pip install pyaudio

import pyaudio
import wave
def luyin():
    # 實(shí)例化一個(gè)對(duì)象
    pa = pyaudio.PyAudio()
    # 打開(kāi)聲卡，設(shè)置 采樣深度為16位、聲道數(shù)為2、采樣率為16、輸入、采樣點(diǎn)緩存數(shù)量為2048
    stream = pa.open(format=pyaudio.paInt16, channels=2, rate=16000, input=True, frames_per_buffer=2048)
    # 新建一個(gè)列表，用來(lái)存儲(chǔ)采樣到的數(shù)據(jù)
    record_buf = []
    # 然后就通過(guò)聲卡循環(huán)采用，采樣到一定數(shù)據(jù)后即可停止采樣
    count = 0
    while count < 8 * 5:
        audio_data = stream.read(2048)  # 讀出聲卡緩沖區(qū)的音頻數(shù)據(jù)
        record_buf.append(audio_data)  # 將讀出的音頻數(shù)據(jù)追加到record_buf列表
        count += 1
        print('*')
    stream.stop_stream()
    stream.close()
    pa.terminate()
    wf = wave.open('02.wav', 'wb')          # 創(chuàng)建一個(gè)音頻文件，名字為“01.wav"
    wf.setnchannels(2)                      # 設(shè)置聲道數(shù)為2
    wf.setsampwidth(2)                      # 設(shè)置采樣深度為
    wf.setframerate(16000)                  # 設(shè)置采樣率為16000
    # 將數(shù)據(jù)寫(xiě)入創(chuàng)建的音頻文件
    wf.writeframes("".encode().join(record_buf))
    # 寫(xiě)完后將文件關(guān)閉
    wf.close()
if __name__ == '__main__':
    luyin()

import os
import pyaudio
import threading
import wave
import time
from datetime import datetime
# 需要系統(tǒng)打開(kāi)立體聲混音
# 錄音類(lèi)
class Recorder():
    def __init__(self, chunk=1024, channels=2, rate=44100):
        self.CHUNK = chunk
        self.FORMAT = pyaudio.paInt16
        self.CHANNELS = channels
        self.RATE = rate
        self._running = True
        self._frames = []
    # 獲取內(nèi)錄設(shè)備序號(hào),在windows操作系統(tǒng)上測(cè)試通過(guò)，hostAPI = 0 表明是MME設(shè)備
    def findInternalRecordingDevice(self, p):
        # 要找查的設(shè)備名稱(chēng)中的關(guān)鍵字
        target = '立體聲混音'
        # 逐一查找聲音設(shè)備
        for i in range(p.get_device_count()):
            devInfo = p.get_device_info_by_index(i)
            # print(devInfo)
            if devInfo['name'].find(target) >= 0:  # and devInfo['hostApi'] == 0:
                # print('已找到內(nèi)錄設(shè)備,序號(hào)是 ',i)
                return i
        print('無(wú)法找到內(nèi)錄設(shè)備!')
        return -1
    # 開(kāi)始錄音，開(kāi)啟一個(gè)新線(xiàn)程進(jìn)行錄音操作
    def start(self):
        threading._start_new_thread(self.__record, ())
    # 執(zhí)行錄音的線(xiàn)程函數(shù)
    def __record(self):
        self._running = True
        self._frames = []
        p = pyaudio.PyAudio()
        # 查找內(nèi)錄設(shè)備
        dev_idx = self.findInternalRecordingDevice(p)
        if dev_idx < 0:
            return
        # 在打開(kāi)輸入流時(shí)指定輸入設(shè)備
        stream = p.open(
            # input_device_index=dev_idx,
            format=self.FORMAT,
            channels=self.CHANNELS,
            rate=self.RATE,
            input=True,
            frames_per_buffer=self.CHUNK)
        # 循環(huán)讀取輸入流
        while (self._running):
            data = stream.read(self.CHUNK)
            self._frames.append(data)
        # 停止讀取輸入流
        stream.stop_stream()
        # 關(guān)閉輸入流
        stream.close()
        # 結(jié)束pyaudio
        p.terminate()
        return
    # 停止錄音
    def stop(self):
        self._running = False
    # 保存到文件
    def save(self, fileName):
        # 創(chuàng)建pyAudio對(duì)象
        p = pyaudio.PyAudio()
        # 打開(kāi)用于保存數(shù)據(jù)的文件
        wf = wave.open(fileName, 'wb')
        # 設(shè)置音頻參數(shù)
        wf.setnchannels(self.CHANNELS)
        wf.setsampwidth(p.get_sample_size(self.FORMAT))
        wf.setframerate(self.RATE)
        # 寫(xiě)入數(shù)據(jù)
        wf.writeframes(b''.join(self._frames))
        # 關(guān)閉文件
        wf.close()
        # 結(jié)束pyaudio
        p.terminate()
if __name__ == "__main__":
    # 檢測(cè)當(dāng)前目錄下是否有record子目錄
    if not os.path.exists('record'):
        os.makedirs('record')
    print("\npython 錄音機(jī) ....\n")
    print("提示：按 r 鍵并回車(chē) 開(kāi)始錄音\n")
    i = input('請(qǐng)輸入操作碼:')
    if i == 'r':
        rec = Recorder()
        begin = time.time()
        print("\n開(kāi)始錄音,按 s 鍵并回車(chē) 停止錄音，自動(dòng)保存到 record 子目錄\n")
        rec.start()
        running = True
        while running:
            i = input("請(qǐng)輸入操作碼:")
            if i == 's':
                running = False
                print("錄音已停止")
                rec.stop()
                t = time.time() - begin
                print('錄音時(shí)間為%ds' % t)
                # 以當(dāng)前時(shí)間為關(guān)鍵字保存wav文件
                rec.save("record/rec_" + datetime.now().strftime("%Y-%m-%d_%H-%M-%S") + ".wav")

pip install pyaudio

import wave
import pyaudio
def audio_record(out_file, rec_time):
? ? CHUNK = 1024
? ? FORMAT = pyaudio.paInt16 ?# 16bit編碼格式
? ? CHANNELS = 1 ?# 單聲道
? ? RATE = 16000 ?# 16000采樣頻率
?
? ? p = pyaudio.PyAudio()
? ? # 創(chuàng)建音頻流
? ? stream = p.open(format=FORMAT, ?# 音頻流wav格式
? ? ? ? ? ? ? ? ? ? channels=CHANNELS, ?# 單聲道
? ? ? ? ? ? ? ? ? ? rate=RATE, ?# 采樣率16000
? ? ? ? ? ? ? ? ? ? input=True,
? ? ? ? ? ? ? ? ? ? frames_per_buffer=CHUNK)
?
? ? print("開(kāi)始錄制。。。")
?
? ? frames = [] ?# 錄制的音頻流
? ? # 錄制音頻數(shù)據(jù)
? ? for i in range(0, int(RATE / CHUNK * rec_time)):
? ? ? ? data = stream.read(CHUNK)
? ? ? ? frames.append(data)
?
? ? # 錄制完成
? ? stream.stop_stream()
? ? stream.close()
? ? p.terminate()
?
? ? print("完成。。。。。")

import wave
import pyaudio
?
def play():
? ? chunk = 1024 ?
? ? wf = wave.open(r"文件名", 'rb')
? ? p = pyaudio.PyAudio()
? ? stream = p.open(format=p.get_format_from_width(wf.getsampwidth()), channels=wf.getnchannels(),
? ? ? ? ? ? ? ? ? ? rate=wf.getframerate(), output=True)
?
? ? data = wf.readframes(chunk) ?# 讀取數(shù)據(jù)
? ? print(data)
? ? while data != b'': ?# 播放
? ? ? ? stream.write(data)
? ? ? ? data = wf.readframes(chunk)
? ? ? ? print('while循環(huán)中！')
? ? ? ? print(data)
? ? stream.stop_stream() ?# 停止數(shù)據(jù)流
? ? stream.close()
? ? p.terminate() ?# 關(guān)閉 PyAudio
play()