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fix: Gain adjustment during second quantization phase can exceed minimum gain

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This commit is contained in:
Antoine Soulier
2023-07-25 10:49:55 -07:00
parent 3b23884611
commit 67f2231815
3 changed files with 23 additions and 19 deletions
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6
test/spec.py
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@@ -589,7 +589,7 @@ def check_estimate_gain(rng, dt, sr):
(g_int, reset_off) = \
analysis.estimate_gain(x, nbits_budget, nbits_off, g_off)
(g_int_c, reset_off_c) = lc3.spec_estimate_gain(
(g_int_c, reset_off_c, _) = lc3.spec_estimate_gain(
dt, sr, x, nbits_budget, nbits_off, -g_off)
ok = ok and g_int_c == g_int
@@ -664,7 +664,7 @@ def check_adjust_gain(rng, dt, sr):
g_adj = analysis.adjust_gain(g_idx, nbits, nbits_budget)
g_adj_c = lc3.spec_adjust_gain(sr, g_idx, nbits, nbits_budget)
g_adj_c = lc3.spec_adjust_gain(sr, g_idx, nbits, nbits_budget, 0)
ok = ok and g_adj_c == g_adj
@@ -752,7 +752,7 @@ def check_appendix_c(dt):
ok = ok and nbits == C.NBITS_EST[dt][i]
g_adj = lc3.spec_adjust_gain(sr,
C.GG_IND[dt][i], C.NBITS_EST[dt][i], C.NBITS_SPEC[dt][i])
C.GG_IND[dt][i], C.NBITS_EST[dt][i], C.NBITS_SPEC[dt][i], 0)
ok = ok and g_adj == C.GG_IND_ADJ[dt][i] - C.GG_IND[dt][i]
if C.GG_IND_ADJ[dt][i] != C.GG_IND[dt][i]: