31     def __init__(self, dt, sr):  argument
34         self.sr = sr
38         sr_ind = self.sr if self.sr < T.SRATE_48K_HR \
39             else 4 + (self.sr - T.SRATE_48K_HR)
43         if self.sr >= T.SRATE_48K_HR:
63     def __init__(self, dt, sr):  argument
65         super().__init__(dt, sr)
82         hr = (self.sr >= T.SRATE_48K_HR)
87             sr = self.sr
95                 bitrate // 12500 + C[sr - T.SRATE_48K_HR][dt], 6, 23)
153         hr = (self.sr >= T.SRATE_48K_HR)
171         mode = [ 0,   1 ][int(self.sr < T.SRATE_96K_HR and \
172                               nbytes >= 20 * (3 + min(self.sr, T.SRATE_48K)))]
173         rate = [ 0, 512 ][int(self.sr < T.SRATE_96K_HR and \
174                               nbytes >  20 * (1 + min(self.sr, T.SRATE_48K)))]
237         sr = self.sr
239         if nbits < T1[sr]:
242         elif nbits < T2[sr]:
243             a = T1[sr] / 16 + 3
244             b = T2[sr] / 48
245             delta = a + (nbits - T1[sr]) * (b - a) / (T2[sr] - T1[sr])
247         elif nbits < T3[sr]:
251             delta = T3[sr] / 48
255         if self.sr >= T.SRATE_48K_HR and \
262         elif self.sr < T.SRATE_48K_HR and \
287         sr = self.sr
291         hr = self.sr >= T.SRATE_48K_HR
352         ne = T.I[self.dt][self.sr][-1]
447     def __init__(self, dt, sr):  argument
449         super().__init__(dt, sr)
469         ne = T.I[self.dt][self.sr][-1]
487         ne = T.I[self.dt][self.sr][-1]
489         rate = [ 0, 512 ][int(self.sr < T.SRATE_96K_HR and \
490                               nbytes >  20 * (1 + min(self.sr, T.SRATE_48K)))]
619 def check_estimate_gain(rng, dt, sr):  argument
623     analysis = SpectrumAnalysis(dt, sr)
627         ne = T.I[dt][sr][-1]
639             dt, sr, x, nbytes, nbits_budget, nbits_off, -g_off)
649 def check_quantization(rng, dt, sr):  argument
653     analysis = SpectrumAnalysis(dt, sr)
657         ne = T.I[dt][sr][-1]
662         (xg_c, nq_c) = lc3.spec_quantize(dt, sr, g_int, x)
669 def check_compute_nbits(rng, dt, sr):  argument
673     analysis = SpectrumAnalysis(dt, sr)
678         ne = T.I[dt][sr][-1]
690             lc3.spec_compute_nbits(dt, sr, nbytes, xq, nq, 0)
693             lc3.spec_compute_nbits(dt, sr, nbytes, xq, nq, nbits_budget)
702 def check_adjust_gain(rng, dt, sr):  argument
706     analysis = SpectrumAnalysis(dt, sr)
715                 dt, sr, g_idx, nbits, nbits_budget, 0)
721 def check_unit(rng, dt, sr):  argument
727     bwdet = m_bwdet.BandwidthDetector(dt, sr)
728     ltpf = m_ltpf.LtpfAnalysis(dt, sr)
730     sns = m_sns.SnsAnalysis(dt, sr)
731     analysis = SpectrumAnalysis(dt, sr)
736         ns = T.NS[dt][sr]
737         ne = T.I[dt][sr][-1]
742         if sr < T.SRATE_48K_HR:
745         tns.run(x[:ne], sr, False, nbytes)
748         (xq, nq, xg) = analysis.run(sr, nbytes,
749             0 if sr >= T.SRATE_48K_HR else bwdet.get_nbits(),
752         (xg_c, side_c) = lc3.spec_analyze(dt, sr,
785     sr = T.SRATE_16K
793         ne = T.I[dt][sr][-1]
795         g_int = lc3.spec_estimate_gain(dt, sr, C.X_F[i0][i],
799         (x, nq) = lc3.spec_quantize(dt, sr,
804         nbits = lc3.spec_compute_nbits(dt, sr,
808         g_adj = lc3.spec_adjust_gain(dt, sr,
814             (x, nq) = lc3.spec_quantize(dt, sr,
827         (x, side) = lc3.spec_analyze(dt, sr, C.NBYTES[i0],
863         for sr in range(T.SRATE_8K, T.SRATE_48K + 1):
864             ok = ok and check_estimate_gain(rng, dt, sr)
865             ok = ok and check_quantization(rng, dt, sr)
866             ok = ok and check_compute_nbits(rng, dt, sr)
867             ok = ok and check_adjust_gain(rng, dt, sr)
868             ok = ok and check_unit(rng, dt, sr)
869             ok = ok and check_noise(rng, dt, sr)
872         for sr in ( T.SRATE_48K_HR, T.SRATE_96K_HR ):
873             ok = ok and check_estimate_gain(rng, dt, sr)
874             ok = ok and check_quantization(rng, dt, sr)
875             ok = ok and check_compute_nbits(rng, dt, sr)
876             ok = ok and check_adjust_gain(rng, dt, sr)
877             ok = ok and check_unit(rng, dt, sr)
878             ok = ok and check_noise(rng, dt, sr, True)