summaryrefslogtreecommitdiff
path: root/drivers/opus/celt/tests/test_unit_mathops.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/opus/celt/tests/test_unit_mathops.c')
-rw-r--r--drivers/opus/celt/tests/test_unit_mathops.c275
1 files changed, 0 insertions, 275 deletions
diff --git a/drivers/opus/celt/tests/test_unit_mathops.c b/drivers/opus/celt/tests/test_unit_mathops.c
deleted file mode 100644
index 0e3f300d40..0000000000
--- a/drivers/opus/celt/tests/test_unit_mathops.c
+++ /dev/null
@@ -1,275 +0,0 @@
-/* Copyright (c) 2008-2011 Xiph.Org Foundation, Mozilla Corporation,
- Gregory Maxwell
- Written by Jean-Marc Valin, Gregory Maxwell, and Timothy B. Terriberry */
-/*
- 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.
-*/
-
-#ifdef OPUS_ENABLED
-#include "opus/opus_config.h"
-#endif
-
-#ifndef CUSTOM_MODES
-#define CUSTOM_MODES
-#endif
-
-#define CELT_C
-
-#include "opus/celt/mathops.c"
-#include "opus/celt/entenc.c"
-#include "opus/celt/entdec.c"
-#include "opus/celt/entcode.c"
-#include "opus/celt/bands.c"
-#include "opus/celt/quant_bands.c"
-#include "opus/celt/laplace.c"
-#include "opus/celt/vq.c"
-#include "opus/celt/cwrs.c"
-#include <stdio.h>
-#include <math.h>
-
-#ifdef OPUS_FIXED_POINT
-#define WORD "%d"
-#else
-#define WORD "%f"
-#endif
-
-int ret = 0;
-
-void testdiv(void)
-{
- opus_int32 i;
- for (i=1;i<=327670;i++)
- {
- double prod;
- opus_val32 val;
- val = celt_rcp(i);
-#ifdef OPUS_FIXED_POINT
- prod = (1./32768./65526.)*val*i;
-#else
- prod = val*i;
-#endif
- if (fabs(prod-1) > .00025)
- {
- fprintf (stderr, "div failed: 1/%d="WORD" (product = %f)\n", i, val, prod);
- ret = 1;
- }
- }
-}
-
-void testsqrt(void)
-{
- opus_int32 i;
- for (i=1;i<=1000000000;i++)
- {
- double ratio;
- opus_val16 val;
- val = celt_sqrt(i);
- ratio = val/sqrt(i);
- if (fabs(ratio - 1) > .0005 && fabs(val-sqrt(i)) > 2)
- {
- fprintf (stderr, "sqrt failed: sqrt(%d)="WORD" (ratio = %f)\n", i, val, ratio);
- ret = 1;
- }
- i+= i>>10;
- }
-}
-
-void testbitexactcos(void)
-{
- int i;
- opus_int32 min_d,max_d,last,chk;
- chk=max_d=0;
- last=min_d=32767;
- for(i=64;i<=16320;i++)
- {
- opus_int32 d;
- opus_int32 q=bitexact_cos(i);
- chk ^= q*i;
- d = last - q;
- if (d>max_d)max_d=d;
- if (d<min_d)min_d=d;
- last = q;
- }
- if ((chk!=89408644)||(max_d!=5)||(min_d!=0)||(bitexact_cos(64)!=32767)||
- (bitexact_cos(16320)!=200)||(bitexact_cos(8192)!=23171))
- {
- fprintf (stderr, "bitexact_cos failed\n");
- ret = 1;
- }
-}
-
-void testbitexactlog2tan(void)
-{
- int i,fail;
- opus_int32 min_d,max_d,last,chk;
- fail=chk=max_d=0;
- last=min_d=15059;
- for(i=64;i<8193;i++)
- {
- opus_int32 d;
- opus_int32 mid=bitexact_cos(i);
- opus_int32 side=bitexact_cos(16384-i);
- opus_int32 q=bitexact_log2tan(mid,side);
- chk ^= q*i;
- d = last - q;
- if (q!=-1*bitexact_log2tan(side,mid))
- fail = 1;
- if (d>max_d)max_d=d;
- if (d<min_d)min_d=d;
- last = q;
- }
- if ((chk!=15821257)||(max_d!=61)||(min_d!=-2)||fail||
- (bitexact_log2tan(32767,200)!=15059)||(bitexact_log2tan(30274,12540)!=2611)||
- (bitexact_log2tan(23171,23171)!=0))
- {
- fprintf (stderr, "bitexact_log2tan failed\n");
- ret = 1;
- }
-}
-
-#ifndef OPUS_FIXED_POINT
-void testlog2(void)
-{
- float x;
- for (x=0.001;x<1677700.0;x+=(x/8.0))
- {
- float error = fabs((1.442695040888963387*log(x))-celt_log2(x));
- if (error>0.0009)
- {
- fprintf (stderr, "celt_log2 failed: fabs((1.442695040888963387*log(x))-celt_log2(x))>0.001 (x = %f, error = %f)\n", x,error);
- ret = 1;
- }
- }
-}
-
-void testexp2(void)
-{
- float x;
- for (x=-11.0;x<24.0;x+=0.0007)
- {
- float error = fabs(x-(1.442695040888963387*log(celt_exp2(x))));
- if (error>0.0002)
- {
- fprintf (stderr, "celt_exp2 failed: fabs(x-(1.442695040888963387*log(celt_exp2(x))))>0.0005 (x = %f, error = %f)\n", x,error);
- ret = 1;
- }
- }
-}
-
-void testexp2log2(void)
-{
- float x;
- for (x=-11.0;x<24.0;x+=0.0007)
- {
- float error = fabs(x-(celt_log2(celt_exp2(x))));
- if (error>0.001)
- {
- fprintf (stderr, "celt_log2/celt_exp2 failed: fabs(x-(celt_log2(celt_exp2(x))))>0.001 (x = %f, error = %f)\n", x,error);
- ret = 1;
- }
- }
-}
-#else
-void testlog2(void)
-{
- opus_val32 x;
- for (x=8;x<1073741824;x+=(x>>3))
- {
- float error = fabs((1.442695040888963387*log(x/16384.0))-celt_log2(x)/1024.0);
- if (error>0.003)
- {
- fprintf (stderr, "celt_log2 failed: x = %ld, error = %f\n", (long)x,error);
- ret = 1;
- }
- }
-}
-
-void testexp2(void)
-{
- opus_val16 x;
- for (x=-32768;x<15360;x++)
- {
- float error1 = fabs(x/1024.0-(1.442695040888963387*log(celt_exp2(x)/65536.0)));
- float error2 = fabs(exp(0.6931471805599453094*x/1024.0)-celt_exp2(x)/65536.0);
- if (error1>0.0002&&error2>0.00004)
- {
- fprintf (stderr, "celt_exp2 failed: x = "WORD", error1 = %f, error2 = %f\n", x,error1,error2);
- ret = 1;
- }
- }
-}
-
-void testexp2log2(void)
-{
- opus_val32 x;
- for (x=8;x<65536;x+=(x>>3))
- {
- float error = fabs(x-0.25*celt_exp2(celt_log2(x)))/16384;
- if (error>0.004)
- {
- fprintf (stderr, "celt_log2/celt_exp2 failed: fabs(x-(celt_exp2(celt_log2(x))))>0.001 (x = %ld, error = %f)\n", (long)x,error);
- ret = 1;
- }
- }
-}
-
-void testilog2(void)
-{
- opus_val32 x;
- for (x=1;x<=268435455;x+=127)
- {
- opus_val32 lg;
- opus_val32 y;
-
- lg = celt_ilog2(x);
- if (lg<0 || lg>=31)
- {
- printf("celt_ilog2 failed: 0<=celt_ilog2(x)<31 (x = %d, celt_ilog2(x) = %d)\n",x,lg);
- ret = 1;
- }
- y = 1<<lg;
-
- if (x<y || (x>>1)>=y)
- {
- printf("celt_ilog2 failed: 2**celt_ilog2(x)<=x<2**(celt_ilog2(x)+1) (x = %d, 2**celt_ilog2(x) = %d)\n",x,y);
- ret = 1;
- }
- }
-}
-#endif
-
-int main(void)
-{
- testbitexactcos();
- testbitexactlog2tan();
- testdiv();
- testsqrt();
- testlog2();
- testexp2();
- testexp2log2();
-#ifdef OPUS_FIXED_POINT
- testilog2();
-#endif
- return ret;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 23:02:03 +0000