gifencode.c File Reference

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

Go to the source code of this file.

Defines
#define	ARGS(alist)   ()
#define	BITS   12
#define	THELIMIT   4096
#define	HSIZE   5003
#define	SHIFT   4
#define	put_byte(A)   (*put_b)((byte)(A)); Nbyte++
Typedefs
typedef unsigned char	byte
Functions
static void put_b	ARGS ((byte))
static void output	ARGS ((int))
static void	char_init ()
static void	char_flush ()
long	GIFencode (void *int, void *int, void *int, R, G, B, ScLine, void *get_scline, pb)
static void	output (int code)
static void	char_out (int c)
static void	put_short (int word)
Variables
static long	HashTab [HSIZE]
static int	CodeTab [HSIZE]
static int	BitsPixel
static int	IniCodeSize
static int	CurCodeSize
static int	CurMaxCode
static int	ClearCode
static int	EOFCode
static int	FreeCode
static long	Nbyte
static unsigned long	cur_accum
static int	cur_bits
static int	a_count
static char	accum [256]
static unsigned long	masks []

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Define Documentation

#define ARGS

(

alist

)

()

Definition at line 10 of file gifencode.c.

#define BITS   12

Definition at line 13 of file gifencode.c.

#define HSIZE   5003

Definition at line 15 of file gifencode.c.

#define put_byte

(

A

)

(*put_b)((byte)(A)); Nbyte++

Definition at line 18 of file gifencode.c.

#define SHIFT   4

Definition at line 16 of file gifencode.c.

#define THELIMIT   4096

Definition at line 14 of file gifencode.c.

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Typedef Documentation

typedef unsigned char byte

Definition at line 20 of file gifencode.c.

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Function Documentation

static void put_short ARGS

(

(int)

)

[static]

static void put_b ARGS

(

(byte)

)

[static]

static void char_flush

(

)

[static]

Definition at line 289 of file gifencode.c.

References a_count, accum, i, and put_byte.

static void char_init

(

)

[static]

Definition at line 274 of file gifencode.c.

References a_count, cur_accum, and cur_bits.

static void char_out

(

int

c

)

[static]

Definition at line 281 of file gifencode.c.

References a_count, accum, and char_flush().

long GIFencode	(	void *	int,
		void *	int,
		void *	int,
		R	,
		G	,
		B	,
		ScLine	,
		void *	get_scline,
		pb
	)

Definition at line 63 of file gifencode.c.

References BITS, BitsPixel, char_init(), ClearCode, Code, CodeTab, CurCodeSize, CurMaxCode, EOFCode, fprintf(), FreeCode, HashTab, HSIZE, i, IniCodeSize, TMath::K(), long, Nbyte, NOMATCH, output(), put_byte, put_short, SHIFT, THELIMIT, x, and y.

static void output

(

int

code

)

[static]

Definition at line 226 of file gifencode.c.

References BITS, char_flush(), char_out(), ClearCode, cur_accum, cur_bits, CurCodeSize, CurMaxCode, EOFCode, FreeCode, HashTab, IniCodeSize, long, masks, and THELIMIT.

static void put_short

(

int

word

)

[static]

Definition at line 301 of file gifencode.c.

References put_byte.

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Variable Documentation

int a_count [static]

Definition at line 209 of file gifencode.c.

char accum[256] [static]

Definition at line 210 of file gifencode.c.

int BitsPixel [static]

Definition at line 25 of file gifencode.c.

int ClearCode [static]

Definition at line 25 of file gifencode.c.

int CodeTab[HSIZE] [static]

Definition at line 23 of file gifencode.c.

unsigned long cur_accum [static]

Definition at line 207 of file gifencode.c.

int cur_bits [static]

Definition at line 208 of file gifencode.c.

int CurCodeSize [static]

Definition at line 25 of file gifencode.c.

int CurMaxCode [static]

Definition at line 25 of file gifencode.c.

int EOFCode [static]

Definition at line 25 of file gifencode.c.

int FreeCode [static]

Definition at line 25 of file gifencode.c.

long HashTab[HSIZE] [static]

Definition at line 22 of file gifencode.c.

int IniCodeSize [static]

Definition at line 25 of file gifencode.c.

unsigned long masks[] [static]

Initial value:

 { 0x0000,
                                 0x0001, 0x0003, 0x0007, 0x000F,
                                 0x001F, 0x003F, 0x007F, 0x00FF,
                                 0x01FF, 0x03FF, 0x07FF, 0x0FFF,
                                 0x1FFF, 0x3FFF, 0x7FFF, 0xFFFF }

Definition at line 211 of file gifencode.c.

long Nbyte [static]

Definition at line 33 of file gifencode.c.

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