305 lines
7.4 KiB
C
305 lines
7.4 KiB
C
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/* Copyright (c) 2008-2011 Xiph.Org Foundation, Mozilla Corporation,
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Gregory Maxwell
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Written by Jean-Marc Valin, Gregory Maxwell, and Timothy B. Terriberry */
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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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifndef CUSTOM_MODES
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#define CUSTOM_MODES
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#endif
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#define CELT_C
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#include <stdio.h>
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#include <math.h>
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#include "mathops.c"
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#include "entenc.c"
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#include "entdec.c"
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#include "entcode.c"
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#include "bands.c"
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#include "quant_bands.c"
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#include "laplace.c"
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#include "vq.c"
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#include "cwrs.c"
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#include "pitch.c"
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#include "celt_lpc.c"
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#include "celt.c"
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#if defined(OPUS_X86_MAY_HAVE_SSE) || defined(OPUS_X86_MAY_HAVE_SSE2) || defined(OPUS_X86_MAY_HAVE_SSE4_1)
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# if defined(OPUS_X86_MAY_HAVE_SSE)
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# include "x86/pitch_sse.c"
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# endif
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# if defined(OPUS_X86_MAY_HAVE_SSE2)
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# include "x86/pitch_sse2.c"
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# endif
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# if defined(OPUS_X86_MAY_HAVE_SSE4_1)
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# include "x86/pitch_sse4_1.c"
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# include "x86/celt_lpc_sse.c"
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# endif
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# include "x86/x86_celt_map.c"
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#elif defined(OPUS_ARM_ASM) || defined(OPUS_ARM_MAY_HAVE_NEON_INTR)
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# include "arm/armcpu.c"
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# if defined(OPUS_ARM_MAY_HAVE_NEON_INTR)
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# include "arm/celt_neon_intr.c"
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# if defined(HAVE_ARM_NE10)
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# include "kiss_fft.c"
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# include "mdct.c"
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# include "arm/celt_ne10_fft.c"
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# include "arm/celt_ne10_mdct.c"
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# endif
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# endif
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# include "arm/arm_celt_map.c"
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#endif
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#ifdef FIXED_POINT
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#define WORD "%d"
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#else
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#define WORD "%f"
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#endif
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int ret = 0;
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void testdiv(void)
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{
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opus_int32 i;
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for (i=1;i<=327670;i++)
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{
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double prod;
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opus_val32 val;
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val = celt_rcp(i);
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#ifdef FIXED_POINT
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prod = (1./32768./65526.)*val*i;
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#else
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prod = val*i;
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#endif
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if (fabs(prod-1) > .00025)
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{
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fprintf (stderr, "div failed: 1/%d="WORD" (product = %f)\n", i, val, prod);
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ret = 1;
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}
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}
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}
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void testsqrt(void)
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{
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opus_int32 i;
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for (i=1;i<=1000000000;i++)
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{
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double ratio;
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opus_val16 val;
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val = celt_sqrt(i);
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ratio = val/sqrt(i);
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if (fabs(ratio - 1) > .0005 && fabs(val-sqrt(i)) > 2)
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{
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fprintf (stderr, "sqrt failed: sqrt(%d)="WORD" (ratio = %f)\n", i, val, ratio);
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ret = 1;
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}
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i+= i>>10;
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}
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}
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void testbitexactcos(void)
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{
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int i;
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opus_int32 min_d,max_d,last,chk;
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chk=max_d=0;
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last=min_d=32767;
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for(i=64;i<=16320;i++)
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{
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opus_int32 d;
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opus_int32 q=bitexact_cos(i);
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chk ^= q*i;
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d = last - q;
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if (d>max_d)max_d=d;
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if (d<min_d)min_d=d;
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last = q;
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}
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if ((chk!=89408644)||(max_d!=5)||(min_d!=0)||(bitexact_cos(64)!=32767)||
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(bitexact_cos(16320)!=200)||(bitexact_cos(8192)!=23171))
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{
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fprintf (stderr, "bitexact_cos failed\n");
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ret = 1;
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}
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}
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void testbitexactlog2tan(void)
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{
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int i,fail;
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opus_int32 min_d,max_d,last,chk;
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fail=chk=max_d=0;
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last=min_d=15059;
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for(i=64;i<8193;i++)
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{
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opus_int32 d;
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opus_int32 mid=bitexact_cos(i);
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opus_int32 side=bitexact_cos(16384-i);
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opus_int32 q=bitexact_log2tan(mid,side);
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chk ^= q*i;
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d = last - q;
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if (q!=-1*bitexact_log2tan(side,mid))
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fail = 1;
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if (d>max_d)max_d=d;
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if (d<min_d)min_d=d;
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last = q;
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}
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if ((chk!=15821257)||(max_d!=61)||(min_d!=-2)||fail||
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(bitexact_log2tan(32767,200)!=15059)||(bitexact_log2tan(30274,12540)!=2611)||
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(bitexact_log2tan(23171,23171)!=0))
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{
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fprintf (stderr, "bitexact_log2tan failed\n");
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ret = 1;
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}
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}
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#ifndef FIXED_POINT
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void testlog2(void)
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{
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float x;
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for (x=0.001;x<1677700.0;x+=(x/8.0))
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{
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float error = fabs((1.442695040888963387*log(x))-celt_log2(x));
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if (error>0.0009)
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{
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fprintf (stderr, "celt_log2 failed: fabs((1.442695040888963387*log(x))-celt_log2(x))>0.001 (x = %f, error = %f)\n", x,error);
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ret = 1;
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}
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}
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}
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void testexp2(void)
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{
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float x;
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for (x=-11.0;x<24.0;x+=0.0007)
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{
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float error = fabs(x-(1.442695040888963387*log(celt_exp2(x))));
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if (error>0.0002)
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{
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fprintf (stderr, "celt_exp2 failed: fabs(x-(1.442695040888963387*log(celt_exp2(x))))>0.0005 (x = %f, error = %f)\n", x,error);
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ret = 1;
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}
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}
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}
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void testexp2log2(void)
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{
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float x;
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for (x=-11.0;x<24.0;x+=0.0007)
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{
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float error = fabs(x-(celt_log2(celt_exp2(x))));
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if (error>0.001)
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{
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fprintf (stderr, "celt_log2/celt_exp2 failed: fabs(x-(celt_log2(celt_exp2(x))))>0.001 (x = %f, error = %f)\n", x,error);
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ret = 1;
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}
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}
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}
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#else
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void testlog2(void)
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{
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opus_val32 x;
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for (x=8;x<1073741824;x+=(x>>3))
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{
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float error = fabs((1.442695040888963387*log(x/16384.0))-celt_log2(x)/1024.0);
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if (error>0.003)
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{
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fprintf (stderr, "celt_log2 failed: x = %ld, error = %f\n", (long)x,error);
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ret = 1;
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}
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}
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}
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void testexp2(void)
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{
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opus_val16 x;
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for (x=-32768;x<15360;x++)
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{
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float error1 = fabs(x/1024.0-(1.442695040888963387*log(celt_exp2(x)/65536.0)));
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float error2 = fabs(exp(0.6931471805599453094*x/1024.0)-celt_exp2(x)/65536.0);
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if (error1>0.0002&&error2>0.00004)
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{
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fprintf (stderr, "celt_exp2 failed: x = "WORD", error1 = %f, error2 = %f\n", x,error1,error2);
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ret = 1;
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}
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}
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}
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void testexp2log2(void)
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{
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opus_val32 x;
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for (x=8;x<65536;x+=(x>>3))
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{
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float error = fabs(x-0.25*celt_exp2(celt_log2(x)))/16384;
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if (error>0.004)
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{
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fprintf (stderr, "celt_log2/celt_exp2 failed: fabs(x-(celt_exp2(celt_log2(x))))>0.001 (x = %ld, error = %f)\n", (long)x,error);
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ret = 1;
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}
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}
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}
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void testilog2(void)
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{
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opus_val32 x;
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for (x=1;x<=268435455;x+=127)
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{
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opus_val32 lg;
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opus_val32 y;
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lg = celt_ilog2(x);
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if (lg<0 || lg>=31)
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{
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printf("celt_ilog2 failed: 0<=celt_ilog2(x)<31 (x = %d, celt_ilog2(x) = %d)\n",x,lg);
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ret = 1;
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}
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y = 1<<lg;
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if (x<y || (x>>1)>=y)
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{
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printf("celt_ilog2 failed: 2**celt_ilog2(x)<=x<2**(celt_ilog2(x)+1) (x = %d, 2**celt_ilog2(x) = %d)\n",x,y);
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ret = 1;
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}
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}
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}
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#endif
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int main(void)
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{
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testbitexactcos();
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testbitexactlog2tan();
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testdiv();
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testsqrt();
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testlog2();
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testexp2();
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testexp2log2();
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#ifdef FIXED_POINT
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testilog2();
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#endif
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return ret;
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}
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