#ifndef _VIDEODEVICE_V4L2_H_
#define _VIDEODEVICE_V4L2_H_

#include "video.h"


class VideoDevice_V4L2 : public VideoDevice {
    private:
       	int inbuffer_idx;
    	VideoInBuffer inbuffer[VDEV_INBUFFERS];
       	struct v4l2_cropcap cropcap;
	    struct v4l2_crop crop;
    	struct v4l2_format fmt;

        int fd;     // filedescriptor to the video device file
        int cfd;    // filedescriptor to the ctrl video device file

        int Open();
        int Close();
        int UnInit();
        int InitMMap();
        int xioctl(int fd, int request, void *arg);
    protected:
    public:
        VideoDevice_V4L2();
        ~VideoDevice_V4L2();

        int SetDevice(std::string newdevice, std::string newcdevice, int nwidth, int nheight, uint32_t pixfmt);
        int SetIOMode(int newiomode);
        int Start();
        int Stop();
        int GetFrame (VideoFrame *destframe, VideoFrameFloat *destfloat);
    	int SetDevCtrl(unsigned int id, int value);
    	int GetDevCtrl(unsigned int id, int *value);

        void PrintCaps(uint32_t caps);
        void PrintFmt(struct v4l2_format *f);
};


#endif