yuzu/externals/ffmpeg/tests/checkasm/fixed_dsp.c

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2021-02-09 07:25:58 +04:00
/*
* Copyright (c) 2015 James Almer
*
* 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 "checkasm.h"
#include "libavutil/common.h"
#include "libavutil/fixed_dsp.h"
#include "libavutil/internal.h"
#include "libavutil/mem.h"
#define BUF_SIZE 256
#define randomize_buffers() \
do { \
int i; \
for (i = 0; i < BUF_SIZE; i++) { \
src0[i] = sign_extend(rnd(), 24); \
src1[i] = sign_extend(rnd(), 24); \
src2[i] = sign_extend(rnd(), 24); \
} \
} while (0)
static void check_vector_fmul(const int *src0, const int *src1)
{
LOCAL_ALIGNED_32(int, ref, [BUF_SIZE]);
LOCAL_ALIGNED_32(int, new, [BUF_SIZE]);
declare_func(void, int *dst, const int *src0, const int *src1, int len);
call_ref(ref, src0, src1, BUF_SIZE);
call_new(new, src0, src1, BUF_SIZE);
if (memcmp(ref, new, BUF_SIZE * sizeof(int)))
fail();
bench_new(new, src0, src1, BUF_SIZE);
}
static void check_vector_fmul_add(const int *src0, const int *src1, const int *src2)
{
LOCAL_ALIGNED_32(int, ref, [BUF_SIZE]);
LOCAL_ALIGNED_32(int, new, [BUF_SIZE]);
declare_func(void, int *dst, const int *src0, const int *src1, const int *src2, int len);
call_ref(ref, src0, src1, src2, BUF_SIZE);
call_new(new, src0, src1, src2, BUF_SIZE);
if (memcmp(ref, new, BUF_SIZE * sizeof(int)))
fail();
bench_new(new, src0, src1, src2, BUF_SIZE);
}
static void check_vector_fmul_window(const int32_t *src0, const int32_t *src1, const int32_t *win)
{
LOCAL_ALIGNED_32(int32_t, ref, [BUF_SIZE]);
LOCAL_ALIGNED_32(int32_t, new, [BUF_SIZE]);
declare_func(void, int32_t *dst, const int32_t *src0, const int32_t *src1, const int32_t *win, int len);
call_ref(ref, src0, src1, win, BUF_SIZE / 2);
call_new(new, src0, src1, win, BUF_SIZE / 2);
if (memcmp(ref, new, BUF_SIZE * sizeof(int32_t)))
fail();
bench_new(new, src0, src1, win, BUF_SIZE / 2);
}
static void check_vector_fmul_window_scaled(const int32_t *src0, const int32_t *src1, const int32_t *win)
{
LOCAL_ALIGNED_16(int16_t, ref, [BUF_SIZE]);
LOCAL_ALIGNED_16(int16_t, new, [BUF_SIZE]);
declare_func(void, int16_t *dst, const int32_t *src0, const int32_t *src1, const int32_t *win, int len, uint8_t bits);
call_ref(ref, src0, src1, win, BUF_SIZE / 2, 2);
call_new(new, src0, src1, win, BUF_SIZE / 2, 2);
if (memcmp(ref, new, BUF_SIZE * sizeof(int16_t)))
fail();
bench_new(new, src0, src1, win, BUF_SIZE / 2, 2);
}
static void check_butterflies(const int *src0, const int *src1)
{
LOCAL_ALIGNED_16(int, ref0, [BUF_SIZE]);
LOCAL_ALIGNED_16(int, ref1, [BUF_SIZE]);
LOCAL_ALIGNED_16(int, new0, [BUF_SIZE]);
LOCAL_ALIGNED_16(int, new1, [BUF_SIZE]);
declare_func(void, int *av_restrict src0, int *av_restrict src1, int len);
memcpy(ref0, src0, BUF_SIZE * sizeof(*src0));
memcpy(ref1, src1, BUF_SIZE * sizeof(*src1));
memcpy(new0, src0, BUF_SIZE * sizeof(*src0));
memcpy(new1, src1, BUF_SIZE * sizeof(*src1));
call_ref(ref0, ref1, BUF_SIZE);
call_new(new0, new1, BUF_SIZE);
if (memcmp(ref0, new0, BUF_SIZE * sizeof(*ref0)) ||
memcmp(ref1, new1, BUF_SIZE * sizeof(*ref1)))
fail();
memcpy(new0, src0, BUF_SIZE * sizeof(*src0));
memcpy(new1, src1, BUF_SIZE * sizeof(*src1));
bench_new(new0, new1, BUF_SIZE);
}
static void check_scalarproduct_fixed(const int *src0, const int *src1)
{
int ref, new;
declare_func(int, const int *src0, const int *src1, int len);
ref = call_ref(src0, src1, BUF_SIZE);
new = call_new(src0, src1, BUF_SIZE);
if (ref != new)
fail();
bench_new(src0, src1, BUF_SIZE);
}
void checkasm_check_fixed_dsp(void)
{
LOCAL_ALIGNED_32(int32_t, src0, [BUF_SIZE]);
LOCAL_ALIGNED_32(int32_t, src1, [BUF_SIZE]);
LOCAL_ALIGNED_32(int32_t, src2, [BUF_SIZE]);
AVFixedDSPContext *fdsp = avpriv_alloc_fixed_dsp(1);
randomize_buffers();
if (check_func(fdsp->vector_fmul, "vector_fmul_fixed"))
check_vector_fmul(src0, src1);
if (check_func(fdsp->vector_fmul_add, "vector_fmul_add_fixed"))
check_vector_fmul_add(src0, src1, src2);
if (check_func(fdsp->vector_fmul_reverse, "vector_fmul_reverse_fixed"))
check_vector_fmul(src0, src1);
if (check_func(fdsp->vector_fmul_window, "vector_fmul_window_fixed"))
check_vector_fmul_window(src0, src1, src2);
if (check_func(fdsp->vector_fmul_window_scaled, "vector_fmul_window_scaled_fixed"))
check_vector_fmul_window_scaled(src0, src1, src2);
report("vector_fmul");
if (check_func(fdsp->butterflies_fixed, "butterflies_fixed"))
check_butterflies(src0, src1);
report("butterflies_fixed");
if (check_func(fdsp->scalarproduct_fixed, "scalarproduct_fixed"))
check_scalarproduct_fixed(src0, src1);
report("scalarproduct_fixed");
av_freep(&fdsp);
}