usr
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src
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debug
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php-5.6.40
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ext
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gd
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libgd
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gdxpm.c
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/* 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; int *pointer; int red = 0, green = 0, blue = 0; int *colors; int ret; ret = XpmReadFileToXpmImage(filename, &image, &info); if (ret != XpmSuccess) { return 0; } number = image.ncolors; for(i = 0; i < number; i++) { if (!image.colorTable[i].c_color) { goto done; } } if (!(im = gdImageCreate(image.width, image.height))) { goto done; } 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); } 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(colors); done: XpmFreeXpmImage(&image); XpmFreeXpmInfo(&info); return im; } #endif
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