GdPictureImaging.PdfSetJpegQuality Method

Changes the level of quality used to compress true color image data within a PDF.

public PdfSetJpegQuality(
    int PdfID, 
    int Quality
);

Visual Basic

Public Sub PdfSetJpegQuality(
    ByVal PdfID As Integer, 
    ByVal Quality As Integer
)

Parameters

Parameters	Description
PdfID	A PDF identifier returned by the PdfNewPdf(), PdfOCRStart(), PdfOcrStartStream(), TwainPDFStart() or TwainPdfStartStream() function.
Quality	Compression level [0 to 100]. 0: worse quality and better compression, 100: best quality and worse compression.

Remarks

Jpeg quality level is available only for 8bpp grayscale and non indexed color image. This function has not effect on 1, 4 & 8 bpp (non grayscale) image compression.

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