使用语音识别在Python中将音频Blob转换为文本

import io
import os
from google.cloud import speech_v1p1beta1 as speech

os.environ["GOOGLE_APPLICATION_CREDENTIALS"] = "path/to/credentials.json"

client = speech.SpeechClient()

with io.open('path/to/audio.blob', 'rb') as audio_file:
    content = audio_file.read()
audio = speech.RecognitionAudio(content=content)

config = speech.RecognitionConfig(
    encoding=speech.RecognitionConfig.AudioEncoding.LINEAR16,
    sample_rate_hertz=16000,
    language_code="en-US",
)

response = client.recognize(config=config, audio=audio)

for result in response.results:
    print("Transcript: {}".format(result.alternatives[0].transcript))