From 6ca4d3c44fe75d0ad475d214d55d73b9b4699cc4 Mon Sep 17 00:00:00 2001
From: Johns <johns98@gmx.net>
Date: Tue, 24 Jan 2012 10:02:39 +0100
Subject: [PATCH] Fix dead-lock in VdpauExit.

---
 ChangeLog |  1 +
 video.c   | 16 +++++++++++-----
 2 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index a0ec3eb..5a171ec 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
 User johns
 Date:
 
+    Fix for dead-lock in VdpauExit.
     Workaround for dead-lock in VdpauExit.
     VDPAU: Add very primitive software scaler for grab image.
     VA-API: Add auto-crop support.
diff --git a/video.c b/video.c
index 37e1ea0..dcf724c 100644
--- a/video.c
+++ b/video.c
@@ -3587,12 +3587,15 @@ static void VaapiSyncRenderFrame(VaapiDecoder * decoder,
 
 	VideoPollEvent();
 
+	pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+	pthread_testcancel();
 	// give osd some time slot
 	while (pthread_cond_timedwait(&VideoWakeupCond, &VideoLockMutex,
 		&abstime) != ETIMEDOUT) {
 	    // SIGUSR1
 	    Debug(3, "video/vaapi: pthread_cond_timedwait error\n");
 	}
+	pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
 
 	VaapiSyncDisplayFrame(decoder);
     }
@@ -6526,12 +6529,16 @@ static void VdpauSyncRenderFrame(VdpauDecoder * decoder,
 
 	VideoPollEvent();
 
+	// fix dead-lock with VdpauExit
+	pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+	pthread_testcancel();
 	// give osd some time slot
 	while (pthread_cond_timedwait(&VideoWakeupCond, &VideoLockMutex,
 		&abstime) != ETIMEDOUT) {
 	    // SIGUSR1
 	    Debug(3, "video/vdpau: pthread_cond_timedwait error\n");
 	}
+	pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
 
 	VdpauSyncDisplayFrame(decoder);
     }
@@ -7360,11 +7367,10 @@ static void *VideoDisplayHandlerThread(void *dummy)
 #endif
 
     for (;;) {
-	/* other way to try to fix dead-lock with VdpauExit
-	   pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
-	   pthread_testcancel();
-	   pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
-	 */
+	// fix dead-lock with VdpauExit
+	pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
+	pthread_testcancel();
+	pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
 
 	VideoPollEvent();