screenshot.ahk

#SingleInstance, Force
#include, lib\gdip_all.ahk
; https://github.com/tariqporter/Gdip
; https://github.com/tariqporter/Gdip/blob/master/Gdip.ahk

IfNotExist, Screenshots
FileCreateDir, Screenshots

PrintScreen::
FormatTime, TimeString, , yyyy-MM-dd HHmmss
file = %A_WorkingDir%\Screenshots\%TimeString%.png
Screenshot(file)
return

Screenshot(outfile)
{
    pToken := Gdip_Startup()

    screen = 0|0|%A_ScreenWidth%|%A_ScreenHeight%
    pBitmap := Gdip_BitmapFromScreen(screen)

    Gdip_SaveBitmapToFile(pBitmap, outfile, 100)
    Gdip_DisposeImage(pBitmap)
    Gdip_Shutdown(pToken)
}