int main() { #ifdef HAVE_JPEG gdImagePtr im, im2; FILE *fp; char path[2048]; fp=fopen("resampledbug.jpeg", "rb"); if (!fp) { fprintf(stderr, "Can't load /home/pierre/IM3801.jpg\n"); return 1; } im = gdImageCreateFromJpeg(fp); fclose(fp); if (!im) { fprintf(stderr, "Can't load TIFF image %s\n", path); return 1; } im2 = gdImageNeuQuant(im, 256, 3); if (im2) { gdImageSaveAlpha(im2, 1); save_png(im2, "a_nnquant.png"); gdImageDestroy(im2); } else { printf("neu quant failed.\n"); } gdImageTrueColorToPalette(im, 1, 256); gdImageSaveAlpha(im, 1); save_png(im, "a_jquant_dither.png"); gdImageDestroy(im); #else printf("JPEG support is required for this example. Please recompile GD with JPEG or change this example to use another format as input."); return 1; #endif return 0; }
int main() { gdImagePtr im, im2; FILE *fp; char path[2048]; fp=fopen("resampledbug.jpeg", "rb"); if (!fp) { fprintf(stderr, "Can't load /home/pierre/IM3801.jpg\n"); return 1; } im = gdImageCreateFromJpeg(fp); fclose(fp); if (!im) { fprintf(stderr, "Can't load TIFF image %s\n", path); return 1; } im2 = gdImageNeuQuant(im, 256, 3); if (im2) { gdImageSaveAlpha(im2, 1); save_png(im2, "a_nnquant.png"); gdImageDestroy(im2); } else { printf("neu quant failed.\n"); } gdImageTrueColorToPalette(im, 1, 256); gdImageSaveAlpha(im, 1); save_png(im, "a_jquant_dither.png"); gdImageDestroy(im); return 0; }