ICSetState
The ICSetState
macro notifies a video compression driver to set the state of the compressor.
You can use this macro or explicitly call the ICM_SETSTATE message.
DWORD ICSetState(
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hic, |
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pv, |
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cb |
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); |
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Parameters
hic
Handle of the
compressor.
pv
Address of a
block of memory containing configuration data. You can specify NULL for this
parameter to reset the compressor to its default state.
cb
Size, in
bytes, of the block of memory.
Return Values
Returns the
number of bytes used by the compressor if successful or zero otherwise.
Remarks
The
information used by this message is private and specific to a given compressor.
Client applications should use this message only to restore information
previously obtained with the ICGetState and ICConfigure macros and
should use the ICConfigure macro to adjust the configuration of a video
compression driver.
See Also