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ICM_DECOMPRESS
The ICM_DECOMPRESS message notifies a video decompression driver to decompress
a frame of data into an application-defined buffer.
ICM_DECOMPRESS
wParam = (DWORD) (LPVOID) &icd;
lParam = sizeof(ICDECOMPRESS);
Parameters
icd
Address of an ICDECOMPRESS structure.
lParam
Size, in bytes, of ICDECOMPRESS.
Return Values
Returns ICERR_OK if successful or an error otherwise.
Remarks
If you want the driver to decompress data directly to the screen, send the
ICM_DRAW message.
The driver returns an error if this message is received before the
ICM_DECOMPRESS_BEGIN message.
See Also
ICDECOMPRESS, ICM_DECOMPRESS_BEGIN, ICM_DRAW
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