# Io Reference

Video / Vorbis / VorbisDspState

|  | A wrapper around the libvorbis vorbis_comment object.

blockin(block)

Decodes that data from the block, storing it in the dsp state.
headerin(info, comment, packet)

Try to decode a vorbis header from the packet.
pcmout

Returns array of audio data
setup(info)

Initialize for decoding using the information obtained from reading the Vorbis headers.