don't use filtermodes>0

diff --git a/lib/png.c b/lib/png.c
index d40d3e4..c30f77e 100644 (file)
--- a/lib/png.c
+++ b/lib/png.c
@@ -1344,8 +1344,7 @@ EXPORT void savePNG(const char*filename, unsigned char*data, int width, int heig
        {
            int filtermode;
            int bestsize = 0x7fffffff;
-           for(filtermode=0;filtermode<=5;filtermode++) {
-
+           for(filtermode=0;filtermode<=0;filtermode++) {
                if(!y && filtermode>=2)
                    continue; // don't do y direction filters in the first row