From: Dan Dennedy <dan@dennedy.org>
Date: Sun, 3 Jul 2011 19:28:00 +0000 (-0700)
Subject: Add check for null frame.
X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;h=313bf8495416ca85a3c1b83790ebf83b5159588d;p=mlt

Add check for null frame.
---

diff --git a/src/framework/mlt_consumer.c b/src/framework/mlt_consumer.c
index 05f69e02..2bb11caa 100644
--- a/src/framework/mlt_consumer.c
+++ b/src/framework/mlt_consumer.c
@@ -1209,8 +1209,9 @@ static mlt_frame worker_get_frame( mlt_consumer self, mlt_properties properties
 	}
 
 	// Wait if not realtime.
+	mlt_frame head_frame = MLT_FRAME( mlt_deque_peek_front( self->queue ) );
 	while ( self->ahead && self->real_time < 0 &&
-		! mlt_properties_get_int( MLT_FRAME_PROPERTIES( MLT_FRAME( mlt_deque_peek_front( self->queue ) ) ), "rendered" ) )
+		!( head_frame && mlt_properties_get_int( MLT_FRAME_PROPERTIES( head_frame ), "rendered" ) ) )
 	{
 		pthread_mutex_lock( &self->done_mutex );
 		pthread_cond_wait( &self->done_cond, &self->done_mutex );