Add a D-Bus property "DisableStandby" to turn standby oo or off.

1 files changed, 29 insertions, 8 deletions

diff --git a/dbus-service.c b/dbus-service.c
index c163ddb..9ae1d0a 100644
--- a/dbus-service.c
+++ b/dbus-service.c
@@ -378,14 +378,27 @@ gboolean notify_verbosity_callback(ShairportSyncDiagnostics *skeleton,
   return TRUE;
 }
 
+gboolean notify_disable_standby_callback(ShairportSync *skeleton,
+                                                __attribute__((unused)) gpointer user_data) {
+  // debug(1, "\"notify_disable_standby_callback\" called.");
+  if (shairport_sync_get_disable_standby(skeleton)) {
+    debug(1, ">> activating disable standby");
+    config.keep_dac_busy = 1;
+  } else {
+    debug(1, ">> deactivating disable standby");
+    config.keep_dac_busy = 0;
+  }
+  return TRUE;
+}
+
 gboolean notify_loudness_filter_active_callback(ShairportSync *skeleton,
                                                 __attribute__((unused)) gpointer user_data) {
-  debug(1, "\"notify_loudness_filter_active_callback\" called.");
+  // debug(1, "\"notify_loudness_filter_active_callback\" called.");
   if (shairport_sync_get_loudness_filter_active(skeleton)) {
-    debug(1, "activating loudness filter");
+    debug(1, ">> activating loudness filter");
     config.loudness = 1;
   } else {
-    debug(1, "deactivating loudness filter");
+    debug(1, ">> deactivating loudness filter");
     config.loudness = 0;
   }
   return TRUE;
@@ -395,10 +408,10 @@ gboolean notify_loudness_threshold_callback(ShairportSync *skeleton,
                                             __attribute__((unused)) gpointer user_data) {
   gdouble th = shairport_sync_get_loudness_threshold(skeleton);
   if ((th <= 0.0) && (th >= -100.0)) {
-    debug(1, "Setting loudness threshhold to %f.", th);
+    debug(1, ">> setting loudness threshhold to %f.", th);
     config.loudness_reference_volume_db = th;
   } else {
-    debug(1, "Invalid loudness threshhold: %f. Ignored.", th);
+    debug(1, ">> invalid loudness threshhold: %f. Ignored.", th);
     shairport_sync_set_loudness_threshold(skeleton, config.loudness_reference_volume_db);
   }
   return TRUE;
@@ -408,10 +421,10 @@ gboolean notify_drift_tolerance_callback(ShairportSync *skeleton,
                                          __attribute__((unused)) gpointer user_data) {
   gdouble dt = shairport_sync_get_drift_tolerance(skeleton);
   if ((dt >= 0.0) && (dt <= 2.0)) {
-    debug(1, "Setting drift tolerance to %f.", dt);
+    debug(1, ">> setting drift tolerance to %f seconds", dt);
     config.tolerance = dt;
   } else {
-    debug(1, "Invalid drift tolerance: %f. Ignored.", dt);
+    debug(1, ">> invalid drift tolerance: %f seconds. Ignored.", dt);
     shairport_sync_set_drift_tolerance(skeleton, config.tolerance);
   }
   return TRUE;
@@ -611,7 +624,9 @@ static void on_dbus_name_acquired(GDBusConnection *connection, const gchar *name
                    G_CALLBACK(notify_alacdecoder_callback), NULL);
   g_signal_connect(shairportSyncSkeleton, "notify::volume-control-profile",
                    G_CALLBACK(notify_volume_control_profile_callback), NULL);
-  g_signal_connect(shairportSyncSkeleton, "notify::loudness-filter-active",
+    g_signal_connect(shairportSyncSkeleton, "notify::disable-standby",
+                   G_CALLBACK(notify_disable_standby_callback), NULL);
+g_signal_connect(shairportSyncSkeleton, "notify::loudness-filter-active",
                    G_CALLBACK(notify_loudness_filter_active_callback), NULL);
   g_signal_connect(shairportSyncSkeleton, "notify::loudness-threshold",
                    G_CALLBACK(notify_loudness_threshold_callback), NULL);
@@ -710,6 +725,12 @@ static void on_dbus_name_acquired(GDBusConnection *connection, const gchar *name
   else
     shairport_sync_set_volume_control_profile(SHAIRPORT_SYNC(shairportSyncSkeleton), "flat");
 
+  if (config.keep_dac_busy == 0) {
+    shairport_sync_set_disable_standby(SHAIRPORT_SYNC(shairportSyncSkeleton), FALSE);
+  } else {
+    shairport_sync_set_disable_standby(SHAIRPORT_SYNC(shairportSyncSkeleton), TRUE);
+  }
+
   if (config.loudness == 0) {
     shairport_sync_set_loudness_filter_active(SHAIRPORT_SYNC(shairportSyncSkeleton), FALSE);
   } else {