[Bug 773314] alpha: Black definition alpha plugin not working

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=773314

Sebastian Dröge (slomo) <slomo at coaxion.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |slomo at coaxion.net
            Summary|Alpha: Black definition     |alpha: Black definition
                   |alpha plugin not working    |alpha plugin not working
           Severity|normal                      |enhancement

--- Comment #1 from Sebastian Dröge (slomo) <slomo at coaxion.net> ---
Reason for that is that the color keying works by using the hue. And black (and
white, and grey) don't have any hue. A different approach would have to be used
here.

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