ICM_GETDEFAULTKEYFRAMERATE

The ICM_GETDEFAULTKEYFRAMERATE message is sent to a video compression driver to obtain its default (or preferred) key frame spacing.

Parameters

dwParam1

Specifies a pointer to a DWORD used to return the preferred key frame spacing.

dwParam2

Not used.

Return Value

Returns ICERR_OK if the driver supports this message. Otherwise, returns ICERR_UNSUPPORTED.