获取本地视频 音频路径

1 文件放在工程文件中

   NSString *videoPath1 = [[NSBundle mainBundle]pathForResource:@"2" ofType:@"mp3"];
    NSURL *recordedTmpFile = [NSURL fileURLWithPath:videoPath1];

2文件放在bundle文件中 再放在工程文件里面

     NSString *videoPath1 = [[NSBundle mainBundle]pathForResource:@"sound" ofType:@"bundle"];
      NSString *mp4string= [videoPath1 stringByAppendingPathComponent:@"1.mp3"];