FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/vvc/dsp_template.c
Date: 2025-06-23 20:06:14
Exec Total Coverage
Lines: 37 49 75.5%
Functions: 8 15 53.3%
Branches: 16 18 88.9%
Line Branch Exec Source
1 /*
2 * VVC transform and residual DSP
3 *
4 * Copyright (C) 2021 Nuo Mi
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22 #include "libavutil/frame.h"
23 #include "libavcodec/bit_depth_template.c"
24
25 #include "dec.h"
26 #include "data.h"
27
28 #include "inter_template.c"
29 #include "intra_template.c"
30 #include "filter_template.c"
31
32 2008764 static void FUNC(add_residual)(uint8_t *_dst, const int *res,
33 const int w, const int h, const ptrdiff_t _stride)
34 {
35 2008764 pixel *dst = (pixel *)_dst;
36
37 2008764 const int stride = _stride / sizeof(pixel);
38
39
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40
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 370271650 for (int x = 0; x < w; x++) {
41 349721256 dst[x] = av_clip_pixel(dst[x] + *res);
42 349721256 res++;
43 }
44 20550394 dst += stride;
45 }
46 2008764 }
47
48 104536 static void FUNC(pred_residual_joint)(int *dst, const int *src, const int w, const int h,
49 const int c_sign, const int shift)
50 {
51 104536 const int size = w * h;
52
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 12700776 for (int i = 0; i < size; i++)
53 12596240 dst[i] = (src[i] * c_sign) >> shift;
54 104536 }
55
56 20 static void FUNC(transform_bdpcm)(int *coeffs, const int width, const int height,
57 const int vertical, const int log2_transform_range)
58 {
59 int x, y;
60
61
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 20 if (vertical) {
62 8 coeffs += width;
63
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 56 for (y = 0; y < height - 1; y++) {
64
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 312 for (x = 0; x < width; x++)
65 264 coeffs[x] = av_clip_intp2(coeffs[x] + coeffs[x - width], log2_transform_range);
66 48 coeffs += width;
67 }
68 } else {
69
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70
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 352 for (x = 1; x < width; x++)
71 280 coeffs[x] = av_clip_intp2(coeffs[x] + coeffs[x - 1], log2_transform_range);
72 72 coeffs += width;
73 }
74 }
75 20 }
76
77 // 8.7.4.6 Residual modification process for blocks using colour space conversion
78 ✗ static void FUNC(adaptive_color_transform)(int *y, int *u, int *v, const int width, const int height)
79 {
80 ✗ const int size = width * height;
81 ✗ const int bits = BIT_DEPTH + 1;
82
83 ✗ for (int i = 0; i < size; i++) {
84 ✗ const int y0 = av_clip_intp2(y[i], bits);
85 ✗ const int cg = av_clip_intp2(u[i], bits);
86 ✗ const int co = av_clip_intp2(v[i], bits);
87 ✗ const int t = y0 - (cg >> 1);
88
89 ✗ y[i] = cg + t;
90 ✗ u[i] = t - (co >> 1);
91 ✗ v[i] = co + u[i];
92 }
93 ✗ }
94
95 2650 static void FUNC(ff_vvc_itx_dsp_init)(VVCItxDSPContext *const itx)
96 {
97 #define VVC_ITX(TYPE, type, s) \
98 itx->itx[VVC_##TYPE][VVC_##TX_SIZE_##s] = ff_vvc_inv_##type##_##s; \
99
100 #define VVC_ITX_COMMON(TYPE, type) \
101 VVC_ITX(TYPE, type, 4); \
102 VVC_ITX(TYPE, type, 8); \
103 VVC_ITX(TYPE, type, 16); \
104 VVC_ITX(TYPE, type, 32);
105
106 2650 itx->add_residual = FUNC(add_residual);
107 2650 itx->pred_residual_joint = FUNC(pred_residual_joint);
108 2650 itx->transform_bdpcm = FUNC(transform_bdpcm);
109 2650 VVC_ITX(DCT2, dct2, 2)
110 2650 VVC_ITX(DCT2, dct2, 64)
111 2650 VVC_ITX_COMMON(DCT2, dct2)
112 2650 VVC_ITX_COMMON(DCT8, dct8)
113 2650 VVC_ITX_COMMON(DST7, dst7)
114
115 2650 itx->adaptive_color_transform = FUNC(adaptive_color_transform);
116
117 #undef VVC_ITX
118 #undef VVC_ITX_COMMON
119 2650 }
120