mirror of
https://github.com/FFmpeg/FFmpeg.git
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79 lines
2.5 KiB
C
79 lines
2.5 KiB
C
/*
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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/interlace.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 SRC_SIZE WIDTH_PADDED*3
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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_lowpass_line(int depth){
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LOCAL_ALIGNED_32(uint8_t, src, [SRC_SIZE]);
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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 mref = WIDTH_PADDED * -1;
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int pref = WIDTH_PADDED;
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int i, depth_byte;
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InterlaceContext s;
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declare_func(void, uint8_t *dstp, ptrdiff_t linesize, const uint8_t *srcp,
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ptrdiff_t mref, ptrdiff_t pref, int clip_max);
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s.lowpass = 1;
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s.lowpass = VLPF_LIN;
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depth_byte = depth >> 3;
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w /= depth_byte;
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memset(src, 0, SRC_SIZE);
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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, SRC_SIZE);
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ff_interlace_init(&s, depth);
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if (check_func(s.lowpass_line, "lowpass_line_%d", depth)) {
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for (i = 0; i < 32; i++) { /* simulate crop */
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call_ref(dst_ref, w, src + WIDTH_PADDED, mref - i*depth_byte, pref, 0);
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call_new(dst_new, w, src + WIDTH_PADDED, mref - i*depth_byte, pref, 0);
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if (memcmp(dst_ref, dst_new, WIDTH - i))
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fail();
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}
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bench_new(dst_new, w, src + WIDTH_PADDED, mref, pref, 0);
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}
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}
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void checkasm_check_vf_interlace(void)
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{
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check_lowpass_line(8);
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report("lowpass_line_8");
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check_lowpass_line(16);
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report("lowpass_line_16");
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}
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