xy-watermark/bin/video/fonts/conf.d/88-forced-synthetic.conf

<?xml version='1.0'?>
<!DOCTYPE fontconfig SYSTEM 'fonts.dtd'>
<fontconfig>

  <!-- ## Forced artificial italic / bold ##  -->

  <!-- "Unforced" artificial/italic already included in /etc/fonts/conf.d/
       rules. -->

  <!-- Artificial oblique for fonts without an italic or oblique version. -->
  <match target="font">
    <!-- check to see if the font is roman -->
    <test name="slant">
      <const>roman</const>
    </test>
    <!-- check to see if the pattern requested non-roman -->
    <test target="pattern" name="slant" compare="not_eq">
      <const>roman</const>
    </test>
    <!-- multiply the matrix to slant the font -->
    <edit name="matrix" mode="assign">
      <times>
        <name>matrix</name>
        <matrix>
          <double>1</double>
          <double>0.2</double>
          <double>0</double>
          <double>1</double>
        </matrix>
      </times>
    </edit>
    <!-- pretend the font is oblique now -->
    <edit name="slant" mode="assign">
      <const>oblique</const>
    </edit>
    <!-- and disable embedded bitmaps for artificial oblique -->
    <edit name="embeddedbitmap" mode="assign">
      <bool>false</bool>
    </edit>
  </match>

  <!-- Synthetic emboldening for fonts that do not have bold face available. -->
  <match target="font">
    <!-- check to see if the font is just regular -->
    <test name="weight" compare="less_eq">
      <const>medium</const>
    </test>
    <!-- check to see if the pattern requests bold -->
    <test target="pattern" name="weight" compare="more">
      <const>medium</const>
    </test>
    <!-- set the embolden flag
         needed for applications using cairo, e.g. gucharmap, gedit, ... -->
    <edit name="embolden" mode="assign">
      <bool>true</bool>
    </edit>
    <!-- set weight to bold
         needed for applications using Xft directly, e.g. Firefox, ... -->
    <edit name="weight" mode="assign">
      <const>bold</const>
    </edit>
  </match>

</fontconfig>