音频未加载

Audio isn't loading

我用过很多pygame,但以前从未用过声音。我已经检查过,文件名正确,我使用了正确的路径,但我只收到此错误消息:

追溯(最近调用最后):
文件 "C:\Users\Rajive\AppData\Local\Programs\Python\Python3.4.3\D C W.py",第 11 行,在模块中 door_opening = pygame.mixer.Sound('C:\Users\Rajive\Downloads\door_opening.m4a')
pygame.error: 无法打开文件 'C:\Users\Rajive\Downloads\door_opening.m4a'

import random, time, pygame
time = time.clock()
pygame.init()
diff = 1
door_opening =  pygame.mixer.Sound('C:\Users\Rajive\Downloads\door_opening.m4a')
door_closing =  pygame.mixer.Sound('C:\Users\Rajive\Downloads\door_closing.m4a')
closet_opening =  pygame.mixer.Sound('C:\Users\Rajive\Downloads\closet_opening.m4a')
closet_opening =  pygame.mixer.Sound('C:\Users\Rajive\Downloads\closet_closing.m4a')
window_opening =  pygame.mixer.Sound('C:\Users\Rajive\Downloads\window_opening.m4a')
window_opening =  pygame.mixer.Sound('C:\Users\Rajive\Downloads\window_closing.m4a')

来自pygame documentation:

The Sound can be loaded from an OGG audio file or from an uncompressed WAV.

似乎不​​支持 .m4a 编解码器。也许先尝试转换您的文件。