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ICM_DECOMPRESSEX_QUERY
The ICM_DECOMPRESSEX_QUERY message queries a video compression driver to
determine if it supports a specific input format or if it can decompress a specific
input format to a specific output format.
ICM_DECOMPRESSEX_QUERY
wParam = (DWORD) (LPVOID) &icdex;
lParam = sizeof(ICDECOMPRESSEX);
Parameters
icdex
Address of a ICDECOMPRESSEX structure containing the input format.
lParam
Size, in bytes, of ICDECOMPRESSEX.
Return Values
Returns ICERR_OK if the specified decompression is supported or
ICERR_BADFORMAT otherwise.
See Also
ICDECOMPRESSEX
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