+static int get_image( mlt_frame frame, uint8_t **image, mlt_image_format *format, int *width, int *height, int writable )
+{
+ mlt_filter filter = (mlt_filter) mlt_frame_pop_service( frame );
+ mlt_properties properties = MLT_FILTER_PROPERTIES( filter );
+ GlslManager::get_instance()->lock_service( frame );
+ Effect* effect = GlslManager::get_effect( filter, frame );
+ if ( effect ) {
+ mlt_position position = mlt_filter_get_position( filter, frame );
+ mlt_position length = mlt_filter_get_length2( filter, frame );
+ bool ok = effect->set_float( "radius",
+ mlt_properties_anim_get_double( properties, "radius", position, length ) );
+ ok |= effect->set_float( "blurred_mix_amount",
+ mlt_properties_anim_get_double( properties, "mix", position, length ) );
+ assert(ok);
+ }
+ GlslManager::get_instance()->unlock_service( frame );
+ *format = mlt_image_glsl;
+ return mlt_frame_get_image( frame, image, format, width, height, writable );
+}
+