<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=Windows-1252"> <style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style> </head> <body dir="ltr"> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> Thanks again for the information.</div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;"><br> </span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;">>CMaps and CID Fonts predate PDF and were introduced first in Postscript as described in Adobe Technote 5014, </span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;"><br> </span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;">The PDF that is giving me problems has CID Type 0C fonts with the Identity-H encoding.</span><br> </div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;">When I edit the PDF, I can find objects like the one below at the end.</span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;">It looks like pdftops isn't passing them to the postscript.</span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;"><br> </span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;">>I can tell you that if I export a PDF using CIDFonts from Adobe Acrobat to Postscript and run that Postscript though Acrobat Distiller – I get a fully searchable PDF.</span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;"><br> </span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> I just have Linux, and I think that I don't have a way to run Acrobat. Would it be possible to take the PDF that I posted to <a href="https://bugs.ghostscript.com/show_bug.cgi?id=702526" id="LPlnk176573">https://bugs.ghostscript.com/show_bug.cgi?id=702526</a><span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;"> and add the PS generated by Acrobat and the PDF generated from Distiller?</span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;">I looked at the Adobe document that you linked and a few others that I already had, and they seemed to be about external cmap files.</span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;">I would like to see an example of a ToUnicode CMap embedded in a postscript file.</span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> I am hoping that seeing a working postscript file combined with the documentation that you linked and what I can see by editing the PDF should be enough to find a way to get pdftops to generate it.</div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <br> </div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> Regards, William</div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;"><br> </span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> A section of the original PDF. I think that CMapType 2 is the ToUnicode map. poppler understands it or else pdftotext wouldn't work.<br> I am hoping that it is something that poppler PSOutputDev::setupEmbeddedCIDType0Font() can generate. <a href="https://www.adobe.com/content/dam/acom/en/devnet/acrobat/pdfs/5411.ToUnicode.pdf" id="LPNoLP545221">https://www.adobe.com/content/dam/acom/en/devnet/acrobat/pdfs/5411.ToUnicode.pdf</a></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <br> </div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;"><span>281 0 obj<br> </span> <div><</Filter/FlateDecode/Length 322>>stream<br> </div> <div>/CIDInit /ProcSet findresource begin<br> </div> <div>12 dict begin<br> </div> <div>begincmap<br> </div> <div>/CMapType 2 def<br> </div> <div>/CMapName/R281 def<br> </div> <div>1 begincodespacerange<br> </div> <div><0000><ffff><br> </div> <div>endcodespacerange<br> </div> <div>30 beginbfrange <br> </div> <div><0001><0001><0043><br> </div> <div><0002><0002><0048><br> </div> <div>...</div> <div><001f><001f><007a><br> </div> <div>endbfrange<br> </div> <div>endcmap<br> </div> <div>CMapName currentdict /CMap defineresource pop<br> </div> <div>end end<br> </div> <div><br> </div> <div>endstream<br> </div> <div>endobj<br> </div> <span></span><span>212 0 obj<br> </span> <div><</BaseFont/MPJWBI+HelveticaNeueLTStd-BdIt/ToUnicode 281 0 R/Type/Font<br> </div> <div>/Encoding /Identity-H/DescendantFonts[213 0 R]/Subtype/Type0>><br> </div> <span>endobj</span><br> </span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif; font-size: 12pt;"><span><br> </span></span></div> <div> <div id="appendonsend"></div> <div style="font-family:Calibri,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)"> <br> </div> <hr tabindex="-1" style="display:inline-block; width:98%"> <div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Leonard Rosenthol <lrosenth@adobe.com><br> <b>Sent:</b> Wednesday, July 1, 2020 2:48 PM<br> <b>To:</b> William Bader <williambader@hotmail.com>; poppler@lists.freedesktop.org <poppler@lists.freedesktop.org><br> <b>Subject:</b> Re: [poppler] pdftops font subset question</font> <div> </div> </div> <div lang="EN-US"> <div class="x_WordSection1"> <p class="x_MsoNormal" style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"> ><span style="font-size:12.0pt; color:black"> Those Unicode CMaps can't be passed in postscript, so do I permanently lose useful text extraction when I convert this PDF to postscript with pdftops?</span></p> <p class="x_MsoNormal" style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"> > </p> <p class="x_MsoNormal" style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"> Of course they can! CMaps and CID Fonts predate PDF and were introduced first in Postscript as described in Adobe Technote 5014, <a href="https://www.adobe.com/content/dam/acom/en/devnet/font/pdfs/5014.CIDFont_Spec.pdf"> https://www.adobe.com/content/dam/acom/en/devnet/font/pdfs/5014.CIDFont_Spec.pdf</a></p> <p class="x_MsoNormal" style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"> </p> <p class="x_MsoNormal" style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"> I can tell you that if I export a PDF using CIDFonts from Adobe Acrobat to Postscript and run that Postscript though Acrobat Distiller – I get a fully searchable PDF.</p> <p class="x_MsoNormal" style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"> </p> <p class="x_MsoNormal" style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"> Now… whether pdftops will output them – I don’t know. And whether Ghostscript, upon encountering them, will correctly restore the font encoding. Again, I don’t know.</p> <p class="x_MsoNormal" style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"> </p> <p class="x_MsoNormal" style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"> Leonard</p> <p class="x_MsoNormal" style="margin: 0in 0in 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"> </p> </div> </div> </div> </body> </html>