gifdecode.c File Reference

#include <stdio.h>
#include <string.h>

Include dependency graph for gifdecode.c:

Go to the source code of this file.

Macros
#define	BITS   12 /* largest code size */
#define	TSIZE   4096 /* tables size */

Typedefs
typedef unsigned char	byte

Functions
static int	ReadCode ()
static void	OutPixel (byte pix)
int	GIFinfo (byte *GIFarr, int *Width, int *Height, int *Ncols)
int	GIFdecode (byte *GIFarr, byte *PIXarr, int *Width, int *Height, int *Ncols, byte *R, byte *G, byte *B)

Variables
static int	Prefix [TSIZE]
static byte	Suffix [TSIZE]
static byte	OutCode [TSIZE]
static byte *	ptr1
static byte *	ptr2
static int	CurCodeSize
static int	CurMaxCode
static long	CurBit

Macro Definition Documentation

BITS

#define BITS   12 /* largest code size */

Definition at line 7 of file gifdecode.c.

Referenced by GIFdecode().

TSIZE

#define TSIZE   4096 /* tables size */

Definition at line 8 of file gifdecode.c.

Referenced by GIFdecode().

Typedef Documentation

byte

typedef unsigned char byte

Definition at line 10 of file gifdecode.c.

Function Documentation

GIFdecode()

int GIFdecode	(	byte *	GIFarr,
		byte *	PIXarr,
		int *	Width,
		int *	Height,
		int *	Ncols,
		byte *	R,
		byte *	G,
		byte *	B
	)

Definition at line 149 of file gifdecode.c.

Referenced by TGX11::ReadGIF(), and TGWin32::ReadGIF().

GIFinfo()

int GIFinfo	(	byte *	GIFarr,
		int *	Width,
		int *	Height,
		int *	Ncols
	)

Definition at line 80 of file gifdecode.c.

Referenced by TGX11::ReadGIF(), and TGWin32::ReadGIF().

OutPixel()

static void OutPixel ( byte  pix )

static

Definition at line 60 of file gifdecode.c.

Referenced by GIFdecode().

ReadCode()

static int ReadCode ( )

static

Definition at line 27 of file gifdecode.c.

Referenced by GIFdecode().

Variable Documentation

CurBit

long CurBit

static

Definition at line 22 of file gifdecode.c.

Referenced by GIFdecode(), and ReadCode().

CurCodeSize

int CurCodeSize

static

Definition at line 19 of file gifdecode.c.

Referenced by GIFdecode(), and ReadCode().

CurMaxCode

int CurMaxCode

static

Definition at line 19 of file gifdecode.c.

Referenced by GIFdecode(), and ReadCode().

OutCode

byte OutCode[TSIZE]

static

Definition at line 14 of file gifdecode.c.

Referenced by GIFdecode().

Prefix

int Prefix[TSIZE]

static

Definition at line 12 of file gifdecode.c.

Referenced by GIFdecode().

ptr1

byte* ptr1

static

Definition at line 16 of file gifdecode.c.

Referenced by GIFdecode(), GIFinfo(), and ReadCode().

ptr2

byte * ptr2

static

Definition at line 16 of file gifdecode.c.

Referenced by GIFdecode(), and OutPixel().

Suffix

byte Suffix[TSIZE]

static

Definition at line 13 of file gifdecode.c.

Referenced by GIFdecode().