Can I use CRT Emudriver on main PC?

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Brad251
Posts: 270
Joined: Tue Mar 22, 2016 8:06 pm

Can I use CRT Emudriver on main PC?

Post by Brad251 »

I want to use CRT Emudriver to play retro games in their native resolutions on my CRT TV using my main PC running Windows 7. I use an LCD monitor and I would be using my CRT TV as a secondary display to play emulators on. If I use CRT Emudriver instead of the normal AMD drivers, can I still do everything on my main PC as I normally would like watch Youtube videos, HD movies, play modern 3d games, etc. Would my PC still be able to output HD resolutions? Is it very difficult to switch back and forth between 15khz modes and 31khz modes? I would ideally like to have a PC dedicated to using CRT Emudriver with emulators but I only have one PC right now.
leonk
Posts: 1098
Joined: Sun Mar 13, 2011 9:29 pm
Location: Toronto, Canada

Re: Can I use CRT Emudriver on main PC?

Post by leonk »

I suggest you ask this question of Calamety on Arcade Controls forums.

Based on my person experience of recently upgrading to Windows 7 64bit and using CRT Emudriver 2.0, I strongly suggest using a dedicated PC for arcade playback. Here are some of the reasons:

1) These are hacked drivers. They are not signed. As such, they only work in "test" mode of windows. For security reasons, I think it's best to keep a "test" machine off the network.
2) There have been some issues with the drivers playing back DXVA. AMD drivers notice they're hacked, and disable DXVA. This is not an issue for mame.. but I think it will be an issue for you in other use cases (DXVA = DirectX Video Acceleration!!)
ZellSF
Posts: 2726
Joined: Mon Apr 09, 2012 11:12 pm

Re: Can I use CRT Emudriver on main PC?

Post by ZellSF »

1) I'm unsure of this. Requiring signed kernel code is a security measure that sounds like it would only come into place when you've already lost (malicious software running with admin privileges). I think installing all sorts of emulators is a bigger security risk. And actually that's not the only concern, to enable testsigning you also have to disable secure boot. Which is imo, yet another useless security feature for most of us.

While both features add security, their true intentions is probably profit (signing drivers) and locking down devices to be Windows only (see Win RT ARM devices)

That said, even if I do think those specific security concerns are nonsense, keeping your gaming PC (which runs all manners of untrusted executables) separate from the PC you use for your mail and banking is an excellent idea.

2) If you have a fast enough CPU you don't need DXVA.
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