rdbmp.c File Reference

#include "cdjpeg.h"

Go to the source code of this file.

Macros
#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)

Macro Definition Documentation

GET_2B

#define GET_2B	(		array,
			offset
	)

Value:

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

Referenced by start_input_bmp().

GET_4B

#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))

Referenced by start_input_bmp().

ReadOK

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

Definition at line 45 of file rdbmp.c.

Referenced by start_input_bmp(), TIFFReadCustomDirectory(), TIFFReadDirectory(), and TIFFRewriteDirectory().

UCH

#define UCH

(

x

)

((int) (x))

Definition at line 33 of file rdbmp.c.

Typedef Documentation

bmp_source_ptr

typedef struct _bmp_source_struct* bmp_source_ptr

Definition at line 50 of file rdbmp.c.

bmp_source_struct

typedef struct _bmp_source_struct bmp_source_struct

U_CHAR

typedef unsigned char U_CHAR

Definition at line 32 of file rdbmp.c.

Function Documentation

finish_input_bmp()

finish_input_bmp	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 412 of file rdbmp.c.

References GLOBAL.

Referenced by jinit_read_bmp().

get_24bit_row()

get_24bit_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 150 of file rdbmp.c.

References FALSE, and METHODDEF.

Referenced by preload_image().

get_8bit_row()

get_8bit_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 119 of file rdbmp.c.

Referenced by preload_image().

jinit_read_bmp()

jinit_read_bmp

(

j_compress_ptr

cinfo

)

Definition at line 423 of file rdbmp.c.

References finish_input_bmp(), JPOOL_IMAGE, SIZEOF, and start_input_bmp().

preload_image()

preload_image	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 187 of file rdbmp.c.

References cdjpeg_progress_mgr::completed_extra_passes, EOF, ERREXIT, for(), get_24bit_row(), get_8bit_row(), infile, long(), METHODDEF, NULL, jpeg_progress_mgr::pass_counter, jpeg_progress_mgr::pass_limit, progress, cdjpeg_progress_mgr::pub, and TRUE.

Referenced by start_input_bmp().

read_byte()

read_byte

(

bmp_source_ptr

sinfo

)

Definition at line 68 of file rdbmp.c.

References EOF, ERREXIT, infile, and LOCAL.

Referenced by read_colormap(), and start_input_bmp().

read_colormap()

read_colormap	(	bmp_source_ptr	sinfo,
		int	cmaplen,
		int	mapentrysize
	)

Definition at line 81 of file rdbmp.c.

References ERREXIT, i, METHODDEF, read_byte(), and void().

Referenced by start_input_bmp().

start_input_bmp()

start_input_bmp	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 241 of file rdbmp.c.

References ERREXIT, FALSE, GET_2B, GET_4B, int, JCS_RGB, JPOOL_IMAGE, METHODDEF, NULL, preload_image(), read_byte(), read_colormap(), ReadOK, cdjpeg_progress_mgr::total_extra_passes, TRACEMS2, and void().

Referenced by jinit_read_bmp().