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h264parse: don't update src caps if only codec_data differs

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=705333
This commit is contained in:
Matej Knopp 2013-09-07 23:09:31 +02:00 committed by Sebastian Dröge
parent 8fb6628842
commit a41e8698b1
1 changed files with 26 additions and 13 deletions
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39
gst/videoparsers/gsth264parse.c
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@ -1317,22 +1317,35 @@ gst_h264_parse_update_src_caps (GstH264Parse * h264parse, GstCaps * caps)
par_n, par_d, NULL);
}
if (buf) {
gst_caps_set_simple (caps, "codec_data", GST_TYPE_BUFFER, buf, NULL);
gst_buffer_replace (&h264parse->codec_data, buf);
gst_buffer_unref (buf);
buf = NULL;
} else {
GstStructure *s;
/* remove any left-over codec-data hanging around */
s = gst_caps_get_structure (caps, 0);
gst_structure_remove_field (s, "codec_data");
gst_buffer_replace (&h264parse->codec_data, NULL);
src_caps = gst_pad_get_current_caps (GST_BASE_PARSE_SRC_PAD (h264parse));
if (src_caps
&& gst_structure_has_field (gst_caps_get_structure (src_caps, 0),
"codec_data")) {
/* use codec data from old caps for comparison; we don't want to resend caps
if everything is same except codec data; */
gst_caps_set_value (caps, "codec_data",
gst_structure_get_value (gst_caps_get_structure (src_caps, 0),
"codec_data"));
}
src_caps = gst_pad_get_current_caps (GST_BASE_PARSE_SRC_PAD (h264parse));
if (!(src_caps && gst_caps_is_strictly_equal (src_caps, caps)))
if (!(src_caps && gst_caps_is_strictly_equal (src_caps, caps))) {
/* update codec data to new value */
if (buf) {
gst_caps_set_simple (caps, "codec_data", GST_TYPE_BUFFER, buf, NULL);
gst_buffer_replace (&h264parse->codec_data, buf);
gst_buffer_unref (buf);
buf = NULL;
} else {
GstStructure *s;
/* remove any left-over codec-data hanging around */
s = gst_caps_get_structure (caps, 0);
gst_structure_remove_field (s, "codec_data");
gst_buffer_replace (&h264parse->codec_data, NULL);
}
gst_pad_set_caps (GST_BASE_PARSE_SRC_PAD (h264parse), caps);
}
if (src_caps)
gst_caps_unref (src_caps);