Files
vox-tts-server/server.py
T
kingston b459533770 Initial standalone vox TTS server extracted from the ttstoy bot cog
Self-contained HTTP service with engine, data, start script, systemd unit,
and documentation. Runs independently of the Discord bot on its fixed port.
2026-09-14 14:31:16 -05:00

102 lines
3.2 KiB
Python

#!/usr/bin/env python3
"""
VOX TTS Server — standalone HTTP API for Half-Life VOX engine.
Runs on port 33003. GET /say?text=...&pack=vox returns WAV audio.
"""
import os
import sys
import io
import wave
from pathlib import Path
from http.server import HTTPServer, BaseHTTPRequestHandler
from urllib.parse import urlparse, parse_qs
# Engine lives alongside this server (self-contained)
SCRIPT_DIR = Path(__file__).resolve().parent
sys.path.insert(0, str(SCRIPT_DIR))
from vox_engine import VOX_PACKS, get_available_words, get_available_packs
PORT = int(os.environ.get("PORT", 33003))
def generate_wav(text, pack="vox"):
"""Concatenate word WAVs and return raw WAV bytes."""
pack_dir = VOX_PACKS.get(pack)
if not pack_dir or not pack_dir.exists():
raise RuntimeError(f"VOX pack '{pack}' not found")
words = text.lower().split()
splice = bytes()
sample_rate = 11025
sample_width = 1
channels = 1
found = False
for word in words:
wav_path = pack_dir / f"{word}.wav"
if not wav_path.exists():
continue
with wave.open(str(wav_path), 'rb') as snd:
sample_rate = snd.getframerate()
sample_width = snd.getsampwidth()
channels = snd.getnchannels()
splice += snd.readframes(snd.getnframes())
found = True
if not found:
raise RuntimeError("No matching VOX words found")
buf = io.BytesIO()
with wave.open(buf, 'wb') as out:
out.setnchannels(channels)
out.setsampwidth(sample_width)
out.setframerate(sample_rate)
out.writeframes(splice)
return buf.getvalue()
class Handler(BaseHTTPRequestHandler):
def do_GET(self):
parsed = urlparse(self.path)
if parsed.path == "/say":
params = parse_qs(parsed.query)
text = params.get("text", [""])[0]
if not text:
self.send_error(400, "Missing 'text' parameter")
return
pack = params.get("pack", ["vox"])[0]
try:
wav_bytes = generate_wav(text, pack)
self.send_response(200)
self.send_header("Content-Type", "audio/wav")
self.send_header("Content-Length", str(len(wav_bytes)))
self.end_headers()
self.wfile.write(wav_bytes)
except Exception as e:
self.send_error(500, str(e))
elif parsed.path == "/health":
self.send_response(200)
self.send_header("Content-Type", "text/plain")
self.end_headers()
self.wfile.write(b"ok")
elif parsed.path == "/packs":
packs = get_available_packs()
body = ",".join(packs).encode()
self.send_response(200)
self.send_header("Content-Type", "text/plain")
self.end_headers()
self.wfile.write(body)
else:
self.send_error(404)
def log_message(self, format, *args):
print(f"[VOX] {args[0]}")
if __name__ == "__main__":
print(f"[VOX] Starting server on port {PORT}...")
server = HTTPServer(("0.0.0.0", PORT), Handler)
print(f"[VOX] Ready — http://127.0.0.1:{PORT}/say?text=hello+world")
server.serve_forever()