Closed-Caption encoder

Register name used to load filter: ccenc
This filter is not checked during graph resolution and needs explicit loading.

This filter encodes Closed Captions to the video stream.
Supported video media types are MPEG2, AVC, HEVC, VVC and AV1 streams.

Only a subset of CEA 608/708 is supported.

Options

vb_time (frac, default: 1/1): time to hold video packets if no caption is available