video-transition: Make sure crossfade output never contains alpha

Otherwise it would get mixed with lower layers, which is totally
unexpected.

Fixes T7773

Differential Revision: https://phabricator.freedesktop.org/D1764
This commit is contained in:
Thibault Saunier 2017-06-30 16:18:17 -04:00
parent a934efe601
commit 50865a4f37

View file

@ -350,7 +350,6 @@ ges_video_transition_create_element (GESTrackElement * object)
oconv, NULL);
mixer = ges_smart_mixer_new (NULL);
g_object_set (GES_SMART_MIXER (mixer)->mixer, "background", 3, NULL);
GES_SMART_MIXER (mixer)->disable_zorder_alpha = TRUE;
gst_bin_add (GST_BIN (topbin), mixer);