fix test suite on big-endian

randy408 · Aug 26, 2019 · 9d2a631 · 9d2a631
1 parent dc19f7a
commit 9d2a631
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/tests/test_png.h b/tests/test_png.h
@@ -103,8 +103,9 @@ unsigned char *getimage_libpng(unsigned char *buf, size_t size, size_t *out_size
 
         /* png_set_palette_to_rgb() + png_set_tRNS_to_alpha() */
         png_set_expand_16(png_ptr);
-
-        png_set_swap(png_ptr);
+#if __BIG_ENDIAN__ /* we want host-endian values */
+        png_set_swap(png_ptr); 
+#endif
     }
     else if(fmt == SPNG_FMT_RGBA8)
     {