iOS 代码创建无声音乐方法

    NSData* data = [NSData dataWithBytes:bytes length:sizeof(bytes)];
    NSString * docsDir = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES)[0];

    // Build the path to the database file
    NSString * filePath = [[NSString alloc] initWithString:
                           [docsDir stringByAppendingPathComponent: @"background.wav"]];
    [data writeToFile:filePath atomically:YES];

iOS 代码创建无声音乐方法

原文：http://blog.51cto.com/318881/2104286