SBA encoder crash with characterization material BS-1534-4 (FOA, 48K, 96 kbps)

Basic info

• Float reference:
  • Encoder (float):
  • Decoder (float):
• Fixed point:
  • Encoder (fixed): 480834a3
  • Decoder (fixed):

Bug description

Crashing in ivas_calc_p_coeffs_per_band_enc_fx() during the silence region. Reconstructed variance is -ve which is unexpected.

Ways to reproduce

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