Videre

linedance-app/player/player.py

@@ -33,6 +33,7 @@ class Player(QObject):
         self._duration: int = 0
         self._demo_mode = False
         self._demo_stop_sec = 10
+        self._demo_fading = False
         self._volume = 78
 
         if VLC_AVAILABLE:
@@ -78,11 +79,13 @@ class Player(QObject):
         self.state_changed.emit("playing")
 
     def play_demo(self, stop_at_sec: int = 10):
-        """Afspil fra start og stop automatisk ved stop_at_sec."""
+        """Afspil fra start og stop automatisk ved stop_at_sec med 2 sek fade-out."""
         self._demo_mode = True
         self._demo_stop_sec = stop_at_sec
+        self._demo_fading = False
         if VLC_AVAILABLE and self._media_player:
             self._media_player.set_time(0)
+            self._media_player.audio_set_volume(self._volume)
             self._media_player.play()
         self._poll_timer.start()
         self.state_changed.emit("playing")
@@ -94,7 +97,9 @@ class Player(QObject):
 
     def stop(self):
         self._demo_mode = False
+        self._demo_fading = False
         if VLC_AVAILABLE and self._media_player:
+            self._media_player.audio_set_volume(self._volume)
             self._media_player.stop()
         self._poll_timer.stop()
         self.position_changed.emit(0.0)
@@ -138,15 +143,33 @@ class Player(QObject):
         self.position_changed.emit(pos)
         self.time_changed.emit(cur, self._duration)
 
-        # Demo-stop
+        # Demo fade-out og stop
         if self._demo_mode and cur >= self._demo_stop_sec:
+            # Færdig — gendan volumen og stop
+            if VLC_AVAILABLE and self._media_player:
+                self._media_player.audio_set_volume(self._volume)
             self.stop()
             self._demo_mode = False
+            self._demo_fading = False
             self.position_changed.emit(0.0)
             self.time_changed.emit(0, self._duration)
             self.state_changed.emit("demo_ended")
             return
 
+        # Demo fade-out — de sidste 2 sekunder
+        FADE_SEC = 2.0
+        if self._demo_mode and VLC_AVAILABLE and self._media_player:
+            secs_left = self._demo_stop_sec - cur
+            if secs_left <= FADE_SEC and secs_left > 0:
+                # Fade fra fuld volumen til 0 over FADE_SEC sekunder
+                fade_fraction = secs_left / FADE_SEC   # 1.0 → 0.0
+                faded_vol = int(self._volume * fade_fraction)
+                self._media_player.audio_set_volume(max(0, faded_vol))
+                self._demo_fading = True
+            elif not self._demo_fading:
+                # Ikke i fade-zone endnu — sørg for fuld volumen
+                self._media_player.audio_set_volume(self._volume)
+
         # VU-meter: brug VLC's audio-amplitude hvis tilgængelig, ellers simulér
         if VLC_AVAILABLE and self._media_player and self._media_player.is_playing():
             # VLC eksponerer ikke amplitude direkte — vi bruger en blød simulation