[retro-gtk] Add VideoFilter

[Adrien Plazas <aplazas src gnome org>]

commit 6f0d5d52932a94c3792f58bd02cae5640319e7a4
Author: theawless <theawless gmail com>
Date:   Fri Feb 10 22:56:50 2017 +0530

    Add VideoFilter
    
    https://bugzilla.gnome.org/show_bug.cgi?id=777987

 retro-gtk/Makefile.am             |    1 +
 retro-gtk/video/video-filter.vala |    6 ++++++
 2 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/retro-gtk/Makefile.am b/retro-gtk/Makefile.am
index a592d7e..886f231 100644
--- a/retro-gtk/Makefile.am
+++ b/retro-gtk/Makefile.am
@@ -38,6 +38,7 @@ libretro_gtk_la_SOURCES = \
        \
        video/cairo-display.vala \
        video/retro-video-converter.c \
+       video/video-filter.vala \
        $(NULL)
 
 libretro_gtk_la_LDFLAGS =
diff --git a/retro-gtk/video/video-filter.vala b/retro-gtk/video/video-filter.vala
new file mode 100644
index 0000000..2a3002b
--- /dev/null
+++ b/retro-gtk/video/video-filter.vala
@@ -0,0 +1,6 @@
+// This file is part of RetroGtk. License: GPLv3
+
+public enum RetroGtk.VideoFilter {
+       SMOOTH,
+       SHARP,
+}