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Diffstat (limited to 'services/camera/libcameraservice/common/CameraModule.h')
-rw-r--r-- | services/camera/libcameraservice/common/CameraModule.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/services/camera/libcameraservice/common/CameraModule.h b/services/camera/libcameraservice/common/CameraModule.h new file mode 100644 index 0000000..e285b21 --- /dev/null +++ b/services/camera/libcameraservice/common/CameraModule.h @@ -0,0 +1,66 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef ANDROID_SERVERS_CAMERA_CAMERAMODULE_H +#define ANDROID_SERVERS_CAMERA_CAMERAMODULE_H + +#include <hardware/camera.h> +#include <camera/CameraMetadata.h> +#include <utils/Mutex.h> +#include <utils/KeyedVector.h> + +namespace android { +/** + * A wrapper class for HAL camera module. + * + * This class wraps camera_module_t returned from HAL to provide a wrapped + * get_camera_info implementation which CameraService generates some + * camera characteristics keys defined in newer HAL version on an older HAL. + */ +class CameraModule { +public: + CameraModule(camera_module_t *module); + + int getCameraInfo(int cameraId, struct camera_info *info); + int getNumberOfCameras(void); + int open(const char* id, struct hw_device_t** device); + int openLegacy(const char* id, uint32_t halVersion, struct hw_device_t** device); + int setCallbacks(const camera_module_callbacks_t *callbacks); + bool isVendorTagDefined(); + void getVendorTagOps(vendor_tag_ops_t* ops); + int setTorchMode(const char* camera_id, bool enable); + uint16_t getModuleApiVersion(); + const char* getModuleName(); + uint16_t getHalApiVersion(); + const char* getModuleAuthor(); + // Only used by CameraModuleFixture native test. Do NOT use elsewhere. + void *getDso(); + +private: + // Derive camera characteristics keys defined after HAL device version + static void deriveCameraCharacteristicsKeys(uint32_t deviceVersion, CameraMetadata &chars); + status_t filterOpenErrorCode(status_t err); + + camera_module_t *mModule; + KeyedVector<int, camera_info> mCameraInfoMap; + KeyedVector<int, CameraMetadata> mCameraCharacteristicsMap; + Mutex mCameraInfoLock; +}; + +} // namespace android + +#endif + |