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<blockquote data-quote="msj33" data-source="post: 941901" data-attributes="member: 16747">Yes - Scythe42 - This do sound promising for a software based Power off functionality - (What about Power On?)&nbsp;As an secondary software based solution could the EDID-setting in registry be used for a similar solution? (if API does not offer a solution)&nbsp;Admin Spragleknas wrote this in the &quot;Windows 7 &amp; half full screen thread&quot;:Well, might not be the best terminology, but when no real display is connected (meaning no EDID is received by PC), windows uses a dummy-setting. In registry, I found typically three kinds of display configurations in GraphicDriver-&gt; Configuration:- [AVR/TV] - &quot;real&quot; adapters- NOEDID_xxxx - SIMULATED_xxxxxTry looking at:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\GraphicsDrivers\Configuration&nbsp;I have always seen numerous configurations on all my HTPC's - Both directly connected to TV, or through AV.&nbsp;If powering off AV/TV or even disconneting the HDMI cable, Windows will switch to another \configuration\xxxxxxx&nbsp;Sometimes Windows 7 even genereates &quot;simulated&quot; configurations between AV and PC powering toogles.&nbsp;A simple solution could be: &quot;Power off Mediaportal if EDID is switched&quot; option in Mediaportal config with a selectable state(Power Off, S3 etc.)Function:Let Mepo detect active EDID when launched -&gt; If EDID is switched(due to powering off TV/AV), then send Power toogle to windows.&nbsp;Possible issue:<ul>
<li data-xf-list-type="ul">If Mediaportal is started on a non-displayed EDID, then a display toogle, Power on or cable connect will trigger a shutdown :-S<ul>
<li data-xf-list-type="ul">User needs to ensure, that display is enabled before launching - in a resume scenario, this maycause issues, unless Active EDID is checked frequently or by delay.</li>
</ul></li>
<li data-xf-list-type="ul">Users hot-switching between inputs on AV/TV, will trigger a shutdown/Standby - But why have MePo running, when no display is show?(Think green)</li>
</ul>Don't know if Windows even can power-on by an EDID switch? But that could be awsome.Both the serial and the Pulse-eight solution is based on additional hardware - And are not that universal or configurable yet:-S&nbsp;/Morten</blockquote>

[QUOTE="msj33, post: 941901, member: 16747"] Yes - Scythe42 - This do sound promising for a software based Power off functionality - (What about Power On?) As an secondary software based solution could the EDID-setting in registry be used for a similar solution? (if API does not offer a solution) Admin Spragleknas wrote this in the "Windows 7 & half full screen thread": [I]Well, might not be the best terminology, but when no real display is connected (meaning no EDID is received by PC), windows uses a dummy-setting. In registry, I found typically three kinds of display configurations in GraphicDriver-> Configuration:[/I] [I]- [AVR/TV] - "real" adapters[/I] [I]- NOEDID_xxxx [/I] [I]- SIMULATED_xxxxx[/I] Try looking at: [SIZE=11px][COLOR=#424242]HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\GraphicsDrivers\Configuration[/COLOR][/SIZE] I have always seen numerous configurations on all my HTPC's - Both directly connected to TV, or through AV. If powering off AV/TV or even disconneting the HDMI cable, Windows will switch to another \configuration\xxxxxxx Sometimes Windows 7 even genereates "simulated" configurations between AV and PC powering toogles. [B]A simple solution could be: "Power off Mediaportal if EDID is switched" option in Mediaportal config with a selectable state(Power Off, S3 etc.)[/B] [B]Function:[/B] [B]Let Mepo detect active EDID when launched -> If EDID is switched(due to powering off TV/AV), then send Power toogle to windows.[/B] Possible issue: [LIST] [*]If Mediaportal is started on a non-displayed EDID, then a display toogle, Power on or cable connect will trigger a shutdown :-S [LIST] [*]User needs to ensure, that display is enabled before launching - in a resume scenario, this maycause issues, unless Active EDID is checked frequently or by delay. [/LIST] [*]Users hot-switching between inputs on AV/TV, will trigger a shutdown/Standby - But why have MePo running, when no display is show?(Think green) [/LIST] Don't know if Windows even can power-on by an EDID switch? But that could be awsome. Both the serial and the Pulse-eight solution is based on additional hardware - And are not that universal or configurable yet:-S /Morten [/QUOTE]

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