video.h

motion motion

/*	video.h
 *
 *	Include file for video.c
 *      Copyright 2000 by Jeroen Vreeken ([e-mail])
 *      This software is distributed under the GNU public license version 2
 *      See also the file 'COPYING'.
 *
 */

#ifndef _INCLUDE_VIDEO_H
#define _INCLUDE_VIDEO_H

#define _LINUX_TIME_H 1
#ifndef WITHOUT_V4L
#include <linux/videodev.h>
#endif

/* video4linux stuff */
#define NORM_DEFAULT    0
#define NORM_PAL        0
#define NORM_NTSC       1
#define NORM_SECAM      2
#define NORM_PAL_NC	3
#define IN_DEFAULT      8
#define IN_TV           0
#define IN_COMPOSITE    1
#define IN_COMPOSITE2   2
#define IN_SVIDEO       3

/* video4linux error codes */
#define V4L_GENERAL_ERROR    0x01	/* binary 000001 */
#define V4L_BTTVLOST_ERROR   0x05	/* binary 000101 */
#define V4L_FATAL_ERROR      -1

#define VIDEO_DEVICE "/dev/video0"

struct video_dev {
	struct video_dev *next;
	int usage_count;
	int fd;
	const char *video_device;
	int input;
	int width;
	int height;
	int brightness;
	int contrast;
	int saturation;
	int hue;
	unsigned long freq;
	int tuner_number;

	pthread_mutex_t mutex;
	pthread_mutexattr_t attr;
	int owner;
	int frames;

	/* Device type specific stuff: */
#ifndef WITHOUT_V4L
	/* v4l */
	int v4l2;
	void *v4l2_private;

	int size_map;
	int v4l_fmt;
	unsigned char *v4l_buffers[2];
	int v4l_curbuffer;
	int v4l_maxbuffer;
	int v4l_bufsize;
#endif
};

/* video functions, video_common.c */
int vid_start(struct context *);
int vid_next(struct context *, unsigned char *map);
void vid_close(struct context *cnt);
void vid_cleanup(void);
void vid_init(void);
void conv_yuv422to420p(unsigned char *map, unsigned char *cap_map, int width, int height);
void conv_uyvyto420p(unsigned char *map, unsigned char *cap_map, unsigned int width, unsigned int height);
void conv_rgb24toyuv420p(unsigned char *map, unsigned char *cap_map, int width, int height);
int conv_jpeg2yuv420(struct context *cnt, unsigned char *dst, netcam_buff * buff, int width, int height);
int sonix_decompress(unsigned char *outp, unsigned char *inp,int width, int height);
void bayer2rgb24(unsigned char *dst, unsigned char *src, long int width, long int height);
int vid_do_autobright(struct context *cnt, struct video_dev *viddev);
#ifdef MJPEGT 
void mjpegtoyuv420p(unsigned char *map, unsigned char *cap_map, int width, int height, unsigned int size);
#endif

#ifndef WITHOUT_V4L
/* video functions, video.c */
int vid_startpipe(const char *dev_name, int width, int height, int);
int vid_putpipe(int dev, unsigned char *image, int);
unsigned char *v4l_start(struct context *cnt, struct video_dev *viddev, int width, int height,
			 int input, int norm, unsigned long freq, int tuner_number);
void v4l_set_input(struct context *cnt, struct video_dev *viddev, unsigned char *map, int width, int height, int input,
		   int norm, int skip, unsigned long freq, int tuner_number);
int v4l_next(struct video_dev *viddev, unsigned char *map, int width, int height);

/* video2.c */
unsigned char *v4l2_start(struct context *cnt, struct video_dev *viddev, int width, int height,
			  int input, int norm, unsigned long freq, int tuner_number);
void v4l2_set_input(struct context *cnt, struct video_dev *viddev, unsigned char *map, int width, int height,
		    struct config *conf);
int v4l2_next(struct context *cnt, struct video_dev *viddev, unsigned char *map, int width, int height);
void v4l2_close(struct video_dev *viddev);
void v4l2_cleanup(struct video_dev *viddev);

#endif

#endif				/* _INCLUDE_VIDEO_H */