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Extract Unclipped Images from PDF

JPedal provides several methods to allow easy extraction of images from a PDF document. This example provides the raw images used on the page before it is clipped, rotated, and scaled for the page. If you want the images as they appear on the page you can use ExtractClippedImages.

Extract Unclipped Images from PDF with the Command-Line or another language

java -jar jpedal.jar --extractImages "inputFileOrDir" "outputDir" "outputImageFormat"

This command will extract all images present from the PDF or directory of PDFs specified by “inputFileOrDir”. The output is placed in the directory specified by “outputDir”. The output format is specified using “outputImageFormat”.

Extract Unclipped Images from PDF in Java

Static Convenience Method

ExtractImages.writeAllImagesToDir(
        "inputFileOrDirectory",
                "outputDir",
                "outputImageFormat",
                true,
                false);

API Access Methods

ExtractImages extract = new ExtractImages("C:/pdfs/mypdf.pdf");
//extract.setPassword("password");
if (extract.openPDFFile()) {
int pageCount = extract.getPageCount();
    for (int page = 1; page <= pageCount; page++) {

int imagesOnPageCount = extract.getImageCount(page);
        for (int image = 0; image < imagesOnPageCount; image++) {
BufferedImage image = extract.getImage(page, image, true);
        }
                }
                }
                extract.closePDFfile();

This example uses the JPedal ExtractImages class. ExtractImages can output images in several different image formats including BMP, PNG, JPG, JPG2000 and TIFF.


Why JPedal?

  • Actively developed commercial library with full support and no third party dependencies.
  • Process PDF files up to 3x faster than alternative Java PDF libraries.
  • Simple licensing options and source code access for OEM users.

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