Thread: Vapoursynth
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Old 17th April 2018, 04:52   #3051  |  Link
foxyshadis
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Join Date: Nov 2004
Location: Tangled in the silks
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Quote:
Originally Posted by VS_Fan View Post
I’m on laptop with an intel core i5 4gen, 8GB RAM and windows 10 home edition (v18.03 = 10.0.16299.371), so no group policy editor for me. So I tried running vspipe in a command prompt with administrator rights to get LP working.

This are the results for the same vpy script provided by HolyWu: (vspipe.exe test.vpy .)

Code:
Vapoursynth R43: (No LP)
Output 500 frames in 37.62 seconds (13.29 fps)

Vapoursynth R44-test1, VS_NO_LARGE_PAGES set:
Output 500 frames in 40.75 seconds (12.27 fps)

Vapoursynth R44-test1, VS_NO_LARGE_PAGES not set:
Output 500 frames in 37.51 seconds (13.33 fps)

Vapoursynth R44-test1, VS_NO_LARGE_PAGES not set: (on an administrator command prompt)
Windows VirtualAlloc bug detected: page still mapped
Output 500 frames in 39.67 seconds (12.60 fps)
The time variations could be related to the antivirus scanning my external USB disk in the background
Almost all group policies are just regedits with airs, and work the same on Home once set: This one is HKEY_CURRENT_USER\System\CurrentControlSet\Policies DWORD SeLockMemoryPrivilege value 0x1. Reboot after setting.
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