A lightning talk at Samvera Virtual Connect 2019 described thus and Avalon Media System is upgrading it's UI component for handling structural metadata editing for an audio or visual work. The user can select and organize timespans in an AV work by manually typing bounding times and titles, or by interacting with a visual representation of the waveform. Technologies used are Peak.js and ReactJS.
A lightning talk at Samvera Virtual Connect 2018 described thus and IIIF Presentation 3.0 pushes beyond only images to support time-based media. This presentation will explain the new possibilities and how the Avalon team is helping to bring those to Hyrax.