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        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_UNCONFIRMED "
   title="UNCONFIRMED - Export to pdf creates big bloated file"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=134339">134339</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Export to pdf creates big bloated file
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>LibreOffice
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>6.3.6.2 release
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Mac OS X (All)
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>UNCONFIRMED
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>LibreOffice
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>libreoffice-bugs@lists.freedesktop.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>lo@craddocks.co.uk
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Description:
Exporting a large document with images creates a bloated pdf on the second and
subsequent attempts (but normal on the first attempt after opening LO).
Bloated=about x5 expected size. In the files below, about 28MB>140MB
See www.craddocks.co.uk/files/Poulton source.odt
www.craddocks.co.uk/files/Poulton_normal.pdf (exported first time after opening
LO)
www.craddocks.co.uk/files/Poulton_big.pdf (subsequently)
Similar results with other files of similar size containing images.

Steps to Reproduce:
1.Open file
2.Select File/Export as/Export as PDF/Lossless compression

Actual Results:
First time after opening LO: no problem, exported file is expected size.
Second and subsequent occasions: bloated file size.

Expected Results:
Exported pdf is similar size to odt file.


Reproducible: Always


User Profile Reset: Yes



Additional Info:
Recently upgraded to 6.3.6.2 from previous version (at least 12 months old):
bug not previously encountered.
Version: 6.3.6.2
Build ID: 2196df99b074d8a661f4036fca8fa0cbfa33a497
CPU threads: 4; OS: Mac OS X 10.15.5; UI render: default; VCL: osx; 
Locale: en-GB (en_GB.UTF-8); UI-Language: en-US
Calc: threaded</pre>
        </div>
      </p>


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