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[The feature associated with this page, Microsoft TV Technologies, is a legacy feature. Microsoft strongly recommends that new code does not use this feature.]
The put_SuppressEffects method sets preferences for power management and visual effects.
Syntax
HRESULT put_SuppressEffects(
[in] VARIANT_BOOL bSuppress
);
Parameters
[in] bSuppress
Specifies a Boolean value. See Remarks for more information.
Return value
Returns an HRESULT value. Possible values include the following.
| Return code | Description |
|---|---|
|
Success. |
Remarks
If bSuppress equals VARIANT_TRUE, the Video Control does the following:
- Disables font smoothing and the system-wide drop shadow effect. (Only when the Video Control is using hardware overlay.) This is useful if the application draws onto the overlay.
- Disables the screen saver, and turns off power management for the display. This is useful to prevent the operating system from interrupting playback while the user is watching a program.
If bSuppress equals VARIANT_FALSE, the Video Control uses the existing system settings.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows�XP with SP1 [desktop apps only] |
| Minimum supported server | None supported |
| Target Platform | Windows |
| Header | segment.h (include Msvidctl.h) |