ladspa,remap: make description of sink follow moves

1 files changed, 22 insertions, 3 deletions

diff --git a/src/modules/module-ladspa-sink.c b/src/modules/module-ladspa-sink.c
index 933fb182..994c778f 100644
--- a/src/modules/module-ladspa-sink.c
+++ b/src/modules/module-ladspa-sink.c
@@ -82,6 +82,8 @@ struct userdata {
     LADSPA_Data control_out;
 
     pa_memblockq *memblockq;
+
+    pa_bool_t auto_desc;
 };
 
 static const char* const valid_modargs[] = {
@@ -423,6 +425,19 @@ static void sink_input_moving_cb(pa_sink_input *i, pa_sink *dest) {
         pa_sink_update_flags(u->sink, PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY, dest->flags);
     } else
         pa_sink_set_asyncmsgq(u->sink, NULL);
+
+    if (u->auto_desc && dest) {
+        const char *z;
+        pa_proplist *pl;
+
+        pl = pa_proplist_new();
+        z = pa_proplist_gets(dest->proplist, PA_PROP_DEVICE_DESCRIPTION);
+        pa_proplist_setf(pl, PA_PROP_DEVICE_DESCRIPTION, "LADSPA Plugin %s on %s",
+                         pa_proplist_gets(u->sink->proplist, "device.ladspa.name"), z ? z : dest->name);
+
+        pa_sink_update_proplist(u->sink, PA_UPDATE_REPLACE, pl);
+        pa_proplist_free(pl);
+    }
 }
 
 /* Called from main context */
@@ -451,7 +466,6 @@ int pa__init(pa_module*m) {
     pa_channel_map map;
     pa_modargs *ma;
     char *t;
-    const char *z;
     pa_sink *master;
     pa_sink_input_new_data sink_input_data;
     pa_sink_new_data sink_data;
@@ -765,8 +779,6 @@ int pa__init(pa_module*m) {
         sink_data.name = pa_sprintf_malloc("%s.ladspa", master->name);
     pa_sink_new_data_set_sample_spec(&sink_data, &ss);
     pa_sink_new_data_set_channel_map(&sink_data, &map);
-    z = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION);
-    pa_proplist_setf(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "LADSPA Plugin %s on %s", d->Name, z ? z : master->name);
     pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_MASTER_DEVICE, master->name);
     pa_proplist_sets(sink_data.proplist, PA_PROP_DEVICE_CLASS, "filter");
     pa_proplist_sets(sink_data.proplist, "device.ladspa.module", plugin);
@@ -782,6 +794,13 @@ int pa__init(pa_module*m) {
         goto fail;
     }
 
+    if ((u->auto_desc = !pa_proplist_contains(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION))) {
+        const char *z;
+
+        z = pa_proplist_gets(master->proplist, PA_PROP_DEVICE_DESCRIPTION);
+        pa_proplist_setf(sink_data.proplist, PA_PROP_DEVICE_DESCRIPTION, "LADSPA Plugin %s on %s", d->Name, z ? z : master->name);
+    }
+
     u->sink = pa_sink_new(m->core, &sink_data,
                           PA_SINK_HW_MUTE_CTRL|PA_SINK_HW_VOLUME_CTRL|PA_SINK_DECIBEL_VOLUME|
                           (master->flags & (PA_SINK_LATENCY|PA_SINK_DYNAMIC_LATENCY)));