The WebCodecs API provides low-level access to individual video frames and chunks of audio samples, for full control over the way media is processed.

Compatibility (view on caniuse.com)

• Chrome 94 Released on 2021-09-21
• Chrome Android 94 Released on 2021-09-21
• Edge 94 Released on 2021-09-24
• Firefox ❌ See bugzil.la/1749044 bugzil.la/1749046 bugzil.la/1749048
• Firefox for Android ❌ See bugzil.la/1749045 bugzil.la/1872733 bugzil.la/1749539 bugzil.la/1749044 bugzil.la/1749046 bugzil.la/1749048
• Safari ❌ Search for bugs Search for standards position
• Safari on iOS ❌ Search for bugs Search for standards position

BCD data

• api.VideoColorSpace
• api.VideoColorSpace.fullRange
• api.VideoColorSpace.matrix
• api.VideoColorSpace.primaries
• api.VideoColorSpace.toJSON
• api.VideoColorSpace.transfer
• api.EncodedVideoChunk
• api.EncodedVideoChunk.EncodedVideoChunk
• api.EncodedVideoChunk.byteLength
• api.EncodedVideoChunk.copyTo
• api.EncodedVideoChunk.duration
• api.EncodedVideoChunk.timestamp
• api.EncodedVideoChunk.type
• api.VideoDecoder
• api.VideoDecoder.VideoDecoder
• api.VideoDecoder.close
• api.VideoDecoder.configure
• api.VideoDecoder.decode
• api.VideoDecoder.decodeQueueSize
• api.VideoDecoder.flush
• api.VideoDecoder.isConfigSupported_static
• api.VideoDecoder.reset
• api.VideoDecoder.state
• api.VideoEncoder
• api.VideoEncoder.VideoEncoder
• api.VideoEncoder.close
• api.VideoEncoder.configure
• api.VideoEncoder.encode
• api.VideoEncoder.encodeQueueSize
• api.VideoEncoder.flush
• api.VideoEncoder.isConfigSupported_static
• api.VideoEncoder.reset
• api.VideoEncoder.state
• api.VideoFrame
• api.VideoFrame.VideoFrame
• api.VideoFrame.allocationSize
• api.VideoFrame.clone
• api.VideoFrame.close
• api.VideoFrame.codedHeight
• api.VideoFrame.codedRect
• api.VideoFrame.codedWidth
• api.VideoFrame.colorSpace
• api.VideoFrame.copyTo
• api.VideoFrame.displayHeight
• api.VideoFrame.displayWidth
• api.VideoFrame.duration
• api.VideoFrame.format
• api.VideoFrame.timestamp
• api.VideoFrame.visibleRect
• api.VideoColorSpace.VideoColorSpace
• api.VideoDecoder.dequeue_event
• api.VideoEncoder.dequeue_event
• api.AudioData
• api.AudioData.AudioData
• api.AudioData.allocationSize
• api.AudioData.clone
• api.AudioData.close
• api.AudioData.copyTo
• api.AudioData.duration
• api.AudioData.format
• api.AudioData.numberOfChannels
• api.AudioData.numberOfFrames
• api.AudioData.sampleRate
• api.AudioData.timestamp
• api.AudioDecoder
• api.AudioDecoder.AudioDecoder
• api.AudioDecoder.close
• api.AudioDecoder.configure
• api.AudioDecoder.decode
• api.AudioDecoder.decodeQueueSize
• api.AudioDecoder.flush
• api.AudioDecoder.isConfigSupported_static
• api.AudioDecoder.reset
• api.AudioDecoder.state
• api.AudioEncoder
• api.AudioEncoder.AudioEncoder
• api.AudioEncoder.close
• api.AudioEncoder.configure
• api.AudioEncoder.encode
• api.AudioEncoder.encodeQueueSize
• api.AudioEncoder.flush
• api.AudioEncoder.isConfigSupported_static
• api.AudioEncoder.reset
• api.AudioEncoder.state
• api.EncodedAudioChunk
• api.EncodedAudioChunk.EncodedAudioChunk
• api.EncodedAudioChunk.byteLength
• api.EncodedAudioChunk.copyTo
• api.EncodedAudioChunk.duration
• api.EncodedAudioChunk.timestamp
• api.EncodedAudioChunk.type
• api.ImageDecoder
• api.ImageDecoder.ImageDecoder
• api.ImageDecoder.close
• api.ImageDecoder.complete
• api.ImageDecoder.completed
• api.ImageDecoder.decode
• api.ImageDecoder.isTypeSupported_static
• api.ImageDecoder.reset
• api.ImageDecoder.tracks
• api.ImageDecoder.type
• api.ImageTrack
• api.ImageTrack.animated
• api.ImageTrack.frameCount
• api.ImageTrack.repetitionCount
• api.ImageTrack.selected
• api.ImageTrackList
• api.ImageTrackList.length
• api.ImageTrackList.ready
• api.ImageTrackList.selectedIndex
• api.ImageTrackList.selectedTrack
• api.AudioDecoder.dequeue_event
• api.AudioEncoder.dequeue_event
• api.AudioEncoder.configure.opus
• api.AudioEncoder.configure.bitrateMode
• api.AudioEncoder.configure.opus.opus_application
• api.AudioEncoder.configure.opus.opus_signal