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decklinkaudiosrc: Ignore channel-mask when checking set_caps compatibility

Browse source 
channel-mask doesn't matter in decklinkaudiosrc, and differences in it
can cause caps negotiations to fail without a real reason.

https://bugzilla.gnome.org/show_bug.cgi?id=773313
This commit is contained in:
Vivia Nikolaidou 2016-10-21 14:01:11 +03:00 committed by Sebastian Dröge
parent 9a2df5dc3b
commit ab991db7ed
1 changed files with 12 additions and 2 deletions
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14
sys/decklink/gstdecklinkaudiosrc.cpp
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@ -278,14 +278,24 @@ gst_decklink_audio_src_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
GST_DEBUG_OBJECT (self, "Setting caps %" GST_PTR_FORMAT, caps);
if ((current_caps = gst_pad_get_current_caps (GST_BASE_SRC_PAD (bsrc)))) {
GstCaps *curcaps_cp;
GstStructure *cur_st, *caps_st;
GST_DEBUG_OBJECT (self, "Pad already has caps %" GST_PTR_FORMAT, caps);
if (!gst_caps_is_equal (caps, current_caps)) {
GST_ERROR_OBJECT (self, "New caps are not equal to old caps");
curcaps_cp = gst_caps_make_writable (current_caps);
cur_st = gst_caps_get_structure (curcaps_cp, 0);
caps_st = gst_caps_get_structure (caps, 0);
gst_structure_remove_field (cur_st, "channel-mask");
if (!gst_structure_can_intersect (caps_st, cur_st)) {
GST_ERROR_OBJECT (self, "New caps are not compatible with old caps");
gst_caps_unref (current_caps);
gst_caps_unref (curcaps_cp);
return FALSE;
} else {
gst_caps_unref (current_caps);
gst_caps_unref (curcaps_cp);
return TRUE;
}
}