CameraBase.h revision f86177dd930680bf939ef33b9977db27628d7aff
1c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin/* 2c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * Copyright (C) 2013 The Android Open Source Project 3c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * 4c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * Licensed under the Apache License, Version 2.0 (the "License"); 5c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * you may not use this file except in compliance with the License. 6c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * You may obtain a copy of the License at 7c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * 8c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * http://www.apache.org/licenses/LICENSE-2.0 9c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * 10c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * Unless required by applicable law or agreed to in writing, software 11c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * distributed under the License is distributed on an "AS IS" BASIS, 12c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * See the License for the specific language governing permissions and 14c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * limitations under the License. 15c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin */ 16c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 17c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin#ifndef ANDROID_HARDWARE_CAMERA_BASE_H 18c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin#define ANDROID_HARDWARE_CAMERA_BASE_H 19c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 20c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin#include <utils/Mutex.h> 21c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 22c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkinstruct camera_frame_metadata; 23c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 24c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkinnamespace android { 25c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 26d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvalanamespace hardware { 27d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala 28d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala 29d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvalaclass ICameraService; 30d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvalaclass ICameraServiceListener; 31d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala 32d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvalastruct CameraInfo : public android::Parcelable { 33c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin /** 34c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * The direction that the camera faces to. It should be CAMERA_FACING_BACK 35c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * or CAMERA_FACING_FRONT. 36c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin */ 37c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin int facing; 38c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 39c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin /** 40c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * The orientation of the camera image. The value is the angle that the 41c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * camera image needs to be rotated clockwise so it shows correctly on the 42c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * display in its natural orientation. It should be 0, 90, 180, or 270. 43c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * 44c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * For example, suppose a device has a naturally tall screen. The 45c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * back-facing camera sensor is mounted in landscape. You are looking at 46c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * the screen. If the top side of the camera sensor is aligned with the 47c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * right edge of the screen in natural orientation, the value should be 48c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * 90. If the top side of a front-facing camera sensor is aligned with the 49c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin * right of the screen, the value should be 270. 50c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin */ 51c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin int orientation; 52d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala 53d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala virtual status_t writeToParcel(Parcel* parcel) const; 54d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala virtual status_t readFromParcel(const Parcel* parcel); 55d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala 56c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin}; 57c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 58d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala} // namespace hardware 59d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala 60d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvalausing hardware::CameraInfo; 61d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala 62d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala 63c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkintemplate <typename TCam> 64c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkinstruct CameraTraits { 65c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin}; 66c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 67c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkintemplate <typename TCam, typename TCamTraits = CameraTraits<TCam> > 68c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkinclass CameraBase : public IBinder::DeathRecipient 69c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin{ 70c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkinpublic: 710f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk typedef typename TCamTraits::TCamListener TCamListener; 720f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk typedef typename TCamTraits::TCamUser TCamUser; 730f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk typedef typename TCamTraits::TCamCallbacks TCamCallbacks; 740f61d8f14aa368c9cd7076528e8096e10ed100a0Ruben Brunk typedef typename TCamTraits::TCamConnectService TCamConnectService; 75c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 76c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin static sp<TCam> connect(int cameraId, 77c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin const String16& clientPackageName, 7898a668f6ea51e4d894d2ebb61a0e18287fb14008Chien-Yu Chen int clientUid, int clientPid); 79c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin virtual void disconnect(); 80c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 81c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin void setListener(const sp<TCamListener>& listener); 82c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 83c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin static int getNumberOfCameras(); 84c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 85c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin static status_t getCameraInfo(int cameraId, 86c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin /*out*/ 87d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala struct hardware::CameraInfo* cameraInfo); 88c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 89bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin static status_t addServiceListener( 90d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala const sp<::android::hardware::ICameraServiceListener>& listener); 91bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 92bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin static status_t removeServiceListener( 93d56db1d2bee182d1851097a9c712712fc094d117Eino-Ville Talvala const sp<::android::hardware::ICameraServiceListener>& listener); 94bfc9915f482520eb9676c6d2dbf7f1ac078d937dIgor Murashkin 95c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin sp<TCamUser> remote(); 96c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 97c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin // Status is set to 'UNKNOWN_ERROR' after successful (re)connection 98c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin status_t getStatus(); 99c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 100c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkinprotected: 101c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin CameraBase(int cameraId); 102c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin virtual ~CameraBase(); 103c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 104c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin //////////////////////////////////////////////////////// 105c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin // TCamCallbacks implementation 106c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin //////////////////////////////////////////////////////// 107c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin virtual void notifyCallback(int32_t msgType, int32_t ext, 108c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin int32_t ext2); 109c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 110c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin //////////////////////////////////////////////////////// 111c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin // Common instance variables 112c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin //////////////////////////////////////////////////////// 113c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin Mutex mLock; 114c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 115c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin virtual void binderDied(const wp<IBinder>& who); 116c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 117c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin // helper function to obtain camera service handle 118f86177dd930680bf939ef33b9977db27628d7affEino-Ville Talvala static const sp<::android::hardware::ICameraService> getCameraService(); 119c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 120c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin sp<TCamUser> mCamera; 121c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin status_t mStatus; 122c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 123c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin sp<TCamListener> mListener; 124c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 125c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin const int mCameraId; 126c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 127fa4cf9d310685b4c25877cba772ff7da84caf517Igor Murashkin typedef CameraBase<TCam> CameraBaseT; 128c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin}; 129c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 130c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin}; // namespace android 131c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin 132c073ba525404f3416c2824c435d3d926a9892f1bIgor Murashkin#endif 133