Changeset 32284 for main/trunk/greenstone2/bin/script/gsConvert.pl

Timestamp:

2018-07-18T18:45:52+12:00 (6 years ago)

Author:

ak19

Message:

PDFv2Plugin doesn't offer a zoom flag anymore, replaced with a dpi flag to set the resolution.

File:

• main/trunk/greenstone2/bin/script/gsConvert.pl (modified) (4 diffs)

main/trunk/greenstone2/bin/script/gsConvert.pl

@@ -65 +65 @@
 my $pdf_nohidden;
 my $pdf_zoom;
+my $pdf_dpi;
 my $pdf_ignore_images;
 my $pdf_allow_images_only;
@@ -90 +91 @@
     print STDERR "\t-pdf_zoom\tfactor by which to zoom PDF (only useful if\n";
     print STDERR "\t\t-pdf_complex is set\n";
+    print STDERR "\t-pdf_dpi\tSet the resolution in DPI of background images produced by xpdf's pdftohtml\n";
     exit(1);
 }
@@ -132 +134 @@
              'pdf_allow_images_only', \$pdf_allow_images_only,
              'pdf_nohidden', \$pdf_nohidden,
-             'pdf_zoom/\d+/2', \$pdf_zoom
+             'pdf_zoom/\d+/2', \$pdf_zoom,
+             'pdf_dpi/\d+/96', \$pdf_dpi
              ))
     {
@@ -899 +902 @@
     # xpdf's pdftohtml tool also takes a zoom factor, where a zoom of 1 is 100%
     $cmd .= "\"$xpdf_pdftohtml\"";
-    $cmd .= " -z $pdf_zoom" if ($pdf_zoom);
-#    $cmd .= " -c" if ($pdf_complex);
-#    $cmd .= " -i" if ($pdf_ignore_images);
-#    $cmd .= " -a" if ($pdf_allow_images_only);
-#    $cmd .= " -hidden" unless ($pdf_nohidden);    
+    # resolution, -r in DPI of background images, see https://www.xpdfreader.com/pdftohtml-man.html
+    $cmd .= " -r $pdf_dpi" if ($pdf_dpi);
     $cmd .= " \"$input_filename\" \"$tmp_dirname\"";
     #$cmd .= " \"$input_filename\" \"$output_filestem\"";