From: Limin Wang <lance.lmw...@gmail.com>
Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
---
libavfilter/vf_showinfo.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/libavfilter/vf_showinfo.c b/libavfilter/vf_showinfo.c
index 71534d1fa8..b0b0051357 100644
--- a/libavfilter/vf_showinfo.c
+++ b/libavfilter/vf_showinfo.c
@@ -318,14 +318,15 @@ static int filter_frame(AVFilterLink *inlink, AVFrame
*frame)
break;
case AV_FRAME_DATA_S12M_TIMECODE: {
uint32_t *tc = (uint32_t*)sd->data;
+ int m = FFMIN(tc[0],3);
if (sd->size != 16) {
av_log(ctx, AV_LOG_ERROR, "invalid data");
break;
}
- for (int j = 1; j <= tc[0]; j++) {
+ for (int j = 1; j <= m; j++) {
char tcbuf[AV_TIMECODE_STR_SIZE];
av_timecode_make_smpte_tc_string(tcbuf, tc[j], 0);
- av_log(ctx, AV_LOG_INFO, "timecode - %s%s", tcbuf, j != tc[0]
? ", " : "");
+ av_log(ctx, AV_LOG_INFO, "timecode - %s%s", tcbuf, j != m ? ",
" : "");
}
break;
}
--
2.21.0
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