https://www.cnblogs.com/haibindev/archive/2011/12/21/2296173.html
调用要改，to thi
[DllImport("libvlc", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
[SuppressUnmanagedCodeSecurity]
public static extern void libvlc_media_release(IntPtr libvlc_media_inst);
标签：www,c#,media,vlc,libvlc,CallingConvention From： https://www.cnblogs.com/cnchengv/p/16916047.html