<div dir="ltr">Hi, <div><br></div><div><div> I am working on a feature that will allow a user to define the document's outline (for PDF files). To be able to do this, I need to modify the poppler to be able to write into the PDF file. <br><br>  I am doing this, because some times, I generate PDF from images, or I get PDF that doesn't have the outline (or TOC) and I would like to be able to create one from Okular. For example, the Foxit Reader has this functionality. Take a look at this short video to see what I mean:</div><div><br></div><div><br><div class="gmail_chip gmail_drive_chip" style="width:396px;height:18px;max-height:18px;background-color:rgb(245,245,245);padding:5px;font-family:arial;font-weight:bold;font-size:13px;border:1px solid rgb(221,221,221);line-height:1"><a href="https://drive.google.com/file/d/1ADdebIeWX5zdaKe7IMKIM6r-94Sryv-0/view?usp=drive_web" target="_blank" style="display:inline-block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-decoration-line:none;padding:1px 0px;border:none;width:396px"><img src="https://drive-thirdparty.googleusercontent.com/16/type/video/mp4" class="gmail-CToWUd" style="vertical-align: bottom; border: none;"> <span dir="ltr" style="vertical-align:bottom;text-decoration:none">Swedish Fairy Tales.mp4</span></a></div><br></div><div><br></div><div>I have created a short document with some ideas of how I am thinking to implement it, but I have been struggling to find a good design. I would like you to give some impressions and tell me if is that the correct path.</div><div><br></div><div>Here the document:<br><br><br><div class="gmail_chip gmail_drive_chip" style="width:396px;height:18px;max-height:18px;background-color:rgb(245,245,245);padding:5px;font-family:arial;font-weight:bold;font-size:13px;border:1px solid rgb(221,221,221);line-height:1"><a href="https://drive.google.com/file/d/1RLRTrTzDtSk0L-bw4yvb0ZT58DN2qkcl/view?usp=drive_web" target="_blank" style="display:inline-block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-decoration-line:none;padding:1px 0px;border:none;width:396px"><img src="https://drive-thirdparty.googleusercontent.com/16/type/application/pdf" class="gmail-CToWUd" style="vertical-align: bottom; border: none;"> <span dir="ltr" style="vertical-align:bottom;text-decoration:none">Poppler modifications.pdf</span></a></div><br></div><div>Have a nice week!!</div></div><input name="virtru-metadata" type="hidden" value="{"email-policy":{"state":"closed","expirationUnit":"days","disableCopyPaste":false,"disablePrint":false,"disableForwarding":false,"enableNoauth":false,"persistentProtection":false,"expandedWatermarking":false,"expires":false,"isManaged":false},"attachments":{},"compose-id":"3","compose-window":{"secure":false}}"></div>