![]() It is important to appreciate that this is not usually an image in the sense of a Tif or a Jpg or a Png image – it is the binary data for the pixels, the colorspace used for the image, information about the Image. These are all listed in the Resources object for the page or the file and each has a name (ie Im1). It is wrong to think of images embedded inside a PDF as Tif, Gif, Bmp, Jpeg or Png. Please do let me know if you have any suggestions to improve it or it raises any questions for you.Ī PDF file usually stores an image as a separate object (an XObject) which contains the raw binary data for the image. ![]() When I was learning the PDF file format, I found Images could be quite a complex topic in PDF so I wrote this article to hopefully explain them clearly. How Are Images Stored in a PDF file?Īp1 min read How are images stored in a PDF file? He has an MA in Medieval History and a passion for reading. Mark Stephens Mark has been working with Java and PDF since 1999 and is a big NetBeans fan.
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