- /* If non-NULL called whenever the the sink this input is attached
- * to changes. Called from main context */
- void (*moving) (pa_sink_input *i); /* may be NULL */
+ /* If non-NULL called whenever the sink input is moved to a new
+ * sink. Called from main context after the sink input has been
+ * detached from the old sink and before it has been attached to
+ * the new sink. */
+ void (*moving) (pa_sink_input *i, pa_sink *dest); /* may be NULL */