宋一鸣
6c7b68d1ce
三端统一2560x1440，盒子使用297MHz HDMI时序并保留1080p回退；Windows脚本动态定位VDD恢复2K。串流默认2K20/30Mbps，使用GLES2，设置页支持20/24FPS及自定义值。保持Windows正常光标，记录NVENC阶段性实测和GPU重启后Code43未恢复的限制。
82 lines
3.5 KiB
PowerShell
82 lines
3.5 KiB
PowerShell
$ErrorActionPreference = 'Stop'
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Add-Type @'
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using System;
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using System.Runtime.InteropServices;
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public static class VdiDisplayMode {
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
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public struct Device {
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public int cb;
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)] public string Name;
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)] public string Description;
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public int Flags;
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)] public string Id;
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)] public string Key;
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}
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[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
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public struct Mode {
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)] public string name;
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public short spec, driver, size, extra;
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public int fields, x, y, orientation, fixedOutput;
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public short color, duplex, yres, tt, collate;
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[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)] public string form;
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public short logPixels;
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public int bpp, width, height, flags, hz, icmMethod, icmIntent, media, dither,
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reserved1, reserved2, panWidth, panHeight;
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}
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[DllImport("user32.dll", CharSet = CharSet.Unicode)]
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static extern bool EnumDisplayDevices(string name, uint index, ref Device dev, uint flags);
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[DllImport("user32.dll", CharSet = CharSet.Unicode)]
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static extern bool EnumDisplaySettings(string name, int index, ref Mode mode);
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[DllImport("user32.dll", CharSet = CharSet.Unicode)]
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static extern int ChangeDisplaySettingsEx(string name, ref Mode mode, IntPtr window, uint flags, IntPtr param);
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public static string Find() {
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for (uint i = 0; ; i++) {
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var d = new Device();
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d.cb = Marshal.SizeOf(typeof(Device));
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if (!EnumDisplayDevices(null, i, ref d, 0)) return null;
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if ((d.Flags & 1) != 0 && d.Description.IndexOf("Virtual Display Driver", StringComparison.OrdinalIgnoreCase) >= 0)
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return d.Name;
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}
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}
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public static string Current(string name) {
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var m = new Mode();
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m.size = (short)Marshal.SizeOf(typeof(Mode));
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if (!EnumDisplaySettings(name, -1, ref m)) return "unavailable";
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return m.width + "x" + m.height + "@" + m.hz;
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}
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public static int Apply(string name) {
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for (int i = 0; ; i++) {
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var m = new Mode();
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m.size = (short)Marshal.SizeOf(typeof(Mode));
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if (!EnumDisplaySettings(name, i, ref m)) return -99;
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if (m.width == 2560 && m.height == 1440 && m.hz == 30) {
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m.fields = 0x80000 | 0x100000 | 0x400000;
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int test = ChangeDisplaySettingsEx(name, ref m, IntPtr.Zero, 2, IntPtr.Zero);
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if (test != 0) return test;
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return ChangeDisplaySettingsEx(name, ref m, IntPtr.Zero, 1, IntPtr.Zero);
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}
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}
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}
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}
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'@
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$log = 'C:/ProgramData/VDI/set-2k-result.txt'
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try {
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for ($i = 0; $i -lt 12; $i++) {
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$dev = [VdiDisplayMode]::Find()
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if ($dev) {
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$result = [VdiDisplayMode]::Apply($dev)
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$mode = [VdiDisplayMode]::Current($dev)
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if ($result -eq 0 -and $mode -eq '2560x1440@30') {
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"$(Get-Date -Format o) device=$dev result=0 mode=$mode" | Set-Content $log
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exit 0
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}
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}
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Start-Sleep 5
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}
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throw "2K mode not applied: device=$dev result=$result mode=$mode"
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} catch {
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"$(Get-Date -Format o) ERROR $_" | Set-Content $log
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exit 1
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}
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