diff options
| -rw-r--r-- | libavfilter/vf_avgblur.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavfilter/vf_avgblur.c b/libavfilter/vf_avgblur.c index 40b48799e0..78a6806e6f 100644 --- a/libavfilter/vf_avgblur.c +++ b/libavfilter/vf_avgblur.c @@ -148,7 +148,7 @@ static int filter_vertically_##name(AVFilterContext *ctx, void *arg, int jobnr, \ src = s->buffer + x; \ ptr = buffer + x; \ - for (i = 0; i <= radius; i++) { \ + for (i = 0; i + radius < height && i <= radius; i++) { \ acc += src[(i + radius) * width]; \ count++; \ ptr[i * linesize] = acc / count; \ |