bug fix: fix libpng error: unrecognized unit type for pHYs chunk

log69 · Jul 9, 2016 · 378166e · 378166e
1 parent b53c516
commit 378166e
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/aaio.c b/aaio.c
@@ -1609,7 +1609,8 @@ int BITMAP_WRITE_PNG(char *file_name)
 		PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
 
         /* set image resolution */
-        png_set_pHYs(png_ptr, info_ptr, xdpi, ydpi, udpi);
+		/* png_set_pHYs(png_ptr, info_ptr, xdpi, ydpi, udpi); */
+		png_set_pHYs(png_ptr, info_ptr, xdpi, ydpi, PNG_RESOLUTION_METER);
 
 
 	png_write_info(png_ptr, info_ptr);