VideoVBIParser.getAncillary

Parse the line provided previously by [gstvideo.video_vbiparser.VideoVBIParser.addLine].

Parameters

anca #GstVideoAncillary to start the eventual ancillary data

Returns

[gstvideo.types.VideoVBIParserResult.Ok] if ancillary data was found and

anc was filled. [gstvideo.types.VideoVBIParserResult.Done] if there wasn't any data.