-webkit-filter

blur
<filter id="svg_blur">
  <feGaussianBlur in="SourceGraphic" stdDeviation=" " />
</filter>
brightness
<filter id="svg_brightness">
  <feComponentTransfer>
    <feFuncR type="linear" slope="" />
    <feFuncG type="linear" slope="" />
    <feFuncB type="linear" slope="" />
  </feComponentTransfer>
</filter>
contrast
<filter id="svg_contrast">
  <feComponentTransfer>
    <feFuncR type="linear" slope="1" intercept="" />
    <feFuncG type="linear" slope="1" intercept="" />
    <feFuncB type="linear" slope="1" intercept="" />
  </feComponentTransfer>
</filter>
drop-shadow
<filter id="svg_drop-shadow">
  <feGaussianBlur in="SourceAlpha" stdDeviation="" />
  <feOffset dx="" dy="" />

  <feMerge>
    <feMergeNode />
    <feMergeNode in="SourceGraphic" />
  </feMerge>
</filter>
grayscale
<filter id="svg_grayscale">
  <feColorMatrix type="matrix" values="
                                        0 0 0 1 0" />
</filter>
hue-rotate
<filter id="svg_hue-rotate">
  <feColorMatrix type="hueRotate" values="" />
</filter>
invert
<filter id="svg_invert">
  <feComponentTransfer>
    <feFuncR type="table" tableValues=" " />
    <feFuncG type="table" tableValues=" " />
    <feFuncB type="table" tableValues=" " />
  </feComponentTransfer>
</filter>
opacity
<filter id="svg_opacity">
  <feComponentTransfer>
    <feFuncA type="table" tableValues=" " />
  </feComponentTransfer>
</filter>
saturate
<filter id="svg_saturate">
  <feColorMatrix type="saturate" values="" />
 </filter>
sepia
<filter id="svg_sepia">
  <feColorMatrix type="matrix" values="
                                       0 0 0 1 0" />
</filter>