UHDR. Change locale problem. Received bad value for min boost 0,000000, expects > 0.0f
Author: degtyaryovCreated Sep 14, 2026Updated Sep 15, 2026
ImageMagick version
7.1.2-31
Operating system
Linux
Operating system, version and so on
Fedora 44
Description
setlocale(LC_NUMERIC, "de_DE.UTF-8");
received bad value for min boost 0,000000, expects > 0.0f `output.jpg' @ error/uhdr.c/WriteUHDRImage/1615
Steps to Reproduce
#include <stdio.h>
#include <locale.h>
#include <wand/MagickWand.h>
int main(int argc, char **argv)
{
setlocale(LC_NUMERIC, "de_DE.UTF-8");
printf("Current LC_NUMERIC locale: %s\n", setlocale(LC_NUMERIC, NULL));
MagickWand *wand = NULL;
MagickWandGenesis();
wand = NewMagickWand();
if (MagickReadImage(wand, "input.jpg") == MagickFalse) {
fprintf(stderr, "Error reading image.\n");
goto cleanup;
}
if (MagickResizeImage(wand, 300, 200, LanczosFilter) == MagickFalse) {
fprintf(stderr, "Error resizing image.\n");
goto cleanup;
}
if (MagickWriteImage(wand, "uhdr:output.jpg") == MagickFalse) {
char *description;
ExceptionType severity;
description = MagickGetException(wand, &severity);
printf("Error caught: %s\n", description);
description = (char *) MagickRelinquishMemory(description);
goto cleanup;
}
printf("Done: output.jpg successfully created.\n");
cleanup:
if (wand) {
DestroyMagickWand(wand);
}
MagickWandTerminus();
return 0;
}gcc -o test test.c $(pkg-config --cflags --libs MagickWand)Images
Source: ImageMagick/ImageMagick