ICM_GETDEFAULTKEYFRAMERATE

	Overview

	Group

	Quick Info

The ICM_GETDEFAULTKEYFRAMERATE message queries a video compression driver for its default (or preferred) key-frame spacing. You can send this message explicitly or by using the ICGetDefaultKeyFrameRate macro.

wParam = (DWORD) (LPVOID) &dwICValue;

lParam = 0;

Parameters
dwICValue

Address to contain the preferred key-frame spacing.

Return Values
Returns ICERR_OK if the driver supports this message or ICERR_UNSUPPORTED otherwise.