2 * Copyright (c) 2015 Tiancheng "Timothy" Gu
4 * This file is part of FFmpeg.
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.
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.
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.
23 #include "libavcodec/pixblockdsp.h"
24 #include "libavutil/common.h"
25 #include "libavutil/internal.h"
26 #include "libavutil/intreadwrite.h"
29 #define BUF_SIZE (BUF_UNITS * 128 + BUF_UNITS)
31 #define randomize_buffers() \
34 for (i = 0; i < BUF_SIZE; i += 4) { \
36 AV_WN32A(src10 + i, r); \
37 AV_WN32A(src11 + i, r); \
39 AV_WN32A(src20 + i, r); \
40 AV_WN32A(src21 + i, r); \
42 AV_WN32A(dst0_ + i, r); \
43 AV_WN32A(dst1_ + i, r); \
47 #define check_get_pixels(type) \
50 declare_func(void, int16_t *block, const uint8_t *pixels, ptrdiff_t line_size); \
52 for (i = 0; i < BUF_UNITS; i++) { \
53 int src_offset = i * 64 * sizeof(type) + i; /* Test various alignments */ \
54 int dst_offset = i * 64; /* dst must be aligned */ \
55 randomize_buffers(); \
56 call_ref(dst0 + dst_offset, src10 + src_offset, 8); \
57 call_new(dst1 + dst_offset, src11 + src_offset, 8); \
58 if (memcmp(src10, src11, BUF_SIZE)|| memcmp(dst0, dst1, BUF_SIZE)) \
60 bench_new(dst1 + dst_offset, src11 + src_offset, 8); \
64 #define check_diff_pixels(type) \
67 declare_func(void, int16_t *av_restrict block, const uint8_t *s1, const uint8_t *s2, int stride); \
69 for (i = 0; i < BUF_UNITS; i++) { \
70 int src_offset = i * 64 * sizeof(type) + i; /* Test various alignments */ \
71 int dst_offset = i * 64; /* dst must be aligned */ \
72 randomize_buffers(); \
73 call_ref(dst0 + dst_offset, src10 + src_offset, src20 + src_offset, 8); \
74 call_new(dst1 + dst_offset, src11 + src_offset, src21 + src_offset, 8); \
75 if (memcmp(src10, src11, BUF_SIZE) || memcmp(src20, src21, BUF_SIZE) || memcmp(dst0, dst1, BUF_SIZE)) \
77 bench_new(dst1 + dst_offset, src11 + src_offset, src21 + src_offset, 8); \
81 void checkasm_check_pixblockdsp(void)
83 LOCAL_ALIGNED_16(uint8_t, src10, [BUF_SIZE]);
84 LOCAL_ALIGNED_16(uint8_t, src11, [BUF_SIZE]);
85 LOCAL_ALIGNED_16(uint8_t, src20, [BUF_SIZE]);
86 LOCAL_ALIGNED_16(uint8_t, src21, [BUF_SIZE]);
87 LOCAL_ALIGNED_16(uint8_t, dst0_, [BUF_SIZE]);
88 LOCAL_ALIGNED_16(uint8_t, dst1_, [BUF_SIZE]);
89 uint16_t *dst0 = (uint16_t *)dst0_;
90 uint16_t *dst1 = (uint16_t *)dst1_;
92 AVCodecContext avctx = {
93 .bits_per_raw_sample = 8,
96 ff_pixblockdsp_init(&h, &avctx);
98 if (check_func(h.get_pixels, "get_pixels"))
99 check_get_pixels(uint8_t);
101 report("get_pixels");
103 if (check_func(h.diff_pixels, "diff_pixels"))
104 check_diff_pixels(uint8_t);
106 report("diff_pixels");