77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
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/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with FFmpeg; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <string.h>
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#include "checkasm.h"
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#include "libavfilter/hflip.h"
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#include "libavutil/intreadwrite.h"
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#define WIDTH 256
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#define WIDTH_PADDED 256 + 32
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#define randomize_buffers(buf, size) \
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do { \
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int j; \
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uint8_t *tmp_buf = (uint8_t *)buf;\
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for (j = 0; j < size; j++) \
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tmp_buf[j] = rnd() & 0xFF; \
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} while (0)
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static void check_hflip(int step, const char * report_name){
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LOCAL_ALIGNED_32(uint8_t, src, [WIDTH_PADDED]);
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LOCAL_ALIGNED_32(uint8_t, dst_ref, [WIDTH_PADDED]);
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LOCAL_ALIGNED_32(uint8_t, dst_new, [WIDTH_PADDED]);
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int w = WIDTH;
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int i;
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int step_array[4] = {1, 1, 1, 1};
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FlipContext s;
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declare_func(void, const uint8_t *src, uint8_t *dst, int w);
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memset(src, 0, WIDTH_PADDED);
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memset(dst_ref, 0, WIDTH_PADDED);
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memset(dst_new, 0, WIDTH_PADDED);
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randomize_buffers(src, WIDTH_PADDED);
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if (step == 2) {
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w /= 2;
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for (i = 0; i < 4; i++)
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step_array[i] = step;
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}
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ff_hflip_init(&s, step_array, 4);
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if (check_func(s.flip_line[0], "hflip_%s", report_name)) {
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for (i = 1; i < w; i++) {
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call_ref(src + (w - 1) * step, dst_ref, i);
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call_new(src + (w - 1) * step, dst_new, i);
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if (memcmp(dst_ref, dst_new, i * step))
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fail();
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}
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bench_new(src + (w - 1) * step, dst_new, w);
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}
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}
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void checkasm_check_vf_hflip(void)
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{
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check_hflip(1, "byte");
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report("hflip_byte");
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check_hflip(2, "short");
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report("hflip_short");
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}
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