jinclude.h File Reference

#include "jconfig.h"
#include <stddef.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>

Go to the source code of this file.

Macros
#define	JCONFIG_INCLUDED   /* so that jpeglib.h doesn't do it again */
#define	MEMZERO(target, size)
#define	MEMCOPY(dest, src, size)
#define	SIZEOF(object)
#define	JFREAD(file, buf, sizeofbuf)
#define	JFWRITE(file, buf, sizeofbuf)
#define	HUFF_EXTEND(x, s)
#define	SHIFTED_BITS_PLUS_ONE(n)

Enumerations

enum

JPEG_MARKER {   M_SOF0 = 0xc0 , M_SOF1 = 0xc1 , M_SOF2 = 0xc2 , M_SOF3 = 0xc3 ,   M_SOF5 = 0xc5 , M_SOF6 = 0xc6 , M_SOF7 = 0xc7 , M_JPG = 0xc8 ,   M_SOF9 = 0xc9 , M_SOF10 = 0xca , M_SOF11 = 0xcb , M_SOF13 = 0xcd ,   M_SOF14 = 0xce , M_SOF15 = 0xcf , M_DHT = 0xc4 , M_DAC = 0xcc ,   M_RST0 = 0xd0 , M_RST1 = 0xd1 , M_RST2 = 0xd2 , M_RST3 = 0xd3 ,   M_RST4 = 0xd4 , M_RST5 = 0xd5 , M_RST6 = 0xd6 , M_RST7 = 0xd7 ,   M_SOI = 0xd8 , M_EOI = 0xd9 , M_SOS = 0xda , M_DQT = 0xdb ,   M_DNL = 0xdc , M_DRI = 0xdd , M_DHP = 0xde , M_EXP = 0xdf ,   M_APP0 = 0xe0 , M_APP1 = 0xe1 , M_APP2 = 0xe2 , M_APP3 = 0xe3 ,   M_APP4 = 0xe4 , M_APP5 = 0xe5 , M_APP6 = 0xe6 , M_APP7 = 0xe7 ,   M_APP8 = 0xe8 , M_APP9 = 0xe9 , M_APP10 = 0xea , M_APP11 = 0xeb ,   M_APP12 = 0xec , M_APP13 = 0xed , M_APP14 = 0xee , M_APP15 = 0xef ,   M_JPG0 = 0xf0 , M_JPG13 = 0xfd , M_COM = 0xfe , M_TEM = 0x01 ,   M_ERROR = 0x100 }

Variables
static const int	extend_test [16]
static const int	extend_offset [16]

Macro Definition Documentation

HUFF_EXTEND

#define HUFF_EXTEND	(		x,
			s )

Value:

((x) < extend_test[s] ? (x) + extend_offset[s] : (x))

JCONFIG_INCLUDED

#define JCONFIG_INCLUDED   /* so that jpeglib.h doesn't do it again */

JFREAD

#define JFREAD	(		file,
			buf,
			sizeofbuf )

Value:

((size_t) fread((void *) (buf), (size_t) 1, (size_t) (sizeofbuf), (file)))

JFWRITE

#define JFWRITE	(		file,
			buf,
			sizeofbuf )

Value:

((size_t) fwrite((const void *) (buf), (size_t) 1, (size_t) (sizeofbuf), (file)))

MEMCOPY

#define MEMCOPY	(		dest,
			src,
			size )

Value:

memcpy((void *)(dest), (const void *)(src), (size_t)(size))

MEMZERO

#define MEMZERO	(		target,
			size )

Value:

memset((void *)(target), 0, (size_t)(size))

SHIFTED_BITS_PLUS_ONE

#define SHIFTED_BITS_PLUS_ONE

(

n

)

Value:

(int) (((unsigned int) -1) << n) + 1

SIZEOF

#define SIZEOF

(

object

)

Value:

((size_t) sizeof(object))

Enumeration Type Documentation

JPEG_MARKER

enum JPEG_MARKER

Enumerator
M_SOF0
M_SOF1
M_SOF2
M_SOF3
M_SOF5
M_SOF6
M_SOF7
M_JPG
M_SOF9
M_SOF10
M_SOF11
M_SOF13
M_SOF14
M_SOF15
M_DHT
M_DAC
M_RST0
M_RST1
M_RST2
M_RST3
M_RST4
M_RST5
M_RST6
M_RST7
M_SOI
M_EOI
M_SOS
M_DQT
M_DNL
M_DRI
M_DHP
M_EXP
M_APP0
M_APP1
M_APP2
M_APP3
M_APP4
M_APP5
M_APP6
M_APP7
M_APP8
M_APP9
M_APP10
M_APP11
M_APP12
M_APP13
M_APP14
M_APP15
M_JPG0
M_JPG13
M_COM
M_TEM
M_ERROR

Variable Documentation

extend_offset

const int extend_offset[16]

static

Initial value:

                             = 
{ 0,
  SHIFTED_BITS_PLUS_ONE (1), SHIFTED_BITS_PLUS_ONE (2), SHIFTED_BITS_PLUS_ONE (3), SHIFTED_BITS_PLUS_ONE (4),
  SHIFTED_BITS_PLUS_ONE (5), SHIFTED_BITS_PLUS_ONE (6), SHIFTED_BITS_PLUS_ONE (7), SHIFTED_BITS_PLUS_ONE (8),
  SHIFTED_BITS_PLUS_ONE (9), SHIFTED_BITS_PLUS_ONE (10), SHIFTED_BITS_PLUS_ONE (11), SHIFTED_BITS_PLUS_ONE (12),
  SHIFTED_BITS_PLUS_ONE (13), SHIFTED_BITS_PLUS_ONE (14), SHIFTED_BITS_PLUS_ONE (15) }

extend_test

const int extend_test[16]

static

Initial value:

                           =   
{ 0, 0x0001, 0x0002, 0x0004, 0x0008, 0x0010, 0x0020, 0x0040, 0x0080,
  0x0100, 0x0200, 0x0400, 0x0800, 0x1000, 0x2000, 0x4000 }