Zebediah Figura : winegstreamer: Prefer YUV formats to RGB ones.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 930dc23c7c9a9221aad19ebf468c3838f86427b3
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=930dc23c7c9a9221aad19ebf4...

Author: Zebediah Figura <z.figura12(a)gmail.com>
Date:   Mon Jun 22 17:56:03 2020 -0500

winegstreamer: Prefer YUV formats to RGB ones.

Signed-off-by: Zebediah Figura <z.figura12(a)gmail.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/winegstreamer/gstdemux.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/dlls/winegstreamer/gstdemux.c b/dlls/winegstreamer/gstdemux.c
index 75ddb3082e..11ca8f90bb 100644
--- a/dlls/winegstreamer/gstdemux.c
+++ b/dlls/winegstreamer/gstdemux.c
@@ -1677,17 +1677,19 @@ static HRESULT gstdecoder_source_get_media_type(struct gstdemux_source *pin,
 {
     static const GstVideoFormat video_formats[] =
     {
-        /* Roughly ordered by preference from videoflip. */
+        /* Try to prefer YUV formats over RGB ones. Most decoders output in the
+         * YUV color space, and it's generally much less expensive for
+         * videoconvert to do YUV -> YUV transformations. */
         GST_VIDEO_FORMAT_AYUV,
-        GST_VIDEO_FORMAT_BGRA,
-        GST_VIDEO_FORMAT_BGRx,
-        GST_VIDEO_FORMAT_BGR,
         GST_VIDEO_FORMAT_I420,
         GST_VIDEO_FORMAT_YV12,
         GST_VIDEO_FORMAT_YUY2,
         GST_VIDEO_FORMAT_UYVY,
         GST_VIDEO_FORMAT_YVYU,
         GST_VIDEO_FORMAT_NV12,
+        GST_VIDEO_FORMAT_BGRA,
+        GST_VIDEO_FORMAT_BGRx,
+        GST_VIDEO_FORMAT_BGR,
     };
 
     if (!index)