#include "gd.h" #include #include #include "gdtest.h" int main() { gdImagePtr im; void *data; int size, red; im = gdImageCreate(100, 100); gdImageSetResolution(im, 72, 300); red = gdImageColorAllocate(im, 0xFF, 0x00, 0x00); gdImageFilledRectangle(im, 0, 0, 99, 99, red); data = gdImageJpegPtr(im, &size, 10); gdImageDestroy(im); im = gdImageCreateFromJpegPtr(size, data); gdFree(data); if (!gdTestAssert(gdImageResolutionX(im) == 72) || !gdTestAssert(gdImageResolutionY(im) == 300)) { gdTestErrorMsg("failed image resolution X (%d != 72) or Y (%d != 300)\n", gdImageResolutionX(im), gdImageResolutionY(im)); gdImageDestroy(im); return 1; } gdImageDestroy(im); return 0; }