A WebM video format encoder that inherits FrameEncoder.
Construction of the encoder class is not required. Refer to DeckAdapter.render for usage. The constructor accepts a
In addition to the top level FrameEncoder settings, these settings are available under the
quality- See member note. Defaults to 0.8.
WebmEncoder is a wrapper around the webm-writer, which is under WTFPLv2 license, for WebM video construction.