CompressionStream

Baseline 2023

Newly available

Since May 2023, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

Note: This feature is available in Web Workers.

The CompressionStream interface of the Compression Streams API is an API for compressing a stream of data.

Constructor

CompressionStream()

Creates a new CompressionStream

Instance properties

CompressionStream.readable

Returns the ReadableStream instance controlled by this object.

CompressionStream.writable

Returns the WritableStream instance controlled by this object.

Examples

In this example a stream is compressed using gzip compression.

js
const compressedReadableStream = inputReadableStream.pipeThrough(
  new CompressionStream("gzip"),
);

Specifications

Specification
Compression Standard
# compression-stream

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Opera Safari Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet WebView Android
CompressionStream 80 80 113 67 16.4 80 113 57 16.4 13.0 80
CompressionStream 80 80 113 67 16.4 80 113 57 16.4 13.0 80
readable 80 80 113 67 16.4 80 113 57 16.4 13.0 80
writable 80 80 113 67 16.4 80 113 57 16.4 13.0 80

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https://developer.mozilla.org/en-US/docs/Web/API/CompressionStream