1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef CAMERA_HAL_H_ 18 #define CAMERA_HAL_H_ 19 20 #include <cutils/bitops.h> 21 #include <hardware/hardware.h> 22 #include <hardware/camera_common.h> 23 #include "Camera.h" 24 25 namespace default_camera_hal { 26 // CameraHAL contains all module state that isn't specific to an individual 27 // camera device. 28 class CameraHAL { 29 public: 30 CameraHAL(int num_cameras); 31 ~CameraHAL(); 32 33 // Camera Module Interface (see <hardware/camera_common.h>) 34 int getNumberOfCameras(); 35 int getCameraInfo(int camera_id, struct camera_info *info); 36 int setCallbacks(const camera_module_callbacks_t *callbacks); 37 38 // Hardware Module Interface (see <hardware/hardware.h>) 39 int open(const hw_module_t* mod, const char* name, hw_device_t** dev); 40 41 private: 42 // Number of cameras 43 const int mNumberOfCameras; 44 // Callback handle 45 const camera_module_callbacks_t *mCallbacks; 46 // Array of camera devices, contains mNumberOfCameras device pointers 47 Camera **mCameras; 48 }; 49 } // namespace default_camera_hal 50 51 #endif // CAMERA_HAL_H_ 52