Add Support for Piper TTS in Multiple Languages

maps/here_4_traffic_day.json

@@ -6,14 +6,14 @@
     },
     "format": "raster",
     "keys": ["HERE_APIKEY"],
-    "lang": {"local": "mul", "ar": "ara", "eu": "baq", "ca": "cat", "zh-simpl": "chi", "zh": "cht", "cs": "cze", "da": "dan", "nl": "dut", "en": "eng", "fi": "fin", "fr": "fre", "de": "ger", "ga": "gle", "el": "gre", "he": "heb", "hi": "hin", "id": "ind", "it": "ita", "no": "nor", "fa": "per", "pl": "pol", "pt": "por", "ru": "rus", "si": "sin", "es": "spa", "sv": "swe", "th": "tha", "tr": "tur", "uk": "ukr", "ur": "urd", "vi": "vie", "cy": "wel"},
+    "lang": {"local": "mul", "ar": "ar", "eu": "eu", "ca": "ca", "zh-simpl": "zh", "zh": "zh", "cs": "cs", "da": "da", "nl": "nl", "en": "en", "fi": "fi", "fr": "fr", "de": "de", "ga": "ga", "el": "el", "he": "he", "hi": "hi", "id": "id", "it": "it", "no": "no", "fa": "fa", "pl": "pl", "pt": "pt", "ru": "ru", "si": "si", "es": "es", "sv": "sv", "th": "th", "tr": "tr", "uk": "uk", "ur": "ur", "vi": "vi", "cy": "cy"},
     "lang_key": "#LANG#",
     "light": "day",
     "name": "HERE Traffic Day",
     "profiles": ["mixed", "online", "HERE"],
     "provider": "HERE",
     "tile_size": 256,
-    "tile_url": "https://3.traffic.maps.ls.hereapi.com/maptile/2.1/traffictile/newest/normal.traffic.day/{z}/{x}/{y}/512/png8?apiKey=#HERE_APIKEY#&ppi=500&pois&lg=#LANG#",
+    "tile_url": "https://maps.hereapi.com/v3/base/mc/{z}/{x}/{y}/png8?apiKey=#HERE_APIKEY#&ppi=400&size=512&style=lite.day&lang=#LANG#",
     "type": "traffic",
     "vehicle": "car"
 }

maps/here_4_traffic_night.json

@@ -6,14 +6,14 @@
     },
     "format": "raster",
     "keys": ["HERE_APIKEY"],
-    "lang": {"local": "mul", "ar": "ara", "eu": "baq", "ca": "cat", "zh-simpl": "chi", "zh": "cht", "cs": "cze", "da": "dan", "nl": "dut", "en": "eng", "fi": "fin", "fr": "fre", "de": "ger", "ga": "gle", "el": "gre", "he": "heb", "hi": "hin", "id": "ind", "it": "ita", "no": "nor", "fa": "per", "pl": "pol", "pt": "por", "ru": "rus", "si": "sin", "es": "spa", "sv": "swe", "th": "tha", "tr": "tur", "uk": "ukr", "ur": "urd", "vi": "vie", "cy": "wel"},
+    "lang": {"local": "mul", "ar": "ar", "eu": "eu", "ca": "ca", "zh-simpl": "zh", "zh": "zh", "cs": "cs", "da": "da", "nl": "nl", "en": "en", "fi": "fi", "fr": "fr", "de": "de", "ga": "ga", "el": "el", "he": "he", "hi": "hi", "id": "id", "it": "it", "no": "no", "fa": "fa", "pl": "pl", "pt": "pt", "ru": "ru", "si": "si", "es": "es", "sv": "sv", "th": "th", "tr": "tr", "uk": "uk", "ur": "ur", "vi": "vi", "cy": "cy"},
     "lang_key": "#LANG#",
     "light": "night",
     "name": "HERE Traffic Night",
     "profiles": ["mixed", "online", "HERE"],
     "provider": "HERE",
     "tile_size": 256,
-    "tile_url": "https://3.traffic.maps.ls.hereapi.com/maptile/2.1/traffictile/newest/normal.traffic.night/{z}/{x}/{y}/512/png8?apiKey=#HERE_APIKEY#&ppi=500&pois&lg=#LANG#",
+    "tile_url": "https://maps.hereapi.com/v3/base/mc/{z}/{x}/{y}/png8?apiKey=#HERE_APIKEY#&ppi=400&size=512&style=lite.night&lang=#LANG#",
     "style_gui": {
         "fg": "white",
         "iconVariant": "white",

poor/voice.py

@@ -186,6 +186,44 @@ def make_wav(self, text, fname):
                           "-l", self.voice_name,
                           text]) == 0
 
+class VoiceEnginePiper(VoiceEngine):
+
+    """Text-to-speech (TTS) using Piper."""
+
+    commands = ["piper"]
+    description = "Piper"
+    voices = {
+        "de":    {"female": "de_DE-kerstin-low.onnx", "male": "de_DE-karlsson-low.onnx"},
+        "en":    {"female": "en_US-amy-medium.onnx", "male": "en_US-ryan-medium.onnx"},
+        "en_GB": {"female": "en_GB-semaine-medium.onnx", "male": "en_GB-northern_english_male-medium.onnx"},
+        "en_US": {"female": "en_US-amy-medium.onnx", "male": "en_US-ryan-medium.onnx"},
+        "es":    {"male": "es_ES-sharvard-medium.onnx"},
+        "fr":    {"female": "fr_FR-upmc-medium.onnx", "male": "fr_FR-gilles-low.onnx"},
+        "it":    {"female": "it_IT-paola-medium.onnx", "male": "it_IT-riccardo-x_low.onnx"},
+    }
+    def make_wav(self, text, fname):
+        """Generate voice output to WAV file `fname`."""
+        text = self.transform_text(text)
+        cmd = [
+            self.command,
+            "--model", f"/app/piper/voices/{self.voice_name}",
+            "--output_file", fname
+        ]
+        try:
+            # Run Piper and pass text via stdin
+            process = subprocess.Popen(
+                cmd,
+                stdin=subprocess.PIPE,
+                stdout=subprocess.DEVNULL,  # Suppress stdout
+                stderr=subprocess.DEVNULL   # Suppress stderr
+            )
+            process.communicate(input=text.encode("utf-8"))
+            return process.returncode == 0
+        except Exception as e:
+            print(f"Error generating WAV: {e}")
+            return False
+
+
 
 class VoiceEngineMimicEnUsPirate(VoiceEngine):
 
@@ -235,6 +273,7 @@ class VoiceGenerator:
 
     # TTS engines in order of preference.
     engines = [
+        VoiceEnginePiper,
         VoiceEngineMimic,
         VoiceEngineFlite,
         VoiceEnginePicoTTS,
@@ -374,15 +413,18 @@ def quit(self):
             shutil.rmtree(self._tmpdir)
 
     def set_voice(self, language, gender="male"):
-        """Set TTS engine and voice to use."""
-        new = self._find_engine(language, gender)
-        if self._engine is None and new is None: return
-        if (self._engine is None or
-            new is None or
-            new.__class__ is not self._engine.__class__ or
-            new.voice_name != self._engine.voice_name):
-            self._engine = new
-            self.clean()
+     """Set TTS engine and voice to use."""
+     new = self._find_engine(language, gender)
+     if self._engine is None and new is None: 
+         print("No suitable TTS engine found for", language, gender)
+         return
+     if (self._engine is None or
+         new is None or
+         new.__class__ is not self._engine.__class__ or
+         new.voice_name != self._engine.voice_name):
+         print(f"Switching TTS engine to {new.description} with voice {new.voice_name}")
+         self._engine = new
+         self.clean()
 
     def _update_cache(self):
         """Update the WAV file cache."""