Different Bandwidth extension behaviour between float and BASOP for 3 objects ISM at 80 kbps

Basic info

• Float reference: 77d9fdad
• Fixed point: c0489658

Bug description

The bandwidth extension behaves differently between float and BASOP for 3ISM input at 80 kbps, no DTX. The effect is mainly above 16kHz, so not very audible for most listeners, but it sounds also different between the two versions - which does not necessary have to be cause by this.

Float:

Float enc -> Fx dec (FX full chain looks similar):

Ways to reproduce

Box folder: ...\Box_EXTERNAL_IVAS_BASOP_VERIFICATION\issues\issue-2016

IVAS_cod_fx -ism 3 cat1_concatenated.wav.0.csv cat1_concatenated.wav.1.csv cat1_concatenated.wav.2.csv 80000 48 cat1_concatenated.wav bit
IVAS_dec_fx BINAURAL 48 bit out.wav