Assert in ic_bwe_enc_specMapping_ivas_fx of BASOP encoder with OMASA LTV input coded at 24.4 kbps

Basic info

• Fixed point:
  • Encoder (fixed): ccb4b561

Bug description

Using OMASA LTV input, assert happens in BASOP encoder function ic_bwe_enc_specMapping_ivas_fx at frame 726. This happens only at bitrate 24.4 kbsp.

Here is the stack trace:

Ways to reproduce

With LTV test vectors, use the following command line

IVAS_cod -ism_masa 2 2 ltv48_OMASA_2ISM_2TC_ISM1.csv ltv48_OMASA_2ISM_2TC_ISM2.csv ltv48_OMASA_2ISM_2TC.met -max_band swb 24400 48 ltv48_OMASA_2ISM_2TC.wav test_0051.bs