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128 lines
6.3 KiB
128 lines
6.3 KiB
import random
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import logging # Added for logging
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import time # For potential sleep on rate limit
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import requests
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from requests.exceptions import JSONDecodeError, RequestException # Import base RequestException
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from utils import settings
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from utils.voice import check_ratelimit # This function likely needs logging too
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voices = [
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"Brian",
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"Emma",
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"Russell",
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"Joey",
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"Matthew",
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"Joanna",
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"Kimberly",
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"Amy",
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"Geraint",
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"Nicole",
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"Justin",
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"Ivy",
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"Kendra",
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"Salli",
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"Raveena",
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]
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# valid voices https://lazypy.ro/tts/
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logger = logging.getLogger(__name__)
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class StreamlabsPolly:
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def __init__(self):
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logger.debug("Initializing Streamlabs Polly TTS engine.")
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self.url = "https://streamlabs.com/polly/speak"
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self.max_chars = 550
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self.voices = voices # Keep for validation and random selection
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def run(self, text: str, filepath: str, random_voice: bool = False, retry_count=0):
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max_retries = 3 # Max retries for rate limiting or transient errors
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logger.info(f"Requesting Streamlabs Polly TTS for text: '{text[:30]}...' Output: {filepath}")
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selected_voice = ""
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if random_voice:
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selected_voice = self.randomvoice()
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logger.debug(f"Using random Streamlabs Polly voice: {selected_voice}")
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else:
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selected_voice = settings.config["settings"]["tts"].get("streamlabs_polly_voice")
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if not selected_voice:
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logger.error(f"Streamlabs Polly voice not set. Available: {self.voices}")
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raise ValueError(f"STREAMLABS_POLLY_VOICE not set. Options: {self.voices}")
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selected_voice = selected_voice.capitalize()
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if selected_voice not in self.voices:
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logger.error(f"Invalid Streamlabs Polly voice '{selected_voice}' in config. Available: {self.voices}")
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raise ValueError(f"Invalid STREAMLABS_POLLY_VOICE '{selected_voice}'. Options: {self.voices}")
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logger.debug(f"Using configured Streamlabs Polly voice: {selected_voice}")
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body = {"voice": selected_voice, "text": text, "service": "polly"}
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headers = {"Referer": "https://streamlabs.com/"} # Important for this unofficial API
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try:
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logger.debug(f"Posting to Streamlabs Polly API: {self.url} with voice: {selected_voice}")
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response = requests.post(self.url, headers=headers, data=body, timeout=10)
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response.raise_for_status() # Check for HTTP errors
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except RequestException as e:
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logger.error(f"Streamlabs Polly request failed: {e}", exc_info=True)
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if retry_count < max_retries:
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logger.info(f"Retrying Streamlabs Polly request ({retry_count+1}/{max_retries})...")
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time.sleep(2 ** retry_count) # Exponential backoff
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return self.run(text, filepath, random_voice, retry_count + 1)
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raise RuntimeError(f"Streamlabs Polly request failed after {max_retries} retries: {e}")
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# check_ratelimit likely prints and might call sys.exit or recurse.
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# This needs to be handled better. For now, assume it returns True if okay.
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if not check_ratelimit(response): # Assuming check_ratelimit returns True if NOT rate limited
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logger.warning("Streamlabs Polly rate limit hit or other issue indicated by check_ratelimit.")
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if retry_count < max_retries:
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logger.info(f"Retrying Streamlabs Polly due to rate limit ({retry_count+1}/{max_retries})...")
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time.sleep(random.uniform(5, 10) * (retry_count + 1)) # Longer, randomized sleep for rate limits
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return self.run(text, filepath, random_voice, retry_count + 1)
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logger.error("Streamlabs Polly rate limit persists after retries.")
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raise RuntimeError("Streamlabs Polly rate limited after multiple retries.")
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try:
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response_json = response.json()
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speak_url = response_json.get("speak_url")
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if not speak_url:
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error_message = response_json.get("error", "Unknown error from Streamlabs Polly (speak_url missing).")
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logger.error(f"Streamlabs Polly API error: {error_message}. Full response: {response_json}")
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if error_message == "No text specified!": # Specific known error
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raise ValueError("Streamlabs Polly: No text specified to convert to speech.")
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raise RuntimeError(f"Streamlabs Polly API error: {error_message}")
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logger.debug(f"Fetching audio from speak_url: {speak_url}")
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voice_data_response = requests.get(speak_url, timeout=15)
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voice_data_response.raise_for_status() # Check for HTTP errors on speak_url
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with open(filepath, "wb") as f:
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f.write(voice_data_response.content)
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logger.info(f"Successfully saved Streamlabs Polly TTS audio to {filepath}")
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except JSONDecodeError as e:
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logger.error(f"Failed to decode JSON response from Streamlabs Polly: {e}. Response text: {response.text[:200]}", exc_info=True)
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raise RuntimeError(f"Streamlabs Polly returned non-JSON response: {e}")
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except KeyError : # Should be caught by speak_url check now
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logger.error(f"Unexpected response structure from Streamlabs Polly (KeyError). Response: {response.text[:200]}", exc_info=True)
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raise RuntimeError("Streamlabs Polly: Unexpected response structure.")
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except RequestException as e: # For the GET request to speak_url
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logger.error(f"Failed to fetch audio from Streamlabs Polly speak_url: {e}", exc_info=True)
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raise RuntimeError(f"Streamlabs Polly audio fetch failed: {e}")
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except IOError as e:
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logger.error(f"Failed to write Streamlabs Polly audio to {filepath}: {e}", exc_info=True)
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raise # Re-raise IOError
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except ValueError as e: # Re-raise specific ValueErrors
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raise
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except Exception as e: # Catch-all for other unexpected errors
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logger.error(f"An unexpected error occurred with Streamlabs Polly processing: {e}", exc_info=True)
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raise RuntimeError(f"Unexpected Streamlabs Polly failure: {e}")
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def randomvoice(self) -> str:
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choice = random.choice(self.voices)
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logger.debug(f"Randomly selected Streamlabs Polly voice: {choice}")
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return choice
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