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/*
* Copyright (c) 2016 Alexandra Hájková
*
* 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/common.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem.h"
#include "libavcodec/huffyuvdsp.h"
#include "checkasm.h"
#define randomize_buffers(buf, size) \
do { \
int j; \
for (j = 0; j < size; j++) \
buf[j] = rnd() & 0xFFFF; \
} while (0)
static void check_add_int16(HuffYUVDSPContext *c, unsigned mask, int width, const char * name)
{
uint16_t *src0 = av_mallocz(width * sizeof(uint16_t));
uint16_t *src1 = av_mallocz(width * sizeof(uint16_t));
uint16_t *dst0 = av_mallocz(width * sizeof(uint16_t));
uint16_t *dst1 = av_mallocz(width * sizeof(uint16_t));
declare_func(void, uint16_t *dst, const uint16_t *src, unsigned mask, int w);
if (!src0 || !src1 || !dst0 || !dst1)
fail();
randomize_buffers(src0, width);
memcpy(src1, src0, width * sizeof(uint16_t));
if (check_func(c->add_int16, "%s", name)) {
call_ref(dst0, src0, mask, width);
call_new(dst1, src1, mask, width);
if (memcmp(dst0, dst1, width * sizeof(uint16_t)))
fail();
bench_new(dst1, src1, mask, width);
}
av_free(src0);
av_free(src1);
av_free(dst0);
av_free(dst1);
}
static void check_add_hfyu_left_pred_bgr32(HuffYUVDSPContext *c)
{
#define BUF_SIZE 1080
uint8_t src[4 * BUF_SIZE], dst0[4 * BUF_SIZE], dst1[4 * BUF_SIZE];
uint8_t left[4], left0[4], left1[4];
declare_func(void, uint8_t *d, const uint8_t *s, intptr_t w, uint8_t *l);
randomize_buffers(src, sizeof (src));
randomize_buffers(left, sizeof (left));
memcpy(left0, left, sizeof (left));
memcpy(left1, left, sizeof (left));
if (check_func(c->add_hfyu_left_pred_bgr32, "add_hfyu_left_pred_bgr32")) {
call_ref(dst0, src, BUF_SIZE, left0);
call_new(dst1, src, BUF_SIZE, left1);
if (memcmp(dst0, dst1, sizeof (dst0)) != 0 ||
memcmp(left0, left1, sizeof (left0)) != 0) {
fail();
}
bench_new(dst1, src, BUF_SIZE, left);
}
report("add_hfyu_left_pred_bgr32");
}
void checkasm_check_huffyuvdsp(void)
{
HuffYUVDSPContext c;
int width = 16 * av_clip(rnd(), 16, 128);
ff_huffyuvdsp_init(&c, AV_PIX_FMT_YUV422P);
/*! test width not multiple of mmsize */
check_add_int16(&c, 65535, width, "add_int16_rnd_width");
report("add_int16_rnd_width");
/*! test always with the same size (for perf test) */
check_add_int16(&c, 65535, 16*128, "add_int16_128");
report("add_int16_128");
check_add_hfyu_left_pred_bgr32(&c);
}
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