video: initial dxva2 support

Shamelessly stolen from ffmpeg. It probably doesn't work - you can debug
it yourself.

1 files changed, 5 insertions, 0 deletions

diff --git a/wscript b/wscript
index 77ea8d8c45..195f94785b 100644
--- a/wscript
+++ b/wscript
@@ -727,6 +727,11 @@ hwaccel_features = [
         'desc': 'libavcodec VDPAU hwaccel',
         'deps': [ 'vdpau' ],
         'func': check_true,
+    }, {
+        'name': '--dxva2-hwaccel',
+        'desc': 'libavcodec DXVA2 hwaccel',
+        'deps': [ 'gdi' ],
+        'func': check_true,
     }
 ]