A source that owns its own decode clock publishes one, and the renderer
composites the frames it announces rather than asking sampleSink for a
frame at a time the renderer chose. sampleSink stays required, and still
serves thumbnails and one-off grabs.
A source that owns its own decode clock publishes one, and the renderer composites the frames it announces rather than asking
sampleSinkfor a frame at a time the renderer chose.sampleSinkstays required, and still serves thumbnails and one-off grabs.