From a2e0cd7f251f0c1750bbe7adaff6d408ae7dcd37 Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Thu, 26 Feb 2015 09:26:28 +0100
Subject: [PATCH] vo_xv: don't attempt to clear window before mapped

This can happen with the "no-colorkey" suboption. Then the code in
xv_draw_colorkey() can be run before vo_x11_config_vo_window(), when
vo_gc is not allocated yet.

Fixes #1629.
---
 video/out/vo_xv.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/video/out/vo_xv.c b/video/out/vo_xv.c
index 11c6efc26e..654f657ca3 100644
--- a/video/out/vo_xv.c
+++ b/video/out/vo_xv.c
@@ -382,6 +382,8 @@ static void xv_draw_colorkey(struct vo *vo, const struct mp_rect *rc)
     if (ctx->xv_ck_info.method == CK_METHOD_MANUALFILL ||
         ctx->xv_ck_info.method == CK_METHOD_BACKGROUND)
     {
+        if (!x11->vo_gc)
+            return;
         //less tearing than XClearWindow()
         XSetForeground(x11->display, x11->vo_gc, ctx->xv_colorkey);
         XFillRectangle(x11->display, x11->window, x11->vo_gc, rc->x0, rc->y0,