Downloads one caption track in its original format and language unless a translation language or output format is requested. YouTube requires OAuth authorization and permission to access the video's captions.
Arguments
- caption_id
Caption-track ID returned by [list_captions()].
- language
Optional translation language code.
- format
Optional output format: `"sbv"`, `"scc"`, `"srt"`, `"ttml"`, or `"vtt"`.
- as_raw
If `TRUE`, return a raw vector; otherwise return one character string.
- ...
Additional arguments passed to [tuber_GET()].