PdfImage.ResizeTo Method (Int32, Int32, PdfImageCompression, Int32)

Docotic.Pdf library help > BitMiracle.Docotic.Pdf > PdfImage Class > PdfImage Methods > ResizeTo Method > ResizeTo Method (Int32, Int32, PdfImageCompression, Int32)
Resizes image to specified width and height and compresses it using specified compression scheme.

Namespace:  BitMiracle.Docotic.Pdf
Assembly:  BitMiracle.Docotic.Pdf (in BitMiracle.Docotic.Pdf.dll)

Syntax

C#
public void ResizeTo(
	int width,
	int height,
	PdfImageCompression compression,
	int option
)
VB
Public Sub ResizeTo ( 
	width As Integer,
	height As Integer,
	compression As PdfImageCompression,
	option As Integer
)

Parameters

width
Type: System.Int32
The new width for the image.
height
Type: System.Int32
The new height for the image.
compression
Type: BitMiracle.Docotic.Pdf.PdfImageCompression
The compression scheme to use. Only Jpeg, Jpeg2000, Flate and Group4Fax schemes are supported now.
option
Type: System.Int32
The option for compression scheme.

Remarks

If compression is Flate then option parameter should specify compression quality (value should be between 0 and 9 inclusive).

If compression is Jpeg then option parameter should specify a JPEG quality (value should be between 1 and 100 inclusive).

If compression is Jpeg2000 then option parameter should specify a JPEG 2000 quality (value should be not less than 1).

If compression is Group4Fax then option parameter should specify a threshold level (value should be between 0 and 255 inclusive).

This method throws UnsupportedImageException when used on an inline image. You can check IsInline property before invoking this method.

See Also