SaveAsPNG Method
Description
Saves the image of a specified index in buffer as a PNG file.
ActiveX Edition | Plug-in Edition | Mac Edition |
---|---|---|
Since V4.0 | Since V4.0 | Since V6.4 |
Syntax
Boolean ObjectName. SaveAsPNG(String FileName, Short sImageIndex)
Parameters
String FileName: the name of the PNG file to be saved. It should be an absolute path on the local disk.
Short sImageIndex: specifies the index of image in buffer. The index is 0-based.
Return value
Boolean.
TRUE indicates success. FALSE indicates failure.
When an error occurs and IfThrowException property is TRUE, an exception will be thrown.
When FALSE is returned or an exception is thrown, check ErrorCode property and ErrorString property for error information.
Remarks
If you would like to save images by showing the browser dialog box, you can set IfShowFileDialog to true.
See also
SaveAsJPEG(), SaveAsTIFF(), SaveAsBMP(), SaveAllAsMultiPageTIFF(), FTPUpload(), FTPDownload(), HTTPUploadThroughPut(), HTTPUploadThroughPost(), HTTPDownload()
JavaScript Sample:<script language="javascript"> function btnSavePNG_onclick() { Webcam.SaveAsPNG("C:/ImageData.png",0); } </script>