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/*
* Copyright (c) 2024 Kyosuke Kawakami
*
* 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 "libavcodec/diracdsp.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem_internal.h"
#define RANDOMIZE_DESTS(name, size) \
do { \
int i; \
for (i = 0; i < size; ++i) { \
uint16_t r = rnd(); \
AV_WN16A(name##0 + i, r); \
AV_WN16A(name##1 + i, r); \
} \
} while (0)
#define RANDOMIZE_BUFFER8(name, size) \
do { \
int i; \
for (i = 0; i < size; ++i) { \
uint8_t r = rnd(); \
name[i] = r; \
} \
} while (0)
#define OBMC_STRIDE 32
#define XBLEN_MAX 32
#define YBLEN_MAX 64
static void check_add_obmc(size_t func_index, int xblen)
{
LOCAL_ALIGNED_8(uint8_t, src, [XBLEN_MAX * YBLEN_MAX]);
LOCAL_ALIGNED_16(uint16_t, _dst0, [XBLEN_MAX * YBLEN_MAX + 4]);
LOCAL_ALIGNED_16(uint16_t, _dst1, [XBLEN_MAX * YBLEN_MAX + 4]);
LOCAL_ALIGNED_8(uint8_t, obmc_weight, [XBLEN_MAX * YBLEN_MAX]);
// Ensure that they accept unaligned buffer.
// Not using LOCAL_ALIGNED_8 because it might make 16 byte aligned buffer.
uint16_t *dst0 = _dst0 + 4;
uint16_t *dst1 = _dst1 + 4;
int yblen;
DiracDSPContext h;
ff_diracdsp_init(&h);
if (check_func(h.add_dirac_obmc[func_index], "diracdsp.add_dirac_obmc_%d", xblen)) {
declare_func(void, uint16_t*, const uint8_t*, int, const uint8_t *, int);
RANDOMIZE_BUFFER8(src, YBLEN_MAX * xblen);
RANDOMIZE_DESTS(dst, YBLEN_MAX * xblen);
RANDOMIZE_BUFFER8(obmc_weight, YBLEN_MAX * OBMC_STRIDE);
yblen = 1 + (rnd() % YBLEN_MAX);
call_ref(dst0, src, xblen, obmc_weight, yblen);
call_new(dst1, src, xblen, obmc_weight, yblen);
if (memcmp(dst0, dst1, yblen * xblen))
fail();
bench_new(dst1, src, xblen, obmc_weight, YBLEN_MAX);
}
}
void checkasm_check_diracdsp(void)
{
check_add_obmc(0, 8);
check_add_obmc(1, 16);
check_add_obmc(2, 32);
report("diracdsp");
}
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