gtk: Fix rotation not being applied when paused

The video wouldn't be redrawn immediately when a rotation was applied
but the pipeline was paused, as no new buffers were scheduled to be
displayed.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1618>

diff --git a/subprojects/gst-plugins-good/ext/gtk/gtkgstglwidget.c b/subprojects/gst-plugins-good/ext/gtk/gtkgstglwidget.c
index 1f24400..b135697 100644 (file)
--- a/subprojects/gst-plugins-good/ext/gtk/gtkgstglwidget.c
+++ b/subprojects/gst-plugins-good/ext/gtk/gtkgstglwidget.c
@@ -752,6 +752,8 @@ gtk_gst_gl_widget_set_rotate_method (GtkGstGLWidget * gst_widget,
     priv->current_rotate_method = method;
   }
   GTK_GST_BASE_WIDGET_UNLOCK (gst_widget);
+
+  gtk_gst_base_widget_queue_draw (GTK_GST_BASE_WIDGET (gst_widget));
 }
 
 GstVideoOrientationMethod