# ScreenCapture user defined functions Reference

Below is a complete list of the user defined functions available in AutoIt. Click on a user defined function name for a detailed description.

When using them you need to add a #include <ScreenCapture.au3>.

User Defined Function | Description
--- | ---
_ScreenCapture_Capture | Captures a region of the screen
_ScreenCapture_CaptureWnd | Captures a screen shot of a specified window or controlID
_ScreenCapture_SaveImage | Saves an image to file
_ScreenCapture_SetBMPFormat | Sets the bit format that will be used for BMP screen captures
_ScreenCapture_SetJPGQuality | Sets the quality level that will be used for JPEG screen captures
_ScreenCapture_SetTIFColorDepth | Sets the color depth used for TIFF screen captures
_ScreenCapture_SetTIFCompression | Sets the compression used for TIFF screen captures