ImageTrack: selected property

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The selected property of the ImageTrack interface returns true if the track is selected for decoding.

Value

A Boolean, if true the track is selected for decoding.

The following example prints the value of selected to the console.

let track = imageDecoder.tracks.selectedTrack;
console.log(track.selected); // this is the selected track so should return true.

Specification
WebCodecs # dom-imagetrack-selected

This page was last modified on May 21, 2026 by MDN contributors.