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tsmux: Make sure to set srcpad caps under all conditions before outputting the first buffer

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Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/1218

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2438>
This commit is contained in:
Sebastian Dröge 2022-05-17 14:15:40 +03:00 committed by GStreamer Marge Bot
parent 12442748aa
commit bf79a6908c
1 changed files with 15 additions and 0 deletions
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15
subprojects/gst-plugins-bad/gst/mpegtsmux/gstbasetsmux.c
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@ -2319,6 +2319,21 @@ gst_base_ts_mux_aggregate (GstAggregator * agg, gboolean timeout)
GstBaseTsMux *mux = GST_BASE_TS_MUX (agg); GstBaseTsMux *mux = GST_BASE_TS_MUX (agg);
GstFlowReturn ret = GST_FLOW_OK; GstFlowReturn ret = GST_FLOW_OK;
GstBaseTsMuxPad *best = gst_base_ts_mux_find_best_pad (agg); GstBaseTsMuxPad *best = gst_base_ts_mux_find_best_pad (agg);
GstCaps *caps;
/* set caps on the srcpad if no caps were set yet */
if (!(caps = gst_pad_get_current_caps (agg->srcpad))) {
GstStructure *structure;
caps = gst_pad_get_pad_template_caps (GST_AGGREGATOR_SRC_PAD (mux));
caps = gst_caps_make_writable (caps);
structure = gst_caps_get_structure (caps, 0);
gst_structure_set (structure, "packetsize", G_TYPE_INT, mux->packet_size,
NULL);
gst_aggregator_set_src_caps (GST_AGGREGATOR (mux), caps);
}
gst_caps_unref (caps);
if (best) { if (best) {
GstBuffer *buffer; GstBuffer *buffer;