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wip: MDCT, SNS in fixed point

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This commit is contained in:
Antoine Soulier
2023-04-14 14:47:31 -07:00
parent 2ce884d8ef
commit 82db8e05ae
16 changed files with 2526 additions and 2187 deletions
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4
test/sns.py
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@@ -535,7 +535,7 @@ def check_analysis_appendix_c(dt):
ok = ok and np.amax(np.abs(scf_q - C.SCF_Q[dt][i])) < 1e-5
x = lc3.sns_spectral_shaping(dt, sr, C.SCF_Q[dt][i], False, C.X[dt][i])
ok = ok and np.amax(np.abs(1 - x/C.X_S[dt][i])) < 1e-5
ok = ok and np.amax(np.abs(x - C.X_S[dt][i])) < 1e-1
(x, data) = lc3.sns_analyze(dt, sr, C.E_B[dt][i], False, C.X[dt][i])
ok = ok and data['lfcb'] == C.IND_LF[dt][i]
@@ -549,7 +549,7 @@ def check_analysis_appendix_c(dt):
data['idx_b'] == C.IDX_B[dt][i])
ok = ok and (C.LS_IND_B[dt][i] is None or
data['ls_b'] == C.LS_IND_B[dt][i])
ok = ok and np.amax(np.abs(1 - x/C.X_S[dt][i])) < 1e-5
ok = ok and np.amax(np.abs(x - C.X_S[dt][i])) < 1e-1
return ok