xbmc: add patch to lock x11 on init/uninit vdpau shares display

Signed-off-by: Stephan Raue <stephan@openelec.tv>

packages/mediacenter/xbmc/patches/xbmc-22ad8e4-911-vdpau_lock_x11_on_init-uninit_vdpau_shares_display.patch

@@ -0,0 +1,78 @@
+From 0a693dcaaf74b6d1ce9341143db6584c42470644 Mon Sep 17 00:00:00 2001
+From: Rainer Hochecker <fernetmenta@online.de>
+Date: Sat, 10 Dec 2011 12:20:15 +0100
+Subject: [PATCH] vdpau: lock x11 on init/uninit, vdpau shares display
+ connection with main thread
+
+---
+ xbmc/cores/dvdplayer/DVDCodecs/Video/VDPAU.cpp |   12 ++++++++++--
+ 1 files changed, 10 insertions(+), 2 deletions(-)
+
+diff --git a/xbmc/cores/dvdplayer/DVDCodecs/Video/VDPAU.cpp b/xbmc/cores/dvdplayer/DVDCodecs/Video/VDPAU.cpp
+index 823686c..f2cce8a 100644
+--- a/xbmc/cores/dvdplayer/DVDCodecs/Video/VDPAU.cpp
++++ b/xbmc/cores/dvdplayer/DVDCodecs/Video/VDPAU.cpp
+@@ -412,7 +412,6 @@ int CVDPAU::Check(AVCodecContext* avctx)
+   {
+     CLog::Log(LOGNOTICE,"Attempting recovery");
+ 
+-    CSingleLock gLock(g_graphicsContext);
+     CExclusiveLock lock(m_DecoderSection);
+ 
+     FiniVDPAUOutput();
+@@ -441,6 +440,8 @@ void CVDPAU::CheckFeatures()
+ {
+   if (videoMixer == VDP_INVALID_HANDLE)
+   {
++    X11Lock xlock(g_Windowing);
++
+     CLog::Log(LOGNOTICE, " (VDPAU) Creating the video mixer");
+     // Creation of VideoMixer.
+     VdpVideoMixerParameter parameters[] = {
+@@ -673,6 +674,8 @@ void CVDPAU::SetDeinterlacing()
+ 
+ void CVDPAU::InitVDPAUProcs()
+ {
++  X11Lock xlock(g_Windowing);
++
+   char* error;
+ 
+   (void)dlerror();
+@@ -690,7 +693,6 @@ void CVDPAU::InitVDPAUProcs()
+ 
+   if (dl_vdp_device_create_x11)
+   {
+-    CSingleLock lock(g_graphicsContext);
+     m_Display = g_Windowing.GetDisplay();
+   }
+ 
+@@ -779,6 +781,8 @@ void CVDPAU::InitVDPAUProcs()
+ 
+ void CVDPAU::FiniVDPAUProcs()
+ {
++  X11Lock xlock(g_Windowing);
++
+   while (!m_videoSurfaces.empty())
+   {
+     vdpau_render_state *render = m_videoSurfaces.back();
+@@ -931,6 +935,8 @@ bool CVDPAU::ConfigOutputMethod(AVCodecContext *avctx, AVFrame *pFrame)
+ 
+   FiniOutputMethod();
+ 
++  X11Lock xlock(g_Windowing);
++
+   MakePixmap(avctx->width,avctx->height);
+ 
+   vdp_st = vdp_presentation_queue_target_create_x11(vdp_device,
+@@ -979,6 +985,8 @@ bool CVDPAU::ConfigOutputMethod(AVCodecContext *avctx, AVFrame *pFrame)
+ 
+ bool CVDPAU::FiniOutputMethod()
+ {
++  X11Lock xlock(g_Windowing);
++
+   VdpStatus vdp_st;
+ 
+   if (vdp_flip_queue != VDP_INVALID_HANDLE)
+-- 
+1.7.5.4
+