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Glitchy audio with ISM3 and ISM4 rendering to BINAURAL

Basic info

  • Commit SHA: 86862b41
  • Platform: MacOS (probably not relevant though)

Bug description

Glitchy/modulated output from both IVAS_dec and IVAS_rend when rendering ISM3 and ISM4 to binaural:

Screenshot_2024-05-13_at_16.39.41

Ways to reproduce

# IVAS_dec ISM3
./IVAS_cod -ism 3 scripts/testv/stvISM1.csv scripts/testv/stvISM2.csv scripts/testv/stvISM3.csv 128000 48 scripts/testv/stv3ISM48s.wav ism3.g192
./IVAS_dec BINAURAL 48 ism3.g192 ism3_binaural_dec.wav

# IVAS_dec ISM4
./IVAS_cod -ism 4 scripts/testv/stvISM1.csv scripts/testv/stvISM2.csv scripts/testv/stvISM3.csv scripts/testv/stvISM4.csv 128000 48 scripts/testv/stv4ISM48s.wav ism4.g192
./IVAS_dec BINAURAL 48 ism4.g192 ism4_binaural_dec.wav

# IVAS_rend ISM3
./IVAS_rend -i scripts/testv/stv3ISM48s.wav -if ISM3 -im scripts/testv/stvISM1.csv scripts/testv/stvISM2.csv scripts/testv/stvISM3.csv -o ism3_binaural_rend.wav -of BINAURAL

# IVAS_rend ISM4
./IVAS_rend -i scripts/testv/stv4ISM48s.wav -if ISM4 -im scripts/testv/stvISM1.csv -im scripts/testv/stvISM2.csv scripts/testv/stvISM3.csv scripts/testv/stvISM4.csv -o ism4_binaural_rend.wav -of BINAURAL