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xChannelSelector - SVG | MDN
You can use this attribute with the <feDisplacementMap>
SVG element.
Value
R
| G
| B
| A
Default value
A
Animatable
Yes
R
This keyword specifies that the red color channel of the input image defined in in2
will be used to displace the pixels of the input image defined in in
along the x-axis.
G
This keyword specifies that the green color channel of the input image defined in in2
will be used to displace the pixels of the input image defined in in
along the x-axis.
B
This keyword specifies that the blue color channel of the input image defined in in2
will be used to displace the pixels of the input image defined in in
along the x-axis.
A
This keyword specifies that the alpha channel of the input image defined in in2
will be used to displace the pixels of the input image defined in in
along the x-axis.
html,
body,
svg {
height: 100%;
}
<svg viewBox="0 0 440 160" xmlns="https://www.w3.org/2000/svg">
<filter id="displacementFilter">
<feImage
href="mdn.svg"
x="0"
y="0"
width="100%"
height="100%"
result="abc" />
<feDisplacementMap
in2="abc"
in="SourceGraphic"
scale="30"
xChannelSelector="R" />
</filter>
<filter id="displacementFilter2">
<feImage
href="mdn.svg"
x="0"
y="0"
width="100%"
height="100%"
result="abc" />
<feDisplacementMap
in2="abc"
in="SourceGraphic"
scale="30"
xChannelSelector="B" />
</filter>
<text x="10" y="60" font-size="50" filter="url(#displacementFilter)">
Some displaced text
</text>
<text x="10" y="120" font-size="50" filter="url(#displacementFilter2)">
Some displaced text
</text>
</svg>