X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=lib%2Fpng.c;h=09ffe4a188d05e7608d7f3f268a3a0b9c5ef64fd;hb=969562b8cb5be45ffc45abd110d22102e73732ed;hp=95f5b11d8c645d8ed005c1f9a47f9c08063b92d1;hpb=573c6972379cba7d2a6990d38b56936e181e1eaa;p=swftools.git

diff --git a/lib/png.c b/lib/png.c
index 95f5b11..09ffe4a 100644
--- a/lib/png.c
+++ b/lib/png.c
@@ -197,6 +197,7 @@ static void applyfilter1(int mode, unsigned char*src, unsigned char*old, unsigne
     else if(mode==3) {
 	for(x=0;x<width;x++) {
 	    *dest = *src+(*old+last)/2;
+	    last = *dest;
 	    dest++;
 	    old++;
 	    src++;
@@ -1081,7 +1082,7 @@ EXPORT void writePNG(const char*filename, unsigned char*data, int width, int hei
     zs.opaque = Z_NULL;
     zs.next_out = writebuf;
     zs.avail_out = ZLIB_BUFFER_SIZE;
-    ret = deflateInit(&zs, 9);
+    ret = deflateInit(&zs, 1);
     if (ret != Z_OK) {
 	fprintf(stderr, "error in deflateInit(): %s", zs.msg?zs.msg:"unknown");
 	return;