/*
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* Copyright (c) 2021 by Allwinnertech Co., Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef V4L2_CAMERA_HAL_V4L2_CAMERA_HAL_H_
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#define V4L2_CAMERA_HAL_V4L2_CAMERA_HAL_H_
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#include "common.h"
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#ifdef LOG_NDEBUG
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#undef LOG_NDEBUG
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#endif
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#if DBG_CAMERA_HAL
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#undef NDEBUG
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#define LOG_NDEBUG 0
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#else
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#define LOG_NDEBUG 1
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#endif
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#include <hardware/camera_common.h>
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#include <hardware/hardware.h>
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#include <vector>
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#include <memory>
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#include "camera.h"
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#include "camera_config.h"
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#include "v4l2_camera.h"
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namespace v4l2_camera_hal {
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/*
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* V4L2CameraHAL contains all module state that isn't specific to an
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* individual camera device. This class is based off of the sample
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* default CameraHAL from /hardware/libhardware/modules/camera.
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*/
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class V4L2CameraHAL {
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public:
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V4L2CameraHAL();
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~V4L2CameraHAL();
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// Camera Module Interface (see <hardware/camera_common.h>).
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int getNumberOfCameras();
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int getCameraInfo(int camera_id, camera_info_t* info);
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int setCallbacks(const camera_module_callbacks_t* callbacks);
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void getVendorTagOps(vendor_tag_ops_t* ops);
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int openLegacy(const hw_module_t* module,
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const char* id,
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uint32_t halVersion,
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hw_device_t** device);
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int setTorchMode(const char* camera_id, bool enabled);
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// Hardware Module Interface (see <hardware/hardware.h>).
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int openDevice(const hw_module_t* mod, const char* name, hw_device_t** dev);
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private:
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// Vector of cameras.
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std::vector<default_camera_hal::Camera *> mCameras;
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// Callback handle.
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const camera_module_callbacks_t* mCallbacks;
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std::vector<std::shared_ptr<CCameraConfig>> mCameraConfig;
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bool hal_merge_stream_flag;
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DISALLOW_COPY_AND_ASSIGN(V4L2CameraHAL);
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};
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} // namespace v4l2_camera_hal
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extern camera_module_t HAL_MODULE_INFO_SYM;
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#endif // V4L2_CAMERA_HAL_V4L2_CAMERA_HAL_H_
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