CameraService.cpp revision ceb388d6c03c38b96dc41c0ea4804b749aa077c4
165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian/* 265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Copyright (C) 2008, The Android Open Source Project 465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Licensed under the Apache License, Version 2.0 (the "License"); 665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** you may not use this file except in compliance with the License. 765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** You may obtain a copy of the License at 865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** http://www.apache.org/licenses/LICENSE-2.0 1065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 1165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Unless required by applicable law or agreed to in writing, software 1265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** distributed under the License is distributed on an "AS IS" BASIS, 1365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** See the License for the specific language governing permissions and 1565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** limitations under the License. 1665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian*/ 1765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#define LOG_TAG "CameraService" 198951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev//#define LOG_NDEBUG 0 2065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <stdio.h> 2265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <sys/types.h> 2365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <pthread.h> 2465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 25ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala#include <binder/AppOpsManager.h> 2665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <binder/IPCThreadState.h> 2765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <binder/IServiceManager.h> 2865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <binder/MemoryBase.h> 2965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <binder/MemoryHeapBase.h> 3065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <cutils/atomic.h> 31b5ca4618a722a21f084fe8bfc1c2992749ccd3f0Nipun Kwatra#include <cutils/properties.h> 32df712ea86e6350f7005a02ab0e1c60c28a343ed0Mathias Agopian#include <gui/Surface.h> 3365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <hardware/hardware.h> 3465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/AudioSystem.h> 3565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <media/mediaplayer.h> 3665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Errors.h> 3765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Log.h> 3865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/String16.h> 3965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include "CameraService.h" 415e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala#include "CameraClient.h" 4261ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala#include "Camera2Client.h" 43985fd30a10f6fec4293f071fd258c4726cff5a3dIgor Murashkin#include "ProCamera2Client.h" 4465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopiannamespace android { 4665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 4865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// Logging support -- this is for debugging only 4965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// Use "adb shell dumpsys media.camera -v 1" to change it. 505e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvalavolatile int32_t gLogLevel = 0; 5165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 52b8a805261bf0282e992d3608035e47d05a898710Steve Block#define LOG1(...) ALOGD_IF(gLogLevel >= 1, __VA_ARGS__); 53b8a805261bf0282e992d3608035e47d05a898710Steve Block#define LOG2(...) ALOGD_IF(gLogLevel >= 2, __VA_ARGS__); 5465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 5565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic void setLogLevel(int level) { 5665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(level, &gLogLevel); 5765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 5865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 5965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 6065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic int getCallingPid() { 6265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return IPCThreadState::self()->getCallingPid(); 6365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 6465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic int getCallingUid() { 6665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return IPCThreadState::self()->getCallingUid(); 6765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 6865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 7065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 7165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// This is ugly and only safe if we never re-create the CameraService, but 7265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// should be ok for now. 7365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic CameraService *gCameraService; 7465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 7565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::CameraService() 76ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala :mSoundRef(0), mModule(0) 7765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 78df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("CameraService started (pid=%d)", getpid()); 798951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev gCameraService = this; 808951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev} 8165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 828951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchevvoid CameraService::onFirstRef() 838951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev{ 84634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::onFirstRef"); 85634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 868951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev BnCameraService::onFirstRef(); 8765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 888951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (hw_get_module(CAMERA_HARDWARE_MODULE_ID, 898951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev (const hw_module_t **)&mModule) < 0) { 9029357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Could not load camera HAL module"); 918951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = 0; 928951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 938951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev else { 94c0dd54f1a77fb94ae69cc3ac5944d718bb6caa28Alex Ray ALOGI("Loaded \"%s\" camera module", mModule->common.name); 958951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = mModule->get_number_of_cameras(); 968951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (mNumberOfCameras > MAX_CAMERAS) { 9729357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Number of cameras(%d) > MAX_CAMERAS(%d).", 988951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras, MAX_CAMERAS); 998951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev mNumberOfCameras = MAX_CAMERAS; 1008951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 1018951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev for (int i = 0; i < mNumberOfCameras; i++) { 1028951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev setCameraFree(i); 1038951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 10465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 10565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 10665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 10765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::~CameraService() { 10865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < mNumberOfCameras; i++) { 10965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mBusy[i]) { 11029357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("camera %d is still in use in destructor!", i); 11165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 11265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 11365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 11465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian gCameraService = NULL; 11565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 11665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 11765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianint32_t CameraService::getNumberOfCameras() { 11865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mNumberOfCameras; 11965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 12065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 12165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::getCameraInfo(int cameraId, 12265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian struct CameraInfo* cameraInfo) { 1238951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (!mModule) { 1248951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev return NO_INIT; 1258951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 1268951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 12765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) { 12865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return BAD_VALUE; 12965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 13065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1318951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev struct camera_info info; 1328951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev status_t rc = mModule->get_camera_info(cameraId, &info); 1338951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev cameraInfo->facing = info.facing; 1348951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev cameraInfo->orientation = info.orientation; 1358951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev return rc; 13665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 13765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 138634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinint CameraService::getDeviceVersion(int cameraId, int* facing) { 139634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin struct camera_info info; 140634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (mModule->get_camera_info(cameraId, &info) != OK) { 141634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return -1; 142634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 143634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 144634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int deviceVersion; 145634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (mModule->common.module_api_version >= CAMERA_MODULE_API_VERSION_2_0) { 146634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin deviceVersion = info.device_version; 147634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else { 148634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin deviceVersion = CAMERA_DEVICE_API_VERSION_1_0; 149634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 150634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 151634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (facing) { 152634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin *facing = info.facing; 153634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 154634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 155634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return deviceVersion; 156634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 157634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 15865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopiansp<ICamera> CameraService::connect( 159ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const sp<ICameraClient>& cameraClient, 160ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, 161ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 162ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientUid) { 163ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 164ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala String8 clientName8(clientPackageName); 16565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 1665861a9a98c641261c4807c976c750e4611b3a57dTyler Luu 167ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala LOG1("CameraService::connect E (pid %d \"%s\", id %d)", callingPid, 168ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientName8.string(), cameraId); 169ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 170ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (clientUid == USE_CALLING_UID) { 171ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientUid = getCallingUid(); 172ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } else { 173ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // We only trust our own process to forward client UIDs 174ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (callingPid != getpid()) { 175ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGE("CameraService::connect X (pid %d) rejected (don't trust clientUid)", 176ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala callingPid); 177ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return NULL; 178ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 179ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 18065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1818951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev if (!mModule) { 18229357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Camera HAL module not loaded"); 1838951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev return NULL; 1848951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 1858951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 18665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<Client> client; 18765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) { 18829357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("CameraService::connect X (pid %d) rejected (invalid cameraId %d).", 18965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian callingPid, cameraId); 19065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return NULL; 19165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 19265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 193a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li char value[PROPERTY_VALUE_MAX]; 194a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li property_get("sys.secpolicy.camera.disabled", value, "0"); 195a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li if (strcmp(value, "1") == 0) { 196a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li // Camera is disabled by DevicePolicyManager. 197df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("Camera is disabled. connect X (pid %d) rejected", callingPid); 198a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li return NULL; 199a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li } 200a3355430a36bbfa7b2c0d90eb30834f1c5dac337Wu-cheng Li 20165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mServiceLock); 20208ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (mClient[cameraId] != 0) { 20308ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li client = mClient[cameraId].promote(); 20408ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (client != 0) { 20508ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (cameraClient->asBinder() == client->getCameraClient()->asBinder()) { 20608ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li LOG1("CameraService::connect X (pid %d) (the same client)", 20708ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li callingPid); 20808ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li return client; 20908ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li } else { 2101d88023e1de6b9f370eb4be944dd9c4480d01f11Igor Murashkin // TODOSC: need to support 1 regular client, multiple shared clients here 21108ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li ALOGW("CameraService::connect X (pid %d) rejected (existing client).", 21208ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li callingPid); 2132fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li return NULL; 2142fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li } 2152fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li } 21608ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li mClient[cameraId].clear(); 21708ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li } 21808ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li 219634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin /* 220634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mBusy is set to false as the last step of the Client destructor, 221634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin after which it is guaranteed that the Client destructor has finished ( 222634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin including any inherited destructors) 223634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 224634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin We only need this for a Client subclasses since we don't allow 225634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin multiple Clents to be opened concurrently, but multiple BasicClient 226634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin would be fine 227634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin */ 22808ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li if (mBusy[cameraId]) { 229ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 230ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGW("CameraService::connect X (pid %d, \"%s\") rejected" 231ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala " (camera %d is still busy).", callingPid, 232ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientName8.string(), cameraId); 23308ad5efcef90e24db2863c0f85972ed05fe848a2Wu-cheng Li return NULL; 23465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 23565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 236634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int facing = -1; 237634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 238634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 239634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin switch(deviceVersion) { 240634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin case CAMERA_DEVICE_API_VERSION_1_0: 241ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala client = new CameraClient(this, cameraClient, 242ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPackageName, cameraId, 243ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala facing, callingPid, clientUid, getpid()); 244634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin break; 245634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_0: 246634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 247ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala client = new Camera2Client(this, cameraClient, 248ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPackageName, cameraId, 249ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala facing, callingPid, clientUid, getpid()); 250634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin break; 251634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin case -1: 25229357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Invalid camera id %d", cameraId); 253b7a67942823e8339eb298238f117aaa6d7b63111Wu-cheng Li return NULL; 254634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin default: 255634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("Unknown camera device HAL version: %d", deviceVersion); 256634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return NULL; 257b7a67942823e8339eb298238f117aaa6d7b63111Wu-cheng Li } 2588951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 259634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (client->initialize(mModule) != OK) { 260634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return NULL; 261634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 262634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 263634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin cameraClient->asBinder()->linkToDeath(this); 264634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 265634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mClient[cameraId] = client; 266634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::connect X (id %d, this pid is %d)", cameraId, getpid()); 267634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return client; 268634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 269634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 270634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<IProCameraUser> CameraService::connect( 271634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin const sp<IProCameraCallbacks>& cameraCb, 272634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int cameraId) 273634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 274634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int callingPid = getCallingPid(); 275634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 276634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::connectPro E (pid %d, id %d)", callingPid, cameraId); 277634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 278634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (!mModule) { 279634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("Camera HAL module not loaded"); 280634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return NULL; 281634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 282634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 283634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> client; 284634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (cameraId < 0 || cameraId >= mNumberOfCameras) { 285634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("CameraService::connectPro X (pid %d) rejected (invalid cameraId %d).", 286634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin callingPid, cameraId); 287634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return NULL; 28861ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala } 28961ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 290634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin char value[PROPERTY_VALUE_MAX]; 291634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin property_get("sys.secpolicy.camera.disabled", value, "0"); 292634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (strcmp(value, "1") == 0) { 293634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // Camera is disabled by DevicePolicyManager. 294634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGI("Camera is disabled. connect X (pid %d) rejected", callingPid); 295634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return NULL; 296634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 297634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 298634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int facing = -1; 299634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin int deviceVersion = getDeviceVersion(cameraId, &facing); 300634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 30161ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala switch(deviceVersion) { 302f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala case CAMERA_DEVICE_API_VERSION_1_0: 303634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("Camera id %d uses HALv1, doesn't support ProCamera", cameraId); 304634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return NULL; 30561ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala break; 306f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala case CAMERA_DEVICE_API_VERSION_2_0: 307985fd30a10f6fec4293f071fd258c4726cff5a3dIgor Murashkin case CAMERA_DEVICE_API_VERSION_2_1: 308ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala client = new ProCamera2Client(this, cameraCb, String16(), 309ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala cameraId, facing, callingPid, USE_CALLING_UID, getpid()); 31061ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala break; 311634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin case -1: 312634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("Invalid camera id %d", cameraId); 313634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return NULL; 314f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala default: 31561ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala ALOGE("Unknown camera device HAL version: %d", deviceVersion); 3165861a9a98c641261c4807c976c750e4611b3a57dTyler Luu return NULL; 3175861a9a98c641261c4807c976c750e4611b3a57dTyler Luu } 3185861a9a98c641261c4807c976c750e4611b3a57dTyler Luu 319f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala if (client->initialize(mModule) != OK) { 320f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala return NULL; 321f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala } 322f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 323634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mProClientList[cameraId].push(client); 324634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 325634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin cameraCb->asBinder()->linkToDeath(this); 326ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 327ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala LOG1("CameraService::connectPro X (id %d, this pid is %d)", cameraId, 328ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala getpid()); 32965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return client; 330634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 331634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 332634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return NULL; 33365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 33465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 335634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinvoid CameraService::removeClientByRemote(const wp<IBinder>& remoteBinder) { 33665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 337634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::removeClientByRemote E (pid %d)", callingPid); 33865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 339ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Declare this before the lock to make absolutely sure the 340ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // destructor won't be called with the lock held. 341ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin Mutex::Autolock lock(mServiceLock); 342ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 343ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin int outIndex; 344634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<Client> client = findClientUnsafe(remoteBinder, outIndex); 345ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 346ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin if (client != 0) { 347ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Found our camera, clear and leave. 348ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin LOG1("removeClient: clear camera %d", outIndex); 349ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin mClient[outIndex].clear(); 35065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 351ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin client->unlinkToDeath(this); 352634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else { 353634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 354634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clientPro = findProClientUnsafe(remoteBinder); 355634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 356634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (clientPro != NULL) { 357634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // Found our camera, clear and leave. 358634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("removeClient: clear pro %p", clientPro.get()); 359634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 360634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin clientPro->getRemoteCallback()->asBinder()->unlinkToDeath(this); 361634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 362634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 363634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 364634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin LOG1("CameraService::removeClientByRemote X (pid %d)", callingPid); 365634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 366634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 367634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<CameraService::ProClient> CameraService::findProClientUnsafe( 368634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin const wp<IBinder>& cameraCallbacksRemote) 369634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 370634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clientPro; 371634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 372634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (int i = 0; i < mNumberOfCameras; ++i) { 373634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin Vector<size_t> removeIdx; 374634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 375634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (size_t j = 0; j < mProClientList[i].size(); ++j) { 376634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin wp<ProClient> cl = mProClientList[i][j]; 377634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 378634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<ProClient> clStrong = cl.promote(); 379634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin if (clStrong != NULL && clStrong->getRemote() == cameraCallbacksRemote) { 380634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin clientPro = clStrong; 381634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin break; 382634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } else if (clStrong == NULL) { 383634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // mark to clean up dead ptr 384634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin removeIdx.push(j); 385634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 386634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 387634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 388634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // remove stale ptrs (in reverse so the indices dont change) 389634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin for (ssize_t j = (ssize_t)removeIdx.size() - 1; j >= 0; --j) { 390634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mProClientList[i].removeAt(removeIdx[j]); 391634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin } 392634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 393ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin } 394ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 395634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return clientPro; 396ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 397ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 398ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkinsp<CameraService::Client> CameraService::findClientUnsafe( 399294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin const wp<IBinder>& cameraClient, int& outIndex) { 400ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin sp<Client> client; 401ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 402ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin for (int i = 0; i < mNumberOfCameras; i++) { 40365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 40465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // This happens when we have already disconnected (or this is 40565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // just another unused camera). 40665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mClient[i] == 0) continue; 40765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 40865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Promote mClient. It can fail if we are called from this path: 409634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin // Client::~Client() -> disconnect() -> removeClientByRemote(). 41065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian client = mClient[i].promote(); 41165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 412ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Clean up stale client entry 413ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin if (client == NULL) { 41465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mClient[i].clear(); 41565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian continue; 41665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 41765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 418294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin if (cameraClient == client->getCameraClient()->asBinder()) { 419ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Found our camera 420ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin outIndex = i; 421ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return client; 42265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 42365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 42465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 425ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin outIndex = -1; 426ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return NULL; 42765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 42865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 429d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkCameraService::Client* CameraService::getClientByIdUnsafe(int cameraId) { 43065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (cameraId < 0 || cameraId >= mNumberOfCameras) return NULL; 431d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return mClient[cameraId].unsafe_get(); 432d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park} 433d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 434d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkMutex* CameraService::getClientLockById(int cameraId) { 435d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (cameraId < 0 || cameraId >= mNumberOfCameras) return NULL; 436d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return &mClientLock[cameraId]; 43765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 43865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 439634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinsp<CameraService::BasicClient> CameraService::getClientByRemote( 440294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin const wp<IBinder>& cameraClient) { 441ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 442ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // Declare this before the lock to make absolutely sure the 443ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin // destructor won't be called with the lock held. 444634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<BasicClient> client; 445ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 446ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin Mutex::Autolock lock(mServiceLock); 447ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 448ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin int outIndex; 449ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin client = findClientUnsafe(cameraClient, outIndex); 450ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 451ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return client; 452ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 453ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 45465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::onTransact( 45565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) { 45665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // Permission checks 45765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian switch (code) { 45865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian case BnCameraService::CONNECT: 459634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin case BnCameraService::CONNECT_PRO: 46065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int pid = getCallingPid(); 46165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int self_pid = getpid(); 46265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (pid != self_pid) { 46365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // we're called from a different process, do the real check 46465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!checkCallingPermission( 46565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String16("android.permission.CAMERA"))) { 46665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int uid = getCallingUid(); 46729357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Permission Denial: " 46865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian "can't use the camera pid=%d, uid=%d", pid, uid); 46965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return PERMISSION_DENIED; 47065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 47165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 47265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 47365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 47465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 47565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return BnCameraService::onTransact(code, data, reply, flags); 47665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 47765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 47865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// The reason we need this busy bit is a new CameraService::connect() request 47965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// may come in while the previous Client's destructor has not been run or is 48065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// still running. If the last strong reference of the previous Client is gone 48165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// but the destructor has not been finished, we should not allow the new Client 48265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// to be created because we need to wait for the previous Client to tear down 48365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// the hardware first. 48465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::setCameraBusy(int cameraId) { 48565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(1, &mBusy[cameraId]); 486ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 487ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("setCameraBusy cameraId=%d", cameraId); 48865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 48965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 49065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::setCameraFree(int cameraId) { 49165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian android_atomic_write(0, &mBusy[cameraId]); 492ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 493ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("setCameraFree cameraId=%d", cameraId); 49465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 49565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 49665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// We share the media players for shutter and recording sound for all clients. 49765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// A reference count is kept to determine when we will actually release the 49865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// media players. 49965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 500ff4f55c8d77e276dbcceedb4e560ca1d91ba38baChih-Chung ChangMediaPlayer* CameraService::newMediaPlayer(const char *file) { 50165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian MediaPlayer* mp = new MediaPlayer(); 50265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mp->setDataSource(file, NULL) == NO_ERROR) { 50360a78ac9535878984b0777788760b9ee7465c5e6Eino-Ville Talvala mp->setAudioStreamType(AUDIO_STREAM_ENFORCED_AUDIBLE); 50465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mp->prepare(); 50565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 50629357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("Failed to load CameraService sounds: %s", file); 50765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return NULL; 50865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 50965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return mp; 51065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 51165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 51265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::loadSound() { 51365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 51465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("CameraService::loadSound ref=%d", mSoundRef); 51565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mSoundRef++) return; 51665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 51765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[SOUND_SHUTTER] = newMediaPlayer("/system/media/audio/ui/camera_click.ogg"); 51865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[SOUND_RECORDING] = newMediaPlayer("/system/media/audio/ui/VideoRecord.ogg"); 51965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 52065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 52165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::releaseSound() { 52265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 52365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("CameraService::releaseSound ref=%d", mSoundRef); 52465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (--mSoundRef) return; 52565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 52665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < NUM_SOUNDS; i++) { 52765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mSoundPlayer[i] != 0) { 52865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[i]->disconnect(); 52965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mSoundPlayer[i].clear(); 53065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 53165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 53265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 53365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 53465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid CameraService::playSound(sound_kind kind) { 53565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian LOG1("playSound(%d)", kind); 53665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian Mutex::Autolock lock(mSoundLock); 53765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<MediaPlayer> player = mSoundPlayer[kind]; 53865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (player != 0) { 5398888a75f01d904541e409e858d23e4150ace34b6Chih-Chung Chang player->seekTo(0); 5408888a75f01d904541e409e858d23e4150ace34b6Chih-Chung Chang player->start(); 54165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 54265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 54365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 54465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 54565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 54665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::Client::Client(const sp<CameraService>& cameraService, 547b7a67942823e8339eb298238f117aaa6d7b63111Wu-cheng Li const sp<ICameraClient>& cameraClient, 548ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 549ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, int cameraFacing, 550ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, uid_t clientUid, 551ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid) : 552634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin CameraService::BasicClient(cameraService, cameraClient->asBinder(), 553ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPackageName, 554ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala cameraId, cameraFacing, 555ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPid, clientUid, 556ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala servicePid) 557634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 55865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int callingPid = getCallingPid(); 5592fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li LOG1("Client::Client E (pid %d, id %d)", callingPid, cameraId); 56065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 56165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mCameraClient = cameraClient; 5625e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala 56365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian cameraService->setCameraBusy(cameraId); 56465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian cameraService->loadSound(); 565ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 5662fd2440d0175ca3e196b01b7541a9e0d4ed9a694Wu-cheng Li LOG1("Client::Client X (pid %d, id %d)", callingPid, cameraId); 56765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 56865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 56965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// tear down the client 57065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias AgopianCameraService::Client::~Client() { 571634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = true; 572634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 573f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala mCameraService->releaseSound(); 574ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala finishCameraOps(); 575036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin // unconditionally disconnect. function is idempotent 576036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin Client::disconnect(); 57765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 57865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 579634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::BasicClient::BasicClient(const sp<CameraService>& cameraService, 580ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const sp<IBinder>& remoteCallback, 581ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 582ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, int cameraFacing, 583ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, uid_t clientUid, 584ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid): 585ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName(clientPackageName) 586634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 587634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraService = cameraService; 588634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mRemoteCallback = remoteCallback; 589634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraId = cameraId; 590634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraFacing = cameraFacing; 591634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mClientPid = clientPid; 592ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid = clientUid; 593634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mServicePid = servicePid; 594ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = false; 595634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = false; 596634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 597634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 598634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::BasicClient::~BasicClient() { 599634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = true; 600634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 601634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 602634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinvoid CameraService::BasicClient::disconnect() { 603634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mCameraService->removeClientByRemote(mRemoteCallback); 604634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 605634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 606ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalastatus_t CameraService::BasicClient::startCameraOps() { 607ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int32_t res; 608ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 609ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsCallback = new OpsCallback(this); 610ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 611ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.startWatchingMode(AppOpsManager::OP_CAMERA, 612ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName, mOpsCallback); 613ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res = mAppOpsManager.startOp(AppOpsManager::OP_CAMERA, 614ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid, mClientPackageName); 615ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 616ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (res != AppOpsManager::MODE_ALLOWED) { 617ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGI("Camera %d: Access for \"%s\" has been revoked", 618ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mCameraId, String8(mClientPackageName).string()); 619ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return PERMISSION_DENIED; 620ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 621ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = true; 622ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return OK; 623ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 624ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 625ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalastatus_t CameraService::BasicClient::finishCameraOps() { 626ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (mOpsActive) { 627ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.finishOp(AppOpsManager::OP_CAMERA, mClientUid, 628ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPackageName); 629ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsActive = false; 630ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 631ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mAppOpsManager.stopWatchingMode(mOpsCallback); 632ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mOpsCallback.clear(); 633ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 634ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return OK; 635ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 636ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 637ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::BasicClient::opChanged(int32_t op, const String16& packageName) { 638ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala String8 name(packageName); 639ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala String8 myName(mClientPackageName); 640ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 641ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (op != AppOpsManager::OP_CAMERA) { 642ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGW("Unexpected app ops notification received: %d", op); 643ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala return; 644ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 645ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 646ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int32_t res; 647ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res = mAppOpsManager.checkOp(AppOpsManager::OP_CAMERA, 648ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientUid, mClientPackageName); 649ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGV("checkOp returns: %d, %s ", res, 650ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_ALLOWED ? "ALLOWED" : 651ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_IGNORED ? "IGNORED" : 652ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala res == AppOpsManager::MODE_ERRORED ? "ERRORED" : 653ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala "UNKNOWN"); 654ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 655ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (res != AppOpsManager::MODE_ALLOWED) { 656ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGI("Camera %d: Access for \"%s\" revoked", mCameraId, 657ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala myName.string()); 658ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // Reset the client PID to allow server-initiated disconnect, 659ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala // and to prevent further calls by client. 660ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClientPid = getCallingPid(); 661ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala notifyError(); 662ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala disconnect(); 663ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 664ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 665ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 66665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 66765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 668d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkMutex* CameraService::Client::getClientLockFromCookie(void* user) { 669d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park return gCameraService->getClientLockById((int) user); 670d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park} 671d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 672d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park// Provide client pointer for callbacks. Client lock returned from getClientLockFromCookie should 673d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park// be acquired for this to be safe 674d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young ParkCameraService::Client* CameraService::Client::getClientFromCookie(void* user) { 675d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park Client* client = gCameraService->getClientByIdUnsafe((int) user); 67665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 67765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // This could happen if the Client is in the process of shutting down (the 67865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // last strong reference is gone, but the destructor hasn't finished 67965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // stopping the hardware). 680d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (client == NULL) return NULL; 681d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park 682d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park // destruction already started, so should not be accessed 683d8973a71a3d1dd670e5dcdf6e94ec0cd45444eecKeun young Park if (client->mDestructionStarted) return NULL; 68465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 68565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return client; 68665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 68765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 688ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::Client::notifyError() { 689ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mCameraClient->notifyCallback(CAMERA_MSG_ERROR, CAMERA_ERROR_RELEASED, 0); 690ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 691ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 692036bc3e2cfc5a11c3f7ace41088c8936dae2e946Igor Murashkin// NOTE: function is idempotent 6935e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvalavoid CameraService::Client::disconnect() { 694634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin BasicClient::disconnect(); 6955e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala mCameraService->setCameraFree(mCameraId); 696e09591eff55fdff1868b32c3e046c62f800330fcWu-cheng Li} 697e09591eff55fdff1868b32c3e046c62f800330fcWu-cheng Li 698ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville TalvalaCameraService::Client::OpsCallback::OpsCallback(wp<BasicClient> client): 699ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala mClient(client) { 700ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 701ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 702ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::Client::OpsCallback::opChanged(int32_t op, 703ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& packageName) { 704ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala sp<BasicClient> client = mClient.promote(); 705ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala if (client != NULL) { 706ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala client->opChanged(op, packageName); 707ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala } 708ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 709ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 71065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 711634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// IProCamera 712634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// ---------------------------------------------------------------------------- 713634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 714634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::ProClient::ProClient(const sp<CameraService>& cameraService, 715ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const sp<IProCameraCallbacks>& remoteCallback, 716ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala const String16& clientPackageName, 717ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraId, 718ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int cameraFacing, 719ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int clientPid, 720ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala uid_t clientUid, 721ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala int servicePid) 722ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala : CameraService::BasicClient(cameraService, remoteCallback->asBinder(), 723ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPackageName, cameraId, cameraFacing, 724ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala clientPid, clientUid, servicePid) 725634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 726634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mRemoteCallback = remoteCallback; 727634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 728634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 729634a51509ee50475f3e9f8ccf897e90fc72ded31Igor MurashkinCameraService::ProClient::~ProClient() { 730634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin mDestructionStarted = true; 731634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 732634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ProClient::disconnect(); 733634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 734634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 735634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinstatus_t CameraService::ProClient::connect(const sp<IProCameraCallbacks>& callbacks) { 736634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("%s: not implemented yet", __FUNCTION__); 737634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 738634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return INVALID_OPERATION; 739634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 740634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 741634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinvoid CameraService::ProClient::disconnect() { 742634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin BasicClient::disconnect(); 743634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 744634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 745634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinstatus_t CameraService::ProClient::initialize(camera_module_t* module) 746634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin{ 747634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGW("%s: not implemented yet", __FUNCTION__); 748634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return OK; 749634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 750634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 751634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinstatus_t CameraService::ProClient::exclusiveTryLock() { 752634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("%s: not implemented yet", __FUNCTION__); 753634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return INVALID_OPERATION; 754634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 755634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 756634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinstatus_t CameraService::ProClient::exclusiveLock() { 757634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("%s: not implemented yet", __FUNCTION__); 758634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return INVALID_OPERATION; 759634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 760634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 761634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinstatus_t CameraService::ProClient::exclusiveUnlock() { 762634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("%s: not implemented yet", __FUNCTION__); 763634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return INVALID_OPERATION; 764634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 765634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 766634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinbool CameraService::ProClient::hasExclusiveLock() { 767634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("%s: not implemented yet", __FUNCTION__); 768634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return false; 769634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 770634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 771634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinstatus_t CameraService::ProClient::submitRequest(camera_metadata_t* request, bool streaming) { 772634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("%s: not implemented yet", __FUNCTION__); 773634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 774634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin free_camera_metadata(request); 775634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 776634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return INVALID_OPERATION; 777634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 778634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 779634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinstatus_t CameraService::ProClient::cancelRequest(int requestId) { 780634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("%s: not implemented yet", __FUNCTION__); 781634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 782634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return INVALID_OPERATION; 783634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 784634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 785634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinstatus_t CameraService::ProClient::requestStream(int streamId) { 786634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("%s: not implemented yet", __FUNCTION__); 787634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 788634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return INVALID_OPERATION; 789634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 790634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 791634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkinstatus_t CameraService::ProClient::cancelStream(int streamId) { 792634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin ALOGE("%s: not implemented yet", __FUNCTION__); 793634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 794634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin return INVALID_OPERATION; 795634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin} 796634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin 797ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvalavoid CameraService::ProClient::notifyError() { 798ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala ALOGE("%s: not implemented yet", __FUNCTION__); 799ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala} 800ceb388d6c03c38b96dc41c0ea4804b749aa077c4Eino-Ville Talvala 801634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin// ---------------------------------------------------------------------------- 80265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 80365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic const int kDumpLockRetries = 50; 80465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic const int kDumpLockSleep = 60000; 80565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 80665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatic bool tryLock(Mutex& mutex) 80765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 80865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool locked = false; 80965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < kDumpLockRetries; ++i) { 81065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mutex.tryLock() == NO_ERROR) { 81165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian locked = true; 81265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 81365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 81465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian usleep(kDumpLockSleep); 81565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 81665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return locked; 81765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 81865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 81965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianstatus_t CameraService::dump(int fd, const Vector<String16>& args) { 82065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String8 result; 82165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (checkCallingPermission(String16("android.permission.DUMP")) == false) { 822611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala result.appendFormat("Permission Denial: " 82365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian "can't dump CameraService from pid=%d, uid=%d\n", 82465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian getCallingPid(), 82565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian getCallingUid()); 82665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian write(fd, result.string(), result.size()); 82765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 82865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool locked = tryLock(mServiceLock); 82965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // failed to lock - CameraService is probably deadlocked 83065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!locked) { 831611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala result.append("CameraService may be deadlocked\n"); 832f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 83365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 83465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 83565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian bool hasClient = false; 836f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (!mModule) { 837f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("No camera module available!\n"); 838f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 839f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala return NO_ERROR; 840f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 841f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 842f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("Camera module HAL API version: 0x%x\n", 843f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.hal_api_version); 844f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module API version: 0x%x\n", 845f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.module_api_version); 846f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module name: %s\n", 847f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.name); 848f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Camera module author: %s\n", 849f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala mModule->common.author); 850f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat("Number of camera devices: %d\n\n", mNumberOfCameras); 851f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 85265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i < mNumberOfCameras; i++) { 853f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("Camera %d static information:\n", i); 854f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala camera_info info; 855f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 856f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala status_t rc = mModule->get_camera_info(i, &info); 857f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (rc != OK) { 858f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Error reading static information!\n"); 859f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 860f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 861f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Facing: %s\n", 862f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala info.facing == CAMERA_FACING_BACK ? "BACK" : "FRONT"); 863f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Orientation: %d\n", info.orientation); 864f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala int deviceVersion; 865f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (mModule->common.module_api_version < 866f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala CAMERA_MODULE_API_VERSION_2_0) { 867f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala deviceVersion = CAMERA_DEVICE_API_VERSION_1_0; 868f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 869f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala deviceVersion = info.device_version; 870f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 871f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Device version: 0x%x\n", deviceVersion); 872f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (deviceVersion >= CAMERA_DEVICE_API_VERSION_2_0) { 873f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result.appendFormat(" Device static metadata:\n"); 874f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 875428b77a2b94b74665a47375b3fdb893b98d71269Eino-Ville Talvala dump_indented_camera_metadata(info.static_camera_characteristics, 876428b77a2b94b74665a47375b3fdb893b98d71269Eino-Ville Talvala fd, 2, 4); 877f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } else { 878f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 879f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 880f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 881f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 88265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sp<Client> client = mClient[i].promote(); 883f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala if (client == 0) { 884f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format(" Device is closed, no client instance\n"); 885f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 886f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala continue; 887f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala } 88865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian hasClient = true; 889f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format(" Device is open. Client instance dump:\n"); 890f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 8915e08d60617fc63c2e41f9069ff89f5c00db2617dEino-Ville Talvala client->dump(fd, args); 89265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 89365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!hasClient) { 894f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("\nNo active camera clients yet.\n"); 895f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 89665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 89765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 89865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (locked) mServiceLock.unlock(); 89965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 90065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // change logging level 90165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int n = args.size(); 90265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian for (int i = 0; i + 1 < n; i++) { 903611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala String16 verboseOption("-v"); 904611f61998863d3a3ffae4e5f2b723b7319c59ddfEino-Ville Talvala if (args[i] == verboseOption) { 90565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian String8 levelStr(args[i+1]); 90665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int level = atoi(levelStr.string()); 907f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala result = String8::format("\nSetting log level to %d.\n", level); 90865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian setLogLevel(level); 909f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala write(fd, result.string(), result.size()); 91065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 91165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 912f5926136ad328e95a79336b051d6f853443eaab9Eino-Ville Talvala 91365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 91465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return NO_ERROR; 91565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 91665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 917ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin/*virtual*/void CameraService::binderDied( 918ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin const wp<IBinder> &who) { 919ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 920294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin /** 921294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin * While tempting to promote the wp<IBinder> into a sp, 922294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin * it's actually not supported by the binder driver 923294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin */ 924294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin 925ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("java clients' binder died"); 926ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 927634a51509ee50475f3e9f8ccf897e90fc72ded31Igor Murashkin sp<BasicClient> cameraClient = getClientByRemote(who); 928ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 929294d0eca9eabfaa3ef0ee8bee7ccf3eaaa925e41Igor Murashkin if (cameraClient == 0) { 930ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGV("java clients' binder death already cleaned up (normal case)"); 931ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin return; 932ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin } 933ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 934ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin ALOGW("Disconnecting camera client %p since the binder for it " 935ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin "died (this pid %d)", cameraClient.get(), getCallingPid()); 936ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 937ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin cameraClient->disconnect(); 938ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 939ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin} 940ecf17e82505fdb60d59e00b6dd59036df93de655Igor Murashkin 94165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; // namespace android 942