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/*
* Copyright (c) 2023 Institue of Software Chinese Academy of Sciences (ISCAS).
*
* 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 <string.h>
#include "libavutil/mem_internal.h"
#include "libavcodec/aacenc_utils.h"
#include "libavcodec/aacencdsp.h"
#include "libavcodec/aactab.h"
#include "checkasm.h"
#define randomize_float(buf, len) \
do { \
int i; \
for (i = 0; i < len; i++) { \
float f = (float)rnd() / (UINT_MAX >> 5) - 16.0f; \
buf[i] = f; \
} \
} while (0)
#define randomize_elem(tab) (tab[rnd() % FF_ARRAY_ELEMS(tab)])
static void test_abs_pow34(AACEncDSPContext *s)
{
#define BUF_SIZE 1024
LOCAL_ALIGNED_32(float, in, [BUF_SIZE]);
declare_func(void, float *, const float *, int);
randomize_float(in, BUF_SIZE);
if (check_func(s->abs_pow34, "abs_pow34")) {
LOCAL_ALIGNED_32(float, out, [BUF_SIZE]);
LOCAL_ALIGNED_32(float, out2, [BUF_SIZE]);
call_ref(out, in, BUF_SIZE);
call_new(out2, in, BUF_SIZE);
if (!float_near_ulp_array(out, out2, 1, BUF_SIZE))
fail();
bench_new(out, in, BUF_SIZE);
}
report("abs_pow34");
}
static void test_quant_bands(AACEncDSPContext *s)
{
int maxval = randomize_elem(aac_cb_maxval);
float q34 = randomize_elem(ff_aac_pow34sf_tab);
float rounding = (rnd() & 1) ? ROUND_TO_ZERO : ROUND_STANDARD;
LOCAL_ALIGNED_16(float, in, [BUF_SIZE]);
LOCAL_ALIGNED_16(float, scaled, [BUF_SIZE]);
declare_func(void, int *, const float *, const float *, int, int, int,
const float, const float);
randomize_float(in, BUF_SIZE);
randomize_float(scaled, BUF_SIZE);
for (int sign = 0; sign <= 1; sign++) {
if (check_func(s->quant_bands, "quant_bands_%s",
sign ? "signed" : "unsigned")) {
LOCAL_ALIGNED_32(int, out, [BUF_SIZE]);
LOCAL_ALIGNED_32(int, out2, [BUF_SIZE]);
call_ref(out, in, scaled, BUF_SIZE, sign, maxval, q34, rounding);
call_new(out2, in, scaled, BUF_SIZE, sign, maxval, q34, rounding);
if (memcmp(out, out2, BUF_SIZE * sizeof (int)))
fail();
bench_new(out, in, scaled, BUF_SIZE, sign, maxval, q34, rounding);
}
}
report("quant_bands");
}
void checkasm_check_aacencdsp(void)
{
AACEncDSPContext s = { 0 };
ff_aacenc_dsp_init(&s);
test_abs_pow34(&s);
test_quant_bands(&s);
}
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