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/*
* 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 EXAMPLE_CAMERA_H_
#define EXAMPLE_CAMERA_H_
#include <system/camera_metadata.h>
#include "Camera.h"
namespace usb_camera_hal {
/**
* UsbCamera is an example for a specific camera device. The Camera instance contains
* a specific camera device (e.g. UsbCamera) holds all specific metadata and logic about
* that device.
*/
class UsbCamera : public Camera {
public:
explicit UsbCamera(int id);
~UsbCamera();
private:
// Initialize static camera characteristics for individual device
int initStaticInfo();
int openDevice();
// Initialize whole device (templates/etc) when opened
int initDevice();
int flushDevice();
int closeDevice();
int processCaptureBuffer(const camera3_stream_buffer_t *in, camera3_stream_buffer_t *out);
// Initialize each template metadata controls
int initPreviewTemplate(Metadata m);
int initStillTemplate(Metadata m);
int initRecordTemplate(Metadata m);
int initSnapshotTemplate(Metadata m);
int initZslTemplate(Metadata m);
int initManualTemplate(Metadata m);
// Verify settings are valid for a capture with this device
bool isValidCaptureSettings(const camera_metadata_t* settings);
};
} // namespace usb_camera_hal
#endif // CAMERA_H_