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import requests
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import pyaudio
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import wave
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import json
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import os
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import serial
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from serial.tools import list_ports
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def send_data_to_com(com, data_to_send):
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# 创建Serial对象，设置串口参数
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ser = serial.Serial(
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port=com, # 串口名称
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baudrate=115200, # 波特率，根据实际情况设置
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parity=serial.PARITY_NONE, # 奇偶校验，默认无
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stopbits=serial.STOPBITS_ONE, # 停止位，默认1
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bytesize=serial.EIGHTBITS, # 数据位，默认8
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timeout=None # 没有超时，阻塞读取
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)
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# 检查串口是否成功打开
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if not ser.isOpen():
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print("无法打开串口!")
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return
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print("串口 COM3 已打开...")
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# 写入数据
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ser.write(data_to_send.encode()) # 必须将数据转换为字节，例如字符串需用encode()方法
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# 为了让示例更完整，添加一个关闭串口的步骤
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ser.close()
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print("串口已关闭")
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def find_serial_ports():
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"""Find and return a list of available serial ports."""
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available_ports = list_ports.comports()
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for port in available_ports:
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print(f"Found: {port.device} - {port.description}")
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return available_ports
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def get_audio(filepath, aa):
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if aa == str("是") :
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CHUNK = 256
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FORMAT = pyaudio.paInt16
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CHANNELS = 1 # 声道数
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RATE = 11025 # 采样率
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RECORD_SECONDS = 5
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WAVE_OUTPUT_FILENAME = filepath
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p = pyaudio.PyAudio()
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stream = p.open(format=FORMAT,
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channels=CHANNELS,
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rate=RATE,
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input=True,
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frames_per_buffer=CHUNK)
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print("*"*10, "开始录音：请在5秒内输入语音")
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frames = []
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for i in range(0, int(RATE / CHUNK * RECORD_SECONDS)):
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data = stream.read(CHUNK)
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frames.append(data)
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print("*"*10, "录音结束\n")
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stream.stop_stream()
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stream.close()
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p.terminate()
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wf = wave.open(WAVE_OUTPUT_FILENAME, 'wb')
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wf.setnchannels(CHANNELS)
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wf.setsampwidth(p.get_sample_size(FORMAT))
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wf.setframerate(RATE)
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wf.writeframes(b''.join(frames))
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wf.close()
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else:
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print("无效输入，请重新选择")
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exit()
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if __name__ == "__main__":
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com_string = find_serial_ports()
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com = str(com_string[0]).split()[0]
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# 请求地址
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url = "http://127.0.0.1:9977/api"
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input_filename = "input.wav" # 麦克风采集的语音输入
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input_filepath = "audio" # 输入文件的path
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in_path = os.path.join(input_filepath, input_filename)
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while True:
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aa = str(input("是否开始录音?（是/否）"))
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if aa == "否":
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break
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get_audio(in_path, aa)
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# 请求参数 file:音视频文件，language：语言代码，model：模型，response_format:text|json|srt
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# 返回 code==0 成功，其他失败，msg==成功为ok，其他失败原因，data=识别后返回文字
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files = {"file": open(in_path, "rb")}
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data={"language":"zh","model":"small","response_format":"json"}
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response = requests.request("POST", url, timeout=600, data=data,files=files)
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try:
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data = json.loads(response.json()['data']['answer'])['instruction']
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send_data_to_com(com, data)
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print(data)
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except:
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print("描述信息不充分，请修改明确描述问题。")
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