avfilter/vf_codecview: fix heap buffer overflow

And improve the performance by a little bit. Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
1 year ago · 99debe5f82
parent 797f0b27c1
commit 99debe5f82
1 changed files with 0 additions and 3 deletions
--- a/libavfilter/vf_codecview.c
+++ b/libavfilter/vf_codecview.c
@ -216,9 +216,6 @@ static void draw_block_rectangle(uint8_t *buf, int sx, int sy, int w, int h, ptr
        buf[sx + w - 1] = color;
        buf += stride;
    }
-
-    for (int x = sx; x < sx + w; x++)
-        buf[x] = color;
 }

 static int filter_frame(AVFilterLink *inlink, AVFrame *frame)