XCB/XVideo: add debug message in case of problem with visuals

diff --git a/modules/video_output/xcb/xvideo.c b/modules/video_output/xcb/xvideo.c
index 57e17cf1bd4ef7eb858f7c0006adf8667a1c7aa3..66b3853c8a3d744764e2c3adcae3556e002818fd 100644 (file)
--- a/modules/video_output/xcb/xvideo.c
+++ b/modules/video_output/xcb/xvideo.c
@@ -468,6 +468,7 @@ static int Open (vlc_object_t *obj)
             }
         }
         xcb_xv_ungrab_port (conn, p_sys->port, XCB_CURRENT_TIME);
+        msg_Dbg (vd, "no usable X11 visual");
         continue; /* No workable XVideo format (visual/depth) */
 
     created_window: