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tsmux: output smoothly increasing PTS when in CBR mode

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Thanks to that, when its output is plugged into eg a udp sink, the
outgoing data can be output in a smoother way, reducing burstiness
This commit is contained in:
Mathieu Duponchelle 2019-07-05 01:26:26 +02:00 committed by Mathieu Duponchelle
parent 15f149a990
commit 9996ae9ae0
2 changed files with 6 additions and 1 deletions
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3
gst/mpegtsmux/gstbasetsmux.c
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@ -1017,7 +1017,8 @@ new_packet_cb (GstBuffer * buf, void *user_data, gint64 new_pcr)
gst_buffer_map (buf, &map, GST_MAP_READWRITE);
GST_BUFFER_PTS (buf) = mux->last_ts;
if (!GST_CLOCK_TIME_IS_VALID (GST_BUFFER_PTS (buf)))
GST_BUFFER_PTS (buf) = mux->last_ts;
/* do common init (flags and streamheaders) */
new_packet_common_init (mux, buf, map.data, map.size);

4
gst/mpegtsmux/tsmux/tsmux.c
View file

@ -660,6 +660,10 @@ tsmux_packet_out (TsMux * mux, GstBuffer * buf, gint64 pcr)
return TRUE;
}
if (mux->bitrate)
GST_BUFFER_PTS (buf) =
gst_util_uint64_scale (mux->n_bytes * 8, GST_SECOND, mux->bitrate);
mux->n_bytes += gst_buffer_get_size (buf);
return mux->write_func (buf, mux->write_func_data, pcr);