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ffmpeg: fix usage of -shortest in codec copy scenarios

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Don't mark all streams as finished, instead make sync_opts keep track of the
stream's duration, and set recording_time to it, same as in transcoding paths.

Fixes tickets #9512 and #9513.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2021-11-25 14:06:01 -03:00
parent 96caa01f13
commit c1818cb947
1 changed files with 7 additions and 8 deletions
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15
fftools/ffmpeg.c
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@ -871,10 +871,11 @@ static void write_packet(OutputFile *of, AVPacket *pkt, OutputStream *ost, int u
static void close_output_stream(OutputStream *ost)
{
OutputFile *of = output_files[ost->file_index];
AVRational time_base = ost->stream_copy ? ost->mux_timebase : ost->enc_ctx->time_base;
ost->finished |= ENCODER_FINISHED;
if (of->shortest) {
int64_t end = av_rescale_q(ost->sync_opts - ost->first_pts, ost->enc_ctx->time_base, AV_TIME_BASE_Q);
int64_t end = av_rescale_q(ost->sync_opts - ost->first_pts, time_base, AV_TIME_BASE_Q);
of->recording_time = FFMIN(of->recording_time, end);
}
}
@ -1483,13 +1484,13 @@ static void do_video_stats(OutputStream *ost, int frame_size)
static void finish_output_stream(OutputStream *ost)
{
OutputFile *of = output_files[ost->file_index];
int i;
AVRational time_base = ost->stream_copy ? ost->mux_timebase : ost->enc_ctx->time_base;
ost->finished = ENCODER_FINISHED | MUXER_FINISHED;
if (of->shortest) {
for (i = 0; i < of->ctx->nb_streams; i++)
output_streams[of->ost_index + i]->finished = ENCODER_FINISHED | MUXER_FINISHED;
int64_t end = av_rescale_q(ost->sync_opts - ost->first_pts, time_base, AV_TIME_BASE_Q);
of->recording_time = FFMIN(of->recording_time, end);
}
}
@ -2086,10 +2087,6 @@ static void do_streamcopy(InputStream *ist, OutputStream *ost, const AVPacket *p
}
}
/* force the input stream PTS */
if (ost->enc_ctx->codec_type == AVMEDIA_TYPE_VIDEO)
ost->sync_opts++;
if (av_packet_ref(opkt, pkt) < 0)
exit_program(1);
@ -2113,6 +2110,8 @@ static void do_streamcopy(InputStream *ist, OutputStream *ost, const AVPacket *p
opkt->duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->mux_timebase);
ost->sync_opts += opkt->duration;
output_packet(of, opkt, ost, 0);
}