mirror of
https://github.com/php/php-src.git
synced 2024-10-20 16:02:44 +00:00
140 lines
3.2 KiB
C
140 lines
3.2 KiB
C
|
|
/*
|
|
add ability to load xpm files to gd, requires the xpm
|
|
library.
|
|
Caolan.McNamara@ul.ie
|
|
http://www.csn.ul.ie/~caolan
|
|
*/
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include "gd.h"
|
|
#include "gdhelpers.h"
|
|
|
|
#ifdef HAVE_XPM
|
|
|
|
#include <X11/xpm.h>
|
|
|
|
gdImagePtr gdImageCreateFromXpm (char *filename)
|
|
{
|
|
XpmInfo info;
|
|
XpmImage image;
|
|
int i, j, k, number;
|
|
char buf[5];
|
|
gdImagePtr im = 0;
|
|
char *apixel;
|
|
int *pointer;
|
|
int red = 0, green = 0, blue = 0;
|
|
int *colors;
|
|
int ret;
|
|
|
|
ret = XpmReadFileToXpmImage(filename, &image, &info);
|
|
if (ret != XpmSuccess) {
|
|
return 0;
|
|
}
|
|
|
|
if (!(im = gdImageCreate(image.width, image.height))) {
|
|
return 0;
|
|
}
|
|
|
|
number = image.ncolors;
|
|
colors = (int *) safe_emalloc(number, sizeof(int), 0);
|
|
for (i = 0; i < number; i++) {
|
|
switch (strlen (image.colorTable[i].c_color)) {
|
|
case 4:
|
|
buf[1] = '\0';
|
|
buf[0] = image.colorTable[i].c_color[1];
|
|
red = strtol(buf, NULL, 16);
|
|
|
|
buf[0] = image.colorTable[i].c_color[2];
|
|
green = strtol(buf, NULL, 16);
|
|
|
|
buf[0] = image.colorTable[i].c_color[3];
|
|
blue = strtol(buf, NULL, 16);
|
|
break;
|
|
|
|
case 7:
|
|
buf[2] = '\0';
|
|
buf[0] = image.colorTable[i].c_color[1];
|
|
buf[1] = image.colorTable[i].c_color[2];
|
|
red = strtol(buf, NULL, 16);
|
|
|
|
buf[0] = image.colorTable[i].c_color[3];
|
|
buf[1] = image.colorTable[i].c_color[4];
|
|
green = strtol(buf, NULL, 16);
|
|
|
|
buf[0] = image.colorTable[i].c_color[5];
|
|
buf[1] = image.colorTable[i].c_color[6];
|
|
blue = strtol(buf, NULL, 16);
|
|
break;
|
|
|
|
case 10:
|
|
buf[3] = '\0';
|
|
buf[0] = image.colorTable[i].c_color[1];
|
|
buf[1] = image.colorTable[i].c_color[2];
|
|
buf[2] = image.colorTable[i].c_color[3];
|
|
red = strtol(buf, NULL, 16);
|
|
red /= 64;
|
|
|
|
buf[0] = image.colorTable[i].c_color[4];
|
|
buf[1] = image.colorTable[i].c_color[5];
|
|
buf[2] = image.colorTable[i].c_color[6];
|
|
green = strtol(buf, NULL, 16);
|
|
green /= 64;
|
|
|
|
buf[0] = image.colorTable[i].c_color[7];
|
|
buf[1] = image.colorTable[i].c_color[8];
|
|
buf[2] = image.colorTable[i].c_color[9];
|
|
blue = strtol(buf, NULL, 16);
|
|
blue /= 64;
|
|
break;
|
|
|
|
case 13:
|
|
buf[4] = '\0';
|
|
buf[0] = image.colorTable[i].c_color[1];
|
|
buf[1] = image.colorTable[i].c_color[2];
|
|
buf[2] = image.colorTable[i].c_color[3];
|
|
buf[3] = image.colorTable[i].c_color[4];
|
|
red = strtol(buf, NULL, 16);
|
|
red /= 256;
|
|
|
|
buf[0] = image.colorTable[i].c_color[5];
|
|
buf[1] = image.colorTable[i].c_color[6];
|
|
buf[2] = image.colorTable[i].c_color[7];
|
|
buf[3] = image.colorTable[i].c_color[8];
|
|
green = strtol(buf, NULL, 16);
|
|
green /= 256;
|
|
|
|
buf[0] = image.colorTable[i].c_color[9];
|
|
buf[1] = image.colorTable[i].c_color[10];
|
|
buf[2] = image.colorTable[i].c_color[11];
|
|
buf[3] = image.colorTable[i].c_color[12];
|
|
blue = strtol(buf, NULL, 16);
|
|
blue /= 256;
|
|
break;
|
|
}
|
|
|
|
|
|
colors[i] = gdImageColorResolve(im, red, green, blue);
|
|
if (colors[i] == -1) {
|
|
php_gd_error("ARRRGH");
|
|
}
|
|
}
|
|
|
|
apixel = (char *) gdMalloc(image.cpp + 1);
|
|
apixel[image.cpp] = '\0';
|
|
|
|
pointer = (int *) image.data;
|
|
for (i = 0; i < image.height; i++) {
|
|
for (j = 0; j < image.width; j++) {
|
|
k = *pointer++;
|
|
gdImageSetPixel(im, j, i, colors[k]);
|
|
}
|
|
}
|
|
|
|
gdFree(apixel);
|
|
gdFree(colors);
|
|
return im;
|
|
}
|
|
#endif
|