index.md

title	DecompressionStream
slug	Web/API/DecompressionStream
page-type	web-api-interface
browser-compat	api.DecompressionStream

{{APIRef("Compression Streams API")}}{{AvailableInWorkers}}

The DecompressionStream interface of the {{domxref('Compression Streams API','','',' ')}} decompresses a stream of data. It implements the same shape as a {{domxref("TransformStream")}}, allowing it to be used in {{domxref("ReadableStream.pipeThrough()")}} and similar methods.

Constructor

• {{domxref("DecompressionStream.DecompressionStream", "DecompressionStream()")}}
  • : Creates a new DecompressionStream

Instance properties

• {{domxref("DecompressionStream.readable")}}
  • : Returns the {{domxref("ReadableStream")}} instance controlled by this object.
• {{domxref("DecompressionStream.writable")}}
  • : Returns the {{domxref("WritableStream")}} instance controlled by this object.

Examples

In this example a blob is decompressed using gzip compression.

const ds = new DecompressionStream("gzip");
const decompressedStream = blob.stream().pipeThrough(ds);

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}

See also

• {{domxref("CompressionStream")}}
• {{domxref("TransformStream")}}