fftools/ffmpeg: Zero subtitle packet padding

Fixes uninitialized reads in the sub-lrc-remux test. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
2 years ago · b0ae5d02f3
parent 8136ab8e76
commit b0ae5d02f3
1 changed files with 1 additions and 1 deletions
--- a/fftools/ffmpeg.c
+++ b/fftools/ffmpeg.c
@ -1118,7 +1118,7 @@ static void do_subtitle_out(OutputFile *of,
            exit_program(1);
        }

-        pkt->size = subtitle_out_size;
+        av_shrink_packet(pkt, subtitle_out_size);
        pkt->pts  = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->mux_timebase);
        pkt->duration = av_rescale_q(sub->end_display_time, (AVRational){ 1, 1000 }, ost->mux_timebase);
        if (enc->codec_id == AV_CODEC_ID_DVB_SUBTITLE) {