Pre-calculates the file size of the local image file that is saved from an image of a specified index in buffer.

Namespace: Dynamsoft.DotNet.TWAIN
Assembly: DynamicDotNetTWAIN (in DynamicDotNetTWAIN.dll) Version: 3.0.0.0 (3.0.0.0)

Syntax

C#
public int GetImageSizeWithSpecifiedType(
	short sImageIndex,
	DWTImageFileFormat enumImageType
)
Visual Basic
Public Function GetImageSizeWithSpecifiedType ( _
	sImageIndex As Short, _
	enumImageType As DWTImageFileFormat _
) As Integer

Parameters

sImageIndex
Type: System..::..Int16
Specifies the index of image in buffer. The index is 0-based.
enumImageType
Type: Dynamsoft.DotNet.TWAIN.Enums..::..DWTImageFileFormat
Specifies the type of an image file. DWTImageFileFormat Allowed Values Image Type 0 BMP, DIB 1 JPG, JPEG, JPE, JFIF 2 TIF, TIFF 3 PNG 4 PDF

Return Value

-1 indicates failure. Other values indicate success.

Remarks

Exceptions

ExceptionCondition
Dynamsoft.DotNet.TWAIN..::..TwainException When an error occurs and IfThrowException property is true, an exception will be thrown. When IfThrowException property is false, please check ErrorCode and ErrorString.

See Also