[gtk: 6/6] Merge branch 'matthiasc/gl-media-stream' into 'master'

[Matthias Clasen <matthiasc src gnome org>]

commit 40c10f83e2b013fb3db00304a22c25b062742df8
Merge: 874b19b27e fb31581bb4
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Jan 5 00:54:37 2021 +0000

    Merge branch 'matthiasc/gl-media-stream' into 'master'
    
    Use GL in the gstreamer media backend
    
    See merge request GNOME/gtk!3027

 demos/gtk-demo/fishbowl.c              |   9 +-
 gtk/gtkvideo.c                         |   8 +-
 modules/media/gtkgstmediafile.c        |  20 ++
 modules/media/gtkgstpaintable.c        |  69 ++++++-
 modules/media/gtkgstpaintableprivate.h |   4 +
 modules/media/gtkgstsink.c             | 334 +++++++++++++++++++++++++++++----
 modules/media/gtkgstsinkprivate.h      |   6 +
 modules/media/meson.build              |   7 +-
 8 files changed, 415 insertions(+), 42 deletions(-)
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