hwISession CaptureScreen
Captures the current screen to an image file.
Syntax
hwISession_handle CaptureScreen type, filename, quality
Application
Tcl Query
Inputs
- type
- The type of file. Options include: BMP, JPEG, TIFF, PNG, Clipboard
- filename
- The filename of the captured image.
- quality
- The level of quality or compression (default is 100).
Example
To capture the screen to a JPEG type file called MyPicture.png with a
quality level of
60:
hwi GetSessionHandle sess;
sess CaptureScreenToSize jpeg MyPicture.jpg 60;To capture the screen and copy it to the clipboard with the default quality level of 100:
Note: A dummy file name must be
specified.
hwi GetSessionHandle sess1
sess1 CaptureScreen "clipboard" E:\Scratch\CaptureScreenAPI_Test 100 Error
Success (0) or an error code.