rdppm.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)))

Typedefs
typedef unsigned char	U_CHAR
typedef ppm_source_struct *	ppm_source_ptr

Functions
	pbm_getc (FILE *infile)
	read_pbm_integer (j_compress_ptr cinfo, FILE *infile)
	get_text_gray_row (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	get_text_rgb_row (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	get_scaled_gray_row (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	get_scaled_rgb_row (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	get_raw_row (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	get_word_gray_row (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	get_word_rgb_row (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	start_input_ppm (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	finish_input_ppm (j_compress_ptr cinfo, cjpeg_source_ptr sinfo)
	jinit_read_ppm (j_compress_ptr cinfo)

Macro Definition Documentation

ReadOK

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

Definition at line 55 of file rdppm.c.

Referenced by get_raw_row(), get_scaled_gray_row(), get_scaled_rgb_row(), get_word_gray_row(), and get_word_rgb_row().

UCH

#define UCH

(

x

)

((int) (x))

Definition at line 43 of file rdppm.c.

Referenced by get_scaled_gray_row(), get_scaled_rgb_row(), get_word_gray_row(), and get_word_rgb_row().

Typedef Documentation

ppm_source_ptr

typedef ppm_source_struct* ppm_source_ptr

Definition at line 80 of file rdppm.c.

U_CHAR

typedef unsigned char U_CHAR

Definition at line 42 of file rdppm.c.

Function Documentation

finish_input_ppm()

finish_input_ppm	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 432 of file rdppm.c.

References GLOBAL.

Referenced by jinit_read_ppm().

get_raw_row()

get_raw_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 223 of file rdppm.c.

References ERREXIT, METHODDEF, and ReadOK.

Referenced by start_input_ppm().

get_scaled_gray_row()

get_scaled_gray_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 179 of file rdppm.c.

References ERREXIT, METHODDEF, ptr, ReadOK, and UCH.

Referenced by start_input_ppm().

get_scaled_rgb_row()

get_scaled_rgb_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 200 of file rdppm.c.

References ERREXIT, METHODDEF, ptr, ReadOK, and UCH.

Referenced by start_input_ppm().

get_text_gray_row()

get_text_gray_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 141 of file rdppm.c.

References infile, METHODDEF, ptr, and read_pbm_integer().

Referenced by start_input_ppm().

get_text_rgb_row()

get_text_rgb_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 159 of file rdppm.c.

References infile, METHODDEF, ptr, and read_pbm_integer().

Referenced by start_input_ppm().

get_word_gray_row()

get_word_gray_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 238 of file rdppm.c.

References ERREXIT, METHODDEF, ptr, ReadOK, and UCH.

Referenced by start_input_ppm().

get_word_rgb_row()

get_word_rgb_row	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 262 of file rdppm.c.

References ERREXIT, METHODDEF, ptr, ReadOK, and UCH.

Referenced by start_input_ppm().

jinit_read_ppm()

jinit_read_ppm

(

j_compress_ptr

cinfo

)

Definition at line 443 of file rdppm.c.

References finish_input_ppm(), JPOOL_IMAGE, SIZEOF, and start_input_ppm().

pbm_getc()

pbm_getc

(

FILE *

infile

)

Definition at line 84 of file rdppm.c.

References EOF, and LOCAL.

Referenced by read_pbm_integer().

read_pbm_integer()

read_pbm_integer	(	j_compress_ptr	cinfo,
		FILE *	infile
	)

Definition at line 101 of file rdppm.c.

References EOF, ERREXIT, infile, METHODDEF, and pbm_getc().

Referenced by get_text_gray_row(), get_text_rgb_row(), and start_input_ppm().

start_input_ppm()

start_input_ppm	(	j_compress_ptr	cinfo,
		cjpeg_source_ptr	sinfo
	)

Definition at line 296 of file rdppm.c.

References BITS_IN_JSAMPLE, ERREXIT, FALSE, get_raw_row(), get_scaled_gray_row(), get_scaled_rgb_row(), get_text_gray_row(), get_text_rgb_row(), get_word_gray_row(), get_word_rgb_row(), JCS_GRAYSCALE, JCS_RGB, JPOOL_IMAGE, long(), MAXJSAMPLE, METHODDEF, read_pbm_integer(), SIZEOF, TRACEMS2, and TRUE.

Referenced by jinit_read_ppm().