/* Copyright (c) 2009-2010 Xiph.Org Foundation
Written by Jean-Marc Valin */
/*
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 COPYRIGHT OWNER
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 .
*/
#ifndef CELT_LPC_H
#define CELT_LPC_H
#include "arch.h"
#include "cpu_support.h"
#if defined (OPUS_X86_MAY_HAVE_SSE4_1)
#include "x86/celt_lpc_sse.h"
#endif
#define CELT_LPC_ORDER 24
void _celt_lpc(opus_val16 *_lpc, const opus_val32 *ac, int p);
void celt_fir_c(
const opus_val16 *x,
const opus_val16 *num,
opus_val16 *y,
int N,
int ord,
int arch);
#if !defined (OVERRIDE_CELT_FIR)
#define celt_fir(x, num, y, N, ord, arch) \
(celt_fir_c(x, num, y, N, ord, arch))
#endif
void celt_iir(const opus_val32 *x,
const opus_val16 *den,
opus_val32 *y,
int N,
int ord,
opus_val16 *mem,
int arch);
int _celt_autocorr(const opus_val16 *x, opus_val32 *ac,
const celt_coef *window, int overlap, int lag, int n, int arch);
#endif /* CELT_LPC_H */
Messung V0.5 in Prozent C=96 H=100 G=97
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(vorverarbeitet am 2026-09-28)
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