#はじめに
Windows10 (Windows10 IoT Enterprise)だと、マルチディスプレイで画面を複製モード( = ミラーモード / Clone Mode)にすると、全部が低い解像度のディスプレイと同じ解像度になってしまいとっても迷惑。
なので、強制的に解像度を再設定するコマンドを書いた。デフォルトは1920×1080。
-
projectはGitHub
https://github.com/fknaopen/ForceSetScrResolution -
抜粋
/*
ForceSetScrResolution
Usage: command [resolution-id]
Note: dafault-resolution=1920x1080
*/
#include <windows.h>
long SetResolution(int width, int height, int monitor)
{
// get device
DISPLAY_DEVICE disp = { 0 };
disp.cb = sizeof(disp);
EnumDisplayDevices(NULL, monitor, &disp, NULL);
// set resolution
DEVMODE mode = { 0 };
mode.dmSize = sizeof(mode);
mode.dmPelsWidth = width;
mode.dmPelsHeight = height;
mode.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT;
return(ChangeDisplaySettingsEx(disp.DeviceName, &mode, NULL, 0, NULL));
}
int main(int argc, char *argv[], char *envp[])
{
int w = 1920; int h = 1080;
if (argc == 2) {
switch (atoi(argv[1]) /* resolution-id */)
{
case 768:
w = 1024; h = 768;
break;
case 720:
w = 1280; h = 720;
break;
default:
break;
}
}
return(SetResolution(w, h, 0));
}
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