Ask ReSpeaker to Play Music

import speech_recognition as sr
import pygame
import time
import os

# 配置区域
MUSIC_FILE = r"C:\Users\seeed\Documents\WeChat Files\wxid_7lit73aglpqc12\FileStorage\File\2025-07\01.如果我们不曾相遇.wav"  # 确保路径正确
START_CMD = "start playing music"
STOP_CMD = "stop playing music"
# 指令打桩
is_stub_debug = False

# 初始化音频系统
pygame.mixer.init(frequency=44100, size=32, channels=2, buffer=4096)  # 明确参数
is_playing = False

# 检查文件是否存在
if not os.path.exists(MUSIC_FILE):
    print(f"错误：文件不存在 - {MUSIC_FILE}")
    exit()

r = sr.Recognizer()
with sr.Microphone() as mic:
    print("系统就绪...")
    r.adjust_for_ambient_noise(mic)
    
    try:
        while True:
            print("\n等待指令...")
            try:
                audio = r.listen(mic, timeout=12, phrase_time_limit=3)
                command = r.recognize_google(audio).lower()
                if is_stub_debug:
                    command = START_CMD.lower()
                print(f"识别到: {command}")
                
                if START_CMD in command and not is_playing:
                    pygame.mixer.music.load(MUSIC_FILE)
                    pygame.mixer.music.play()
                    is_playing = True
                    print("▶️ 音乐播放中...")
                    
                elif STOP_CMD in command and is_playing:
                    pygame.mixer.music.stop()
                    is_playing = False
                    print("⏹️ 音乐已停止")
                    
            except sr.UnknownValueError:
                print("未能识别语音")
            except sr.RequestError as e:
                print(f"语音服务错误: {e}")
            except pygame.error as e:
                print(f"音频错误: {e}")
                
            time.sleep(0.1)
            
    except KeyboardInterrupt:
        if is_playing:
            pygame.mixer.music.stop()
        print("\n程序退出")