【AHK 文字识别 】 ahk + paddle ocr 脚本分享

; creates a click-and-drag selection box to specify an area
getSelectionCoords(ByRef x_start, ByRef x_end, ByRef y_start, ByRef y_end) {
	;Mask Screen
	Gui, Color, FFFFFF
	Gui +LastFound
	WinSet, Transparent, 75
	Gui, -Caption 
	Gui, +AlwaysOnTop
	Gui, Show, x0 y0 h%A_ScreenHeight% w%A_ScreenWidth%,"AutoHotkeySnapshotApp"     

	;Drag Mouse
	CoordMode, Mouse, Screen
	CoordMode, Tooltip, Screen
	WinGet, hw_frame_m,ID,"AutoHotkeySnapshotApp"
	hdc_frame_m := DllCall( "GetDC", "uint", hw_frame_m)
	KeyWait, LButton, D 
	MouseGetPos, scan_x_start, scan_y_start 
	Loop
	{
		Sleep, 10   
		KeyIsDown := GetKeyState("LButton")
		if (KeyIsDown = 1)
		{
			MouseGetPos, scan_x, scan_y 
			DllCall( "gdi32.dll\Rectangle", "uint", hdc_frame_m, "int", 0,"int",0,"int", A_ScreenWidth,"int",A_ScreenWidth)
			DllCall( "gdi32.dll\Rectangle", "uint", hdc_frame_m, "int", scan_x_start,"int",scan_y_start,"int", scan_x,"int",scan_y)
		} else {
			break
		}
	}

	;KeyWait, LButton, U
	MouseGetPos, scan_x_end, scan_y_end
	Gui Destroy
	
	if(scan_x_start!=scan_x_end || scan_y_start!=scan_y_end) {
		if (scan_x_start < scan_x_end)
		{
			x_start := scan_x_start
			x_end := scan_x_end
		} else {
			x_start := scan_x_end
			x_end := scan_x_start
		}
		
		if (scan_y_start < scan_y_end)
		{
			y_start := scan_y_start
			y_end := scan_y_end
		} else {
			y_start := scan_y_end
			y_end := scan_y_start
		}
	}
}


#Include D:\Code\FigureOut\chrome\extesions\AutoHotKey\PaddleOCR\PaddleOCR.ahk
	
RunOCR(){
	getSelectionCoords(x_start, x_end, y_start, y_end)
	; RunWait, D:\software\Capture2Text_v4.6.3_64bit\Capture2Text.exe --screen-rect  "%x_start% %y_start% %x_end% %y_end%" --clipboard
	; MsgBox, In area ::  --screen-rect "%x_start% %y_start% %x_end% %y_end%" `n`nFound Text:`n`n%clipboard%
	global MyText
	MyText := PaddleOCR([x_start, y_start, x_end-x_start, y_end-y_start])
	;tmp := "In area ::  --screen-rect """ . x_start . " " . y_start . " " . x_end . " " . y_end . """`n`nFound Text:`n`n" . clipboard
	tmp := "In area ::  --screen-rect """ . x_start . " " . y_start . " " . x_end . " " . y_end . """`n`nFound Text:`n`n" . MyText
	; MsgBox, %vMyText%
	Try {
		Gui, MyGui:Font, s24
		Gui, MyGui:Add, Edit, vMyText, %tmp%
	}
	GuiControl,MyGui:,MyText,%tmp%
	Gui, MyGui:Show
}

首先要下载 PaddleOCR-Autohotkey，在github，最近更新时间是2022年。PaddleOCR 比 capture2text 更精准，但是截取的框不能过大，否则耗时比较多。识别八个汉字秒出。

很好的引擎。但是字一多就变慢了，和手机上的 tesseract 差不多。。。下次再更换个 tesseract 引擎试试，应该更小更快！