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Remove more useless code

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Jean-Marc Valin 2023-06-22 03:31:33 -04:00
parent db48088e9f
commit 42a0972a11
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3 changed files with 0 additions and 75 deletions
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65
dnn/common.c
View file

@ -1,65 +0,0 @@
/* Copyright (c) 2017-2019 Mozilla */
/*
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
- Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include "freq.h"
#include "lpcnet_private.h"
static void single_interp(float *x, const float *left, const float *right, int id)
{
int i;
float ref[NB_BANDS];
float pred[3*NB_BANDS];
RNN_COPY(ref, x, NB_BANDS);
for (i=0;i<NB_BANDS;i++) pred[i] = .5f*(left[i] + right[i]);
for (i=0;i<NB_BANDS;i++) pred[NB_BANDS+i] = left[i];
for (i=0;i<NB_BANDS;i++) pred[2*NB_BANDS+i] = right[i];
for (i=0;i<NB_BANDS;i++) {
x[i] = pred[id*NB_BANDS + i];
}
if (0) {
float err = 0;
for (i=0;i<NB_BANDS;i++) {
err += (x[i]-ref[i])*(x[i]-ref[i]);
}
printf("%f\n", sqrt(err/NB_BANDS));
}
}
void perform_double_interp(float features[4][NB_TOTAL_FEATURES], const float *mem, int best_id) {
int id0, id1;
best_id += (best_id >= FORBIDDEN_INTERP);
id0 = best_id / 3;
id1 = best_id % 3;
single_interp(features[0], mem, features[1], id0);
single_interp(features[2], features[1], features[3], id1);
}

9
dnn/lpcnet_private.h
View file

@ -9,19 +9,12 @@
#include "plc_data.h"
#include "kiss99.h"
#define BITS_PER_CHAR 8
#define PITCH_MIN_PERIOD 32
#define PITCH_MAX_PERIOD 256
#define PITCH_FRAME_SIZE 320
#define PITCH_BUF_SIZE (PITCH_MAX_PERIOD+PITCH_FRAME_SIZE)
#define MULTI 4
#define MULTI_MASK (MULTI-1)
#define FORBIDDEN_INTERP 7
#define PLC_MAX_FEC 100
#define MAX_FEATURE_BUFFER_SIZE 4
@ -99,8 +92,6 @@ struct LPCNetPLCState {
void preemphasis(float *y, float *mem, const float *x, float coef, int N);
void perform_double_interp(float features[4][NB_TOTAL_FEATURES], const float *mem, int best_id);
void compute_frame_features(LPCNetEncState *st, const float *in);
void decode_packet(float features[4][NB_TOTAL_FEATURES], float *vq_mem, const unsigned char buf[8]);

1
lpcnet_sources.mk
View file

@ -1,6 +1,5 @@
LPCNET_SOURCES = \
dnn/burg.c \
dnn/common.c \
dnn/freq.c \
dnn/kiss99.c \
dnn/lpcnet.c \