mirror of
https://github.com/FFmpeg/FFmpeg.git
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81 lines
2.8 KiB
C
81 lines
2.8 KiB
C
/*
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* Copyright (c) 2015 Henrik Gramner
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*
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* This file is part of Libav.
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*
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* Libav 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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* Libav 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 Libav; 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 "libavcodec/h264qpel.h"
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#include "libavutil/common.h"
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#include "libavutil/intreadwrite.h"
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static const uint32_t pixel_mask[3] = { 0xffffffff, 0x01ff01ff, 0x03ff03ff };
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#define SIZEOF_PIXEL ((bit_depth + 7) / 8)
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#define BUF_SIZE (2*16*(16+3+4))
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#define randomize_buffers()\
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do {\
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uint32_t mask = pixel_mask[bit_depth-8];\
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int k;\
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for (k = 0; k < BUF_SIZE; k += 4) {\
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uint32_t r = rnd() & mask;\
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AV_WN32A(buf0+k, r);\
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AV_WN32A(buf1+k, r);\
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r = rnd();\
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AV_WN32A(dst0+k, r);\
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AV_WN32A(dst1+k, r);\
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}\
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} while (0)
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#define src0 (buf0 + 3*2*16) /* h264qpel functions read data from negative src pointer offsets */
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#define src1 (buf1 + 3*2*16)
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void checkasm_check_h264qpel(void)
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{
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DECLARE_ALIGNED(16, uint8_t, buf0)[BUF_SIZE];
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DECLARE_ALIGNED(16, uint8_t, buf1)[BUF_SIZE];
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DECLARE_ALIGNED(16, uint8_t, dst0)[BUF_SIZE];
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DECLARE_ALIGNED(16, uint8_t, dst1)[BUF_SIZE];
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H264QpelContext h;
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int op, bit_depth, i, j;
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for (op = 0; op < 2; op++) {
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qpel_mc_func (*tab)[16] = op ? h.avg_h264_qpel_pixels_tab : h.put_h264_qpel_pixels_tab;
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const char *op_name = op ? "avg" : "put";
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for (bit_depth = 8; bit_depth <= 10; bit_depth++) {
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ff_h264qpel_init(&h, bit_depth);
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for (i = 0; i < (op ? 3 : 4); i++) {
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int size = 16 >> i;
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for (j = 0; j < 16; j++) {
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if (check_func(tab[i][j], "%s_h264_qpel_%d_mc%d%d_%d", op_name, size, j&3, j>>2, bit_depth)) {
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randomize_buffers();
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call_ref(dst0, src0, (ptrdiff_t)size*SIZEOF_PIXEL);
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call_new(dst1, src1, (ptrdiff_t)size*SIZEOF_PIXEL);
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if (memcmp(buf0, buf1, BUF_SIZE) || memcmp(dst0, dst1, BUF_SIZE))
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fail();
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bench_new(dst1, src1, (ptrdiff_t)size*SIZEOF_PIXEL);
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}
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}
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}
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}
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report("%s_h264_qpel", op_name);
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}
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}
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