OptionalfilenameExact file name, including any extension, next to the audio. Replaces the automatic file candidates; embedded tags are still checked. Empty means automatic lookup. The same Windows filename rules and INVALID_PARAMS failure as lyrics.get apply.
Track path; a |subsong:N suffix selects a subsong.
Parameters for
lyrics.exists. List the known lyrics tags and sidecar files that exist for a track. File candidates and access checks matchlyrics.get, but contents are not read: empty tags and files still count as existing.