FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/tests/checkasm/vvc_sao.c
Date: 2025-10-23 23:14:32
Exec Total Coverage
Lines: 0 56 0.0%
Functions: 0 3 0.0%
Branches: 0 56 0.0%
Line Branch Exec Source
1 /*
2 * Copyright (c) 2018 Yingming Fan <yingmingfan@gmail.com>
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 #include "libavutil/intreadwrite.h"
25 #include "libavutil/mem_internal.h"
26
27 #include "libavcodec/vvc/dsp.h"
28 #include "libavcodec/vvc/ctu.h"
29
30 static const uint32_t pixel_mask[3] = { 0xffffffff, 0x03ff03ff, 0x0fff0fff };
31 static const uint32_t sao_size[] = {8, 16, 32, 48, 64, 80, 96, 112, 128};
32
33 #define SIZEOF_PIXEL ((bit_depth + 7) / 8)
34 #define PIXEL_STRIDE (2*MAX_CTU_SIZE + AV_INPUT_BUFFER_PADDING_SIZE) //same with sao_edge src_stride
35 #define BUF_SIZE (PIXEL_STRIDE * (MAX_CTU_SIZE+2) * 2) //+2 for top and bottom row, *2 for high bit depth
36 #define OFFSET_THRESH (1 << (bit_depth - 5))
37 #define OFFSET_LENGTH 5
38
39 #define randomize_buffers(buf0, buf1, size) \
40 do { \
41 uint32_t mask = pixel_mask[(bit_depth - 8) >> 1]; \
42 int k; \
43 for (k = 0; k < size; k += 4) { \
44 uint32_t r = rnd() & mask; \
45 AV_WN32A(buf0 + k, r); \
46 AV_WN32A(buf1 + k, r); \
47 } \
48 } while (0)
49
50 #define randomize_buffers2(buf, size) \
51 do { \
52 uint32_t max_offset = OFFSET_THRESH; \
53 int k; \
54 if (bit_depth == 8) { \
55 for (k = 0; k < size; k++) { \
56 uint8_t r = rnd() % max_offset; \
57 buf[k] = r; \
58 } \
59 } else { \
60 for (k = 0; k < size; k++) { \
61 uint16_t r = rnd() % max_offset; \
62 buf[k] = r; \
63 } \
64 } \
65 } while (0)
66
67 ✗ static void check_sao_band(VVCDSPContext *h, int bit_depth)
68 {
69 ✗ PIXEL_RECT(dst0, MAX_CTU_SIZE, MAX_CTU_SIZE);
70 ✗ PIXEL_RECT(dst1, MAX_CTU_SIZE, MAX_CTU_SIZE);
71 ✗ LOCAL_ALIGNED_32(uint8_t, src0, [BUF_SIZE]);
72 ✗ LOCAL_ALIGNED_32(uint8_t, src1, [BUF_SIZE]);
73 int16_t offset_val[OFFSET_LENGTH];
74 ✗ const int left_class = rnd()%32;
75 ✗ const int walign = 16;
76
77 ✗ for (int i = 0; i < FF_ARRAY_ELEMS(sao_size); i++) {
78 ✗ const int block_size = sao_size[i];
79 ✗ const int prev_size = i > 0 ? sao_size[i - 1] : 0;
80 ✗ ptrdiff_t stride = PIXEL_STRIDE*SIZEOF_PIXEL;
81 ✗ declare_func(void, uint8_t *dst, const uint8_t *src, ptrdiff_t dst_stride, ptrdiff_t src_stride,
82 const int16_t *sao_offset_val, int sao_left_class, int width, int height);
83
84 ✗ if (check_func(h->sao.band_filter[i], "vvc_sao_band_%d_%d", block_size, bit_depth)) {
85
86 ✗ for (int w = prev_size + 4; w <= block_size; w += 4) {
87 ✗ randomize_buffers(src0, src1, BUF_SIZE);
88 ✗ randomize_buffers2(offset_val, OFFSET_LENGTH);
89 ✗ CLEAR_PIXEL_RECT(dst0);
90 ✗ CLEAR_PIXEL_RECT(dst1);
91
92 ✗ call_ref(dst0, src0, dst0_stride, stride, offset_val, left_class, w, block_size);
93 ✗ call_new(dst1, src1, dst1_stride, stride, offset_val, left_class, w, block_size);
94 ✗ checkasm_check_pixel_padded_align(dst0, dst0_stride, dst1, dst1_stride, w, block_size, "dst", walign, 1);
95 }
96 ✗ bench_new(dst1, src1, dst1_stride, stride, offset_val, left_class, block_size, block_size);
97 }
98 }
99 ✗ }
100
101 ✗ static void check_sao_edge(VVCDSPContext *h, int bit_depth)
102 {
103 ✗ PIXEL_RECT(dst0, MAX_CTU_SIZE, MAX_CTU_SIZE);
104 ✗ PIXEL_RECT(dst1, MAX_CTU_SIZE, MAX_CTU_SIZE);
105 ✗ LOCAL_ALIGNED_32(uint8_t, src0, [BUF_SIZE]);
106 ✗ LOCAL_ALIGNED_32(uint8_t, src1, [BUF_SIZE]);
107 int16_t offset_val[OFFSET_LENGTH];
108 ✗ const int eo = rnd()%4;
109 ✗ const int walign = 16;
110
111 ✗ for (int i = 0; i < FF_ARRAY_ELEMS(sao_size); i++) {
112 ✗ int block_size = sao_size[i];
113 ✗ int prev_size = i > 0 ? sao_size[i - 1] : 0;
114 ✗ int offset = (AV_INPUT_BUFFER_PADDING_SIZE + PIXEL_STRIDE)*SIZEOF_PIXEL;
115 ✗ declare_func(void, uint8_t *dst, const uint8_t *src, ptrdiff_t stride_dst,
116 const int16_t *sao_offset_val, int eo, int width, int height);
117
118 ✗ if (check_func(h->sao.edge_filter[i], "vvc_sao_edge_%d_%d", block_size, bit_depth)) {
119 ✗ for (int w = prev_size + 4; w <= block_size; w += 4) {
120 ✗ randomize_buffers(src0, src1, BUF_SIZE);
121 ✗ randomize_buffers2(offset_val, OFFSET_LENGTH);
122 ✗ CLEAR_PIXEL_RECT(dst0);
123 ✗ CLEAR_PIXEL_RECT(dst1);
124
125 ✗ call_ref(dst0, src0 + offset, dst0_stride, offset_val, eo, w, block_size);
126 ✗ call_new(dst1, src1 + offset, dst1_stride, offset_val, eo, w, block_size);
127 ✗ checkasm_check_pixel_padded_align(dst0, dst0_stride, dst1, dst1_stride, w, block_size, "dst", walign, 1);
128 }
129 ✗ bench_new(dst1, src1 + offset, dst1_stride, offset_val, eo, block_size, block_size);
130 }
131 }
132 ✗ }
133
134 ✗ void checkasm_check_vvc_sao(void)
135 {
136 int bit_depth;
137
138 ✗ for (bit_depth = 8; bit_depth <= 12; bit_depth += 2) {
139 VVCDSPContext h;
140
141 ✗ ff_vvc_dsp_init(&h, bit_depth);
142 ✗ check_sao_band(&h, bit_depth);
143 }
144 ✗ report("sao_band");
145
146 ✗ for (bit_depth = 8; bit_depth <= 12; bit_depth += 2) {
147 VVCDSPContext h;
148
149 ✗ ff_vvc_dsp_init(&h, bit_depth);
150 ✗ check_sao_edge(&h, bit_depth);
151 }
152 ✗ report("sao_edge");
153 ✗ }
154