From: j-b-m <j-b-m@d19143bc-622f-0410-bfdd-b5b2a6649095>
Date: Sun, 21 Dec 2008 17:49:03 +0000 (+0000)
Subject: producer_sdl_image.c: Fix crash when attempting to play a folder without images
X-Git-Url: http://research.m1stereo.tv/gitweb?a=commitdiff_plain;h=0fc4837b335b5918aab7818ff1432a8f61c4ce05;p=melted

producer_sdl_image.c: Fix crash when attempting to play a folder without images

git-svn-id: https://mlt.svn.sourceforge.net/svnroot/mlt/trunk/mlt@1281 d19143bc-622f-0410-bfdd-b5b2a6649095
---

diff --git a/src/modules/sdl/producer_sdl_image.c b/src/modules/sdl/producer_sdl_image.c
index edcc112..9c3bd8b 100644
--- a/src/modules/sdl/producer_sdl_image.c
+++ b/src/modules/sdl/producer_sdl_image.c
@@ -150,23 +150,26 @@ static SDL_Surface *load_image( mlt_producer producer )
 		mlt_properties_set_data( properties, "_surface", surface, 0, ( mlt_destructor )SDL_FreeSurface, 0 );
 	}
 
-	image_idx = ( int )floor( ( double )position / ttl ) % mlt_properties_count( filenames );
-	this_resource = mlt_properties_get_value( filenames, image_idx );
-
-	if ( last_resource == NULL || strcmp( last_resource, this_resource ) )
+	if ( mlt_properties_count( filenames ) ) 
 	{
-		surface = IMG_Load( this_resource );
-		if ( surface != NULL )
+		image_idx = ( int )floor( ( double )position / ttl ) % mlt_properties_count( filenames );
+		this_resource = mlt_properties_get_value( filenames, image_idx );
+
+		if ( last_resource == NULL || strcmp( last_resource, this_resource ) )
+		{
+			surface = IMG_Load( this_resource );
+			if ( surface != NULL )
+			{
+				surface->refcount ++;
+				mlt_properties_set_data( properties, "_surface", surface, 0, ( mlt_destructor )SDL_FreeSurface, 0 );
+				mlt_properties_set( properties, "_last_resource", this_resource );
+			}
+		}
+		else if ( surface != NULL )
 		{
 			surface->refcount ++;
-			mlt_properties_set_data( properties, "_surface", surface, 0, ( mlt_destructor )SDL_FreeSurface, 0 );
-			mlt_properties_set( properties, "_last_resource", this_resource );
 		}
 	}
-	else if ( surface != NULL )
-	{
-		surface->refcount ++;
-	}
 
 	return surface;
 }