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66 lines
2.2 KiB
66 lines
2.2 KiB
/* Copyright (c) 2009-2010 Xiph.Org Foundation |
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Written by Jean-Marc Valin */ |
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/* |
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions |
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are met: |
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- Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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- Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER |
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OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef CELT_LPC_H |
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#define CELT_LPC_H |
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#include "arch.h" |
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#include "cpu_support.h" |
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#if defined(OPUS_X86_MAY_HAVE_SSE4_1) |
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#include "x86/celt_lpc_sse.h" |
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#endif |
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#define CELT_LPC_ORDER 24 |
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void _celt_lpc(opus_val16 *_lpc, const opus_val32 *ac, int p); |
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void celt_fir_c( |
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const opus_val16 *x, |
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const opus_val16 *num, |
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opus_val16 *y, |
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int N, |
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int ord, |
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int arch); |
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#if !defined(OVERRIDE_CELT_FIR) |
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#define celt_fir(x, num, y, N, ord, arch) \ |
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(celt_fir_c(x, num, y, N, ord, arch)) |
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#endif |
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void celt_iir(const opus_val32 *x, |
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const opus_val16 *den, |
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opus_val32 *y, |
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int N, |
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int ord, |
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opus_val16 *mem, |
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int arch); |
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int _celt_autocorr(const opus_val16 *x, opus_val32 *ac, |
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const celt_coef *window, int overlap, int lag, int n, int arch); |
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#endif /* CELT_LPC_H */
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