rdbmp.c File Reference

#include "cdjpeg.h"

Include dependency graph for rdbmp.c:

Classes
struct	_bmp_source_struct
Defines
#define	UCH(x)   ((int) (x))
#define	ReadOK(file, buffer, len)   (JFREAD(file,buffer,len) == ((size_t) (len)))
#define	GET_2B(array, offset)
#define	GET_4B(array, offset)
Typedefs
typedef unsigned char	U_CHAR
typedef struct _bmp_source_struct *	bmp_source_ptr
typedef struct _bmp_source_struct	bmp_source_struct
Functions
	read_byte (bmp_source_ptr sinfo)
	read_colormap (bmp_source_ptr sinfo, int cmaplen, int mapentrysize)
	get_8bit_row (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	get_24bit_row (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	preload_image (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	start_input_bmp (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	finish_input_bmp (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	jinit_read_bmp (j_compress_ptr cinfo)

---

Define Documentation

#define GET_2B	(		array,
			offset
	)

Value:

((unsigned int) UCH(array[offset]) + \
                               (((unsigned int) UCH(array[offset+1])) << 8))

#define GET_4B	(		array,
			offset
	)

Value:

((INT32) UCH(array[offset]) + \
                               (((INT32) UCH(array[offset+1])) << 8) + \
                               (((INT32) UCH(array[offset+2])) << 16) + \
                               (((INT32) UCH(array[offset+3])) << 24))

#define ReadOK	(		file,
			buffer,
			len
	)			(JFREAD(file,buffer,len) == ((size_t) (len)))

#define UCH

(

x

)

((int) (x))

---

Typedef Documentation

typedef struct _bmp_source_struct* bmp_source_ptr

typedef struct _bmp_source_struct bmp_source_struct

typedef unsigned char U_CHAR

---

Function Documentation

finish_input_bmp	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

get_24bit_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

get_8bit_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Here is the call graph for this function:

jinit_read_bmp

(

j_compress_ptr

cinfo

)

Here is the caller graph for this function:

preload_image	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

read_byte

(

bmp_source_ptr

sinfo

)

Here is the caller graph for this function:

read_colormap	(	bmp_source_ptr	sinfo,
		int	cmaplen,
		int	mapentrysize
	)

Here is the call graph for this function:

Here is the caller graph for this function:

start_input_bmp	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Here is the call graph for this function: