consumer_sdl.c: bugfix segfault on unchecked pointer

[melted] / src / modules / sdl / consumer_sdl.c

diff --git a/src/modules/sdl/consumer_sdl.c b/src/modules/sdl/consumer_sdl.c
index 06cbb2c..30ec118 100644 (file)
--- a/src/modules/sdl/consumer_sdl.c
+++ b/src/modules/sdl/consumer_sdl.c
@@ -190,9 +190,12 @@ int consumer_start( mlt_consumer parent )
                {
                        mlt_profile profile = mlt_service_profile( MLT_CONSUMER_SERVICE( parent ) );
                        mlt_filter filter = mlt_factory_filter( profile, "avcolour_space", NULL );
-                       mlt_properties_set_int( MLT_FILTER_PROPERTIES( filter ), "forced", mlt_image_yuv422 );
-                       mlt_service_attach( MLT_CONSUMER_SERVICE( parent ), filter );
-                       mlt_filter_close( filter );
+                       if ( filter )
+                       {
+                               mlt_properties_set_int( MLT_FILTER_PROPERTIES( filter ), "forced", mlt_image_yuv422 );
+                               mlt_service_attach( MLT_CONSUMER_SERVICE( parent ), filter );
+                               mlt_filter_close( filter );
+                       }
                        this->filtered = 1;
                }
        
@@ -249,7 +252,8 @@ int consumer_stop( mlt_consumer parent )
                // Kill the thread and clean up
                this->joined = 1;
                this->running = 0;
-               pthread_join( this->thread, NULL );
+               if ( this->thread )
+                       pthread_join( this->thread, NULL );
 
                // internal cleanup
                if ( this->sdl_overlay != NULL )