Level drop for SBA@24.4 kbps

Basic info

• Float Encoder/Decoder: b41d89f8
• Fixed Encoder: 69312e13

Bug description

As illustrated in the following plots.

Original input

Float: abrupt signal level drop at around 5.7s, missing "musical sound" at the later part of the signal

Fixed: Abrupt signal level drop starts at around 4.3s. Missing "musical sound at the later part of the signal

Ways to reproduce

Box folder: ...\Box\_EXTERNAL_IVAS_BASOP_VERIFICATION\issues\issue-1084

Command lines: see cmds.txt in Box folder:

${BINPATH}/IVAS_cod -no_delay_cmp -dtx -sba 1 24400 48 ${TVPATH}/dm4aa1s04_HOA1_48_-16.wav ${OUTPATH}/dm4aa1s04_HOA1_48_-16_24400_DTX_dut.g192
${BINPATH}/IVAS_dec_ref -no_delay_cmp FOA 48 ${OUTPATH}/dm4aa1s04_HOA1_48_-16_24400_DTX_dut.g192 ${OUTPATH}/dm4aa1s04_HOA1_48_-16_24400_DTX_dut_FOA_ref.wav
${BINPATH}/IVAS_cod_ref -no_delay_cmp -dtx -sba 1 24400 48 ${TVPATH}/dm4aa1s04_HOA1_48_-16.wav ${OUTPATH}/dm4aa1s04_HOA1_48_-16_24400_DTX_ref.g192
${BINPATH}/IVAS_dec_ref -no_delay_cmp FOA 48 ${OUTPATH}/dm4aa1s04_HOA1_48_-16_24400_DTX_ref.g192 ${OUTPATH}/dm4aa1s04_HOA1_48_-16_24400_DTX_ref_FOA_ref.wav