From 94b25ac09e1773f58a77f083b4d144def6116493 Mon Sep 17 00:00:00 2001
From: Sandesh Venkatesh <sandesh.venkatesh@ittiam.com>
Date: Tue, 12 Nov 2024 08:55:33 +0530
Subject: [PATCH] Fix for 3GPP issue 973: Yet another waveform discrepency in
 decoding received SBA packets with 15% FER

[x] link #973
[x] Added fix for Q modification without scaling.
---
 lib_dec/hq_core_dec_fx.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib_dec/hq_core_dec_fx.c b/lib_dec/hq_core_dec_fx.c
index cc047f9d0..a08764173 100644
--- a/lib_dec/hq_core_dec_fx.c
+++ b/lib_dec/hq_core_dec_fx.c
@@ -1098,6 +1098,7 @@ void ivas_hq_core_dec_fx(
             IF( EQ_16( st_fx->bfi, 1 ) && GE_16( output_frame, L_FRAME16k ) )
             {
                 /* PHASE_ECU active */
+                Scale_sig32( t_audio_q, L_FRAME48k_EXT, sub( Q15, Q_audio ) );
                 Q_audio = 15;
                 move16();
                 window_ola_fx( t_audio_q, synth, &Q_audio, hHQ_core->old_out_fx, &hHQ_core->Q_old_wtda, output_frame,
-- 
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