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import LANGUAGES, TO_LANGUAGE_CODE from whisper_streaming.schema import WhisperConfig +from whisper_streaming.serve import serve_with_websocket from whisper_streaming.transcriber import WhisperStreamingTranscriber logger = getLogger(__name__) @@ -19,12 +21,10 @@ logger = getLogger(__name__) def transcribe_from_mic( *, - config: WhisperConfig, + wsp: WhisperStreamingTranscriber, sd_device: Optional[Union[int, str]], num_block: int, ) -> None: - logger.debug(f"WhisperConfig: {config}") - wsp = WhisperStreamingTranscriber(config=config) q = queue.Queue() def sd_callback(indata, frames, time, status): @@ -99,6 +99,16 @@ def get_opts() -> argparse.Namespace: "--debug", action="store_true", ) + parser.add_argument( + "--host", + default="0.0.0.0", + help="host of websocker server", + ) + parser.add_argument( + "--port", + type=int, + help="Port number of websocker server", + ) return parser.parse_args() @@ -128,11 +138,23 @@ def main() -> None: beam_size=opts.beam_size, temperatures=opts.temperature, ) - transcribe_from_mic( - config=config, - sd_device=opts.mic, - num_block=opts.num_block, - ) + + logger.debug(f"WhisperConfig: {config}") + wsp = WhisperStreamingTranscriber(config=config) + if opts.host is not None and opts.port is not None: + asyncio.run( + serve_with_websocket( + wsp=wsp, + host=opts.host, + port=opts.port, + ) + ) + else: + transcribe_from_mic( + wsp=wsp, + sd_device=opts.mic, + num_block=opts.num_block, + ) if __name__ == "__main__": diff --git a/whisper_streaming/serve.py b/whisper_streaming/serve.py new file mode 100644 index 0000000..e2c9217 --- /dev/null +++ b/whisper_streaming/serve.py @@ -0,0 +1,54 @@ +#!/usr/bin/env python3 + +import asyncio +import json +from logging import getLogger + +import numpy as np +import websockets + +from whisper_streaming.transcriber import WhisperStreamingTranscriber + +logger = getLogger(__name__) + + +async def serve_with_websocket_main(websocket): + global g_wsp + idx: int = 0 + + while True: + logger.debug(f"Segment #: {idx}") + message = await websocket.recv() + + if isinstance(message, str): + logger.debug(f"Got str: {message}") + continue + + logger.debug(f"Message size: {len(message)}") + segment = np.frombuffer(message, dtype=np.float32) + chunks = [chunk.dict() for chunk in g_wsp.transcribe(segment=segment)] + await websocket.send(json.dumps(chunks)) + idx += 1 + + +async def serve_with_websocket( + *, + wsp: WhisperStreamingTranscriber, + host: str, + port: int, +): + logger.info(f"Serve at {host}:{port}") + logger.info("Make secure with your responsibility!") + global g_wsp + g_wsp = wsp + + try: + async with websockets.serve( # type: ignore + serve_with_websocket_main, + host=host, + port=port, + max_size=999999999, + ): + await asyncio.Future() + except KeyboardInterrupt: + pass