extract images from pdf using pdfbox

Here is code using PDFBox 2.0.1 that will get a list of all images from the PDF. This is different than the other code in that it will recurse through the document instead of trying to get the images from the top level. public List<RenderedImage> getImagesFromPDF(PDDocument document) throws IOException { List<RenderedImage> images = new ArrayList<>(); … Read more

How do I choose an image interpolation method? (Emgu/OpenCV)

Nearest neighbor will be as fast as possible, but you will lose substantial information when resizing. Linear interpolation is less fast, but will not result in information loss unless you’re shrinking the image (which you are). Cubic interpolation (probably actually “Bicubic”) uses one of many possible formulas that incorporate multiple neighbor pixels. This is much … Read more

Programmatically adding Images to RTF Document

try these links Rich Text Format (RTF) Specification, version 1.6 How can I insert an image into a RichTextBox? Insert Image into rtf document you must change “picwgoa” to “picwgoal” and “pichgoa” to “pichgoal” string mpic = @”{\pict\pngblip\picw” + img.Width.ToString() + @”\pich” + img.Height.ToString() + @”\picwgoal” + width.ToString() + @”\pichgoal” + height.ToString() + @”\bin ” … Read more

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