---
title: Quality
description: Video rendition state and actions for the player store
---

import FeatureReference from "@/components/docs/api-reference/FeatureReference.astro";
import DocsLink from "@/components/docs/DocsLink.astro";
import FrameworkCase from "@/components/docs/FrameworkCase.astro";

Tracks video renditions and selects a manual rendition or automatic adaptive bitrate.

<FeatureReference feature="quality" />

### Selector

<FrameworkCase frameworks={["react"]}>
Pass `selectQuality` to <DocsLink slug="reference/use-player">`usePlayer`</DocsLink> to subscribe to quality state. Returns `undefined` if the quality feature is not configured.
</FrameworkCase>

<FrameworkCase frameworks={["html"]}>
Pass `selectQuality` to <DocsLink slug="reference/player-controller">`PlayerController`</DocsLink> to subscribe to quality state. Returns `undefined` if the quality feature is not configured.
</FrameworkCase>

<FrameworkCase frameworks={["react"]}>
```tsx title="QualityInfo.tsx"
import { selectQuality, usePlayer } from '@videojs/react';

function QualityInfo() {
  const quality = usePlayer(selectQuality);
  if (!quality) return null;

  return <span>{quality.videoRenditionList.length} renditions</span>;
}
```
</FrameworkCase>

<FrameworkCase frameworks={["html"]}>
```ts title="quality-info.ts"
import { createPlayer, MediaElement, selectQuality } from '@videojs/html';
import { videoFeatures } from '@videojs/html/video';

const { PlayerController, context } = createPlayer({ features: videoFeatures });

class QualityInfo extends MediaElement {
  readonly #quality = new PlayerController(this, context, selectQuality);
}
```
</FrameworkCase>
