046205c058
* Basic skeleton of usb camera hal implementation * Vendor tag is not supported yet * Further usb camera hal implementation can be filled into UsbCamera.cpp * Hot plug thread need to be implemented Change-Id: Ida63b6d640e32192f5b60a280d9d5106d80e523f
60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
/*
|
|
* 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 CAMERA_HAL_H_
|
|
#define CAMERA_HAL_H_
|
|
|
|
#include <hardware/hardware.h>
|
|
#include <hardware/camera_common.h>
|
|
#include <utils/Vector.h>
|
|
#include <utils/Mutex.h>
|
|
#include "HotplugThread.h"
|
|
#include "Camera.h"
|
|
|
|
namespace usb_camera_hal {
|
|
|
|
class HotplugThread;
|
|
|
|
/**
|
|
* CameraHAL contains all module state that isn't specific to an individual camera device
|
|
*/
|
|
class CameraHAL {
|
|
public:
|
|
CameraHAL();
|
|
~CameraHAL();
|
|
|
|
// Camera Module Interface (see <hardware/camera_common.h>)
|
|
int getNumberOfCameras();
|
|
int getCameraInfo(int camera_id, struct camera_info *info);
|
|
int setCallbacks(const camera_module_callbacks_t *callbacks);
|
|
void getVendorTagOps(vendor_tag_ops_t* ops);
|
|
|
|
// Hardware Module Interface (see <hardware/hardware.h>)
|
|
int open(const hw_module_t* mod, const char* name, hw_device_t** dev);
|
|
|
|
private:
|
|
// Callback handle
|
|
const camera_module_callbacks_t *mCallbacks;
|
|
android::Vector<Camera*> mCameras;
|
|
// Lock to protect the module method calls.
|
|
android::Mutex mModuleLock;
|
|
// Hot plug thread managing camera hot plug.
|
|
HotplugThread *mHotplugThread;
|
|
|
|
};
|
|
} // namespace usb_camera_hal
|
|
|
|
#endif // CAMERA_HAL_H_
|