Attachment 8671 Details for Bug 9949 – Second example.

Second example.

xpmcielab.c (text/x-csrc), 6.57 KB, created by Brice Goglin on 2007-02-11 13:07:46 UTC

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Filename:

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Creator: Brice Goglin

Created: 2007-02-11 13:07:46 UTC

Size: 6.57 KB

patch

obsolete

>/* xpmcielab.c 
> *
> * Compilation :
> * 
> *    cc -ansi -Wall -o xpmcielab -L /usr/X11R6/lib/ -lX11 -lm xpmcielab.c
> * 
> * Usage :
> *
> *    ./xpmcielab -display :0.0 image.xpm
> *
> * */
>
>#include <stdlib.h>
>#include <stdio.h>
>#include <string.h>
>#include <X11/Xcms.h>
>#include <X11/Xutil.h>
>#include <math.h>
>
>int main (int argc, char * argv[])
>{
>	FILE *f, *g;
>	Display *display;
>	int *n_item;
>	XVisualInfo *visual_info, *visual_tmp;
>	unsigned long *pixels, *rmask_return, *gmask_return, *bmask_return;
>	Colormap colormap;
>	int width, height, nb_colors, chars_per_pixel;
>	XcmsColor *color, *color_return, *color2, *white_point;
>	int l;
>	char *p, *q, *code, *rouge, *vert, *bleu, *lecture;
>	char *string;
>	Status status;
>	Window parent;
>	XcmsCCC ccc;
>	Bool *test;
>	
>	/* Open. */
>	
>	if (argc < 4)
>	{
>		printf ("Usage :\n\t./xpmcielab \
>-display <hostname:number.screen_number> <fichier.xpm>.\n");
>		exit (1);
>	}
>	if (strcmp(argv[1], "-display") != 0)
>	{
>		printf ("Usage :\n\t./xpmcielab \
>-display <hostname:number.screen_number> <fichier.xpm>.\n");
>		exit (1);
>	}
>	display = XOpenDisplay(argv[2]);
>	if (! display)
>	{
>		printf("cannot open display.\n");
>		exit(1);
>	}
>	g = fopen(argv[3], "r");
>	if(! g)
>	{
>		printf("%s ?\n", argv[3]);
>		exit(1);
>	}
>
>	/* Visual.*/
>
>	n_item = malloc(sizeof(unsigned int)*8);
>	visual_info = malloc(sizeof(XVisualInfo)*32);
>	visual_tmp = malloc(sizeof(XVisualInfo));
>	visual_tmp->class = DirectColor;
>	visual_info = XGetVisualInfo(display, VisualClassMask, visual_tmp, n_item);
>	if (! visual_info)
>		printf("cannot open \"Visual DirectColor\"\n");
>	XFree(visual_tmp);
>	XFree(n_item);
>	
>	/* Colormap */
>
>	parent = XDefaultRootWindow(display);
>	rmask_return = malloc(sizeof(unsigned long)*8);
>	gmask_return = malloc(sizeof(unsigned long)*8);
>	bmask_return = malloc(sizeof(unsigned long)*8);
>	pixels = malloc(sizeof(unsigned long)*65535);
>	colormap = XCreateColormap(display, parent, visual_info->visual, AllocNone);
>	if (visual_info->depth == 8)
>		status = XAllocColorPlanes(display, colormap, 1, pixels, 1, 3, 3, 2,
>				rmask_return, gmask_return, bmask_return);
>	if ((visual_info->depth == 15) | (visual_info->depth == 24))
>		status = XAllocColorPlanes(display, colormap, 1, pixels, 1,
>				visual_info->depth/3, visual_info->depth/3, visual_info->depth/3,
>				rmask_return, gmask_return, bmask_return);
>	if (visual_info->depth == 16)
>		status = XAllocColorPlanes(display, colormap, 1, pixels, 1, 5, 6, 5,
>				rmask_return, gmask_return, bmask_return);
>	if (status == 0)
>		printf("XAllocColorPlanes status 0\n");
>
>	/* XPM file. */
>	
>	f = fopen("controle.xpm", "w");
>	q = malloc(128);
>	
>	rouge = malloc(4*sizeof(char));
>	vert = malloc(4*sizeof(char));
>	bleu = malloc(4*sizeof(char));
>	color = malloc(sizeof(XcmsColor));
>	color2 = malloc(sizeof(XcmsColor));
>	color_return = malloc(sizeof(XcmsColor));
>	ccc = XcmsCCCOfColormap(display, colormap);
>	white_point = malloc(sizeof(XcmsColor));
>	white_point = XcmsScreenWhitePointOfCCC(ccc);
>	test = malloc(sizeof(Bool));
>
>	code = malloc(12*sizeof(char));
>	lecture = malloc(12*sizeof(char));
>	q = NULL;	
>	q = malloc(128);
>	
>	fgets(q, 80, g);fprintf(f, "%s", q); 	/* XPM */
>	fgets(q, 80, g);fprintf(f, "%s", q);	
>	fgets(q, 80, g);fprintf(f, "%s", q);	/* hints_cmt ? */
>	if (q[0] == '/')
>	{
>		fgets(q, 80, g);
>		fprintf(f, "%s", q);
>	}
>	q[0] = ' ';
>	q[strlen(q)-3] = 0;
>	p = strchr(q, ' '); p++;
>        width = atoi((const char *) p);
>        p = strchr(p, ' '); p++;
>        height = atoi((const char *) p);
>        p = strchr(p, ' '); p++;
>        nb_colors = atoi((const char *) p);
>        p = strchr(p, ' '); p++;
>        chars_per_pixel = atoi((const char *) p);
>
>	for (l = 0; l < nb_colors; l++)
>	{
>		fgets(q, 80, g); /* color_cmt ? */
>		if ((l == 0) & (q[0] == '/'))
>		{
>			fprintf(f, "%s", q);
>			fgets(q, 80, g);
>		}
>		q[0] = ' ';
>		q[strlen(q)-3] = 0;
>		code[0] = 0;
>		code[1] = 0;
>		code[2] = 0;
>		strncpy(code, q+1, chars_per_pixel);
>		if (chars_per_pixel == 1)
>			fprintf(f, "\"%c s ", code[0]);
>		if (chars_per_pixel == 2)
>			fprintf(f, "\"%c%c s ", code[0], code[1] );
>		if (chars_per_pixel == 3)
>			fprintf(f, "\"%c%c%c s ", code[0], code[1], code[2]);
>                p = q + 1 + chars_per_pixel + 3;
>       		if (p[0] == '#')
>                {
>                        p = p + 1;
>                        p = strtok(p, " ");
>                        strncpy(rouge, p, strlen(p)/3);
>                        strncpy(vert, p+strlen(p)/3, strlen(p)/3);
>                        strncpy(bleu, p+strlen(p)*2/3, strlen(p)/3);
>                        color->spec.RGB.red = (unsigned long) strtol(rouge, NULL, 16);
>                        color->spec.RGB.green = (unsigned long) strtol(vert, NULL, 16);
>                        color->spec.RGB.blue = (unsigned long) strtol(bleu, NULL, 16);
>			if (strlen(p) == 6)
>                        {
>                               	color->spec.RGB.red = color->spec.RGB.red*257;
>                               	color->spec.RGB.green = color->spec.RGB.green*257;
>                               	color->spec.RGB.blue = color->spec.RGB.blue*257;
>                        }
>			color->format = XcmsRGBFormat;
>
>			XcmsRGBToRGBi(ccc, color, 1, test);
>			XcmsRGBiToCIEXYZ(ccc, color, 1, test);
>			if (color->spec.CIEXYZ.Y > 1.0)
>				color->spec.CIEXYZ.Y = 1.0;
>			XcmsCIEXYZToCIELab(ccc, white_point, color, 1);
>			fprintf(f, "cielab:%.1f/%.1f/%.1f\",\n", color->spec.CIELab.L_star, color->spec.CIELab.a_star, color->spec.CIELab.b_star);
>		}else{
>		
>        	        string = (char *) strtok(p, " ");
>        	        status = XcmsLookupColor(display, colormap, string, color, color_return, XcmsRGBFormat);
>        	        if (status == 0)
>			{
>				printf("xpm : bad color: %s\n", string);
>				fprintf(f, "%s\",\n", string);
>			}else{
>	
>				XcmsRGBToRGBi(ccc, color, 1, test);
>				XcmsRGBiToCIEXYZ(ccc, color, 1, test);
>				if (color->spec.CIEXYZ.Y > 1.0)
>					 color->spec.CIEXYZ.Y = 1.0;
>				XcmsCIEXYZToCIELab(ccc, white_point, color, 1);
>				fprintf(f, "cielab:%.1f/%.1f/%.1f\",\n", color->spec.CIELab.L_star, color->spec.CIELab.a_star, color->spec.CIELab.b_star);	
>        	        }
>                }
>	}
>	
>	q = realloc(q, width*chars_per_pixel*sizeof(char)+256*chars_per_pixel*sizeof(char)); 
>
>	for (l = 0; l < height; l++)
>	{
>		fgets(q, width*chars_per_pixel+16, g);
>		if ((l == 0) & (q[0] == '/'))
>		{
>			fprintf(f, "%s", q);
>			fgets(q, width*chars_per_pixel+16, g);
>			
>		}
>		fprintf(f, "%s", q);
>	}
>	fgets(q, width*chars_per_pixel+16, g);
>	fprintf(f, "%s", q);
>	fclose(g);
>	
>	XFree(q);
>	XFree(rmask_return);
>	XFree(gmask_return);
>	XFree(bmask_return);
>	XFree(pixels);
>	XFree(visual_info);
>	XFree(color);
>	XFree(color_return);
>	XFree(code);
>	XFree(lecture);
>	XFree(rouge);
>	XFree(vert);
>	XFree(bleu);
>	return 22;
>}
>

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Attachments on bug 9949: 8665 | 8666 | 8667 | 8668 | 8669 | 8670 | 8671 | 8672 | 8673

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