From 1d6f2f90c6b51a43ed3b6d00e474ae9f95f631e4 Mon Sep 17 00:00:00 2001
From: Rodrigo Braz Monteiro <zeratul@cellosoft.com>
Date: Mon, 30 Jul 2007 04:05:45 +0000
Subject: [PATCH] Issue #446 - Fixed some crashing while trying to play video
 without audio loaded, on posix

Originally committed to SVN as r1463.
---
 aegisub/video_context.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/aegisub/video_context.cpp b/aegisub/video_context.cpp
index 4e9e05ba3..bf63fd5ce 100644
--- a/aegisub/video_context.cpp
+++ b/aegisub/video_context.cpp
@@ -741,7 +741,7 @@ void VideoContext::OnPlayTimer(wxTimerEvent &event) {
 	JumpToFrame(nextFrame);
 
 	// Sync audio
-	if (keepAudioSync && nextFrame % 10 == 0) {
+	if (keepAudioSync && nextFrame % 10 == 0 && audio && audio->provider && audio->player) {
 		__int64 audPos = audio->GetSampleAtMS(VFR_Output.GetTimeAtFrame(nextFrame));
 		__int64 curPos = audio->player->GetCurrentPosition();
 		int delta = int(audPos-curPos);