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h266parse: Wait for SEI before exposing src caps

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Similar to h264parse, this makes sure 'lcevc=false' src caps are not set before
parsing SEI. It is needed for decodebin2 to work properly with the LCEVC decoder.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/9427>
This commit is contained in:
Julian Bouzas 2025-07-22 10:56:55 -04:00 committed by GStreamer Marge Bot
parent b904ac195f
commit 064d2dedd6
1 changed files with 1 additions and 4 deletions
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5
subprojects/gst-plugins-bad/gst/videoparsers/gsth266parse.c
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@ -3234,10 +3234,7 @@ gst_h266_parse_set_caps (GstBaseParse * parse, GstCaps * caps)
h266parse->nal_length_size = 4;
}
if (format == h266parse->format && align == h266parse->align) {
/* we did parse codec-data and might supplement src caps */
gst_h266_parse_update_src_caps (h266parse, caps);
} else if (format == GST_H266_PARSE_FORMAT_VVC1
if (format == GST_H266_PARSE_FORMAT_VVC1
|| format == GST_H266_PARSE_FORMAT_VVI1) {
/* if input != output, and input is vvc, must split before anything else */
/* arrange to insert codec-data in-stream if needed.