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Running
on
Zero
| """ | |
| Fish Speech TTS/vocals service | |
| """ | |
| import os | |
| import logging | |
| import uuid | |
| import torch | |
| from typing import Optional | |
| import numpy as np | |
| import soundfile as sf | |
| logger = logging.getLogger(__name__) | |
| class FishSpeechService: | |
| """Service for Fish Speech TTS and vocal synthesis""" | |
| def __init__(self, model_path: str): | |
| """ | |
| Initialize Fish Speech service | |
| Args: | |
| model_path: Path to Fish Speech model files | |
| """ | |
| self.model_path = model_path | |
| self.model = None | |
| self.vocoder = None | |
| self.is_initialized = False | |
| self.device = self._get_device() | |
| logger.info(f"Fish Speech service created with model path: {model_path}") | |
| logger.info(f"Using device: {self.device}") | |
| def _get_device(self): | |
| """Get compute device (AMD GPU via DirectML or CPU)""" | |
| try: | |
| from utils.amd_gpu import DEFAULT_DEVICE | |
| return DEFAULT_DEVICE | |
| except: | |
| return torch.device("cpu") | |
| def _initialize_model(self): | |
| """Lazy load the model when first needed""" | |
| if self.is_initialized: | |
| return | |
| try: | |
| logger.info("Initializing Fish Speech model...") | |
| # TODO: Load actual Fish Speech model | |
| # from fish_speech import FishSpeechModel | |
| # self.model = FishSpeechModel.load(self.model_path) | |
| self.is_initialized = True | |
| logger.info("Fish Speech model initialized successfully") | |
| except Exception as e: | |
| logger.error(f"Failed to initialize Fish Speech model: {str(e)}", exc_info=True) | |
| raise RuntimeError(f"Could not load Fish Speech model: {str(e)}") | |
| def synthesize_vocals( | |
| self, | |
| lyrics: str, | |
| duration: int = 30, | |
| sample_rate: int = 44100 | |
| ) -> str: | |
| """ | |
| Synthesize vocals from lyrics | |
| Args: | |
| lyrics: Lyrics text to sing | |
| duration: Target duration in seconds | |
| sample_rate: Audio sample rate | |
| Returns: | |
| Path to generated vocals file | |
| """ | |
| try: | |
| self._initialize_model() | |
| logger.info(f"Synthesizing vocals: {len(lyrics)} characters") | |
| # TODO: Replace with actual Fish Speech synthesis | |
| # vocals = self.model.synthesize(lyrics, duration=duration, sample_rate=sample_rate) | |
| # Placeholder: Generate silence | |
| vocals = np.zeros(int(duration * sample_rate), dtype=np.float32) | |
| # Save to file | |
| output_dir = os.path.join('outputs', 'vocals') | |
| os.makedirs(output_dir, exist_ok=True) | |
| vocals_id = str(uuid.uuid4()) | |
| output_path = os.path.join(output_dir, f"{vocals_id}.wav") | |
| sf.write(output_path, vocals, sample_rate) | |
| logger.info(f"Vocals synthesized: {output_path}") | |
| return output_path | |
| except Exception as e: | |
| logger.error(f"Vocal synthesis failed: {str(e)}", exc_info=True) | |
| raise RuntimeError(f"Failed to synthesize vocals: {str(e)}") | |
| def add_vocals( | |
| self, | |
| music_path: str, | |
| lyrics: str, | |
| duration: int = 30 | |
| ) -> str: | |
| """ | |
| Add synthesized vocals to music track | |
| Args: | |
| music_path: Path to music audio file | |
| lyrics: Lyrics to sing | |
| duration: Duration in seconds | |
| Returns: | |
| Path to mixed audio file | |
| """ | |
| try: | |
| logger.info(f"Adding vocals to music: {music_path}") | |
| # Load music | |
| music_audio, sr = sf.read(music_path) | |
| # Synthesize vocals | |
| vocals_path = self.synthesize_vocals(lyrics, duration, sr) | |
| vocals_audio, _ = sf.read(vocals_path) | |
| # Mix vocals with music | |
| # Ensure same length | |
| min_len = min(len(music_audio), len(vocals_audio)) | |
| mixed = music_audio[:min_len] * 0.7 + vocals_audio[:min_len] * 0.3 | |
| # Save mixed audio | |
| output_dir = os.path.join('outputs', 'mixed') | |
| os.makedirs(output_dir, exist_ok=True) | |
| mixed_id = str(uuid.uuid4()) | |
| output_path = os.path.join(output_dir, f"{mixed_id}.wav") | |
| sf.write(output_path, mixed, sr) | |
| logger.info(f"Vocals added successfully: {output_path}") | |
| return output_path | |
| except Exception as e: | |
| logger.error(f"Adding vocals failed: {str(e)}", exc_info=True) | |
| raise RuntimeError(f"Failed to add vocals: {str(e)}") | |