Fix \be blur start position.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@28837 b3059339-0415-0410-9bf9-f77b7e298cf2

diff --git a/libass/ass_bitmap.c b/libass/ass_bitmap.c
index dccdc542a6cc748423315afa5006fe1be2325306..61457f1fcc5dae1fabbbf9f72f384b434c307dc8 100644 (file)
--- a/libass/ass_bitmap.c
+++ b/libass/ass_bitmap.c
@@ -264,7 +264,7 @@ static void be_blur(unsigned char *buf, int w, int h) {
        unsigned int old_sum, new_sum;
 
        for (y=0; y<h; y++) {
-               old_sum = 2 * buf[0];
+               old_sum = 2 * buf[y*w];
                for (x=0; x<w-1; x++) {
                        new_sum = buf[y*w+x] + buf[y*w+x+1];
                        buf[y*w+x] = (old_sum + new_sum) >> 2;
@@ -273,7 +273,7 @@ static void be_blur(unsigned char *buf, int w, int h) {
        }
 
        for (x=0; x<w; x++) {
-               old_sum = 2 * buf[0];
+               old_sum = 2 * buf[x];
                for (y=0; y<h-1; y++) {
                        new_sum = buf[y*w+x] + buf[(y+1)*w+x];
                        buf[y*w+x] = (old_sum + new_sum) >> 2;