Linux ip-172-26-7-228 5.4.0-1103-aws #111~18.04.1-Ubuntu SMP Tue May 23 20:04:10 UTC 2023 x86_64
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#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdio.h>
#include "gd.h"
int main(void)
{
/* 2.0.22: can't depend on PNG either */
#ifndef HAVE_LIBPNG
fprintf(stderr, "Requires PNG support, gd was compiled without it\n");
return 0;
#else
char *error;
FILE *in = 0;
FILE *out;
gdImagePtr im;
int radius;
/* Create an image of text on a circle, with an
* alpha channel so that we can copy it onto a
* background
* TBB: 2.0.18: shouldn't depend on JPEG
*/
#ifdef HAVE_LIBJPEG
in = fopen("eleanor.jpg", "rb");
if(!in) {
im = gdImageCreateTrueColor(300, 300);
} else {
im = gdImageCreateFromJpeg(in);
fclose(in);
}
#else
im = gdImageCreateTrueColor(300, 300);
#endif /* HAVE_LIBJPEG */
if(!im) {
fprintf(stderr, "gdImageCreateTrueColor failed \n");
return 1;
}
if(gdImageSX(im) < gdImageSY(im)) {
radius = gdImageSX(im) / 2;
} else {
radius = gdImageSY(im) / 2;
}
error = gdImageStringFTCircle(im,
gdImageSX(im) / 2, gdImageSY(im) / 2,
radius, radius / 2,
0.8, "arial", 24, "top text", "bottom text",
gdTrueColorAlpha(192, 100, 255, 32)
);
if(error) {
fprintf(stderr, "gdImageStringFTEx error: %s\n", error);
}
out = fopen("gdfx.png", "wb");
if(!out) {
fprintf(stderr, "Can't create gdfx.png\n");
return 1;
}
gdImagePng(im, out);
fclose(out);
gdImageDestroy(im);
#endif /* HAVE_LIBPNG */
return 0;
}
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