Set the display power-saving mode
int PgSetDPMSMode (int mode );
ph
This function sets the display power-saving mode based on VESA
Display Power Management System standards.
| Mode
|
Meaning
|
Description |
| 0
|
On
|
The display is in full operation (Video:Active,
Horizontal: Sync Pulses, Vertical: Sync Pulses) |
| 1
|
Stand-by
|
An optional state of minimal power reduction with shortest display
recovery time (Video: Blanked, Horizontal Sync: off,
Vertical Sync: Pulses) |
| 2
|
Suspend
|
A state with substantial power reduction, but the display recovery
time can be longer than that of the stand-by state (Video: Blanked,
Horizontal Sync: Pulses, Vertical Sync: off) |
| 4
|
Off
|
The display is consuming the lowest level of power and is
nonoperational (Video: Blanked, Horizontal Sync: off, Vertical Sync: off) |
- 0
- Success.
- -1
- An error occurred; errno is set.
Photon
| Safety: | |
|---|
| Interrupt handler |
No |
| Signal handler |
No |
| Thread |
No |
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