1 /*
2 * Copyright (c) 2015 Henrik Gramner
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 */
20
21 #include <string.h>
22
23 #include "checkasm.h"
24
25 #include "libavcodec/blockdsp.h"
26
27 #include "libavutil/common.h"
28 #include "libavutil/internal.h"
29 #include "libavutil/intreadwrite.h"
30 #include "libavutil/mem_internal.h"
31
32 #define randomize_buffers(size) \
33 do { \
34 int i; \
35 for (i = 0; i < size; i++) { \
36 uint16_t r = rnd(); \
37 AV_WN16A(buf0 + i, r); \
38 AV_WN16A(buf1 + i, r); \
39 } \
40 } while (0)
41
42 #define check_clear(func, size) \
43 do { \
44 if (check_func(h.func, "blockdsp." #func)) { \
45 declare_func_emms(AV_CPU_FLAG_MMX, void, int16_t *block); \
46 randomize_buffers(size); \
47 call_ref(buf0); \
48 call_new(buf1); \
49 if (memcmp(buf0, buf1, sizeof(*buf0) * size)) \
50 fail(); \
51 bench_new(buf0); \
52 } \
53 } while (0)
54
checkasm_check_blockdsp(void)55 void checkasm_check_blockdsp(void)
56 {
57 LOCAL_ALIGNED_32(uint16_t, buf0, [6 * 8 * 8]);
58 LOCAL_ALIGNED_32(uint16_t, buf1, [6 * 8 * 8]);
59
60 AVCodecContext avctx = { 0 };
61 BlockDSPContext h;
62
63 ff_blockdsp_init(&h, &avctx);
64
65 check_clear(clear_block, 8 * 8);
66 check_clear(clear_blocks, 8 * 8 * 6);
67
68 report("blockdsp");
69 }
70