處理AVI所需的API - Part1

partial class AVIFileAPI
{
　[DllImport("avifil32.dll")]
　extern internal static void AVIFileInit();

　[DllImport("avifil32.dll")]
　extern internal static void AVIFileExit();

　[DllImport("avifil32.dll")]
　extern internal static uint AVIFileInfo(IntPtr pfile, out AVIFILEINFO pfi, int size);

　[DllImport("avifil32.dll")]
　extern internal static uint AVIFileOpen(out IntPtr pfile, string szFile, FILEOPENMODE mode, IntPtr pclsidHandler);

　[DllImport("avifil32.dll")]
　extern internal static int AVIFileRelease(IntPtr pfile);

　[DllImport("avifil32.dll")]
　extern internal static uint AVIFileGetStream(IntPtr pfile, out IntPtr ppavi, uint fccType, int lParam);
}