CELT tuning

All the things that can be tuned in CELT

Allocation matrix

How many bits per critical band (assuming 256 frame size)

• modes.c: band_allocation[]

Minimum band width

Minimum number of MDCT bin allowed for a band, even if it means more than one Bark.

• modes.c: MIN_BINS

Folding decision

Decision when to turn folding on or off.

• bands.c: folding_decision()

Transient decision

Decision when to use short blocks

• celt.c: transient_decision()