| 摘要 |
<p>A data processing method comprising displaying a graphical user interface comprising a first video player that plays a live streaming video program, a second video player that displays a second video program for delivery to a plurality of second screen devices, cue point items, an annotations panel with annotations and a symbol library, and an injector panel; obtaining metadata for the second video program and that defines, for a time point in the second video program, cue points or annotations to be processed at the specified time point, wherein the cue points or annotations identifies an executable action.</p> |
