ICM_GET

The ICM_GET message retrieves an application-defined doubleword from a video compression driver.

ICM_GET 
wParam = (DWORD) (LPVOID) pv; 
lParam = (DWORD) cb; 
 

Parameters

pv

Address of a block of memory to be filled with the current state. You can also specify NULL to determine the amount of memory required by the state information.

cb

Size, in bytes, of the block of memory.

Return Values

Returns the amount of memory, in bytes, required to store the status information.

Remarks

The structure used to represent state information is driver specific and is defined by the driver.

QuickInfo

  Windows NT: Requires version 3.1 or later.
  Windows: Requires Windows 95 or later.
  Windows CE: Unsupported.
  Header: Declared in vfw.h.

See Also

Video Compression Manager Overview, Video Compression Messages