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FFmpeg/tests/checkasm/sbrdsp.c
Martin Storsjö 5181f491ee checkasm: sbrdsp: Fix a spurious test failure by calculating a better epsilon for sum_square 
Signed-off-by: Martin Storsjö <martin@martin.st>
2020-02-08 23:00:21 +02:00

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/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "libavcodec/sbrdsp.h"
#include <float.h>
#include "checkasm.h"
#define randomize(buf, len) do { \
int i; \
for (i = 0; i < len; i++) { \
const INTFLOAT f = (INTFLOAT)rnd() / UINT_MAX; \
(buf)[i] = f; \
} \
} while (0)
#define EPS 0.0001
static void test_sum64x5(void)
{
LOCAL_ALIGNED_16(INTFLOAT, dst0, [64 + 256]);
LOCAL_ALIGNED_16(INTFLOAT, dst1, [64 + 256]);
declare_func(void, INTFLOAT *z);
randomize((INTFLOAT *)dst0, 64 + 256);
memcpy(dst1, dst0, (64 + 256) * sizeof(INTFLOAT));
call_ref(dst0);
call_new(dst1);
if (!float_near_abs_eps_array(dst0, dst1, EPS, 64 + 256))
fail();
bench_new(dst1);
}
static void test_sum_square(void)
{
INTFLOAT res0;
INTFLOAT res1;
LOCAL_ALIGNED_16(INTFLOAT, src, [256], [2]);
double t = 4 * 256;
declare_func_float(INTFLOAT, INTFLOAT (*x)[2], int n);
randomize((INTFLOAT *)src, 256 * 2);
res0 = call_ref(src, 256);
res1 = call_new(src, 256);
if (!float_near_abs_eps(res0, res1, t * 2 * FLT_EPSILON))
fail();
bench_new(src, 256);
}
static void test_neg_odd_64(void)
{
LOCAL_ALIGNED_16(INTFLOAT, dst0, [64]);
LOCAL_ALIGNED_16(INTFLOAT, dst1, [64]);
declare_func(void, INTFLOAT *x);
randomize((INTFLOAT *)dst0, 64);
memcpy(dst1, dst0, (64) * sizeof(INTFLOAT));
call_ref(dst0);
call_new(dst1);
if (!float_near_abs_eps_array(dst0, dst1, EPS, 64))
fail();
bench_new(dst1);
}
static void test_qmf_pre_shuffle(void)
{
LOCAL_ALIGNED_16(INTFLOAT, dst0, [128]);
LOCAL_ALIGNED_16(INTFLOAT, dst1, [128]);
declare_func(void, INTFLOAT *z);
randomize((INTFLOAT *)dst0, 128);
memcpy(dst1, dst0, (128) * sizeof(INTFLOAT));
call_ref(dst0);
call_new(dst1);
if (!float_near_abs_eps_array(dst0, dst1, EPS, 128))
fail();
bench_new(dst1);
}
static void test_qmf_post_shuffle(void)
{
LOCAL_ALIGNED_16(INTFLOAT, src, [64]);
LOCAL_ALIGNED_16(INTFLOAT, dst0, [32], [2]);
LOCAL_ALIGNED_16(INTFLOAT, dst1, [32], [2]);
declare_func(void, INTFLOAT W[32][2], const INTFLOAT *z);
randomize((INTFLOAT *)src, 64);
call_ref(dst0, src);
call_new(dst1, src);
if (!float_near_abs_eps_array((INTFLOAT *)dst0, (INTFLOAT *)dst1, EPS, 64))
fail();
bench_new(dst1, src);
}
static void test_qmf_deint_neg(void)
{
LOCAL_ALIGNED_16(INTFLOAT, src, [64]);
LOCAL_ALIGNED_16(INTFLOAT, dst0, [64]);
LOCAL_ALIGNED_16(INTFLOAT, dst1, [64]);
declare_func(void, INTFLOAT *v, const INTFLOAT *src);
randomize((INTFLOAT *)src, 64);
call_ref(dst0, src);
call_new(dst1, src);
if (!float_near_abs_eps_array(dst0, dst1, EPS, 64))
fail();
bench_new(dst1, src);
}
static void test_qmf_deint_bfly(void)
{
LOCAL_ALIGNED_16(INTFLOAT, src0, [64]);
LOCAL_ALIGNED_16(INTFLOAT, src1, [64]);
LOCAL_ALIGNED_16(INTFLOAT, dst0, [128]);
LOCAL_ALIGNED_16(INTFLOAT, dst1, [128]);
declare_func(void, INTFLOAT *v, const INTFLOAT *src0, const INTFLOAT *src1);
memset(dst0, 0, 128 * sizeof(INTFLOAT));
memset(dst1, 0, 128 * sizeof(INTFLOAT));
randomize((INTFLOAT *)src0, 64);
randomize((INTFLOAT *)src1, 64);
call_ref(dst0, src0, src1);
call_new(dst1, src0, src1);
if (!float_near_abs_eps_array(dst0, dst1, EPS, 128))
fail();
bench_new(dst1, src0, src1);
}
static void test_autocorrelate(void)
{
LOCAL_ALIGNED_16(INTFLOAT, src, [40], [2]);
LOCAL_ALIGNED_16(INTFLOAT, dst0, [3], [2][2]);
LOCAL_ALIGNED_16(INTFLOAT, dst1, [3], [2][2]);
declare_func(void, const INTFLOAT x[40][2], INTFLOAT phi[3][2][2]);
memset(dst0, 0, 3 * 2 * 2 * sizeof(INTFLOAT));
memset(dst1, 0, 3 * 2 * 2 * sizeof(INTFLOAT));
randomize((INTFLOAT *)src, 80);
call_ref(src, dst0);
call_new(src, dst1);
if (!float_near_abs_eps_array((INTFLOAT *)dst0, (INTFLOAT *)dst1, EPS, 3 * 2 * 2))
fail();
bench_new(src, dst1);
}
static void test_hf_gen(void)
{
LOCAL_ALIGNED_16(INTFLOAT, low, [128], [2]);
LOCAL_ALIGNED_16(INTFLOAT, alpha0, [2]);
LOCAL_ALIGNED_16(INTFLOAT, alpha1, [2]);
LOCAL_ALIGNED_16(INTFLOAT, dst0, [128], [2]);
LOCAL_ALIGNED_16(INTFLOAT, dst1, [128], [2]);
INTFLOAT bw = (INTFLOAT)rnd() / UINT_MAX;
int i;
declare_func(void, INTFLOAT (*X_high)[2], const INTFLOAT (*X_low)[2],
const INTFLOAT alpha0[2], const INTFLOAT alpha1[2],
INTFLOAT bw, int start, int end);
randomize((INTFLOAT *)low, 128 * 2);
randomize((INTFLOAT *)alpha0, 2);
randomize((INTFLOAT *)alpha1, 2);
for (i = 2; i < 64; i += 2) {
memset(dst0, 0, 128 * 2 * sizeof(INTFLOAT));
memset(dst1, 0, 128 * 2 * sizeof(INTFLOAT));
call_ref(dst0, low, alpha0, alpha1, 0.0, i, 128);
call_new(dst1, low, alpha0, alpha1, 0.0, i, 128);
if (!float_near_abs_eps_array((INTFLOAT *)dst0, (INTFLOAT *)dst1, EPS, 128 * 2))
fail();
bench_new(dst1, low, alpha0, alpha1, bw, i, 128);
}
}
static void test_hf_g_filt(void)
{
LOCAL_ALIGNED_16(INTFLOAT, high, [128], [40][2]);
LOCAL_ALIGNED_16(INTFLOAT, g_filt, [128]);
LOCAL_ALIGNED_16(INTFLOAT, dst0, [128], [2]);
LOCAL_ALIGNED_16(INTFLOAT, dst1, [128], [2]);
declare_func(void, INTFLOAT (*Y)[2], const INTFLOAT (*X_high)[40][2],
const INTFLOAT *g_filt, int m_max, intptr_t ixh);
randomize((INTFLOAT *)high, 128 * 40 * 2);
randomize((INTFLOAT *)g_filt, 128);
call_ref(dst0, high, g_filt, 128, 20);
call_new(dst1, high, g_filt, 128, 20);
if (!float_near_abs_eps_array((INTFLOAT *)dst0, (INTFLOAT *)dst1, EPS, 128 * 2))
fail();
bench_new(dst1, high, g_filt, 128, 20);
}
static void test_hf_apply_noise(const SBRDSPContext *sbrdsp)
{
LOCAL_ALIGNED_16(AAC_FLOAT, s_m, [128]);
LOCAL_ALIGNED_16(AAC_FLOAT, q_filt, [128]);
LOCAL_ALIGNED_16(INTFLOAT, ref, [128], [2]);
LOCAL_ALIGNED_16(INTFLOAT, dst0, [128], [2]);
LOCAL_ALIGNED_16(INTFLOAT, dst1, [128], [2]);
int noise = 0x2a;
int i, j;
declare_func(void, INTFLOAT (*Y)[2], const AAC_FLOAT *s_m,
const AAC_FLOAT *q_filt, int noise,
int kx, int m_max);
randomize((INTFLOAT *)ref, 128 * 2);
randomize((INTFLOAT *)s_m, 128);
randomize((INTFLOAT *)q_filt, 128);
for (i = 0; i < 4; i++) {
if (check_func(sbrdsp->hf_apply_noise[i], "hf_apply_noise_%d", i)) {
for (j = 0; j < 2; j++) {
memcpy(dst0, ref, 128 * 2 * sizeof(INTFLOAT));
memcpy(dst1, ref, 128 * 2 * sizeof(INTFLOAT));
call_ref(dst0, s_m, q_filt, noise, j, 128);
call_new(dst1, s_m, q_filt, noise, j, 128);
if (!float_near_abs_eps_array((INTFLOAT *)dst0, (INTFLOAT *)dst1, EPS, 128 * 2))
fail();
bench_new(dst1, s_m, q_filt, noise, j, 128);
}
}
}
}
void checkasm_check_sbrdsp(void)
{
SBRDSPContext sbrdsp;
ff_sbrdsp_init(&sbrdsp);
if (check_func(sbrdsp.sum64x5, "sum64x5"))
test_sum64x5();
report("sum64x5");
if (check_func(sbrdsp.sum_square, "sum_square"))
test_sum_square();
report("sum_square");
if (check_func(sbrdsp.neg_odd_64, "neg_odd_64"))
test_neg_odd_64();
report("neg_odd_64");
if (check_func(sbrdsp.qmf_pre_shuffle, "qmf_pre_shuffle"))
test_qmf_pre_shuffle();
report("qmf_pre_shuffle");
if (check_func(sbrdsp.qmf_post_shuffle, "qmf_post_shuffle"))
test_qmf_post_shuffle();
report("qmf_post_shuffle");
if (check_func(sbrdsp.qmf_deint_neg, "qmf_deint_neg"))
test_qmf_deint_neg();
report("qmf_deint_neg");
if (check_func(sbrdsp.qmf_deint_bfly, "qmf_deint_bfly"))
test_qmf_deint_bfly();
report("qmf_deint_bfly");
if (check_func(sbrdsp.autocorrelate, "autocorrelate"))
test_autocorrelate();
report("autocorrelate");
if (check_func(sbrdsp.hf_gen, "hf_gen"))
test_hf_gen();
report("hf_gen");
if (check_func(sbrdsp.hf_g_filt, "hf_g_filt"))
test_hf_g_filt();
report("hf_g_filt");
test_hf_apply_noise(&sbrdsp);
report("hf_apply_noise");
}
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