Commit 94b16f15 authored by Jan Schmidt's avatar Jan Schmidt Committed by Tim-Philipp Müller

tsdemux: Skew correction should use the upstream DTS

The MPEG-TS packetiser should use the upstream DTS for
skew correction when running in that mode, as the DTS
carries the upstream arrival time. The PTS (if it's
set at all) is less useful, and can be invalid.
parent bef139a8
......@@ -665,6 +665,7 @@ mpegts_packetizer_new (void)
void
mpegts_packetizer_push (MpegTSPacketizer2 * packetizer, GstBuffer * buffer)
{
GstClockTime ts;
if (G_UNLIKELY (packetizer->empty)) {
packetizer->empty = FALSE;
packetizer->offset = GST_BUFFER_OFFSET (buffer);
......@@ -674,9 +675,11 @@ mpegts_packetizer_push (MpegTSPacketizer2 * packetizer, GstBuffer * buffer)
G_GUINT64_FORMAT, gst_buffer_get_size (buffer),
GST_BUFFER_OFFSET (buffer));
gst_adapter_push (packetizer->adapter, buffer);
/* If buffer timestamp is valid, store it */
if (GST_CLOCK_TIME_IS_VALID (GST_BUFFER_TIMESTAMP (buffer)))
packetizer->last_in_time = GST_BUFFER_TIMESTAMP (buffer);
/* If the buffer has a valid timestamp, store it - preferring DTS,
* which is where upstream arrival times should be stored */
ts = GST_BUFFER_DTS_OR_PTS (buffer);
if (GST_CLOCK_TIME_IS_VALID (ts))
packetizer->last_in_time = ts;
}
static void
......
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