Fix OGG metadata extraction

lavalink-devs / lavaplayer

Lavaplayer fork maintained by Lavalink

Apache License 2.0

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Closed devoxin closed 6 months ago

devoxin commented 6 months ago

Normalise tag names as uppercase so that tag names such as "title", "Title", "TiTlE" etc still match as "TITLE". Same for artist.
Use boxed length variable to avoid NullPointerException if length extraction fails.