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/*
* Copyright (c) 2016 Ronald S. Bultje <rsbultje@gmail.com>
*
* 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 "checkasm.h"
#include "libavcodec/videodsp.h"
#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem_internal.h"
#define randomize_buffers(w, h) \
do { \
int i; \
for (i = 0; i < w * h * sizeof(*src0); i += 4) \
AV_WN32A(((uint8_t *) src0) + i, rnd()); \
} while (0)
#define iter_1d(type, fix, fix_val, var, var_start, var_end) \
for (fix = fix_val, var = var_start; var <= var_end; var++) { \
call_ref((type *) dst0, (const type *) (src0 + y * pw + x), \
bw * sizeof(type), pw * sizeof(type), \
bw, bh, x, y, pw, ph); \
call_new((type *) dst1, (const type *) (src1 + y * pw + x), \
bw * sizeof(type), pw * sizeof(type), \
bw, bh, x, y, pw, ph); \
if (memcmp(dst0, dst1, bw * bh * sizeof(type))) \
fail(); \
bench_new((type *) dst1, (const type *) (src1 + y * pw + x),\
bw * sizeof(type), pw * sizeof(type), \
bw, bh, x, y, pw, ph); \
}
#define check_emu_edge_size(type, src_w, src_h, dst_w, dst_h) \
do { \
LOCAL_ALIGNED_16(type, src0, [src_w * src_h]); \
LOCAL_ALIGNED_16(type, src1, [src_w * src_h]); \
int bw = dst_w, bh = dst_h; \
int pw = src_w, ph = src_h; \
int y, x; \
randomize_buffers(src_w, src_h); \
memcpy(src1, src0, pw * ph * sizeof(type)); \
iter_1d(type, y, 0 - src_h, x, 0 - src_w, src_w - 0); \
iter_1d(type, x, src_w - 0, y, 0 - src_h, src_h - 0); \
iter_1d(type, y, src_h - 0, x, 0 - src_w, src_w - 0); \
iter_1d(type, x, 0 - src_w, y, 0 - src_h, src_h - 0); \
} while (0)
#define check_emu_edge(type) \
do { \
LOCAL_ALIGNED_16(type, dst0, [64 * 64]); \
LOCAL_ALIGNED_16(type, dst1, [64 * 64]); \
declare_func_emms(AV_CPU_FLAG_MMX | AV_CPU_FLAG_MMXEXT, \
void, type *dst, const type *src, \
ptrdiff_t dst_linesize, \
ptrdiff_t src_linesize, \
int block_w, int block_h, \
int src_x, int src_y, \
int src_w, int src_h); \
check_emu_edge_size(type, 16, 1, 64, 64); \
check_emu_edge_size(type, 16, 16, 64, 64); \
check_emu_edge_size(type, 64, 64, 64, 64); \
} while (0)
void checkasm_check_videodsp(void)
{
VideoDSPContext vdsp;
ff_videodsp_init(&vdsp, 8);
if (check_func(vdsp.emulated_edge_mc, "emulated_edge_mc_8"))
check_emu_edge(uint8_t);
report("emulated_edge_mc");
}
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