77 lines
1.9 KiB
Python
77 lines
1.9 KiB
Python
import os
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import time
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from traceback import print_exc
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import base64
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import wave
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from appPublic.log import info, debug, warning, error, exception, critical
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from appPublic.dictObject import DictObject
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from appPublic.folderUtils import temp_file
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from ahserver.serverenv import ServerEnv
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from aiohttp.web import StreamResponse
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from ahserver.globalEnv import realpath
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def save_base64_wav(base64_data, output_file,sample_rate=16000, num_channels=1):
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# Decode the base64 data
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wav_data = base64.b64decode(base64_data)
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# Open a new WAV file for writing
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with wave.open(output_file, 'wb') as wf:
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# Set the parameters of the WAV file
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wf.setnchannels(num_channels) # Mono channel
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wf.setsampwidth(2) # 16-bit sample width
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wf.setframerate(sample_rate) # 44.1 kHz sample rate
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# Write the decoded data to the WAV file
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wf.writeframes(wav_data)
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async def generate(request, kw):
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params_kw = kw.get('params_kw', DictObject())
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info(f'{params_kw=}')
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model = params_kw.model
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audio_file = params_kw.audio_file
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if not audio_file:
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audio = params_kw.audio
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if audio is None:
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return {
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'status':'error',
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'message':'audio is null'
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}
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audio_file = temp_file(suffix='.wav')
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save_base64_wav(audio, audio_file)
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else:
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audio_file = realpath(audio_file)
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engine = None
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g = ServerEnv()
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if model=='whisper':
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engine = g.whisper_engine
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if engine is None:
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return {
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'status':'error',
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'message':f'model={model} is not defined'
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}
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try:
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t1 = time.time()
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dic = await engine.stt(audio_file)
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t2 = time.time()
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os.remove(audio_file)
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ret = {
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"status":"ok",
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"time_cost":t2-t1,
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"content":dic['text'],
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"segments":dic['segments'],
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"language":dic['language']
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}
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info(f'{dic=}, {ret=}')
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return ret
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except Exception as e:
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exception(f'{e}')
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print_exc()
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return {
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'status':'error',
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'message':f'{e}'
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}
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g = ServerEnv()
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g.generate = generate
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