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Name	Size	Permission
msinttypes	[ DIR ]	drwxr-xr-x
CMakeLists.txt	3.23 KB	-rwxr-xr-x
COPYING	2.25 KB	-rwxr-xr-x
Makefile.am	1.96 KB	-rwxr-xr-x
annotate.c	4.38 KB	-rwxr-xr-x
bdftogd	3.91 KB	-rwxr-xr-x
bmp.h	2.39 KB	-rwxr-xr-x
circletexttest.c	1.49 KB	-rwxr-xr-x
config.h.cmake	3.58 KB	-rwxr-xr-x
demoin.png	9.79 KB	-rwxr-xr-x
depcomp	11.84 KB	-rwxr-xr-x
entities.h	4.81 KB	-rwxr-xr-x
entities.html	41.11 KB	-rwxr-xr-x
entities.tcl	1.35 KB	-rwxr-xr-x
fontconfigtest.c	1.34 KB	-rwxr-xr-x
fontsizetest.c	2.3 KB	-rwxr-xr-x
fontwheeltest.c	3.23 KB	-rwxr-xr-x
gd.c	89.58 KB	-rwxr-xr-x
gd.h	50.14 KB	-rwxr-xr-x
gd2copypal.c	1.25 KB	-rwxr-xr-x
gd2time.c	1.19 KB	-rwxr-xr-x
gd2togif.c	939 B	-rwxr-xr-x
gd2topng.c	1.38 KB	-rwxr-xr-x
gd_bmp.c	25.78 KB	-rwxr-xr-x
gd_color.c	798 B	-rwxr-xr-x
gd_color.h	189 B	-rwxr-xr-x
gd_color_map.c	22.71 KB	-rwxr-xr-x
gd_color_map.h	478 B	-rwxr-xr-x
gd_color_map_test.c	570 B	-rwxr-xr-x
gd_color_match.c	1.49 KB	-rwxr-xr-x
gd_crop.c	5.75 KB	-rwxr-xr-x
gd_errors.h	1.47 KB	-rwxr-xr-x
gd_filename.c	6.41 KB	-rwxr-xr-x
gd_filter.c	21 KB	-rwxr-xr-x
gd_gd.c	7.1 KB	-rwxr-xr-x
gd_gd2.c	25.85 KB	-rwxr-xr-x
gd_gif_in.c	14.79 KB	-rwxr-xr-x
gd_gif_out.c	41 KB	-rwxr-xr-x
gd_intern.h	1.95 KB	-rwxr-xr-x
gd_interpolation.c	59.19 KB	-rwxr-xr-x
gd_io.c	3.42 KB	-rwxr-xr-x
gd_io.h	3.05 KB	-rwxr-xr-x
gd_io_dp.c	7.95 KB	-rwxr-xr-x
gd_io_file.c	2.41 KB	-rwxr-xr-x
gd_io_ss.c	2.66 KB	-rwxr-xr-x
gd_io_stream.cxx	4.11 KB	-rwxr-xr-x
gd_io_stream.h	3.63 KB	-rwxr-xr-x
gd_jpeg.c	34.5 KB	-rwxr-xr-x
gd_matrix.c	7.93 KB	-rwxr-xr-x
gd_nnquant.c	15 KB	-rwxr-xr-x
gd_nnquant.h	527 B	-rwxr-xr-x
gd_png.c	30.58 KB	-rwxr-xr-x
gd_rotate.c	12.25 KB	-rwxr-xr-x
gd_security.c	692 B	-rwxr-xr-x
gd_ss.c	1.27 KB	-rwxr-xr-x
gd_tga.c	8.61 KB	-rwxr-xr-x
gd_tga.h	1.66 KB	-rwxr-xr-x
gd_tiff.c	25.85 KB	-rwxr-xr-x
gd_topal.c	55.18 KB	-rwxr-xr-x
gd_transform.c	1.48 KB	-rwxr-xr-x
gd_version.c	827 B	-rwxr-xr-x
gd_wbmp.c	6.54 KB	-rwxr-xr-x
gd_webp.c	4.25 KB	-rwxr-xr-x
gd_xbm.c	5.68 KB	-rwxr-xr-x
gdcache.c	5.14 KB	-rwxr-xr-x
gdcache.h	2.83 KB	-rwxr-xr-x
gdcmpgif.c	1.86 KB	-rwxr-xr-x
gddemo.c	5.42 KB	-rwxr-xr-x
gdfontg.c	109.84 KB	-rwxr-xr-x
gdfontg.h	553 B	-rwxr-xr-x
gdfontl.c	104.83 KB	-rwxr-xr-x
gdfontl.h	551 B	-rwxr-xr-x
gdfontmb.c	76.33 KB	-rwxr-xr-x
gdfontmb.h	519 B	-rwxr-xr-x
gdfonts.c	66.55 KB	-rwxr-xr-x
gdfonts.h	515 B	-rwxr-xr-x
gdfontt.c	36.82 KB	-rwxr-xr-x
gdfontt.h	546 B	-rwxr-xr-x
gdft.c	49.23 KB	-rwxr-xr-x
gdfx.c	13.52 KB	-rwxr-xr-x
gdfx.h	2.34 KB	-rwxr-xr-x
gdhelpers.c	1.51 KB	-rwxr-xr-x
gdhelpers.h	2.31 KB	-rwxr-xr-x
gdkanji.c	11.97 KB	-rwxr-xr-x
gdparttopng.c	1.23 KB	-rwxr-xr-x
gdpp.cxx	6.43 KB	-rwxr-xr-x
gdpp.h	50.94 KB	-rwxr-xr-x
gdtables.c	4.67 KB	-rwxr-xr-x
gdtest.c	10.27 KB	-rwxr-xr-x
gdtestft.c	5.54 KB	-rwxr-xr-x
gdtopng.c	1.01 KB	-rwxr-xr-x
gdxpm.c	4.64 KB	-rwxr-xr-x
gifanimtest.c	682 B	-rwxr-xr-x
giftogd2.c	1.12 KB	-rwxr-xr-x
jisx0208.h	73.71 KB	-rwxr-xr-x
pngtogd.c	1.03 KB	-rwxr-xr-x
pngtogd2.c	1.23 KB	-rwxr-xr-x
snprintf.c	585 B	-rwxr-xr-x
testac.c	4.14 KB	-rwxr-xr-x
testtr.c	1.33 KB	-rwxr-xr-x
wbmp.c	6.18 KB	-rwxr-xr-x
wbmp.h	1.2 KB	-rwxr-xr-x
webpng.c	6.44 KB	-rwxr-xr-x

Code Editor : wbmp.c

/* WBMP
 * ----
 * WBMP Level 0: B/W, Uncompressed
 * This implements the WBMP format as specified in WAPSpec 1.1 and 1.2.
 * It does not support ExtHeaders as defined in the spec. The spec states
 * that a WAP client does not need to implement ExtHeaders.
 *
 * (c) 2000 Johan Van den Brande <johan@vandenbrande.com>
 */

#ifdef HAVE_CONFIG_H
#	include "config.h"
#endif

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

#include "wbmp.h"
#include "gd.h"
#include "gdhelpers.h"

#ifdef NOTDEF
#	define __TEST	/* Compile with main function */
#	define __DEBUG	/* Extra verbose when with __TEST */
#	define __WRITE	/* readwbmp and writewbmp(stdout) */
#	define __VIEW	/* view the wbmp on stdout */
#endif

/* getmbi
 * ------
 * Get a multibyte integer from a generic getin function
 * 'getin' can be getc, with in = NULL
 * you can find getin as a function just above the main function
 * This way you gain a lot of flexibilty about how this package
 * reads a wbmp file.
 */
int getmbi(int (*getin) (void *in), void *in)
{
	int i, mbi = 0;

do {
		i = getin(in);
		if(i < 0) {
			return (-1);
		}
		mbi = (mbi << 7) | (i & 0x7f);
	} while(i & 0x80);

return mbi;
}

/* putmbi
 * ------
 * Put a multibyte intgerer in some kind of output stream
 * I work here with a function pointer, to make it as generic
 * as possible. Look at this function as an iterator on the
 * mbi integers it spits out.
 *
 */
void putmbi(int i, void (*putout)(int c, void *out), void *out)
{
	int cnt, l, accu;

/* Get number of septets */
	accu = cnt = 0;
	while(accu != i) {
		accu += i & 0x7f << 7 * cnt++;
	}

/* Produce the multibyte output */
	for(l = cnt - 1; l > 0; l--) {
		putout(0x80 | (i & 0x7f << 7 * l) >> 7 * l, out);
	}

putout(i & 0x7f, out);
}

/* skipheader
 * ----------
 * Skips the ExtHeader. Not needed for the moment
 */
int skipheader(int (*getin)(void *in), void *in)
{
	int i;

do {
		i = getin(in);
		if(i < 0) {
			return (-1);
		}
	} while(i & 0x80);

return 0;
}

/* create wbmp
 * -----------
 * create an empty wbmp
 */
Wbmp *createwbmp(int width, int height, int color)
{
	int i;
	Wbmp *wbmp;

if((wbmp = (Wbmp *)gdMalloc(sizeof (Wbmp))) == NULL) {
		return (NULL);
	}

if(overflow2(sizeof(int), width)) {
		gdFree(wbmp);
		return NULL;
	}

if(overflow2(sizeof(int) * width, height)) {
		gdFree(wbmp);
		return NULL;
	}

if((wbmp->bitmap = (int *)gdMalloc(sizeof(int) * width * height)) == NULL) {
		gdFree(wbmp);
		return NULL;
	}

wbmp->width = width;
	wbmp->height = height;

for(i = 0; i < width * height; wbmp->bitmap[i++] = color);

return wbmp;
}

/* readwbmp
 * -------
 * Actually reads the WBMP format from an open file descriptor
 * It goes along by returning a pointer to a WBMP struct.
 */
int readwbmp(int (*getin) (void *in), void *in, Wbmp **return_wbmp)
{
	int row, col, byte, pel, pos;
	Wbmp *wbmp;

if((wbmp = (Wbmp *)gdMalloc(sizeof(Wbmp))) == NULL) {
		return -1;
	}

wbmp->type = getin(in);
	if(wbmp->type != 0) {
		gdFree(wbmp);
		return -1;
	}

if(skipheader(getin, in)) {
		gdFree(wbmp);
		return -1;
	}

wbmp->width = getmbi(getin, in);
	if(wbmp->width == -1) {
		gdFree(wbmp);
		return -1;
	}

wbmp->height = getmbi(getin, in);
	if(wbmp->height == -1) {
		gdFree(wbmp);
		return -1;
	}

#ifdef __DEBUG
	printf("W: %d, H: %d\n", wbmp->width, wbmp->height);
#endif

if(	overflow2(sizeof(int), wbmp->width) ||
		overflow2(sizeof(int) * wbmp->width, wbmp->height)) {
		gdFree(wbmp);
		return -1;
	}

if((wbmp->bitmap = (int *)gdMalloc(sizeof(int) * wbmp->width * wbmp->height)) == NULL) {
		gdFree(wbmp);
		return -1;
	}

#ifdef __DEBUG
	printf("DATA CONSTRUCTED\n");
#endif

pos = 0;
	for(row = 0; row < wbmp->height; row++) {
		for(col = 0; col < wbmp->width;) {
			byte = getin(in);

for(pel = 7; pel >= 0; pel--) {
				if(col++ < wbmp->width) {
					if(byte & 1 << pel) {
						wbmp->bitmap[pos] = WBMP_WHITE;
					} else {
						wbmp->bitmap[pos] = WBMP_BLACK;
					}
					pos++;
				}
			}
		}
	}

*return_wbmp = wbmp;

return 0;
}

/* writewbmp
 * ---------
 * Write a wbmp to a file descriptor
 *
 * Why not just giving a filedescriptor to this function?
 * Well, the incentive to write this function was the complete
 * integration in gd library from www.libgd.org. They use
 * their own io functions, so the passing of a function seemed to be
 * a logic(?) decision ...
 */
int writewbmp(Wbmp *wbmp, void (*putout)(int c, void *out), void *out)
{
	int row, col;
	int bitpos, octet;

/* Generate the header */
	putout(0, out); /* WBMP Type 0: B/W, Uncompressed bitmap */
	putout(0, out); /* FixHeaderField */

/* Size of the image */
	putmbi(wbmp->width, putout, out);	/* width */
	putmbi(wbmp->height, putout, out);	/* height */

/* Image data */
	for(row = 0; row < wbmp->height; row++) {
		bitpos = 8;
		octet = 0;

for(col = 0; col < wbmp->width; col++) {
			octet |= ((wbmp->bitmap[row * wbmp->width + col] == 1) ? WBMP_WHITE : WBMP_BLACK) << --bitpos;
			if(bitpos == 0) {
				bitpos = 8;
				putout(octet, out);
				octet = 0;
			}
		}

if(bitpos != 8) {
			putout(octet, out);
		}
	}

return 0;
}

/* freewbmp
 * --------
 * gdFrees up memory occupied by a WBMP structure
 */
void freewbmp(Wbmp *wbmp)
{
	gdFree(wbmp->bitmap);
	gdFree(wbmp);
}

/* printwbmp
 * ---------
 * print a WBMP to stdout for visualisation
 */
void printwbmp(Wbmp *wbmp)
{
	int row, col;

for(row = 0; row < wbmp->height; row++) {
		for(col = 0; col < wbmp->width; col++) {
			if(wbmp->bitmap[wbmp->width * row + col] == WBMP_BLACK) {
				putchar('#');
			} else {
				putchar(' ');
			}
		}
		putchar('\n');
	}
}

#ifdef __TEST

/* putout to file descriptor
 * -------------------------
 */
int putout(int c, void *out)
{
	return (putc(c, (FILE *)out));
}

/* getin from file descriptor
 * --------------------------
 */
int getin(void *in)
{
	return (getc((FILE *)in));
}

/* Main function
 * -------------
 */
int main(int argc, char *argv[])
{
	FILE *wbmp_file;
	Wbmp *wbmp;

wbmp_file = fopen(argv[1], "rb");
	if(wbmp_file) {
		readwbmp(&getin, wbmp_file, &wbmp);
#ifdef __VIEW
#ifdef __DEBUG
		printf("\nVIEWING IMAGE\n");
#endif
		printwbmp(wbmp);
#endif
#ifdef __WRITE
#ifdef __DEBUG
		printf("\nDUMPING WBMP to STDOUT\n");
#endif
		writewbmp(wbmp, &putout, stdout);
#endif
		freewbmp(wbmp);
		fclose(wbmp_file);
	}
}
#endif

${this.title}

Code Editor : wbmp.c