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[FFmpeg-devel,1/2] avfilter/vf_codecview: fix heap buffer overflow

Message ID tencent_8A305A5A35B381D634553E4557679C84E009@qq.com
State Accepted
Commit 99debe5f823f45a482e1dc08de35879aa9c74bd2
Headers show
Series [FFmpeg-devel,1/2] avfilter/vf_codecview: fix heap buffer overflow | expand

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yinshiyou/make_loongarch64 success Make finished
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Commit Message

Zhao Zhili Dec. 28, 2023, 9:56 p.m. UTC
From: Zhao Zhili <zhilizhao@tencent.com>

And improve the performance by a little bit.
---
 libavfilter/vf_codecview.c | 3 ---
 1 file changed, 3 deletions(-)
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Patch

diff --git a/libavfilter/vf_codecview.c b/libavfilter/vf_codecview.c
index 55d9c8c04f..f65ccbda70 100644
--- 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)