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mpegtsmux: mpegtsmux_collected(): calculate PCR for programs

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This commit is contained in:
Lin YANG 2009-07-11 19:29:53 +08:00 committed by Sebastian Dröge
parent b67ed24676
commit 5b0b69a858
2 changed files with 23 additions and 15 deletions
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37
gst/mpegtsmux/mpegtsmux.c
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@ -610,18 +610,6 @@ mpegtsmux_collected (GstCollectPads * pads, MpegTsMux * mux)
best = mpegtsmux_choose_best_stream (mux);
if (mux->pcr_stream == NULL) {
if (best) {
/* Take the first data stream for the PCR */
GST_DEBUG_OBJECT (COLLECT_DATA_PAD (best), "Use stream as PCR");
mux->pcr_stream = best->stream;
}
}
/* Set the chosen PCR stream */
g_return_val_if_fail (mux->pcr_stream != NULL, GST_FLOW_ERROR);
tsmux_program_set_pcr_stream (mux->program, mux->pcr_stream);
if (!mpegtsdemux_prepare_srcpad (mux)) {
GST_DEBUG_OBJECT (mux, "Failed to send new segment");
goto new_seg_fail;
@ -633,9 +621,29 @@ mpegtsmux_collected (GstCollectPads * pads, MpegTsMux * mux)
}
if (best != NULL) {
TsMuxProgram *prog = best->prog;
GstBuffer *buf = best->queued_buf;
gint64 pts = -1;
if (prog == NULL) {
GST_ELEMENT_ERROR (mux, STREAM, MUX, ("Stream is not associated with "
"any program"), (NULL));
return GST_FLOW_ERROR;
}
if (G_UNLIKELY (prog->pcr_stream == NULL)) {
if (best) {
MpegTsPadData *ts_data = (MpegTsPadData *) best;
/* Take the first data stream for the PCR */
GST_DEBUG_OBJECT (COLLECT_DATA_PAD (best),
"Use stream (pid=%d) from pad as PCR for program (prog_id = %d)",
ts_data->pid, ts_data->prog_id);
/* Set the chosen PCR stream */
tsmux_program_set_pcr_stream (prog, best->stream);
}
}
g_return_val_if_fail (buf != NULL, GST_FLOW_ERROR);
GST_DEBUG_OBJECT (COLLECT_DATA_PAD (best),
@ -657,8 +665,9 @@ mpegtsmux_collected (GstCollectPads * pads, MpegTsMux * mux)
goto write_fail;
}
}
if (mux->pcr_stream == best->stream) {
mux->last_ts = best->last_ts;
if (prog->pcr_stream == best->stream) {
/* FIXME: is this correct? */
mux->last_ts = best->last_ts; // how?
}
} else {
/* FIXME: Drain all remaining streams */

1
gst/mpegtsmux/mpegtsmux.h
View file

@ -113,7 +113,6 @@ struct MpegTsMux {
GstStructure *prog_map;
gboolean first;
TsMuxStream *pcr_stream;
GstFlowReturn last_flow_ret;
GstAdapter *adapter;
gint64 previous_pcr;