Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 1 | /* Copyright (c) 2009-2010 Xiph.Org Foundation |
| 2 | Written by Jean-Marc Valin */ |
| 3 | /* |
| 4 | Redistribution and use in source and binary forms, with or without |
| 5 | modification, are permitted provided that the following conditions |
| 6 | are met: |
| 7 | |
| 8 | - Redistributions of source code must retain the above copyright |
| 9 | notice, this list of conditions and the following disclaimer. |
| 10 | |
| 11 | - Redistributions in binary form must reproduce the above copyright |
| 12 | notice, this list of conditions and the following disclaimer in the |
| 13 | documentation and/or other materials provided with the distribution. |
| 14 | |
Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 15 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 16 | ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 17 | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
Jean-Marc Valin | cb05e7c | 2012-04-20 16:40:24 -0400 | [diff] [blame] | 18 | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER |
| 19 | OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 20 | EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 | PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 22 | PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| 23 | LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| 24 | NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 25 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 | */ |
| 27 | |
| 28 | #ifndef PLC_H |
| 29 | #define PLC_H |
| 30 | |
| 31 | #include "arch.h" |
xiangmingzhu | c95c9a0 | 2014-04-30 15:48:07 +0800 | [diff] [blame] | 32 | #include "cpu_support.h" |
| 33 | |
| 34 | #if defined(OPUS_X86_MAY_HAVE_SSE4_1) |
| 35 | #include "x86/celt_lpc_sse.h" |
| 36 | #endif |
Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 37 | |
| 38 | #define LPC_ORDER 24 |
| 39 | |
Jean-Marc Valin | ff5f722 | 2011-07-29 18:59:12 -0400 | [diff] [blame] | 40 | void _celt_lpc(opus_val16 *_lpc, const opus_val32 *ac, int p); |
Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 41 | |
xiangmingzhu | c95c9a0 | 2014-04-30 15:48:07 +0800 | [diff] [blame] | 42 | void celt_fir_c( |
| 43 | const opus_val16 *x, |
Jean-Marc Valin | ff5f722 | 2011-07-29 18:59:12 -0400 | [diff] [blame] | 44 | const opus_val16 *num, |
| 45 | opus_val16 *y, |
Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 46 | int N, |
| 47 | int ord, |
xiangmingzhu | c95c9a0 | 2014-04-30 15:48:07 +0800 | [diff] [blame] | 48 | opus_val16 *mem, |
| 49 | int arch); |
| 50 | |
Jonathan Lennox | 43120f0 | 2015-08-03 17:04:27 -0400 | [diff] [blame] | 51 | #if !defined(OVERRIDE_CELT_FIR) |
xiangmingzhu | c95c9a0 | 2014-04-30 15:48:07 +0800 | [diff] [blame] | 52 | #define celt_fir(x, num, y, N, ord, mem, arch) \ |
| 53 | (celt_fir_c(x, num, y, N, ord, mem, arch)) |
| 54 | #endif |
Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 55 | |
Jean-Marc Valin | 7fc2fbd | 2011-09-01 13:40:39 -0400 | [diff] [blame] | 56 | void celt_iir(const opus_val32 *x, |
Jean-Marc Valin | ff5f722 | 2011-07-29 18:59:12 -0400 | [diff] [blame] | 57 | const opus_val16 *den, |
| 58 | opus_val32 *y, |
Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 59 | int N, |
| 60 | int ord, |
xiangmingzhu | c95c9a0 | 2014-04-30 15:48:07 +0800 | [diff] [blame] | 61 | opus_val16 *mem, |
| 62 | int arch); |
Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 63 | |
Timothy B. Terriberry | 39386e0 | 2013-11-18 13:30:13 -0500 | [diff] [blame] | 64 | int _celt_autocorr(const opus_val16 *x, opus_val32 *ac, |
| 65 | const opus_val16 *window, int overlap, int lag, int n, int arch); |
Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 66 | |
Jean-Marc Valin | 6c3788c | 2010-06-20 22:48:50 -0400 | [diff] [blame] | 67 | #endif /* PLC_H */ |