On 5/22/2023 12:49 PM, Paul B Mahol wrote:
On 5/21/23, Paul B Mahol <one...@gmail.com> wrote:
Attached patches.
This finally removes giant hacks in gif demuxer and allows using gif
files via pipe reliably.
Now with smaller diff.
[...]
From f3d6eea43df686b4211601b194fac81f032eb273 Mon Sep 17 00:00:00 2001
From: Paul B Mahol <one...@gmail.com>
Date: Sun, 21 May 2023 02:15:26 +0200
Subject: [PATCH 1/2] avformat/demux: add support to derive timestamps from
packet durations for video
Signed-off-by: Paul B Mahol <one...@gmail.com>
---
libavformat/demux.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavformat/demux.c b/libavformat/demux.c
index dec02a1a6b..b3f563ccc7 100644
--- a/libavformat/demux.c
+++ b/libavformat/demux.c
@@ -1195,6 +1195,11 @@ static int parse_packet(AVFormatContext *s, AVPacket
*pkt,
st->time_base,
AV_ROUND_DOWN);
}
+ } else if ((s->iformat->flags & AVFMT_NOTIMESTAMPS) &&
st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
Why only for AVFMT_NOTIMESTAMPS formats? Same as the audio check above,
the parser could set duration regardless of where the packet came from.
+ if (st->time_base.num > 0 && st->time_base.den > 0 &&
+ sti->parser->duration) {
+ out_pkt->duration = sti->parser->duration;
+ }
}
out_pkt->stream_index = st->index;
--
2.39.1
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