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ICM_SET_STATUS_PROC

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The ICM_SET_STATUS_PROC message provides a status callback function with the status of a lengthy operation.

ICM_SET_STATUS_PROC 
wParam = (DWORD) (LPVOID) icsetstatusProc; 
lParam = sizeof(ICSETSTATUSPROC);

Parameters

icsetstatusProc

Pointer to an ICSETSTATUSPROC structure.

lParam

Size, in bytes, of ICSETSTATUSPROC.

Return Values

Returns ICERR_OK if successful or an error otherwise.

Remarks

Support of this message is optional but strongly recommended if compression or decompression takes longer than approximately one-tenth of a second.

An application can send this message periodically to a status callback function during lengthy operations.

Requirements

**  Windows NT/2000/XP:** Included in Windows NT 3.1 and later.
**  Windows 95/98/Me:** Included in Windows 95 and later.
**  Header:** Declared in Vfw.h.

See Also

Video Compression Manager, Video Compression Messages, ICSETSTATUSPROC