vhook/fish.c File Reference

#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdarg.h>
#include <string.h>
#include <time.h>
#include <stdio.h>
#include <dirent.h>
#include "libavformat/avformat.h"
#include "libavformat/framehook.h"
#include "libavcodec/dsputil.h"
#include "libswscale/swscale.h"

Go to the source code of this file.

Data Structures
struct	HSV
struct	ContextInfo
	Context info for this vhook - stores the pipe and image buffers. More...
Defines
#define	SCALEBITS   10
#define	ONE_HALF   (1 << (SCALEBITS - 1))
#define	FIX(x)   ((int) ((x) * (1<<SCALEBITS) + 0.5))
#define	YUV_TO_RGB1_CCIR(cb1, cr1)
#define	YUV_TO_RGB2_CCIR(r, g, b, y1)
Functions
static void	dorange (const char *s, int *first, int *second, int maxval)
void	Release (void *ctx)
int	Configure (void **ctxp, int argc, char *argv[])
static void	get_hsv (HSV *hsv, int r, int g, int b)
void	Process (void *ctx, AVPicture *picture, enum PixelFormat pix_fmt, int width, int height, int64_t pts)
Variables
static int	sws_flags = SWS_BICUBIC

---

Define Documentation

#define FIX

(

x

)

((int) ((x) * (1<<SCALEBITS) + 0.5))

Definition at line 57 of file fish.c.

#define ONE_HALF   (1 << (SCALEBITS - 1))

Definition at line 56 of file fish.c.

#define SCALEBITS   10

Definition at line 55 of file fish.c.

#define YUV_TO_RGB1_CCIR	(	cb1,
		cr1		)

Value:

{\
    cb = (cb1) - 128;\
    cr = (cr1) - 128;\
    r_add = FIX(1.40200*255.0/224.0) * cr + ONE_HALF;\
    g_add = - FIX(0.34414*255.0/224.0) * cb - FIX(0.71414*255.0/224.0) * cr + \
                    ONE_HALF;\
    b_add = FIX(1.77200*255.0/224.0) * cb + ONE_HALF;\
}

Definition at line 59 of file fish.c.

#define YUV_TO_RGB2_CCIR	(	r,
		g,
		b,
		y1		)

Value:

{\
    yt = ((y1) - 16) * FIX(255.0/219.0);\
    r = cm[(yt + r_add) >> SCALEBITS];\
    g = cm[(yt + g_add) >> SCALEBITS];\
    b = cm[(yt + b_add) >> SCALEBITS];\
}

Definition at line 69 of file fish.c.

---

Function Documentation

int Configure	(	void **	ctxp,
		int	argc,
		char *	argv[]
	)

Definition at line 120 of file fish.c.

static void dorange	(	const char *	s,
		int *	first,
		int *	second,
		int	maxval
	)			[static]

Definition at line 100 of file fish.c.

Referenced by Configure().

static void get_hsv	(	HSV *	hsv,
		int	r,
		int	g,
		int	b
	)			[static]

Definition at line 192 of file fish.c.

Referenced by Process().

void Process	(	void *	ctx,
		AVPicture *	picture,
		enum PixelFormat	pix_fmt,
		int	width,
		int	height,
		int64_t	pts
	)

Definition at line 231 of file fish.c.

void Release

(

void *

ctx

)

Definition at line 109 of file fish.c.

---

Variable Documentation

int sws_flags = SWS_BICUBIC [static]

Definition at line 53 of file fish.c.