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ICM_SET_STATUS_PROC message

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



ICM_SET_STATUS_PROC 
wParam = (DWORD_PTR)icsetstatusProc; 
lParam = sizeof(ICSETSTATUSPROC); 


Parameters

icsetstatusProc

Pointer to an ICSETSTATUSPROC structure.

lParam

Size, in bytes, of ICSETSTATUSPROC.

Return Value

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

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Vfw.h

See also

Video Compression Manager
Video Compression Messages

 

 

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