144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin/* 244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * Copyright (C) 2013 The Android Open Source Project 344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * 444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * Licensed under the Apache License, Version 2.0 (the "License"); 544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * you may not use this file except in compliance with the License. 644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * You may obtain a copy of the License at 744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * 844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * http://www.apache.org/licenses/LICENSE-2.0 944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * 1044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * Unless required by applicable law or agreed to in writing, software 1144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * distributed under the License is distributed on an "AS IS" BASIS, 1244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * See the License for the specific language governing permissions and 1444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * limitations under the License. 1544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin */ 1644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 1744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin#ifndef ANDROID_SERVERS_CAMERA_CAMERA2CLIENT_BASE_H 1844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin#define ANDROID_SERVERS_CAMERA_CAMERA2CLIENT_BASE_H 1944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 207b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala#include "common/CameraDeviceBase.h" 2144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 2244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkinnamespace android { 2344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 2444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkinclass IMemory; 2544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 267b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvalaclass CameraService; 277b82efe7a376c882f8f938e1c41b8311a8cdda4aEino-Ville Talvala 2844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkintemplate <typename TClientBase> 2944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkinclass Camera2ClientBase : 3044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin public TClientBase, 3144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin public CameraDeviceBase::NotificationListener 3244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin{ 3344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkinpublic: 3444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin typedef typename TClientBase::TCamCallbacks TCamCallbacks; 3544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 3644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin /** 3744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * Base binder interface (see ICamera/IProCameraUser for details) 3844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin */ 3944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual status_t connect(const sp<TCamCallbacks>& callbacks); 4044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual void disconnect(); 4144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 4244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin /** 4344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * Interface used by CameraService 4444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin */ 4544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 4644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin // TODO: too many params, move into a ClientArgs<T> 4744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin Camera2ClientBase(const sp<CameraService>& cameraService, 4844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin const sp<TCamCallbacks>& remoteCallback, 4944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin const String16& clientPackageName, 5044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin int cameraId, 5144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin int cameraFacing, 5244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin int clientPid, 5344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin uid_t clientUid, 5444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin int servicePid); 5544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual ~Camera2ClientBase(); 5644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 5744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual status_t initialize(camera_module_t *module); 5844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual status_t dump(int fd, const Vector<String16>& args); 5944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 6044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin /** 6144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * CameraDeviceBase::NotificationListener implementation 6244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin */ 6344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 6444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual void notifyError(int errorCode, int arg1, int arg2); 65f1e98d857ec377f2c9b916073d40732e6ebb7cedEino-Ville Talvala virtual void notifyIdle(); 66f1e98d857ec377f2c9b916073d40732e6ebb7cedEino-Ville Talvala virtual void notifyShutter(int requestId, nsecs_t timestamp); 6744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual void notifyAutoFocus(uint8_t newState, int triggerId); 6844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual void notifyAutoExposure(uint8_t newState, int triggerId); 6944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual void notifyAutoWhitebalance(uint8_t newState, 7044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin int triggerId); 7144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 7244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 7344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin int getCameraId() const; 7444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin const sp<CameraDeviceBase>& 7544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin getCameraDevice(); 7644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin const sp<CameraService>& 7744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin getCameraService(); 7844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 7944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin /** 8044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin * Interface used by independent components of CameraClient2Base. 8144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin */ 8244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 8344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin // Simple class to ensure that access to TCamCallbacks is serialized 8444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin // by requiring mRemoteCallbackLock to be locked before access to 8544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin // mRemoteCallback is possible. 8644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin class SharedCameraCallbacks { 8744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin public: 8844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin class Lock { 8944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin public: 9044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin Lock(SharedCameraCallbacks &client); 9144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin ~Lock(); 9244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin sp<TCamCallbacks> &mRemoteCallback; 9344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin private: 9444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin SharedCameraCallbacks &mSharedClient; 9544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin }; 9644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin SharedCameraCallbacks(const sp<TCamCallbacks>& client); 9744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin SharedCameraCallbacks& operator=(const sp<TCamCallbacks>& client); 9844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin void clear(); 9944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin private: 10044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin sp<TCamCallbacks> mRemoteCallback; 10144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mutable Mutex mRemoteCallbackLock; 10244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin } mSharedCameraCallbacks; 10344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 10444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkinprotected: 10544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 106e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin virtual sp<IBinder> asBinderWrapper() { 107e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin return IInterface::asBinder(); 108e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin } 109e7ee7637747371635a85fedd24d2190bb1f38651Igor Murashkin 11044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual status_t dumpDevice(int fd, const Vector<String16>& args); 11144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 11244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin /** Binder client interface-related private members */ 11344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 11444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin // Mutex that must be locked by methods implementing the binder client 11544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin // interface. Ensures serialization between incoming client calls. 11644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin // All methods in this class hierarchy that append 'L' to the name assume 11744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin // that mBinderSerializationLock is locked when they're called 11844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin mutable Mutex mBinderSerializationLock; 11944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 12044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin /** CameraDeviceBase instance wrapping HAL2+ entry */ 12144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 12244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin sp<CameraDeviceBase> mDevice; 12344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 12444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin /** Utility members */ 12544cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 12644cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin // Verify that caller is the owner of the camera 12744cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin status_t checkPid(const char *checkLocation) const; 12844cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 12944cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin virtual void detachDevice(); 13044cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin}; 13144cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 13244cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin}; // namespace android 13344cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin 13444cfcf00b9008c1c04f4c8277c6c06af039fd976Igor Murashkin#endif 135