asr/app/asr_engine.py
2024-08-04 18:43:17 +08:00

59 lines
1.3 KiB
Python

import base64
from appPublic.log import info, debug, warning, error, exception, critical
from appPublic.dictObject import DictObject
from ahserver.serverenv import ServerEnv
from aiohttp.web import StreamResponse
async def generate(request, **kw):
params_kw = kw.get('params_kw', DictObject())
info(f'{params_kw=}')
model = params_kw.model
audiob64 = params_kw.audiob64
if audiob64 is None:
return {
'status':'error',
'message':'audio is null'
}
engine = None
g = ServerEnv()
if model=='whisper':
engine = g.whisper_engine
if engine is None:
return {
'status':'error',
'message':f'model={model} is not defined'
}
try:
txt = await engine.stt(audiob64)
info(f'{audiob64=}, {txt=}')
return {
"status":"ok",
"content":txt
}
except Exception as e:
exception(f'{e}')
print_exc()
return {
'status':'error',
'message':f'{e}'
}
async def streaming(request, **kw):
resp = StreamResponse()
await resp.prepare(request)
line = await request.content.readline()
content = ''
while line:
info(f'read from request stream {line=}')
txt = await engine.stt(line)
content += txt
d = json.dumps({'content':content}) + '\n'
btxt = d.encode('utf8')
await resp.write(btxt)
await resp.drain()
line = await request.content.readline()
info('response finish')
return resp