asminme
bbccd4a815
Build AsminVoicechat / prepare-release (push) Successful in 14s
Build AsminVoicechat / build-and-test (17) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (18) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (19) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (20) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (21) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (22) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (23) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (24) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (25) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (26) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (27-ea) (push) Canceled after 0s
Build AsminVoicechat / build-and-test (16) (push) Canceled after 38s
73 lines
4.3 KiB
Java
73 lines
4.3 KiB
Java
/*
|
|
* Decompiled with CFR 0.152.
|
|
*/
|
|
package de.maxhenkel.voicechat.concentus;
|
|
|
|
import de.maxhenkel.voicechat.concentus.ApplySineWindow;
|
|
import de.maxhenkel.voicechat.concentus.Arrays;
|
|
import de.maxhenkel.voicechat.concentus.Autocorrelation;
|
|
import de.maxhenkel.voicechat.concentus.BWExpander;
|
|
import de.maxhenkel.voicechat.concentus.BoxedValueByte;
|
|
import de.maxhenkel.voicechat.concentus.BoxedValueInt;
|
|
import de.maxhenkel.voicechat.concentus.BoxedValueShort;
|
|
import de.maxhenkel.voicechat.concentus.Filters;
|
|
import de.maxhenkel.voicechat.concentus.Inlines;
|
|
import de.maxhenkel.voicechat.concentus.K2A;
|
|
import de.maxhenkel.voicechat.concentus.PitchAnalysisCore;
|
|
import de.maxhenkel.voicechat.concentus.Schur;
|
|
import de.maxhenkel.voicechat.concentus.SilkChannelEncoder;
|
|
import de.maxhenkel.voicechat.concentus.SilkEncoderControl;
|
|
|
|
class FindPitchLags {
|
|
FindPitchLags() {
|
|
}
|
|
|
|
static void silk_find_pitch_lags(SilkChannelEncoder psEnc, SilkEncoderControl psEncCtrl, short[] res, short[] x, int x_ptr) {
|
|
int[] auto_corr = new int[17];
|
|
short[] rc_Q15 = new short[16];
|
|
int[] A_Q24 = new int[16];
|
|
short[] A_Q12 = new short[16];
|
|
int buf_len = psEnc.la_pitch + psEnc.frame_length + psEnc.ltp_mem_length;
|
|
Inlines.OpusAssert(buf_len >= psEnc.pitch_LPC_win_length);
|
|
int x_buf = x_ptr - psEnc.ltp_mem_length;
|
|
short[] Wsig = new short[psEnc.pitch_LPC_win_length];
|
|
int x_buf_ptr = x_buf + buf_len - psEnc.pitch_LPC_win_length;
|
|
int Wsig_ptr = 0;
|
|
ApplySineWindow.silk_apply_sine_window(Wsig, Wsig_ptr, x, x_buf_ptr, 1, psEnc.la_pitch);
|
|
System.arraycopy(x, x_buf_ptr += psEnc.la_pitch, Wsig, Wsig_ptr += psEnc.la_pitch, psEnc.pitch_LPC_win_length - Inlines.silk_LSHIFT(psEnc.la_pitch, 1));
|
|
ApplySineWindow.silk_apply_sine_window(Wsig, Wsig_ptr += psEnc.pitch_LPC_win_length - Inlines.silk_LSHIFT(psEnc.la_pitch, 1), x, x_buf_ptr += psEnc.pitch_LPC_win_length - Inlines.silk_LSHIFT(psEnc.la_pitch, 1), 2, psEnc.la_pitch);
|
|
BoxedValueInt boxed_scale = new BoxedValueInt(0);
|
|
Autocorrelation.silk_autocorr(auto_corr, boxed_scale, Wsig, psEnc.pitch_LPC_win_length, psEnc.pitchEstimationLPCOrder + 1);
|
|
int scale = boxed_scale.Val;
|
|
auto_corr[0] = Inlines.silk_SMLAWB(auto_corr[0], auto_corr[0], 66) + 1;
|
|
int res_nrg = Schur.silk_schur(rc_Q15, auto_corr, psEnc.pitchEstimationLPCOrder);
|
|
psEncCtrl.predGain_Q16 = Inlines.silk_DIV32_varQ(auto_corr[0], Inlines.silk_max_int(res_nrg, 1), 16);
|
|
K2A.silk_k2a(A_Q24, rc_Q15, psEnc.pitchEstimationLPCOrder);
|
|
for (int i = 0; i < psEnc.pitchEstimationLPCOrder; ++i) {
|
|
A_Q12[i] = (short)Inlines.silk_SAT16(Inlines.silk_RSHIFT(A_Q24[i], 12));
|
|
}
|
|
BWExpander.silk_bwexpander(A_Q12, psEnc.pitchEstimationLPCOrder, 64881);
|
|
Filters.silk_LPC_analysis_filter(res, 0, x, x_buf, A_Q12, 0, buf_len, psEnc.pitchEstimationLPCOrder);
|
|
if (psEnc.indices.signalType != 0 && psEnc.first_frame_after_reset == 0) {
|
|
int thrhld_Q13 = 4915;
|
|
thrhld_Q13 = Inlines.silk_SMLABB(thrhld_Q13, -32, psEnc.pitchEstimationLPCOrder);
|
|
thrhld_Q13 = Inlines.silk_SMLAWB(thrhld_Q13, -209714, psEnc.speech_activity_Q8);
|
|
thrhld_Q13 = Inlines.silk_SMLABB(thrhld_Q13, -1228, Inlines.silk_RSHIFT(psEnc.prevSignalType, 1));
|
|
thrhld_Q13 = Inlines.silk_SMLAWB(thrhld_Q13, -1637, psEnc.input_tilt_Q15);
|
|
BoxedValueShort boxed_lagIndex = new BoxedValueShort(psEnc.indices.lagIndex);
|
|
BoxedValueByte boxed_contourIndex = new BoxedValueByte(psEnc.indices.contourIndex);
|
|
BoxedValueInt boxed_LTPcorr = new BoxedValueInt(psEnc.LTPCorr_Q15);
|
|
psEnc.indices.signalType = PitchAnalysisCore.silk_pitch_analysis_core(res, psEncCtrl.pitchL, boxed_lagIndex, boxed_contourIndex, boxed_LTPcorr, psEnc.prevLag, psEnc.pitchEstimationThreshold_Q16, thrhld_Q13 = Inlines.silk_SAT16(thrhld_Q13), psEnc.fs_kHz, psEnc.pitchEstimationComplexity, psEnc.nb_subfr) == 0 ? (byte)2 : (byte)1;
|
|
psEnc.indices.lagIndex = boxed_lagIndex.Val;
|
|
psEnc.indices.contourIndex = boxed_contourIndex.Val;
|
|
psEnc.LTPCorr_Q15 = boxed_LTPcorr.Val;
|
|
} else {
|
|
Arrays.MemSet(psEncCtrl.pitchL, 0, 4);
|
|
psEnc.indices.lagIndex = 0;
|
|
psEnc.indices.contourIndex = 0;
|
|
psEnc.LTPCorr_Q15 = 0;
|
|
}
|
|
}
|
|
}
|
|
|