The ICDrawChangePalette macro notifies a rendering driver that the movie palette is changing. You can use this macro or explicitly call the ICM_DRAW_CHANGEPALETTE message.
DWORD ICDrawChangePalette(
hic,
lpbiInput
);
Returns ICERR_OK if successful or FALSE otherwise.
This message should be supported by installable rendering handlers that draw DIBs with an internal structure that includes a palette.
Windows NT: Requires version 3.1 or later.
Windows: Requires Windows 95 or later.
Windows CE: Unsupported.
Header: Declared in vfw.h.
Video Compression Manager Overview, Video Compression Macros, BITMAPINFO, ICM_DRAW_CHANGEPALETTE