#include "convert.h"
#include "videodev-dummy.h"

VideoDev_Dummy::VideoDev_Dummy() {
	printf ("%s:%d %s\n", __FILE__, __LINE__, __FUNCTION__);
};


VideoDev_Dummy::~VideoDev_Dummy() {
	printf ("%s:%d %s\n", __FILE__, __LINE__, __FUNCTION__);
	if (running > 0) 	CaptureStop();
}



/*
 * return a list of /dev/video* devices found on the system, and read out its human friendly name
 * output will be a lit of: "V4L2 /dev/videoX [Name]"
 */
int VideoDev_Dummy::GetDeviceList(std::list<std::string> *list) {
	std::string device;
	int devnum;

	printf ("%s:%d %s\n", __FILE__, __LINE__, __FUNCTION__);

	if (list == NULL) return 0;

	return 1;
}



/*
 * Open Device
 * prepare the buffer, InitMMAP and read all controls
 */
int VideoDev_Dummy::Open() {
	printf ("%s:%d %s\n", __FILE__, __LINE__, __FUNCTION__);
	return VDEV_STATUS_OK;
};


/*
 * Close Device
 * Free videobuffer
 */
int VideoDev_Dummy::Close() {
	printf ("%s:%d %s\n", __FILE__, __LINE__, __FUNCTION__);
	return VDEV_STATUS_OK;
};



/*****************************************************************************************************
 * VideoGrabbing
 */


/*
 * send the start capture signal to the cam
 */
int VideoDev_Dummy::CaptureStart() {
	printf ("%s:%d %s\n", __FILE__, __LINE__, __FUNCTION__);
	return VDEV_STATUS_OK;
};


int VideoDev_Dummy::CaptureStop() {
	printf ("%s:%d %s\n", __FILE__, __LINE__, __FUNCTION__);
	return VDEV_STATUS_OK;
};


/*
 * try to grab one frame and convert it into RGB32.
 * If something goes wrong return an error code.
 * Return code VDEV_STATUS_AGAIN is not an error. There was no video image ready to read.
 */
int VideoDev_Dummy::Grab(VideoFrame *vf) {
	return VDEV_STATUS_OK;
}





/*****************************************************************************************************
 * Controls
 */

/*
 * set video control identified by id
 */
int VideoDev_Dummy::SetDevCtrl(unsigned int id, int value) {
	return VDEV_STATUS_OK;
};


/*
 * get video control identified by id
 */
int VideoDev_Dummy::GetDevCtrl(unsigned int id, int *value) {
	return VDEV_STATUS_OK;
};