AddImageFromBuffer

This method inserts an image from a memory buffer into a PDF document and returns the index of the image.

Syntax

LONG AddImageFromBuffer (
VARIANT* imageBuffer,
TxImageCompressionType compressionType
)

Parameters

imageBuffer

Image object (binary data) to insert

compressionType

Image compression type

Return value

This method returns the new image index. If there is more than one image in a buffer, then it returns the index of the most recently added image.

Remarks

The return value is an image identifier in document's images collection and can be used in FlipImage, GetImageHeight, GetImageResolution, GetImageWidth, MakeImageGrayScale, MakeImageNegative, PlaceImageToCurrentPage, PDFPAGE_ShowImage.

Equivalent in new interface: IPDFDocument4::AddImageFromBLOB.

Example

How to Insert and Show an Image in a PDF

Delphi

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{ PDF object is supposed to be created }
PDF.BeginDoc;
j := PDF.AddImageFromBuffer(Buffer, itcJpeg);
PDF.PDFPAGE_ShowImage(j, 5, 5, 155, 85, 0);
PDF.EndDoc;

C/C++

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// PDF object is supposed to be created
PDF->BeginDoc();
LONG j = PDF->AddImageFromBuffer(Buffer, itcJpeg);
PDF->PDFPAGE_ShowImage(j, 5, 5, 155, 85, 0);
PDF->EndDoc();

[copy to clipboard]

// PDF object is supposed to be created
PDF.BeginDoc();
long j = PDF.AddImageFromBuffer(Buffer, TxImageCompressionType.itcJpeg);
PDF.PDFPAGE_ShowImage(j, 5, 5, 155, 85, 0);
PDF.EndDoc();

Visual Basic

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' PDF object is supposed to be created
PDF.BeginDoc
j = PDF.AddImageFromBuffer(Buffer, itcJpeg)
PDF.PDFPAGE_ShowImage j, 5, 5, 155, 85, 0
PDF.EndDoc

Syntax

Parameters

Return value

Remarks

Example

See Also