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Stereo encoder @ 13.2kbps, drum beat too loud

Basic info

  • Float reference:
    • Encoder (float): b63c033f (Thu Apr 3 13:16:24)
    • Decoder (float): b63c033f (Thu Apr 3 13:16:24)
  • Fixed point:
    • Encoder (fixed): 291c48d3 (Thu Apr 17 09:45:10)

Bug description

The drum beat at 01:18.55 is louder in BASOP than in float. There seems to be a mode switch right at the start of the beat. It occurs also for other bit rates.

BASOP image

Float image

Ways to reproduce

Box folder: ...\Box_EXTERNAL_IVAS_BASOP_VERIFICATION\issues\issue-1568

IVAS_cod_ref.exe -stereo 13200 48 20ms_aligned_files_concatenated.wav ref.192
IVAS_dec_ref.exe STEREO        48 ref.192 ref.wav

IVAS_cod.exe -stereo 13200 48 20ms_aligned_files_concatenated.wav cut.192
IVAS_dec_ref.exe STEREO        48 cut.192 cut.wav
Edited by norvell