Second attempt at #3541

wled00/led.cpp

@@ -134,10 +134,8 @@ void stateUpdated(byte callMode) {
   usermods.onStateChange(callMode);
 
   if (fadeTransition) {
-    // restore (global) transition time if not called from UDP notifier or single/temporary transition from JSON (also playlist)
-    if (!(callMode == CALL_MODE_NOTIFICATION || jsonTransitionOnce)) strip.setTransition(transitionDelay);
-    jsonTransitionOnce = false;
     if (strip.getTransition() == 0) {
+      jsonTransitionOnce = false;
       transitionActive = false;
       applyFinalBri();
       strip.trigger();
@@ -190,7 +188,10 @@ void handleTransitions()
     float tper = (millis() - transitionStartTime)/(float)strip.getTransition();
     if (tper >= 1.0f) {
       strip.setTransitionMode(false); // stop all transitions
+      // restore (global) transition time if not called from UDP notifier or single/temporary transition from JSON (also playlist)
+      if (jsonTransitionOnce) strip.setTransition(transitionDelay);
       transitionActive = false;
+      jsonTransitionOnce = false;
       tperLast = 0;
       applyFinalBri();
       return;

wled00/udp.cpp

@@ -213,7 +213,10 @@ void parseNotifyPacket(uint8_t *udpIn) {
 
   // set transition time before making any segment changes
   if (version > 3) {
-    if (fadeTransition) strip.setTransition(((udpIn[17] << 0) & 0xFF) + ((udpIn[18] << 8) & 0xFF00));
+    if (fadeTransition) {
+      jsonTransitionOnce = true;
+      strip.setTransition(((udpIn[17] << 0) & 0xFF) + ((udpIn[18] << 8) & 0xFF00));
+    }
   }
 
   //apply colors from notification to main segment, only if not syncing full segments

wled00/wled.h

@@ -8,7 +8,7 @@
  */
 
 // version code in format yymmddb (b = daily build)
-#define VERSION 2311150
+#define VERSION 2311270
 
 //uncomment this if you have a "my_config.h" file you'd like to use
 //#define WLED_USE_MY_CONFIG