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playbin: Only append non-raw and sysmem pad template caps to the autoplug-query result

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Otherwise a decoder supporting GL memory will think that all downstream can
support GL memory because of seeing its own template caps.

https://bugzilla.gnome.org/show_bug.cgi?id=758212
This commit is contained in:
Sebastian Dröge 2016-01-08 18:53:52 +02:00
parent 9713ab06cd
commit fccf83e69f
1 changed files with 28 additions and 0 deletions
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28
gst/playback/gstplaybin2.c
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@ -4994,7 +4994,35 @@ done:
if (target) {
GstCaps *target_caps = gst_pad_get_pad_template_caps (target);
GST_PLAY_BIN_FILTER_CAPS (filter, target_caps);
if (!gst_caps_is_any (target_caps)) {
GstCaps *tmp;
GstCapsFeatures *features;
GstStructure *s;
guint i, n;
n = gst_caps_get_size (target_caps);
tmp = gst_caps_new_empty ();
for (i = 0; i < n; i++) {
features = gst_caps_get_features (target_caps, i);
s = gst_caps_get_structure (target_caps, i);
if (!gst_structure_has_name (s, "video/x-raw") &&
!gst_structure_has_name (s, "audio/x-raw")) {
gst_caps_append_structure_full (tmp,
gst_structure_copy (s), gst_caps_features_copy (features));
} else if (gst_caps_features_is_any (features)
|| gst_caps_features_is_equal (features,
GST_CAPS_FEATURES_MEMORY_SYSTEM_MEMORY)) {
gst_caps_append_structure (tmp, gst_structure_copy (s));
}
}
gst_caps_unref (target_caps);
target_caps = tmp;
}
result = gst_caps_merge (result, target_caps);
gst_object_unref (target);
}