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linearBlur()

packages/docs/docs/transitions/presentations/linear-blur.mdx

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linearBlur()<AvailableFrom v="4.0.466"/>

A presentation that applies a directional multi-sample blur while blending between scenes.

<Demo type="linear-blur" />

:::warning This presentation is built with HTML-in-canvas and requires Google Chrome with chrome://flags/#canvas-draw-element enabled. It does not work in Firefox or Safari. :::

Example

tsx
import {AbsoluteFill} from 'remotion';

const Letter: React.FC<{
  children: React.ReactNode;
  color: string;
}> = ({children, color}) => {
  return (
    <AbsoluteFill
      style={{
        backgroundColor: color,
        opacity: 0.9,
        justifyContent: 'center',
        alignItems: 'center',
        fontSize: 200,
        color: 'white',
      }}
    >
      {children}
    </AbsoluteFill>
  );
};
// ---cut---
import {linearTiming, TransitionSeries} from '@remotion/transitions';
import {linearBlur} from '@remotion/transitions/linear-blur';

const BasicTransition = () => {
  return (
    <TransitionSeries>
      <TransitionSeries.Sequence durationInFrames={40}>
        <Letter color="#0b84f3">A</Letter>
      </TransitionSeries.Sequence>
      <TransitionSeries.Transition
        presentation={linearBlur({intensity: 0.1})}
        timing={linearTiming({durationInFrames: 30})}
      />
      <TransitionSeries.Sequence durationInFrames={60}>
        <Letter color="pink">B</Letter>
      </TransitionSeries.Sequence>
    </TransitionSeries>
  );
};

API

Accepts an object with the following options:

intensity?

Controls how far the 6×6 blur samples spread during the transition.

Defaults to 0.1.

Compatibility

<CompatibilityTable chrome firefox={false} safari={false} nodejs bun serverlessFunctions clientSideRendering serverSideRendering player studio />

For Preview, Chrome with the chrome://flags/#canvas-draw-element flag enabled is required.

Credits

The fragment shader is adapted from the LinearBlur GL Transition by gre, licensed under MIT.

See also