diff options
| author | Limin Wang <lance.lmwang@gmail.com> | 2020-03-25 18:45:48 +0800 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-03-28 19:21:11 +0100 |
| commit | 585ac1ff5b3009353d3dc0e88068e0d91b4470a4 (patch) | |
| tree | 1b909bd0b95463d5a275c06500df36512744f354 /libavfilter | |
| parent | 4976b102d89787d59a3aaa438b76c62aec86ad5a (diff) | |
avfilter/vf_showinfo: limit the max number of timecode
Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavfilter')
| -rw-r--r-- | libavfilter/vf_showinfo.c | 5 |
1 files 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; } |