient"); 1031634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = true; 1032634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 1033634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1034634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinvoid CameraService::BasicClient::disconnect() { 1035d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("BasicClient::disconnect"); 103644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mCameraService->removeClientByRemote(mRemoteBinder); 1037cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin // client shouldn't be able to call into us anymore 1038cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mClientPid = 0; 1039634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 1040634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1041ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalastatus_t CameraService::BasicClient::startCameraOps() { 1042ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int32_t res; 1043ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1044ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsCallback = new OpsCallback(this); 1045ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1046e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin { 1047e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin ALOGV("%s: Start camera ops, package name = %s, client UID = %d", 1048e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin __FUNCTION__, String8(mClientPackageName).string(), mClientUid); 1049e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin } 1050e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin 1051ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.startWatchingMode(AppOpsManager::OP_CAMERA, 1052ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName, mOpsCallback); 1053ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res = mAppOpsManager.startOp(AppOpsManager::OP_CAMERA, 1054ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid, mClientPackageName); 1055ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1056ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (res != AppOpsManager::MODE_ALLOWED) { 1057ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGI("Camera %d: Access for \"%s\" has been revoked", 1058ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mCameraId, String8(mClientPackageName).string()); 1059ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return PERMISSION_DENIED; 1060ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 1061ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = true; 1062ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return OK; 1063ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1064ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1065ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalastatus_t CameraService::BasicClient::finishCameraOps() { 1066ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (mOpsActive) { 1067ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.finishOp(AppOpsManager::OP_CAMERA, mClientUid, 1068ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName); 1069ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = false; 1070ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 1071ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.stopWatchingMode(mOpsCallback); 1072ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsCallback.clear(); 1073ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1074ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return OK; 1075ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1076ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1077ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::BasicClient::opChanged(int32_t op, const String16& packageName) { 1078ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala String8 name(packageName); 1079ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala String8 myName(mClientPackageName); 1080ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1081ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (op != AppOpsManager::OP_CAMERA) { 1082ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGW("Unexpected app ops notification received: %d", op); 1083ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return; 1084ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 1085ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1086ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int32_t res; 1087ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res = mAppOpsManager.checkOp(AppOpsManager::OP_CAMERA, 1088ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid, mClientPackageName); 1089ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGV("checkOp returns: %d, %s ", res, 1090ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_ALLOWED ? "ALLOWED" : 1091ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_IGNORED ? "IGNORED" : 1092ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_ERRORED ? "ERRORED" : 1093ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala "UNKNOWN"); 1094ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1095ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (res != AppOpsManager::MODE_ALLOWED) { 1096ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGI("Camera %d: Access for \"%s\" revoked", mCameraId, 1097ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala myName.string()); 1098ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // Reset the client PID to allow server-initiated disconnect, 1099ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // and to prevent further calls by client. 1100ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPid = getCallingPid(); 1101ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala notifyError(); 1102ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala disconnect(); 1103ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 1104ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1105ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 110665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 110765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1108d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkMutex* CameraService::Client::getClientLockFromCookie(void* user) { 1109377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT return gCameraService->getClientLockById((int)(intptr_t) user); 1110d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park} 1111d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 1112d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park// Provide client pointer for callbacks. Client lock returned from getClientLockFromCookie should 1113d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park// be acquired for this to be safe 1114d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkCameraService::Client* CameraService::Client::getClientFromCookie(void* user) { 1115377b2ec9a2885f9b6405b07ba900a9e3f4349c38Kévin PETIT BasicClient *basicClient = gCameraService->getClientByIdUnsafe((int)(intptr_t) user); 1116e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin // OK: only CameraClient calls this, and they already cast anyway. 1117e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin Client* client = static_cast<Client*>(basicClient); 111865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 111965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // This could happen if the Client is in the process of shutting down (the 112065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // last strong reference is gone, but the destructor hasn't finished 112165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // stopping the hardware). 1122d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (client == NULL) return NULL; 1123d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 1124d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park // destruction already started, so should not be accessed 1125d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (client->mDestructionStarted) return NULL; 112665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 112765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return client; 112865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 112965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1130ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::Client::notifyError() { 113144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mRemoteCallback->notifyCallback(CAMERA_MSG_ERROR, CAMERA_ERROR_RELEASED, 0); 1132ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1133ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1134036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin// NOTE: function is idempotent 11355e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvalavoid CameraService::Client::disconnect() { 1136d09801b99503b57c35e321ad9afa7e861e012813Eino-Ville Talvala ALOGV("Client::disconnect"); 1137634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin BasicClient::disconnect(); 11385e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala mCameraService->setCameraFree(mCameraId); 113993747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 114093747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin StatusVector rejectSourceStates; 114193747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin rejectSourceStates.push_back(ICameraServiceListener::STATUS_NOT_PRESENT); 114293747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin rejectSourceStates.push_back(ICameraServiceListener::STATUS_ENUMERATING); 114393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 114493747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin // Transition to PRESENT if the camera is not in either of above 2 states 1145cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mCameraService->updateStatus(ICameraServiceListener::STATUS_PRESENT, 114693747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin mCameraId, 114793747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin &rejectSourceStates); 1148e09591eff55fdff1868b32c3e046c62f800330fcWu-cheng Li} 1149e09591eff55fdff1868b32c3e046c62f800330fcWu-cheng Li 1150ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville TalvalaCameraService::Client::OpsCallback::OpsCallback(wp<BasicClient> client): 1151ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClient(client) { 1152ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1153ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1154ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::Client::OpsCallback::opChanged(int32_t op, 1155ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& packageName) { 1156ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala sp<BasicClient> client = mClient.promote(); 1157ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (client != NULL) { 1158ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala client->opChanged(op, packageName); 1159ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 1160ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1161ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 116265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 1163634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// IProCamera 1164634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// ---------------------------------------------------------------------------- 1165634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1166634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::ProClient::ProClient(const sp<CameraService>& cameraService, 1167ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const sp<IProCameraCallbacks>& remoteCallback, 1168ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 1169ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, 1170ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraFacing, 1171ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, 1172ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala uid_t clientUid, 1173ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid) 1174ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala : CameraService::BasicClient(cameraService, remoteCallback->asBinder(), 1175ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPackageName, cameraId, cameraFacing, 1176ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPid, clientUid, servicePid) 1177634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 1178634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mRemoteCallback = remoteCallback; 1179634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 1180634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1181634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::ProClient::~ProClient() { 1182634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 1183634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 1184ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::ProClient::notifyError() { 1185e6800cea0678dbc0bf697b44c3e4548b0253085cIgor Murashkin mRemoteCallback->notifyCallback(CAMERA_MSG_ERROR, CAMERA_ERROR_RELEASED, 0); 1186ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 1187ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 1188634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// ---------------------------------------------------------------------------- 118965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 119065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic const int kDumpLockRetries = 50; 119165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic const int kDumpLockSleep = 60000; 119265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 119365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic bool tryLock(Mutex& mutex) 119465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 119565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool locked = false; 119665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < kDumpLockRetries; ++i) { 119765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mutex.tryLock() == NO_ERROR) { 119865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian locked = true; 119965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 120065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 120165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian usleep(kDumpLockSleep); 120265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 120365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return locked; 120465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 120565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 120665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::dump(int fd, const Vector<String16>& args) { 120765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String8 result; 120865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (checkCallingPermission(String16("android.permission.DUMP")) == false) { 1209611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala result.appendFormat("Permission Denial: " 121065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian "can't dump CameraService from pid=%d, uid=%d\n", 121165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian getCallingPid(), 121265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian getCallingUid()); 121365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian write(fd, result.string(), result.size()); 121465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 121565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool locked = tryLock(mServiceLock); 121665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // failed to lock - CameraService is probably deadlocked 121765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!locked) { 1218611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala result.append("CameraService may be deadlocked\n"); 1219f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 122065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 122165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 122265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool hasClient = false; 1223f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (!mModule) { 1224f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("No camera module available!\n"); 1225f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1226f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala return NO_ERROR; 1227f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1228f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 1229f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("Camera module HAL API version: 0x%x\n", 1230f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.hal_api_version); 1231f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module API version: 0x%x\n", 1232f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.module_api_version); 1233f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module name: %s\n", 1234f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.name); 1235f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module author: %s\n", 1236f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.author); 1237f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Number of camera devices: %d\n\n", mNumberOfCameras); 1238f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 123965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < mNumberOfCameras; i++) { 1240f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("Camera %d static information:\n", i); 1241f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala camera_info info; 1242f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 1243f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala status_t rc = mModule->get_camera_info(i, &info); 1244f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (rc != OK) { 1245f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Error reading static information!\n"); 1246f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1247f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 1248f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Facing: %s\n", 1249f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala info.facing == CAMERA_FACING_BACK ? "BACK" : "FRONT"); 1250f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Orientation: %d\n", info.orientation); 1251f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala int deviceVersion; 1252f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (mModule->common.module_api_version < 1253f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala CAMERA_MODULE_API_VERSION_2_0) { 1254f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala deviceVersion = CAMERA_DEVICE_API_VERSION_1_0; 1255f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 1256f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala deviceVersion = info.device_version; 1257f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1258f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Device version: 0x%x\n", deviceVersion); 1259f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (deviceVersion >= CAMERA_DEVICE_API_VERSION_2_0) { 1260f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Device static metadata:\n"); 1261f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1262428b77a2b94b74665a47375b3fdb893b98d71269Eino-Ville Talvala dump_indented_camera_metadata(info.static_camera_characteristics, 1263428b77a2b94b74665a47375b3fdb893b98d71269Eino-Ville Talvala fd, 2, 4); 1264f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 1265f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1266f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1267f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 1268f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 1269e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin sp<BasicClient> client = mClient[i].promote(); 1270f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (client == 0) { 1271f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format(" Device is closed, no client instance\n"); 1272f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 1273f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala continue; 1274f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 127565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian hasClient = true; 1276f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format(" Device is open. Client instance dump:\n"); 1277f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 12785e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala client->dump(fd, args); 127965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 128065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!hasClient) { 1281f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("\nNo active camera clients yet.\n"); 1282f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 128365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 128465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 128565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (locked) mServiceLock.unlock(); 128665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1287ff3e31d2b100d8efd969b358b18e4405c49dd10dIgor Murashkin // Dump camera traces if there were any 1288ff3e31d2b100d8efd969b358b18e4405c49dd10dIgor Murashkin write(fd, "\n", 1); 1289ff3e31d2b100d8efd969b358b18e4405c49dd10dIgor Murashkin camera3::CameraTraces::dump(fd, args); 1290ff3e31d2b100d8efd969b358b18e4405c49dd10dIgor Murashkin 129165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // change logging level 129265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int n = args.size(); 129365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i + 1 < n; i++) { 1294611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala String16 verboseOption("-v"); 1295611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala if (args[i] == verboseOption) { 129665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String8 levelStr(args[i+1]); 129765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int level = atoi(levelStr.string()); 1298f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("\nSetting log level to %d.\n", level); 129965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian setLogLevel(level); 1300f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 130165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 130265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 1303f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 130465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 130565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return NO_ERROR; 130665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 130765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1308ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin/*virtual*/void CameraService::binderDied( 1309ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin const wp<IBinder> &who) { 1310ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1311294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin /** 1312294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin * While tempting to promote the wp<IBinder> into a sp, 1313294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin * it's actually not supported by the binder driver 1314294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin */ 1315294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin 1316ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("java clients' binder died"); 1317ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1318634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<BasicClient> cameraClient = getClientByRemote(who); 1319ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1320294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin if (cameraClient == 0) { 1321ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("java clients' binder death already cleaned up (normal case)"); 1322ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return; 1323ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin } 1324ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1325ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGW("Disconnecting camera client %p since the binder for it " 1326ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin "died (this pid %d)", cameraClient.get(), getCallingPid()); 1327ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1328ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin cameraClient->disconnect(); 1329ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1330ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 1331ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 1332bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkinvoid CameraService::updateStatus(ICameraServiceListener::Status status, 133393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin int32_t cameraId, 133493747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin const StatusVector *rejectSourceStates) { 1335bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin // do not lock mServiceLock here or can get into a deadlock from 1336bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin // connect() -> ProClient::disconnect -> updateStatus 1337bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Mutex::Autolock lock(mStatusMutex); 1338bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1339bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ICameraServiceListener::Status oldStatus = mStatusList[cameraId]; 1340bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1341bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin mStatusList[cameraId] = status; 1342bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1343bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if (oldStatus != status) { 1344bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin ALOGV("%s: Status has changed for camera ID %d from 0x%x to 0x%x", 1345bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin __FUNCTION__, cameraId, (uint32_t)oldStatus, (uint32_t)status); 1346bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1347cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (oldStatus == ICameraServiceListener::STATUS_NOT_PRESENT && 1348cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin (status != ICameraServiceListener::STATUS_PRESENT && 1349cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin status != ICameraServiceListener::STATUS_ENUMERATING)) { 1350cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 1351cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGW("%s: From NOT_PRESENT can only transition into PRESENT" 1352cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin " or ENUMERATING", __FUNCTION__); 1353cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin mStatusList[cameraId] = oldStatus; 1354cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return; 1355cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 1356cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 135793747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin if (rejectSourceStates != NULL) { 135893747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin const StatusVector &rejectList = *rejectSourceStates; 135993747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin StatusVector::const_iterator it = rejectList.begin(); 136093747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 136193747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin /** 136293747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin * Sometimes we want to conditionally do a transition. 136393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin * For example if a client disconnects, we want to go to PRESENT 136493747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin * only if we weren't already in NOT_PRESENT or ENUMERATING. 136593747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin */ 136693747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin for (; it != rejectList.end(); ++it) { 136793747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin if (oldStatus == *it) { 136893747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin ALOGV("%s: Rejecting status transition for Camera ID %d, " 136993747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin " since the source state was was in one of the bad " 137093747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin " states.", __FUNCTION__, cameraId); 137193747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin mStatusList[cameraId] = oldStatus; 137293747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin return; 137393747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin } 137493747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin } 137593747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin } 137693747b9c7724f690b3068300514c05629e0b0a3eIgor Murashkin 1377bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin /** 1378bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin * ProClients lose their exclusive lock. 1379bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin * - Done before the CameraClient can initialize the HAL device, 1380bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin * since we want to be able to close it before they get to initialize 1381bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin */ 1382bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if (status == ICameraServiceListener::STATUS_NOT_AVAILABLE) { 1383bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<wp<ProClient> > proClients(mProClientList[cameraId]); 1384bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<wp<ProClient> >::const_iterator it; 1385bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1386bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = proClients.begin(); it != proClients.end(); ++it) { 1387bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin sp<ProClient> proCl = it->promote(); 1388bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin if (proCl.get() != NULL) { 1389bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin proCl->onExclusiveLockStolen(); 1390bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1391bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1392bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1393bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1394bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin Vector<sp<ICameraServiceListener> >::const_iterator it; 1395bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin for (it = mListenerList.begin(); it != mListenerList.end(); ++it) { 1396bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin (*it)->onStatusChanged(status, cameraId); 1397bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1398bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin } 1399bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin} 1400bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 1401cba2c163555cd329f49d40658ea3ee902e94dda3Igor MurashkinICameraServiceListener::Status CameraService::getStatus(int cameraId) const { 1402cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin if (cameraId < 0 || cameraId >= MAX_CAMERAS) { 1403cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin ALOGE("%s: Invalid camera ID %d", __FUNCTION__, cameraId); 1404cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return ICameraServiceListener::STATUS_UNKNOWN; 1405cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin } 1406cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 1407cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin Mutex::Autolock al(mStatusMutex); 1408cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin return mStatusList[cameraId]; 1409cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin} 1410cba2c163555cd329f49d40658ea3ee902e94dda3Igor Murashkin 141165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; // namespace android 1412