Create tts_elevenlabs.py

tts_elevenlabs.py

@@ -0,0 +1,97 @@
+"""
+ElevenLabs TTS Implementation
+"""
+import httpx
+from typing import Optional, Dict
+from tts_interface import TTSInterface, log
+
+class ElevenLabsTTS(TTSInterface):
+    """ElevenLabs TTS implementation"""
+    
+    def __init__(self, api_key: str):
+        super().__init__()
+        self.api_key = api_key.strip()
+        self.base_url = "https://api.elevenlabs.io/v1"
+        self.default_voice_id = "2thYbn2sOGtiTwd9QwWH"  # Avencia
+        
+        # ElevenLabs preprocessing needs
+        self.preprocessing_flags = {
+            "PREPROCESS_NUMBERS",    # Large numbers
+            "PREPROCESS_CURRENCY",   # Currency amounts
+            "PREPROCESS_TIME",       # Time format
+            "PREPROCESS_CODES",      # PNR/codes
+            "PREPROCESS_PHONE"       # Phone numbers
+        }
+        
+        # Debug log
+        masked_key = f"{api_key[:4]}...{api_key[-4:]}" if len(api_key) > 8 else "***"
+        log(f"🔑 ElevenLabsTTS initialized with key: {masked_key}")
+        
+    async def synthesize(self, text: str, voice_id: Optional[str] = None, **kwargs) -> bytes:
+        """Convert text to speech using ElevenLabs API"""
+        try:
+            voice = voice_id or self.default_voice_id
+            url = f"{self.base_url}/text-to-speech/{voice}"
+            
+            headers = {
+                "xi-api-key": self.api_key,
+                "Content-Type": "application/json"
+            }
+            
+            # Default parameters
+            data = {
+                "text": text,
+                "model_id": kwargs.get("model_id", "eleven_multilingual_v2"),
+                "voice_settings": kwargs.get("voice_settings", {
+                    "stability": 1,
+                    "similarity_boost": 0.85, 
+                    "style": 0.7,             
+                    "speed": 1.14,
+                    "use_speaker_boost": True
+                })
+            }
+            
+            # Add optional parameters
+            if "output_format" in kwargs:
+                params = {"output_format": kwargs["output_format"]}
+            else:
+                params = {"output_format": "mp3_44100_128"}
+            
+            log(f"🎤 Calling ElevenLabs TTS for {len(text)} characters")
+            
+            async with httpx.AsyncClient(timeout=30.0) as client:
+                response = await client.post(
+                    url,
+                    headers=headers,
+                    json=data,
+                    params=params
+                )
+                
+                response.raise_for_status()
+                audio_data = response.content
+                
+                log(f"✅ ElevenLabs TTS returned {len(audio_data)} bytes")
+                return audio_data
+                
+        except httpx.HTTPStatusError as e:
+            log(f"❌ ElevenLabs API error: {e.response.status_code} - {e.response.text}")
+            raise
+        except Exception as e:
+            log(f"❌ TTS synthesis error: {e}")
+            raise
+    
+    def get_supported_voices(self) -> Dict[str, str]:
+        """Get default voices - full list can be fetched from API"""
+        return {
+            "2thYbn2sOGtiTwd9QwWH": "Avencia (Female - Turkish)",
+            "21m00Tcm4TlvDq8ikWAM": "Rachel (Female)",
+            "EXAVITQu4vr4xnSDxMaL": "Bella (Female)",
+            "ErXwobaYiN019PkySvjV": "Antoni (Male)",
+            "VR6AewLTigWG4xSOukaG": "Arnold (Male)",
+            "pNInz6obpgDQGcFmaJgB": "Adam (Male)",
+            "yoZ06aMxZJJ28mfd3POQ": "Sam (Male)",
+        }
+    
+    def get_provider_name(self) -> str:
+        """Get provider name"""
+        return "elevenlabs"