Fix deadlock in freeze filter.

Reported by Andrew Wason.

diff --git a/src/modules/kdenlive/filter_freeze.c b/src/modules/kdenlive/filter_freeze.c
index e8df1134f29e9a369dd722d6d8a0532e850860e4..9b006edd4bd85cfa055c08b06b378655b3df0158 100755 (executable)
--- a/src/modules/kdenlive/filter_freeze.c
+++ b/src/modules/kdenlive/filter_freeze.c
@@ -71,6 +71,7 @@ static int filter_get_image( mlt_frame this, uint8_t **image, mlt_image_format *
                        mlt_properties_set_data( properties, "freeze_frame", freeze_frame, 0, ( mlt_destructor )mlt_frame_close, NULL );
                        mlt_properties_set_position( properties, "_frame", pos );
                }
+               mlt_service_unlock( MLT_FILTER_SERVICE( filter ) );
 
                // Get frozen image
                uint8_t *buffer = NULL;
@@ -82,7 +83,6 @@ static int filter_get_image( mlt_frame this, uint8_t **image, mlt_image_format *
                memcpy( image_copy, buffer, size );
                *image = image_copy;
                mlt_frame_set_image( this, *image, size, mlt_pool_release );
-               mlt_service_unlock( MLT_FILTER_SERVICE( filter ) );
 
                return error;
        }