config/quantization-table.xml

<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE quantization-tables [
<!ELEMENT quantization-tables (table)+>
<!ELEMENT table (description , levels)>
<!ELEMENT description (CDATA)>
<!ELEMENT levels (CDATA)>
<!ATTLIST table slot ID #REQUIRED>
<!ATTLIST levels width CDATA #REQUIRED>
<!ATTLIST levels height CDATA #REQUIRED>
<!ATTLIST levels divisor CDATA #REQUIRED>
]>
<!--
  JPEG quantization tables.
-->
<quantization-tables>
  <table slot="0" alias="luminance">
    <description>Luminance Quantization Table</description>
    <levels width="8" height="8" divisor="1">
      16, 12, 14, 17, 22, 30, 45, 72,
      12, 13, 14, 17, 22, 31, 46, 74,
      14, 14, 16, 19, 25, 35, 52, 83,
      17, 17, 19, 23, 30, 41, 62, 100,
      22, 22, 25, 30, 39, 54, 80, 129,
      30, 31, 35, 41, 54, 74, 111, 178,
      45, 46, 52, 62, 80, 111, 166, 267,
      72, 74, 83, 100, 129, 178, 267, 428
    </levels>
  </table>

  <table slot="1" alias="chrominance">
    <description>Chrominance Quantization Table</description>
    <levels width="8" height="8" divisor="1">
      17, 18, 22, 31, 50, 92, 193, 465,
      18, 19, 24, 33, 54, 98, 207, 498,
      22, 24, 29, 41, 66, 120, 253, 609,
      31, 33, 41, 57, 92, 169, 355, 854,
      50, 54, 66, 92, 148, 271, 570, 1370,
      92, 98, 120, 169, 271, 498, 1046, 2516,
      193, 207, 253, 355, 570, 1046, 2198, 5289,
      465, 498, 609, 854, 1370, 2516, 5289, 12725
    </levels>
  </table>
</quantization-tables>