yChannelSelector

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

The yChannelSelector attribute indicates which color channel from in2 to use to displace the pixels in in along the y-axis.

Elements

You can use this attribute with the <feDisplacementMap> SVG element.

Usage notes

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 y-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 y-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 y-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 y-axis.

Examples

html,
body,
svg {
  height: 100%;
}

html

<svg viewBox="0 0 440 160" xmlns="http://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"
      yChannelSelector="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"
      yChannelSelector="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>

Specifications

Specification
Filter Effects Module Level 1 # element-attrdef-fedisplacementmap-ychannelselector

Browser compatibility

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