FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/vvc/filter.c
Date: 2025-10-31 17:51:11
Exec Total Coverage
Lines: 740 764 96.9%
Functions: 50 51 98.0%
Branches: 603 641 94.1%
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1 /*
2 * VVC filters
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 "libavutil/imgutils.h"
24
25 #include "ctu.h"
26 #include "data.h"
27 #include "filter.h"
28 #include "refs.h"
29
30 #define LEFT 0
31 #define TOP 1
32 #define RIGHT 2
33 #define BOTTOM 3
34 #define MAX_EDGES 4
35
36 #define DEFAULT_INTRA_TC_OFFSET 2
37
38 #define POS(c_idx, x, y) \
39 &fc->frame->data[c_idx][((y) >> fc->ps.sps->vshift[c_idx]) * fc->frame->linesize[c_idx] + \
40 (((x) >> fc->ps.sps->hshift[c_idx]) << fc->ps.sps->pixel_shift)]
41
42 //Table 43 Derivation of threshold variables beta' and tc' from input Q
43 static const uint16_t tctable[66] = {
44 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
45 0, 0, 3, 4, 4, 4, 4, 5, 5, 5, 5, 7, 7, 8, 9, 10,
46 10, 11, 13, 14, 15, 17, 19, 21, 24, 25, 29, 33, 36, 41, 45, 51,
47 57, 64, 71, 80, 89, 100, 112, 125, 141, 157, 177, 198, 222, 250, 280, 314,
48 352, 395,
49 };
50
51 //Table 43 Derivation of threshold variables beta' and tc' from input Q
52 static const uint8_t betatable[64] = {
53 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
54 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20, 22, 24,
55 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56,
56 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88,
57 };
58
59 // One vertical and one horizontal virtual boundary in a CTU at most. The CTU will be divided into 4 subblocks.
60 #define MAX_VBBS 4
61
62 5036867 static int get_virtual_boundary(const VVCFrameContext *fc, const int ctu_pos, const int vertical)
63 {
64 5036867 const VVCSPS *sps = fc->ps.sps;
65 5036867 const VVCPH *ph = &fc->ps.ph;
66
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 5036867 const uint16_t *vbs = vertical ? ph->vb_pos_x : ph->vb_pos_y;
67
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 5036867 const uint8_t nb_vbs = vertical ? ph->num_ver_vbs : ph->num_hor_vbs;
68 5036867 const int pos = ctu_pos << sps->ctb_log2_size_y;
69
70
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 5036867 if (sps->r->sps_virtual_boundaries_enabled_flag) {
71
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 329281 for (int i = 0; i < nb_vbs; i++) {
72 ✗ const int o = vbs[i] - pos;
73 ✗ if (o >= 0 && o < sps->ctb_size_y)
74 ✗ return vbs[i];
75 }
76 }
77 5036867 return 0;
78 }
79
80 4947935 static int is_virtual_boundary(const VVCFrameContext *fc, const int pos, const int vertical)
81 {
82 4947935 return get_virtual_boundary(fc, pos >> fc->ps.sps->ctb_log2_size_y, vertical) == pos;
83 }
84
85 9287968 static int get_qPc(const VVCFrameContext *fc, const int x0, const int y0, const int chroma)
86 {
87 9287968 const int x = x0 >> MIN_TU_LOG2;
88 9287968 const int y = y0 >> MIN_TU_LOG2;
89 9287968 const int min_tu_width = fc->ps.pps->min_tu_width;
90 9287968 return fc->tab.qp[chroma][x + y * min_tu_width];
91 }
92
93 57715 static void copy_ctb(uint8_t *dst, const uint8_t *src, const int width, const int height,
94 const ptrdiff_t dst_stride, const ptrdiff_t src_stride)
95 {
96
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 5705271 for (int y = 0; y < height; y++) {
97 5647556 memcpy(dst, src, width);
98
99 5647556 dst += dst_stride;
100 5647556 src += src_stride;
101 }
102 57715 }
103
104 30739 static void copy_pixel(uint8_t *dst, const uint8_t *src, const int pixel_shift)
105 {
106
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 30739 if (pixel_shift)
107 28523 *(uint16_t *)dst = *(uint16_t *)src;
108 else
109 2216 *dst = *src;
110 30739 }
111
112 334517 static void copy_vert(uint8_t *dst, const uint8_t *src, const int pixel_shift, const int height,
113 const ptrdiff_t dst_stride, const ptrdiff_t src_stride)
114 {
115 int i;
116
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 334517 if (pixel_shift == 0) {
117
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 379431 for (i = 0; i < height; i++) {
118 370688 *dst = *src;
119 370688 dst += dst_stride;
120 370688 src += src_stride;
121 }
122 } else {
123
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 31683238 for (i = 0; i < height; i++) {
124 31357464 *(uint16_t *)dst = *(uint16_t *)src;
125 31357464 dst += dst_stride;
126 31357464 src += src_stride;
127 }
128 }
129 334517 }
130
131 316218 static void copy_ctb_to_hv(VVCFrameContext *fc, const uint8_t *src,
132 const ptrdiff_t src_stride, const int x, const int y, const int width, const int height,
133 const int c_idx, const int rx, const int ry, const int top)
134 {
135 316218 const int ps = fc->ps.sps->pixel_shift;
136 316218 const int w = fc->ps.pps->width >> fc->ps.sps->hshift[c_idx];
137 316218 const int h = fc->ps.pps->height >> fc->ps.sps->vshift[c_idx];
138
139
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 316218 if (top) {
140 /* top */
141 158109 memcpy(fc->tab.sao_pixel_buffer_h[c_idx] + (((2 * ry) * w + x) << ps),
142 158109 src, width << ps);
143 } else {
144 /* bottom */
145 158109 memcpy(fc->tab.sao_pixel_buffer_h[c_idx] + (((2 * ry + 1) * w + x) << ps),
146 158109 src + src_stride * (height - 1), width << ps);
147
148 /* copy vertical edges */
149 158109 copy_vert(fc->tab.sao_pixel_buffer_v[c_idx] + (((2 * rx) * h + y) << ps), src, ps, height, 1 << ps, src_stride);
150 158109 copy_vert(fc->tab.sao_pixel_buffer_v[c_idx] + (((2 * rx + 1) * h + y) << ps), src + ((width - 1) << ps), ps, height, 1 << ps, src_stride);
151 }
152 316218 }
153
154 106110 static void sao_copy_ctb_to_hv(VVCLocalContext *lc, const int rx, const int ry, const int top)
155 {
156 106110 VVCFrameContext *fc = lc->fc;
157 106110 const int ctb_size_y = fc->ps.sps->ctb_size_y;
158 106110 const int x0 = rx << fc->ps.sps->ctb_log2_size_y;
159 106110 const int y0 = ry << fc->ps.sps->ctb_log2_size_y;
160
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 422328 for (int c_idx = 0; c_idx < (fc->ps.sps->r->sps_chroma_format_idc ? 3 : 1); c_idx++) {
162 316218 const int x = x0 >> fc->ps.sps->hshift[c_idx];
163 316218 const int y = y0 >> fc->ps.sps->vshift[c_idx];
164 316218 const ptrdiff_t src_stride = fc->frame->linesize[c_idx];
165 316218 const int ctb_size_h = ctb_size_y >> fc->ps.sps->hshift[c_idx];
166 316218 const int ctb_size_v = ctb_size_y >> fc->ps.sps->vshift[c_idx];
167 316218 const int width = FFMIN(ctb_size_h, (fc->ps.pps->width >> fc->ps.sps->hshift[c_idx]) - x);
168 316218 const int height = FFMIN(ctb_size_v, (fc->ps.pps->height >> fc->ps.sps->vshift[c_idx]) - y);
169 316218 const uint8_t *src = POS(c_idx, x0, y0);
170 316218 copy_ctb_to_hv(fc, src, src_stride, x, y, width, height, c_idx, rx, ry, top);
171 }
172 106110 }
173
174 53055 void ff_vvc_sao_copy_ctb_to_hv(VVCLocalContext *lc, const int rx, const int ry, const int last_row)
175 {
176
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 53055 if (ry)
177 44652 sao_copy_ctb_to_hv(lc, rx, ry - 1, 0);
178
179 53055 sao_copy_ctb_to_hv(lc, rx, ry, 1);
180
181
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 53055 if (last_row)
182 8403 sao_copy_ctb_to_hv(lc, rx, ry, 0);
183 53055 }
184
185 328570 static int sao_can_cross_slices(const VVCFrameContext *fc, const int rx, const int ry, const int dx, const int dy)
186 {
187 328570 const uint8_t lfase = fc->ps.pps->r->pps_loop_filter_across_slices_enabled_flag;
188
189
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 328570 return lfase || CTB(fc->tab.slice_idx, rx, ry) == CTB(fc->tab.slice_idx, rx + dx, ry + dy);
190 }
191
192 53055 static void sao_get_edges(uint8_t vert_edge[2], uint8_t horiz_edge[2], uint8_t diag_edge[4], int *restore,
193 const VVCLocalContext *lc, const int edges[4], const int rx, const int ry)
194 {
195 53055 const VVCFrameContext *fc = lc->fc;
196 53055 const VVCSPS *sps = fc->ps.sps;
197 53055 const H266RawSPS *rsps = sps->r;
198 53055 const VVCPPS *pps = fc->ps.pps;
199 53055 const int subpic_idx = lc->sc->sh.r->curr_subpic_idx;
200 53055 const uint8_t lfase = fc->ps.pps->r->pps_loop_filter_across_slices_enabled_flag;
201
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 53055 const uint8_t no_tile_filter = pps->r->num_tiles_in_pic > 1 && !pps->r->pps_loop_filter_across_tiles_enabled_flag;
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 53055 const uint8_t no_subpic_filter = rsps->sps_num_subpics_minus1 && !rsps->sps_loop_filter_across_subpic_enabled_flag[subpic_idx];
203 53055 uint8_t lf_edge[] = { 0, 0, 0, 0 };
204
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 53055 *restore = no_subpic_filter || no_tile_filter || !lfase || rsps->sps_virtual_boundaries_enabled_flag;
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 53055 if (!*restore)
208 2978 return;
209
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 50077 if (!edges[LEFT]) {
211
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 45447 lf_edge[LEFT] = no_tile_filter && pps->ctb_to_col_bd[rx] == rx;
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 45447 lf_edge[LEFT] |= no_subpic_filter && rsps->sps_subpic_ctu_top_left_x[subpic_idx] == rx;
213 45447 lf_edge[LEFT] |= is_virtual_boundary(fc, rx << sps->ctb_log2_size_y, 1);
214
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 45447 vert_edge[0] = !sao_can_cross_slices(fc, rx, ry, -1, 0) || lf_edge[LEFT];
215 }
216
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 50077 if (!edges[RIGHT]) {
217
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 45447 lf_edge[RIGHT] = no_tile_filter && pps->ctb_to_col_bd[rx] != pps->ctb_to_col_bd[rx + 1];
218
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 45447 lf_edge[RIGHT] |= no_subpic_filter && rsps->sps_subpic_ctu_top_left_x[subpic_idx] + rsps->sps_subpic_width_minus1[subpic_idx] == rx;
219 45447 lf_edge[RIGHT] |= is_virtual_boundary(fc, (rx + 1) << sps->ctb_log2_size_y, 1);
220
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 45447 vert_edge[1] = !sao_can_cross_slices(fc, rx, ry, 1, 0) || lf_edge[RIGHT];
221 }
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 50077 if (!edges[TOP]) {
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 42008 lf_edge[TOP] = no_tile_filter && pps->ctb_to_row_bd[ry] == ry;
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 42008 lf_edge[TOP] |= no_subpic_filter && rsps->sps_subpic_ctu_top_left_y[subpic_idx] == ry;
225 42008 lf_edge[TOP] |= is_virtual_boundary(fc, ry << sps->ctb_log2_size_y, 0);
226
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 42008 horiz_edge[0] = !sao_can_cross_slices(fc, rx, ry, 0, -1) || lf_edge[TOP];
227 }
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 50077 if (!edges[BOTTOM]) {
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 42008 lf_edge[BOTTOM] = no_tile_filter && pps->ctb_to_row_bd[ry] != pps->ctb_to_row_bd[ry + 1];
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 42008 lf_edge[BOTTOM] |= no_subpic_filter && rsps->sps_subpic_ctu_top_left_y[subpic_idx] + rsps->sps_subpic_height_minus1[subpic_idx] == ry;
231 42008 lf_edge[BOTTOM] |= is_virtual_boundary(fc, (ry + 1) << sps->ctb_log2_size_y, 0);
232
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 42008 horiz_edge[1] = !sao_can_cross_slices(fc, rx, ry, 0, 1) || lf_edge[BOTTOM];
233 }
234
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 50077 if (!edges[LEFT] && !edges[TOP])
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 38415 diag_edge[0] = !sao_can_cross_slices(fc, rx, ry, -1, -1) || lf_edge[LEFT] || lf_edge[TOP];
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 50077 if (!edges[TOP] && !edges[RIGHT])
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 38415 diag_edge[1] = !sao_can_cross_slices(fc, rx, ry, 1, -1) || lf_edge[RIGHT] || lf_edge[TOP];
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 50077 if (!edges[RIGHT] && !edges[BOTTOM])
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 38415 diag_edge[2] = !sao_can_cross_slices(fc, rx, ry, 1, 1) || lf_edge[RIGHT] || lf_edge[BOTTOM];
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 50077 if (!edges[LEFT] && !edges[BOTTOM])
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 38415 diag_edge[3] = !sao_can_cross_slices(fc, rx, ry, -1, 1) || lf_edge[LEFT] || lf_edge[BOTTOM];
246 }
247
248 16738 static void sao_copy_hor(uint8_t *dst, const ptrdiff_t dst_stride,
249 const uint8_t *src, const ptrdiff_t src_stride, const int width, const int edges[4], const int ps)
250 {
251 16738 const int left = 1 - edges[LEFT];
252 16738 const int right = 1 - edges[RIGHT];
253 16738 int pos = 0;
254
255 16738 src -= left << ps;
256 16738 dst -= left << ps;
257
258
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 16738 if (left) {
259 15291 copy_pixel(dst, src, ps);
260 15291 pos += (1 << ps);
261 }
262 16738 memcpy(dst + pos, src + pos, width << ps);
263
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 16738 if (right) {
264 15448 pos += width << ps;
265 15448 copy_pixel(dst + pos, src + pos, ps);
266 }
267 16738 }
268
269 10076 static void sao_extends_edges(uint8_t *dst, const ptrdiff_t dst_stride,
270 const uint8_t *src, const ptrdiff_t src_stride, const int width, const int height,
271 const VVCFrameContext *fc, const int x0, const int y0, const int rx, const int ry, const int edges[4], const int c_idx)
272 {
273 10076 const uint8_t *sao_h = fc->tab.sao_pixel_buffer_h[c_idx];
274 10076 const uint8_t *sao_v = fc->tab.sao_pixel_buffer_v[c_idx];
275 10076 const int x = x0 >> fc->ps.sps->hshift[c_idx];
276 10076 const int y = y0 >> fc->ps.sps->vshift[c_idx];
277 10076 const int w = fc->ps.pps->width >> fc->ps.sps->hshift[c_idx];
278 10076 const int h = fc->ps.pps->height >> fc->ps.sps->vshift[c_idx];
279 10076 const int ps = fc->ps.sps->pixel_shift;
280
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 10076 if (!edges[TOP])
282 8376 sao_copy_hor(dst - dst_stride, dst_stride, sao_h + (((2 * ry - 1) * w + x) << ps), src_stride, width, edges, ps);
283
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 10076 if (!edges[BOTTOM])
285 8362 sao_copy_hor(dst + height * dst_stride, dst_stride, sao_h + (((2 * ry + 2) * w + x) << ps), src_stride, width, edges, ps);
286
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 10076 if (!edges[LEFT])
288 9120 copy_vert(dst - (1 << ps), sao_v + (((2 * rx - 1) * h + y) << ps), ps, height, dst_stride, 1 << ps);
289
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 10076 if (!edges[RIGHT])
291 9179 copy_vert(dst + (width << ps), sao_v + (((2 * rx + 2) * h + y) << ps), ps, height, dst_stride, 1 << ps);
292
293 10076 copy_ctb(dst, src, width << ps, height, dst_stride, src_stride);
294 10076 }
295
296 ✗ static void sao_restore_vb(uint8_t *dst, ptrdiff_t dst_stride, const uint8_t *src, ptrdiff_t src_stride,
297 const int width, const int height, const int vb_pos, const int ps, const int vertical)
298 {
299 ✗ int w = 2;
300 ✗ int h = (vertical ? height : width);
301 ✗ int dx = vb_pos - 1;
302 ✗ int dy = 0;
303
304 ✗ if (!vertical) {
305 ✗ FFSWAP(int, w, h);
306 ✗ FFSWAP(int, dx, dy);
307 }
308 ✗ dst += dy * dst_stride +(dx << ps);
309 ✗ src += dy * src_stride +(dx << ps);
310
311 ✗ av_image_copy_plane(dst, dst_stride, src, src_stride, w << ps, h);
312 ✗ }
313
314 53055 void ff_vvc_sao_filter(VVCLocalContext *lc, int x0, int y0)
315 {
316 53055 VVCFrameContext *fc = lc->fc;
317 53055 const VVCSPS *sps = fc->ps.sps;
318 53055 const int rx = x0 >> sps->ctb_log2_size_y;
319 53055 const int ry = y0 >> sps->ctb_log2_size_y;
320 53055 const int edges[4] = { !rx, !ry, rx == fc->ps.pps->ctb_width - 1, ry == fc->ps.pps->ctb_height - 1 };
321 53055 const SAOParams *sao = &CTB(fc->tab.sao, rx, ry);
322 // flags indicating unfilterable edges
323 53055 uint8_t vert_edge[] = { 0, 0 };
324 53055 uint8_t horiz_edge[] = { 0, 0 };
325 53055 uint8_t diag_edge[] = { 0, 0, 0, 0 };
326 53055 int restore, vb_x = 0, vb_y = 0;;
327
328
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 53055 if (sps->r->sps_virtual_boundaries_enabled_flag) {
329 1029 vb_x = get_virtual_boundary(fc, rx, 1);
330 1029 vb_y = get_virtual_boundary(fc, ry, 0);
331 }
332
333 53055 sao_get_edges(vert_edge, horiz_edge, diag_edge, &restore, lc, edges, rx, ry);
334
335
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 211164 for (int c_idx = 0; c_idx < (sps->r->sps_chroma_format_idc ? 3 : 1); c_idx++) {
336 static const uint8_t sao_tab[16] = { 0, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8 };
337 158109 const ptrdiff_t src_stride = fc->frame->linesize[c_idx];
338 158109 uint8_t *src = POS(c_idx, x0, y0);
339 158109 const int hs = sps->hshift[c_idx];
340 158109 const int vs = sps->vshift[c_idx];
341 158109 const int ps = sps->pixel_shift;
342 158109 const int width = FFMIN(sps->ctb_size_y, fc->ps.pps->width - x0) >> hs;
343 158109 const int height = FFMIN(sps->ctb_size_y, fc->ps.pps->height - y0) >> vs;
344 158109 const int tab = sao_tab[(FFALIGN(width, 8) >> 3) - 1];
345 158109 const int sao_eo_class = sao->eo_class[c_idx];
346
347
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 158109 switch (sao->type_idx[c_idx]) {
348 5836 case SAO_BAND:
349 5836 fc->vvcdsp.sao.band_filter[tab](src, src, src_stride, src_stride,
350 5836 sao->offset_val[c_idx], sao->band_position[c_idx], width, height);
351 5836 break;
352 10076 case SAO_EDGE:
353 {
354 10076 const ptrdiff_t dst_stride = 2 * MAX_PB_SIZE + AV_INPUT_BUFFER_PADDING_SIZE;
355 10076 uint8_t *dst = lc->sao_buffer + dst_stride + AV_INPUT_BUFFER_PADDING_SIZE;
356
357 10076 sao_extends_edges(dst, dst_stride, src, src_stride, width, height, fc, x0, y0, rx, ry, edges, c_idx);
358
359 10076 fc->vvcdsp.sao.edge_filter[tab](src, dst, src_stride, sao->offset_val[c_idx],
360 10076 sao->eo_class[c_idx], width, height);
361 10076 fc->vvcdsp.sao.edge_restore[restore](src, dst, src_stride, dst_stride,
362 sao, edges, width, height, c_idx, vert_edge, horiz_edge, diag_edge);
363
364
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 10076 if (vb_x > x0 && sao_eo_class != SAO_EO_VERT)
365 ✗ sao_restore_vb(src, src_stride, dst, dst_stride, width, height, (vb_x - x0) >> hs, ps, 1);
366
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 10076 if (vb_y > y0 && sao_eo_class != SAO_EO_HORIZ)
367 ✗ sao_restore_vb(src, src_stride, dst, dst_stride, width, height, (vb_y - y0) >> vs, ps, 0);
368
369 10076 break;
370 }
371 }
372 }
373 53055 }
374
375 #define TAB_BS(t, x, y) (t)[((y) >> MIN_TU_LOG2) * (fc->ps.pps->min_tu_width) + ((x) >> MIN_TU_LOG2)]
376 #define TAB_MAX_LEN(t, x, y) (t)[((y) >> MIN_TU_LOG2) * (fc->ps.pps->min_tu_width) + ((x) >> MIN_TU_LOG2)]
377
378 //8 samples a time
379 #define DEBLOCK_STEP 8
380 #define LUMA_GRID 4
381 #define CHROMA_GRID 8
382
383 11489264 static int boundary_strength(const VVCLocalContext *lc, const MvField *curr, const MvField *neigh,
384 const RefPicList *neigh_rpl)
385 {
386 11489264 RefPicList *rpl = lc->sc->rpl;
387
388
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 11489264 if (curr->pred_flag == PF_PLT)
389 8974 return 0;
390
391
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 11480290 if (curr->pred_flag == PF_IBC)
392
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 111582 return FFABS(neigh->mv[0].x - curr->mv[0].x) >= 8 || FFABS(neigh->mv[0].y - curr->mv[0].y) >= 8;
393
394
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 11368708 if (curr->pred_flag == PF_BI && neigh->pred_flag == PF_BI) {
395 // same L0 and L1
396
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 5188379 if (rpl[L0].refs[curr->ref_idx[L0]].poc == neigh_rpl[L0].refs[neigh->ref_idx[L0]].poc &&
397
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 5106279 rpl[L0].refs[curr->ref_idx[L0]].poc == rpl[L1].refs[curr->ref_idx[L1]].poc &&
398
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 554793 neigh_rpl[L0].refs[neigh->ref_idx[L0]].poc == neigh_rpl[L1].refs[neigh->ref_idx[L1]].poc) {
399
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 551249 if ((FFABS(neigh->mv[0].x - curr->mv[0].x) >= 8 || FFABS(neigh->mv[0].y - curr->mv[0].y) >= 8 ||
400
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 478187 FFABS(neigh->mv[1].x - curr->mv[1].x) >= 8 || FFABS(neigh->mv[1].y - curr->mv[1].y) >= 8) &&
401
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 80138 (FFABS(neigh->mv[1].x - curr->mv[0].x) >= 8 || FFABS(neigh->mv[1].y - curr->mv[0].y) >= 8 ||
402
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 4909 FFABS(neigh->mv[0].x - curr->mv[1].x) >= 8 || FFABS(neigh->mv[0].y - curr->mv[1].y) >= 8))
403 79622 return 1;
404 else
405 471627 return 0;
406
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 4637130 } else if (neigh_rpl[L0].refs[neigh->ref_idx[L0]].poc == rpl[L0].refs[curr->ref_idx[L0]].poc &&
407
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 4555030 neigh_rpl[L1].refs[neigh->ref_idx[L1]].poc == rpl[L1].refs[curr->ref_idx[L1]].poc) {
408
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 4534658 if (FFABS(neigh->mv[0].x - curr->mv[0].x) >= 8 || FFABS(neigh->mv[0].y - curr->mv[0].y) >= 8 ||
409
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 3838199 FFABS(neigh->mv[1].x - curr->mv[1].x) >= 8 || FFABS(neigh->mv[1].y - curr->mv[1].y) >= 8)
410 752275 return 1;
411 else
412 3782383 return 0;
413
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 102472 } else if (neigh_rpl[L1].refs[neigh->ref_idx[L1]].poc == rpl[L0].refs[curr->ref_idx[L0]].poc &&
414
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 28007 neigh_rpl[L0].refs[neigh->ref_idx[L0]].poc == rpl[L1].refs[curr->ref_idx[L1]].poc) {
415
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 8707 if (FFABS(neigh->mv[1].x - curr->mv[0].x) >= 8 || FFABS(neigh->mv[1].y - curr->mv[0].y) >= 8 ||
416
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 1184 FFABS(neigh->mv[0].x - curr->mv[1].x) >= 8 || FFABS(neigh->mv[0].y - curr->mv[1].y) >= 8)
417 8018 return 1;
418 else
419 689 return 0;
420 } else {
421 93765 return 1;
422 }
423
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 6180329 } else if ((curr->pred_flag != PF_BI) && (neigh->pred_flag != PF_BI)){ // 1 MV
424 Mv A, B;
425 int ref_A, ref_B;
426
427
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 5492576 if (curr->pred_flag & 1) {
428 4250897 A = curr->mv[0];
429 4250897 ref_A = rpl[L0].refs[curr->ref_idx[L0]].poc;
430 } else {
431 1241679 A = curr->mv[1];
432 1241679 ref_A = rpl[L1].refs[curr->ref_idx[L1]].poc;
433 }
434
435
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 5492576 if (neigh->pred_flag & 1) {
436 4249354 B = neigh->mv[0];
437 4249354 ref_B = neigh_rpl[L0].refs[neigh->ref_idx[L0]].poc;
438 } else {
439 1243222 B = neigh->mv[1];
440 1243222 ref_B = neigh_rpl[L1].refs[neigh->ref_idx[L1]].poc;
441 }
442
443
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 5492576 if (ref_A == ref_B) {
444
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 5326415 if (FFABS(A.x - B.x) >= 8 || FFABS(A.y - B.y) >= 8)
445 533577 return 1;
446 else
447 4792838 return 0;
448 } else
449 166161 return 1;
450 }
451
452 687753 return 1;
453 }
454
455 //part of 8.8.3.3 Derivation process of transform block boundary
456 12295809 static void derive_max_filter_length_luma(const VVCFrameContext *fc, const int qx, const int qy,
457 const int size_q, const int has_subblock, const int vertical, uint8_t *max_len_p, uint8_t *max_len_q)
458 {
459
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 12295809 const int px = vertical ? qx - 1 : qx;
460
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 12295809 const int py = !vertical ? qy - 1 : qy;
461
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 12295809 const uint8_t *tb_size = vertical ? fc->tab.tb_width[LUMA] : fc->tab.tb_height[LUMA];
462 12295809 const int size_p = tb_size[(py >> MIN_TU_LOG2) * fc->ps.pps->min_tu_width + (px >> MIN_TU_LOG2)];
463 12295809 const int min_cb_log2 = fc->ps.sps->min_cb_log2_size_y;
464 12295809 const int off_p = (py >> min_cb_log2) * fc->ps.pps->min_cb_width + (px >> min_cb_log2);
465
466
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 12295809 if (size_p <= 4 || size_q <= 4) {
467 2799876 *max_len_p = *max_len_q = 1;
468 } else {
469 9495933 *max_len_p = *max_len_q = 3;
470
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 9495933 if (size_p >= 32)
471 6280116 *max_len_p = 7;
472
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 9495933 if (size_q >= 32)
473 6106506 *max_len_q = 7;
474 }
475
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 12295809 if (has_subblock)
476 1397326 *max_len_q = FFMIN(5, *max_len_q);
477
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 12295809 if (fc->tab.msf[off_p] || fc->tab.iaf[off_p])
478 1526683 *max_len_p = FFMIN(5, *max_len_p);
479 12295809 }
480
481 167228 static void vvc_deblock_subblock_bs(const VVCLocalContext *lc,
482 const int cb, int x0, int y0, int width, int height, const int vertical)
483 {
484 167228 const VVCFrameContext *fc = lc->fc;
485 167228 const MvField *tab_mvf = fc->tab.mvf;
486 167228 const RefPicList *rpl = lc->sc->rpl;
487 167228 int stridea = fc->ps.pps->min_pu_width;
488 167228 int strideb = 1;
489 167228 const int log2_min_pu_size = MIN_PU_LOG2;
490
491
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 167228 if (!vertical) {
492 84021 FFSWAP(int, x0, y0);
493 84021 FFSWAP(int, width, height);
494 84021 FFSWAP(int, stridea, strideb);
495 }
496
497 // bs for TU internal vertical PU boundaries
498
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 773121 for (int i = 8 - ((x0 - cb) % 8); i < width; i += 8) {
499 605893 const int is_vb = is_virtual_boundary(fc, x0 + i, vertical);
500 605893 const int xp_pu = (x0 + i - 1) >> log2_min_pu_size;
501 605893 const int xq_pu = (x0 + i) >> log2_min_pu_size;
502
503
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 7103575 for (int j = 0; j < height; j += 4) {
504 6497682 const int y_pu = (y0 + j) >> log2_min_pu_size;
505 6497682 const MvField *mvf_p = &tab_mvf[y_pu * stridea + xp_pu * strideb];
506 6497682 const MvField *mvf_q = &tab_mvf[y_pu * stridea + xq_pu * strideb];
507
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 6497682 const int bs = is_vb ? 0 : boundary_strength(lc, mvf_q, mvf_p, rpl);
508 6497682 int x = x0 + i;
509 6497682 int y = y0 + j;
510 6497682 uint8_t max_len_p = 0, max_len_q = 0;
511
512
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 6497682 if (!vertical)
513 3230782 FFSWAP(int, x, y);
514
515 6497682 TAB_BS(fc->tab.bs[vertical][LUMA], x, y) = bs;
516
517
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 6497682 if (i == 4 || i == width - 4)
518 3396 max_len_p = max_len_q = 1;
519
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 6494286 else if (i == 8 || i == width - 8)
520 2642234 max_len_p = max_len_q = 2;
521 else
522 3852052 max_len_p = max_len_q = 3;
523
524 6497682 TAB_MAX_LEN(fc->tab.max_len_p[vertical], x, y) = max_len_p;
525 6497682 TAB_MAX_LEN(fc->tab.max_len_q[vertical], x, y) = max_len_q;
526 }
527 }
528 167228 }
529
530 48299129 static av_always_inline int deblock_bs(const VVCLocalContext *lc,
531 const int x_p, const int y_p, const int x_q, const int y_q, const CodingUnit *cu, const TransformUnit *tu,
532 const RefPicList *rpl_p, const int c_idx, const int off_to_cb, const uint8_t has_sub_block)
533 {
534 48299129 const VVCFrameContext *fc = lc->fc;
535 48299129 const MvField *tab_mvf = fc->tab.mvf;
536 48299129 const int log2_min_pu_size = MIN_PU_LOG2;
537 48299129 const int log2_min_tu_size = MIN_TU_LOG2;
538 48299129 const int log2_min_cb_size = fc->ps.sps->min_cb_log2_size_y;
539 48299129 const int min_pu_width = fc->ps.pps->min_pu_width;
540 48299129 const int min_tu_width = fc->ps.pps->min_tu_width;
541 48299129 const int min_cb_width = fc->ps.pps->min_cb_width;
542 48299129 const int pu_p = (y_p >> log2_min_pu_size) * min_pu_width + (x_p >> log2_min_pu_size);
543 48299129 const int pu_q = (y_q >> log2_min_pu_size) * min_pu_width + (x_q >> log2_min_pu_size);
544 48299129 const MvField *mvf_p = &tab_mvf[pu_p];
545 48299129 const MvField *mvf_q = &tab_mvf[pu_q];
546 48299129 const uint8_t chroma = !!c_idx;
547 48299129 const int tu_p = (y_p >> log2_min_tu_size) * min_tu_width + (x_p >> log2_min_tu_size);
548 48299129 const int cb_p = (y_p >> log2_min_cb_size) * min_cb_width + (x_p >> log2_min_cb_size);
549
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 48299129 const uint8_t pcmf = fc->tab.pcmf[chroma][cb_p] && cu->bdpcm_flag[chroma];
550
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 48299129 const uint8_t intra = fc->tab.cpm[chroma][cb_p] == MODE_INTRA || cu->pred_mode == MODE_INTRA;
551 48299129 const uint8_t same_mode = fc->tab.cpm[chroma][cb_p] == cu->pred_mode;
552
553
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 48299129 if (pcmf)
554 30213 return 0;
555
556
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 48268916 if (intra || mvf_p->ciip_flag || mvf_q->ciip_flag)
557 12405618 return 2;
558
559
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 35863298 if (chroma) {
560 55081326 return fc->tab.tu_coded_flag[c_idx][tu_p] ||
561
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 27203974 fc->tab.tu_joint_cbcr_residual_flag[tu_p] ||
562
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 81796582 tu->coded_flag[c_idx] ||
563
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 26715256 tu->joint_cbcr_residual_flag;
564 }
565
566
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 7985946 if (fc->tab.tu_coded_flag[LUMA][tu_p] || tu->coded_flag[LUMA])
567 1307323 return 1;
568
569
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 6678623 if ((off_to_cb && ((off_to_cb % 8) || !has_sub_block)))
570 1635223 return 0; // inside a cu, not aligned to 8 or with no subblocks
571
572
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 5043400 if (!same_mode)
573 51818 return 1;
574
575 4991582 return boundary_strength(lc, mvf_q, mvf_p, rpl_p);
576 }
577
578 4735496 static int deblock_is_boundary(const VVCLocalContext *lc, const int boundary,
579 const int pos, const int rs, const int vertical)
580 {
581 4735496 const VVCFrameContext *fc = lc->fc;
582 4735496 const H266RawSPS *rsps = fc->ps.sps->r;
583 4735496 const H266RawPPS *rpps = fc->ps.pps->r;
584 int flag;
585
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 4735496 if (boundary && (pos % fc->ps.sps->ctb_size_y) == 0) {
586
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 681734 flag = vertical ? BOUNDARY_LEFT_SLICE : BOUNDARY_UPPER_SLICE;
587
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 681734 if (lc->boundary_flags & flag &&
588
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 20714 !rpps->pps_loop_filter_across_slices_enabled_flag)
589 8259 return 0;
590
591
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 673475 flag = vertical ? BOUNDARY_LEFT_TILE : BOUNDARY_UPPER_TILE;
592
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 673475 if (lc->boundary_flags & flag &&
593
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 29697 !rpps->pps_loop_filter_across_tiles_enabled_flag)
594 9204 return 0;
595
596
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 664271 flag = vertical ? BOUNDARY_LEFT_SUBPIC : BOUNDARY_UPPER_SUBPIC;
597
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 664271 if (lc->boundary_flags & flag) {
598
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 363 const int q_rs = rs - (vertical ? 1 : fc->ps.pps->ctb_width);
599 363 const SliceContext *q_slice = lc->fc->slices[lc->fc->tab.slice_idx[q_rs]];
600
601
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 363 if (!rsps->sps_loop_filter_across_subpic_enabled_flag[q_slice->sh.r->curr_subpic_idx] ||
602
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 253 !rsps->sps_loop_filter_across_subpic_enabled_flag[lc->sc->sh.r->curr_subpic_idx])
603 160 return 0;
604 }
605 }
606 4717873 return boundary;
607 }
608
609 2949962 static void vvc_deblock_bs_luma(const VVCLocalContext *lc,
610 const int x0, const int y0, const int width, const int height,
611 const CodingUnit *cu, const TransformUnit *tu, int rs, const int vertical)
612 {
613 2949962 const VVCFrameContext *fc = lc->fc;
614 2949962 const PredictionUnit *pu = &cu->pu;
615 2949962 const int mask = LUMA_GRID - 1;
616
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 2949962 const int pos = vertical ? x0 : y0;
617
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 2949962 const int cb = vertical ? cu->x0 : cu->y0;
618 2949962 const int is_intra = cu->pred_mode == MODE_INTRA;
619
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 2949962 const int cb_size = vertical ? cu->cb_width : cu->cb_height;
620
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 2949962 const int has_sb = !is_intra && (pu->merge_subblock_flag || pu->inter_affine_flag) && cb_size > 8;
621
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 2949962 if (deblock_is_boundary(lc, pos > 0 && !(pos & mask), pos, rs, vertical)) {
623 2829589 const int is_vb = is_virtual_boundary(fc, pos, vertical);
624
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 2829589 const int size = vertical ? height : width;
625
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 2829589 const int size_q = vertical ? width : height;
626 2829589 const int off = cb - pos;
627
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 2829589 const int flag = vertical ? BOUNDARY_LEFT_SLICE : BOUNDARY_UPPER_SLICE;
628 2829589 const RefPicList *rpl_p =
629
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 2829589 (lc->boundary_flags & flag) ? ff_vvc_get_ref_list(fc, fc->ref, x0 - vertical, y0 - !vertical) : lc->sc->rpl;
630
631
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 15125398 for (int i = 0; i < size; i += 4) {
632 12295809 const int x = x0 + i * !vertical;
633 12295809 const int y = y0 + i * vertical;
634 uint8_t max_len_p, max_len_q;
635
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 12295809 const int bs = is_vb ? 0 : deblock_bs(lc, x - vertical, y - !vertical, x, y, cu, tu, rpl_p, LUMA, off, has_sb);
636
637 12295809 TAB_BS(fc->tab.bs[vertical][LUMA], x, y) = bs;
638
639 12295809 derive_max_filter_length_luma(fc, x, y, size_q, has_sb, vertical, &max_len_p, &max_len_q);
640 12295809 TAB_MAX_LEN(fc->tab.max_len_p[vertical], x, y) = max_len_p;
641 12295809 TAB_MAX_LEN(fc->tab.max_len_q[vertical], x, y) = max_len_q;
642 }
643 }
644
645
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 2949962 if (has_sb)
646 167228 vvc_deblock_subblock_bs(lc, cb, x0, y0, width, height, vertical);
647 2949962 }
648
649 1785534 static void vvc_deblock_bs_chroma(const VVCLocalContext *lc,
650 const int x0, const int y0, const int width, const int height,
651 const CodingUnit *cu, const TransformUnit *tu, const int rs, const int vertical)
652 {
653 1785534 const VVCFrameContext *fc = lc->fc;
654
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 1785534 const int shift = (vertical ? fc->ps.sps->hshift : fc->ps.sps->vshift)[CHROMA];
655 1785534 const int mask = (CHROMA_GRID << shift) - 1;
656
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 1785534 const int pos = vertical ? x0 : y0;
657
658
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 1785534 if (deblock_is_boundary(lc, pos > 0 && !(pos & mask), pos, rs, vertical)) {
659 1335119 const int is_vb = is_virtual_boundary(fc, pos, vertical);
660
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 1335119 const int size = vertical ? height : width;
661
662
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 4005357 for (int c_idx = CB; c_idx <= CR; c_idx++) {
663
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 38673558 for (int i = 0; i < size; i += 2) {
664 36003320 const int x = x0 + i * !vertical;
665 36003320 const int y = y0 + i * vertical;
666
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 36003320 const int bs = is_vb ? 0 : deblock_bs(lc, x - vertical, y - !vertical, x, y, cu, tu, NULL, c_idx, 0, 0);
667
668 36003320 TAB_BS(fc->tab.bs[vertical][c_idx], x, y) = bs;
669 }
670 }
671 }
672 1785534 }
673
674 typedef void (*deblock_bs_fn)(const VVCLocalContext *lc, const int x0, const int y0,
675 const int width, const int height, const int rs, const int vertical);
676
677 53471 void ff_vvc_deblock_bs(VVCLocalContext *lc, const int rx, const int ry, const int rs)
678 {
679 53471 const VVCFrameContext *fc = lc->fc;
680 53471 const VVCSPS *sps = fc->ps.sps;
681 53471 const int x0 = rx << sps->ctb_log2_size_y;
682 53471 const int y0 = ry << sps->ctb_log2_size_y;
683
684 53471 ff_vvc_decode_neighbour(lc, x0, y0, rx, ry, rs);
685
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 1397140 for (const CodingUnit *cu = fc->tab.cus[rs]; cu; cu = cu->next) {
686
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 3006646 for (const TransformUnit *tu = cu->tus.head; tu; tu = tu->next) {
687
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 4988931 for (int vertical = 0; vertical <= 1; vertical++) {
688
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 3325954 if (tu->avail[LUMA])
689 2949962 vvc_deblock_bs_luma(lc, tu->x0, tu->y0, tu->width, tu->height, cu, tu, rs, vertical);
690
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 3325954 if (tu->avail[CHROMA]) {
691
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 1785534 if (cu->isp_split_type != ISP_NO_SPLIT && cu->tree_type == SINGLE_TREE)
692 11254 vvc_deblock_bs_chroma(lc, cu->x0, cu->y0, cu->cb_width, cu->cb_height, cu, tu, rs, vertical);
693 else
694 1774280 vvc_deblock_bs_chroma(lc, tu->x0, tu->y0, tu->width, tu->height, cu, tu, rs, vertical);
695 }
696 }
697 }
698 }
699 53471 }
700
701 //part of 8.8.3.3 Derivation process of transform block boundary
702 7958214 static void max_filter_length_luma(const VVCFrameContext *fc, const int qx, const int qy,
703 const int vertical, uint8_t *max_len_p, uint8_t *max_len_q)
704 {
705 7958214 *max_len_p = TAB_MAX_LEN(fc->tab.max_len_p[vertical], qx, qy);
706 7958214 *max_len_q = TAB_MAX_LEN(fc->tab.max_len_q[vertical], qx, qy);
707 7958214 }
708
709 //part of 8.8.3.3 Derivation process of transform block boundary
710 4643984 static void max_filter_length_chroma(const VVCFrameContext *fc, const int qx, const int qy,
711 const int vertical, const int horizontal_ctu_edge, const int bs, uint8_t *max_len_p, uint8_t *max_len_q)
712 {
713
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 4643984 const int px = vertical ? qx - 1 : qx;
714
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 4643984 const int py = !vertical ? qy - 1 : qy;
715
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 4643984 const uint8_t *tb_size = vertical ? fc->tab.tb_width[CHROMA] : fc->tab.tb_height[CHROMA];
716
717 4643984 const int size_p = tb_size[(py >> MIN_TU_LOG2) * fc->ps.pps->min_tu_width + (px >> MIN_TU_LOG2)];
718 4643984 const int size_q = tb_size[(qy >> MIN_TU_LOG2) * fc->ps.pps->min_tu_width + (qx >> MIN_TU_LOG2)];
719
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 4643984 if (size_p >= 8 && size_q >= 8) {
720 3221967 *max_len_p = *max_len_q = 3;
721
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 3221967 if (horizontal_ctu_edge)
722 382269 *max_len_p = 1;
723 } else {
724 //part of 8.8.3.6.4 Decision process for chroma block edges
725 1422017 *max_len_p = *max_len_q = (bs == 2);
726 }
727 4643984 }
728
729 12602198 static void max_filter_length(const VVCFrameContext *fc, const int qx, const int qy,
730 const int c_idx, const int vertical, const int horizontal_ctu_edge, const int bs, uint8_t *max_len_p, uint8_t *max_len_q)
731 {
732
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 12602198 if (!c_idx)
733 7958214 max_filter_length_luma(fc, qx, qy, vertical, max_len_p, max_len_q);
734 else
735 4643984 max_filter_length_chroma(fc, qx, qy, vertical, horizontal_ctu_edge, bs, max_len_p, max_len_q);
736 12602198 }
737
738 #define TC_CALC(qp, bs) \
739 tctable[av_clip((qp) + DEFAULT_INTRA_TC_OFFSET * ((bs) - 1) + \
740 (tc_offset & -2), \
741 0, MAX_QP + DEFAULT_INTRA_TC_OFFSET)]
742
743 // part of 8.8.3.6.2 Decision process for luma block edges
744 7958214 static int get_qp_y(const VVCFrameContext *fc, const uint8_t *src, const int x, const int y, const int vertical)
745 {
746 7958214 const VVCSPS *sps = fc->ps.sps;
747 7958214 const int qp = (ff_vvc_get_qPy(fc, x - vertical, y - !vertical) + ff_vvc_get_qPy(fc, x, y) + 1) >> 1;
748 7958214 int qp_offset = 0;
749 int level;
750
751
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 7958214 if (!sps->r->sps_ladf_enabled_flag)
752 7486335 return qp;
753
754 471879 level = fc->vvcdsp.lf.ladf_level[vertical](src, fc->frame->linesize[LUMA]);
755 471879 qp_offset = sps->r->sps_ladf_lowest_interval_qp_offset;
756
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 1370706 for (int i = 0; i < sps->num_ladf_intervals - 1 && level > sps->ladf_interval_lower_bound[i + 1]; i++)
757 898827 qp_offset = sps->r->sps_ladf_qp_offset[i];
758
759 471879 return qp + qp_offset;
760 }
761
762 // part of 8.8.3.6.2 Decision process for luma block edges
763 4643984 static int get_qp_c(const VVCFrameContext *fc, const int x, const int y, const int c_idx, const int vertical)
764 {
765 4643984 const VVCSPS *sps = fc->ps.sps;
766 4643984 return (get_qPc(fc, x - vertical, y - !vertical, c_idx) + get_qPc(fc, x, y, c_idx) - 2 * sps->qp_bd_offset + 1) >> 1;
767 }
768
769 12602198 static int get_qp(const VVCFrameContext *fc, const uint8_t *src, const int x, const int y, const int c_idx, const int vertical)
770 {
771
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 12602198 if (!c_idx)
772 7958214 return get_qp_y(fc, src, x, y, vertical);
773 4643984 return get_qp_c(fc, x, y, c_idx, vertical);
774 }
775
776 106942 static void vvc_deblock(const VVCLocalContext *lc, int x0, int y0, const int rs, const int vertical)
777 {
778 106942 VVCFrameContext *fc = lc->fc;
779 106942 const VVCSPS *sps = fc->ps.sps;
780
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 106942 const int c_end = sps->r->sps_chroma_format_idc ? VVC_MAX_SAMPLE_ARRAYS : 1;
781 106942 const int ctb_size = fc->ps.sps->ctb_size_y;
782 106942 const DBParams *params = fc->tab.deblock + rs;
783 106942 int x_end = FFMIN(x0 + ctb_size, fc->ps.pps->width);
784 106942 int y_end = FFMIN(y0 + ctb_size, fc->ps.pps->height);
785 106942 const int log2_min_cb_size = fc->ps.sps->min_cb_log2_size_y;
786 106942 const int min_cb_width = fc->ps.pps->min_cb_width;
787
788
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 106942 if (!vertical) {
789 53471 FFSWAP(int, x_end, y_end);
790 53471 FFSWAP(int, x0, y0);
791 }
792
793
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 425656 for (int c_idx = 0; c_idx < c_end; c_idx++) {
794
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 318714 const int hs = (vertical ? sps->hshift : sps->vshift)[c_idx];
795
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 318714 const int vs = (vertical ? sps->vshift : sps->hshift)[c_idx];
796
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 318714 const int grid = c_idx ? (CHROMA_GRID << hs) : LUMA_GRID;
797 318714 const int tc_offset = params->tc_offset[c_idx];
798 318714 const int beta_offset = params->beta_offset[c_idx];
799 318714 const int src_stride = fc->frame->linesize[c_idx];
800
801
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 4113995 for (int y = y0; y < y_end; y += (DEBLOCK_STEP << vs)) {
802
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 77865461 for (int x = x0 ? x0 : grid; x < x_end; x += grid) {
803
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 74070180 const uint8_t horizontal_ctu_edge = !vertical && !(x % ctb_size);
804 74070180 int32_t bs[4], beta[4], tc[4] = { 0 }, all_zero_bs = 1;
805 uint8_t max_len_p[4], max_len_q[4];
806 74070180 uint8_t no_p[4] = { 0 };
807 74070180 uint8_t no_q[4] = { 0 };
808
809
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 237799400 for (int i = 0; i < DEBLOCK_STEP >> (2 - vs); i++) {
810 163729220 int tx = x;
811 163729220 int ty = y + (i << 2);
812 163729220 const int end = ty >= y_end;
813
814
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 163729220 if (!vertical)
815 82290836 FFSWAP(int, tx, ty);
816
817
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 163729220 bs[i] = end ? 0 : TAB_BS(fc->tab.bs[vertical][c_idx], tx, ty);
818
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 163729220 if (bs[i]) {
819 12602198 const int qp = get_qp(fc, POS(c_idx, tx, ty), tx, ty, c_idx, vertical);
820 12602198 beta[i] = betatable[av_clip(qp + beta_offset, 0, MAX_QP)];
821 12602198 tc[i] = TC_CALC(qp, bs[i]) ;
822 12602198 max_filter_length(fc, tx, ty, c_idx, vertical, horizontal_ctu_edge, bs[i], &max_len_p[i], &max_len_q[i]);
823 12602198 all_zero_bs = 0;
824
825
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 12602198 if (sps->r->sps_palette_enabled_flag) {
826 759484 const int cu_q = (ty >> log2_min_cb_size) * min_cb_width + (tx >> log2_min_cb_size);
827 759484 const int cu_p = (ty - !vertical >> log2_min_cb_size) * min_cb_width + (tx - vertical >> log2_min_cb_size);
828 759484 no_q[i] = fc->tab.cpm[!!c_idx][cu_q] == MODE_PLT;
829
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 759484 no_p[i] = cu_p >= 0 && fc->tab.cpm[!!c_idx][cu_p] == MODE_PLT;
830 }
831 }
832 }
833
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 74070180 if (!all_zero_bs) {
835
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 5504785 uint8_t *src = vertical ? POS(c_idx, x, y) : POS(c_idx, y, x);
836
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 5504785 if (!c_idx)
837 4082054 fc->vvcdsp.lf.filter_luma[vertical](src, src_stride, beta, tc, no_p, no_q, max_len_p, max_len_q, horizontal_ctu_edge);
838 else
839 1422731 fc->vvcdsp.lf.filter_chroma[vertical](src, src_stride, beta, tc, no_p, no_q, max_len_p, max_len_q, vs);
840 }
841 }
842 }
843 }
844 106942 }
845
846 53471 void ff_vvc_deblock_vertical(const VVCLocalContext *lc, const int x0, const int y0, const int rs)
847 {
848 53471 vvc_deblock(lc, x0, y0, rs, 1);
849 53471 }
850
851 53471 void ff_vvc_deblock_horizontal(const VVCLocalContext *lc, const int x0, const int y0, const int rs)
852 {
853 53471 vvc_deblock(lc, x0, y0, rs, 0);
854 53471 }
855
856 677973 static void alf_copy_border(uint8_t *dst, const uint8_t *src,
857 const int pixel_shift, int width, const int height, const ptrdiff_t dst_stride, const ptrdiff_t src_stride)
858 {
859 677973 width <<= pixel_shift;
860
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 35669638 for (int i = 0; i < height; i++) {
861 34991665 memcpy(dst, src, width);
862 34991665 dst += dst_stride;
863 34991665 src += src_stride;
864 }
865 677973 }
866
867 10889 static void alf_extend_vert(uint8_t *_dst, const uint8_t *_src,
868 const int pixel_shift, const int width, const int height, ptrdiff_t stride)
869 {
870
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 10889 if (pixel_shift == 0) {
871 ✗ for (int i = 0; i < height; i++) {
872 ✗ memset(_dst, *_src, width);
873 ✗ _src += stride;
874 ✗ _dst += stride;
875 }
876 } else {
877 10889 const uint16_t *src = (const uint16_t *)_src;
878 10889 uint16_t *dst = (uint16_t *)_dst;
879 10889 stride >>= pixel_shift;
880
881
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 1079485 for (int i = 0; i < height; i++) {
882
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 3819404 for (int j = 0; j < width; j++)
883 2750808 dst[j] = *src;
884 1068596 src += stride;
885 1068596 dst += stride;
886 }
887 }
888 10889 }
889
890 48844 static void alf_extend_horz(uint8_t *dst, const uint8_t *src,
891 const int pixel_shift, int width, const int height, const ptrdiff_t stride)
892 {
893 48844 width <<= pixel_shift;
894
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 168989 for (int i = 0; i < height; i++) {
895 120145 memcpy(dst, src, width);
896 120145 dst += stride;
897 }
898 48844 }
899
900 129255 static void alf_copy_ctb_to_hv(VVCFrameContext *fc, const uint8_t *src, const ptrdiff_t src_stride,
901 const int x, const int y, const int width, const int height, const int rx, const int ry, const int c_idx)
902 {
903 129255 const int ps = fc->ps.sps->pixel_shift;
904 129255 const int w = fc->ps.pps->width >> fc->ps.sps->hshift[c_idx];
905 129255 const int h = fc->ps.pps->height >> fc->ps.sps->vshift[c_idx];
906
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 129255 const int border_pixels = (c_idx == 0) ? ALF_BORDER_LUMA : ALF_BORDER_CHROMA;
907 129255 const int offset_h[] = { 0, height - border_pixels };
908 129255 const int offset_v[] = { 0, width - border_pixels };
909
910 /* copy horizontal edges */
911
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 387765 for (int i = 0; i < FF_ARRAY_ELEMS(offset_h); i++) {
912 258510 alf_copy_border(fc->tab.alf_pixel_buffer_h[c_idx][i] + ((border_pixels * ry * w + x)<< ps),
913 258510 src + offset_h[i] * src_stride, ps, width, border_pixels, w << ps, src_stride);
914 }
915 /* copy vertical edges */
916
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 387765 for (int i = 0; i < FF_ARRAY_ELEMS(offset_v); i++) {
917 258510 alf_copy_border(fc->tab.alf_pixel_buffer_v[c_idx][i] + ((h * rx + y) * (border_pixels << ps)),
918 258510 src + (offset_v[i] << ps), ps, border_pixels, height, border_pixels << ps, src_stride);
919 }
920 129255 }
921
922 95278 static void alf_fill_border_h(uint8_t *dst, const ptrdiff_t dst_stride, const uint8_t *src, const ptrdiff_t src_stride,
923 const uint8_t *border, const int width, const int border_pixels, const int ps, const int edge)
924 {
925
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 95278 if (edge)
926 18714 alf_extend_horz(dst, border, ps, width, border_pixels, dst_stride);
927 else
928 76564 alf_copy_border(dst, src, ps, width, border_pixels, dst_stride, src_stride);
929 95278 }
930
931 95278 static void alf_fill_border_v(uint8_t *dst, const ptrdiff_t dst_stride, const uint8_t *src,
932 const uint8_t *border, const int border_pixels, const int height, const int pixel_shift, const int *edges, const int edge)
933 {
934 95278 const ptrdiff_t src_stride = (border_pixels << pixel_shift);
935
936
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 95278 if (edge) {
937 10889 alf_extend_vert(dst, border, pixel_shift, border_pixels, height + 2 * border_pixels, dst_stride);
938 10889 return;
939 }
940
941 //left/right
942 84389 alf_copy_border(dst + dst_stride * border_pixels * edges[TOP], src + src_stride * border_pixels * edges[TOP],
943 84389 pixel_shift, border_pixels, height + (!edges[TOP] + !edges[BOTTOM]) * border_pixels, dst_stride, src_stride);
944
945 //top left/right
946
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 84389 if (edges[TOP])
947 13714 alf_extend_horz(dst, dst + dst_stride * border_pixels, pixel_shift, border_pixels, border_pixels, dst_stride);
948
949 //bottom left/right
950
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 84389 if (edges[BOTTOM]) {
951 16416 dst += dst_stride * (border_pixels + height);
952 16416 alf_extend_horz(dst, dst - dst_stride, pixel_shift, border_pixels, border_pixels, dst_stride);
953 }
954 }
955
956 47639 static void alf_prepare_buffer(VVCFrameContext *fc, uint8_t *_dst, const uint8_t *_src, const int x, const int y,
957 const int rx, const int ry, const int width, const int height, const ptrdiff_t dst_stride, const ptrdiff_t src_stride,
958 const int c_idx, const int *edges)
959 {
960 47639 const int ps = fc->ps.sps->pixel_shift;
961 47639 const int w = fc->ps.pps->width >> fc->ps.sps->hshift[c_idx];
962 47639 const int h = fc->ps.pps->height >> fc->ps.sps->vshift[c_idx];
963
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 47639 const int border_pixels = c_idx == 0 ? ALF_BORDER_LUMA : ALF_BORDER_CHROMA;
964 uint8_t *dst, *src;
965
966 47639 copy_ctb(_dst, _src, width << ps, height, dst_stride, src_stride);
967
968 //top
969 47639 src = fc->tab.alf_pixel_buffer_h[c_idx][1] + (((border_pixels * w) << ps) * (ry - 1) + (x << ps));
970 47639 dst = _dst - border_pixels * dst_stride;
971 47639 alf_fill_border_h(dst, dst_stride, src, w << ps, _dst, width, border_pixels, ps, edges[TOP]);
972
973 //bottom
974 47639 src = fc->tab.alf_pixel_buffer_h[c_idx][0] + (((border_pixels * w) << ps) * (ry + 1) + (x << ps));
975 47639 dst = _dst + height * dst_stride;
976 47639 alf_fill_border_h(dst, dst_stride, src, w << ps, _dst + (height - 1) * dst_stride, width, border_pixels, ps, edges[BOTTOM]);
977
978
979 //left
980 47639 src = fc->tab.alf_pixel_buffer_v[c_idx][1] + (h * (rx - 1) + y - border_pixels) * (border_pixels << ps);
981 47639 dst = _dst - (border_pixels << ps) - border_pixels * dst_stride;
982 47639 alf_fill_border_v(dst, dst_stride, src, dst + (border_pixels << ps), border_pixels, height, ps, edges, edges[LEFT]);
983
984 //right
985 47639 src = fc->tab.alf_pixel_buffer_v[c_idx][0] + (h * (rx + 1) + y - border_pixels) * (border_pixels << ps);
986 47639 dst = _dst + (width << ps) - border_pixels * dst_stride;
987 47639 alf_fill_border_v(dst, dst_stride, src, dst - (1 << ps), border_pixels, height, ps, edges, edges[RIGHT]);
988 47639 }
989
990 #define ALF_MAX_BLOCKS_IN_CTU (MAX_CTU_SIZE * MAX_CTU_SIZE / ALF_BLOCK_SIZE / ALF_BLOCK_SIZE)
991 #define ALF_MAX_FILTER_SIZE (ALF_MAX_BLOCKS_IN_CTU * ALF_NUM_COEFF_LUMA)
992
993 20795 static void alf_get_coeff_and_clip(VVCLocalContext *lc, int16_t *coeff, int16_t *clip,
994 const uint8_t *src, ptrdiff_t src_stride, int width, int height, int vb_pos, const ALFParams *alf)
995 {
996 20795 const VVCFrameContext *fc = lc->fc;
997 20795 const H266RawSliceHeader *rsh = lc->sc->sh.r;
998 20795 uint8_t fixed_clip_set[ALF_NUM_FILTERS_LUMA][ALF_NUM_COEFF_LUMA] = { 0 };
999 const int16_t *coeff_set;
1000 const uint8_t *clip_idx_set;
1001 const uint8_t *class_to_filt;
1002 20795 const int size = width * height / ALF_BLOCK_SIZE / ALF_BLOCK_SIZE;
1003 int class_idx[ALF_MAX_BLOCKS_IN_CTU];
1004 int transpose_idx[ALF_MAX_BLOCKS_IN_CTU];
1005
1006
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 20795 if (alf->ctb_filt_set_idx_y < 16) {
1007 2791 coeff_set = &ff_vvc_alf_fix_filt_coeff[0][0];
1008 2791 clip_idx_set = &fixed_clip_set[0][0];
1009 2791 class_to_filt = ff_vvc_alf_class_to_filt_map[alf->ctb_filt_set_idx_y];
1010 } else {
1011 18004 const int id = rsh->sh_alf_aps_id_luma[alf->ctb_filt_set_idx_y - 16];
1012 18004 const VVCALF *aps = fc->ps.alf_list[id];
1013 18004 coeff_set = &aps->luma_coeff[0][0];
1014 18004 clip_idx_set = &aps->luma_clip_idx[0][0];
1015 18004 class_to_filt = ff_vvc_alf_aps_class_to_filt_map;
1016 }
1017 20795 fc->vvcdsp.alf.classify(class_idx, transpose_idx, src, src_stride, width, height,
1018 20795 vb_pos, lc->alf_gradient_tmp);
1019 20795 fc->vvcdsp.alf.recon_coeff_and_clip(coeff, clip, class_idx, transpose_idx, size,
1020 coeff_set, clip_idx_set, class_to_filt);
1021 20795 }
1022
1023 20795 static void alf_filter_luma(VVCLocalContext *lc, uint8_t *dst, const uint8_t *src,
1024 const ptrdiff_t dst_stride, const ptrdiff_t src_stride, const int x0, const int y0,
1025 const int width, const int height, const int _vb_pos, const ALFParams *alf)
1026 {
1027 20795 const VVCFrameContext *fc = lc->fc;
1028 20795 int vb_pos = _vb_pos - y0;
1029 20795 int16_t *coeff = (int16_t*)lc->tmp;
1030 20795 int16_t *clip = (int16_t *)lc->tmp1;
1031
1032 av_assert0(ALF_MAX_FILTER_SIZE <= sizeof(lc->tmp));
1033 av_assert0(ALF_MAX_FILTER_SIZE * sizeof(int16_t) <= sizeof(lc->tmp1));
1034
1035 20795 alf_get_coeff_and_clip(lc, coeff, clip, src, src_stride, width, height, vb_pos, alf);
1036 20795 fc->vvcdsp.alf.filter[LUMA](dst, dst_stride, src, src_stride, width, height, coeff, clip, vb_pos);
1037 20795 }
1038
1039 157254 static int alf_clip_from_idx(const VVCFrameContext *fc, const int idx)
1040 {
1041 157254 const VVCSPS *sps = fc->ps.sps;
1042 157254 const int offset[] = {0, 3, 5, 7};
1043
1044 157254 return 1 << (sps->bit_depth - offset[idx]);
1045 }
1046
1047 26209 static void alf_filter_chroma(VVCLocalContext *lc, uint8_t *dst, const uint8_t *src,
1048 const ptrdiff_t dst_stride, const ptrdiff_t src_stride, const int c_idx,
1049 const int width, const int height, const int vb_pos, const ALFParams *alf)
1050 {
1051 26209 VVCFrameContext *fc = lc->fc;
1052 26209 const H266RawSliceHeader *rsh = lc->sc->sh.r;
1053 26209 const VVCALF *aps = fc->ps.alf_list[rsh->sh_alf_aps_id_chroma];
1054 26209 const int idx = alf->alf_ctb_filter_alt_idx[c_idx - 1];
1055 26209 const int16_t *coeff = aps->chroma_coeff[idx];
1056 int16_t clip[ALF_NUM_COEFF_CHROMA];
1057
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 183463 for (int i = 0; i < ALF_NUM_COEFF_CHROMA; i++)
1059 157254 clip[i] = alf_clip_from_idx(fc, aps->chroma_clip_idx[idx][i]);
1060
1061 26209 fc->vvcdsp.alf.filter[CHROMA](dst, dst_stride, src, src_stride, width, height, coeff, clip, vb_pos);
1062 26209 }
1063
1064 10527 static void alf_filter_cc(VVCLocalContext *lc, uint8_t *dst, const uint8_t *luma,
1065 const ptrdiff_t dst_stride, const ptrdiff_t luma_stride, const int c_idx,
1066 const int width, const int height, const int hs, const int vs, const int vb_pos, const ALFParams *alf)
1067 {
1068 10527 const VVCFrameContext *fc = lc->fc;
1069 10527 const H266RawSliceHeader *rsh = lc->sc->sh.r;
1070 10527 const int idx = c_idx - 1;
1071
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 10527 const int cc_aps_id = c_idx == CB ? rsh->sh_alf_cc_cb_aps_id : rsh->sh_alf_cc_cr_aps_id;
1072 10527 const VVCALF *aps = fc->ps.alf_list[cc_aps_id];
1073
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 10527 if (aps) {
1075 10527 const int16_t *coeff = aps->cc_coeff[idx][alf->ctb_cc_idc[idx] - 1];
1076
1077 10527 fc->vvcdsp.alf.filter_cc(dst, dst_stride, luma, luma_stride, width, height, hs, vs, coeff, vb_pos);
1078 }
1079 10527 }
1080
1081 43437 void ff_vvc_alf_copy_ctu_to_hv(VVCLocalContext* lc, const int x0, const int y0)
1082 {
1083 43437 VVCFrameContext *fc = lc->fc;
1084 43437 const int rx = x0 >> fc->ps.sps->ctb_log2_size_y;
1085 43437 const int ry = y0 >> fc->ps.sps->ctb_log2_size_y;
1086 43437 const int ctb_size_y = fc->ps.sps->ctb_size_y;
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 43437 const int c_end = fc->ps.sps->r->sps_chroma_format_idc ? VVC_MAX_SAMPLE_ARRAYS : 1;
1088
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 172692 for (int c_idx = 0; c_idx < c_end; c_idx++) {
1090 129255 const int hs = fc->ps.sps->hshift[c_idx];
1091 129255 const int vs = fc->ps.sps->vshift[c_idx];
1092 129255 const int x = x0 >> hs;
1093 129255 const int y = y0 >> vs;
1094 129255 const int width = FFMIN(fc->ps.pps->width - x0, ctb_size_y) >> hs;
1095 129255 const int height = FFMIN(fc->ps.pps->height - y0, ctb_size_y) >> vs;
1096
1097 129255 const int src_stride = fc->frame->linesize[c_idx];
1098 129255 uint8_t *src = POS(c_idx, x0, y0);
1099
1100 129255 alf_copy_ctb_to_hv(fc, src, src_stride, x, y, width, height, rx, ry, c_idx);
1101 }
1102 43437 }
1103
1104 43437 static void alf_get_edges(const VVCLocalContext *lc, int edges[MAX_EDGES], const int rx, const int ry)
1105 {
1106 43437 VVCFrameContext *fc = lc->fc;
1107 43437 const VVCSPS *sps = fc->ps.sps;
1108 43437 const VVCPPS *pps = fc->ps.pps;
1109 43437 const int subpic_idx = lc->sc->sh.r->curr_subpic_idx;
1110
1111 // we can't use |= instead of || in this function; |= is not a shortcut operator
1112
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 43437 if (!pps->r->pps_loop_filter_across_tiles_enabled_flag) {
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 40018 edges[LEFT] = edges[LEFT] || (lc->boundary_flags & BOUNDARY_LEFT_TILE);
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 40018 edges[TOP] = edges[TOP] || (lc->boundary_flags & BOUNDARY_UPPER_TILE);
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 40018 edges[RIGHT] = edges[RIGHT] || pps->ctb_to_col_bd[rx] != pps->ctb_to_col_bd[rx + 1];
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 40018 edges[BOTTOM] = edges[BOTTOM] || pps->ctb_to_row_bd[ry] != pps->ctb_to_row_bd[ry + 1];
1118 }
1119
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 43437 if (!pps->r->pps_loop_filter_across_slices_enabled_flag) {
1121
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 39969 edges[LEFT] = edges[LEFT] || (lc->boundary_flags & BOUNDARY_LEFT_SLICE);
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 39969 edges[TOP] = edges[TOP] || (lc->boundary_flags & BOUNDARY_UPPER_SLICE);
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 39969 edges[RIGHT] = edges[RIGHT] || CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx + 1, ry);
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 39969 edges[BOTTOM] = edges[BOTTOM] || CTB(fc->tab.slice_idx, rx, ry) != CTB(fc->tab.slice_idx, rx, ry + 1);
1125 }
1126
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 43437 if (!sps->r->sps_loop_filter_across_subpic_enabled_flag[subpic_idx]) {
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 42471 edges[LEFT] = edges[LEFT] || (lc->boundary_flags & BOUNDARY_LEFT_SUBPIC);
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 42471 edges[TOP] = edges[TOP] || (lc->boundary_flags & BOUNDARY_UPPER_SUBPIC);
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 42471 edges[RIGHT] = edges[RIGHT] || fc->ps.sps->r->sps_subpic_ctu_top_left_x[subpic_idx] + fc->ps.sps->r->sps_subpic_width_minus1[subpic_idx] == rx;
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 42471 edges[BOTTOM] = edges[BOTTOM] || fc->ps.sps->r->sps_subpic_ctu_top_left_y[subpic_idx] + fc->ps.sps->r->sps_subpic_height_minus1[subpic_idx] == ry;
1132 }
1133
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 43437 if (sps->r->sps_virtual_boundaries_enabled_flag) {
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 1029 edges[LEFT] = edges[LEFT] || is_virtual_boundary(fc, rx << sps->ctb_log2_size_y, 1);
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 1029 edges[TOP] = edges[TOP] || is_virtual_boundary(fc, ry << sps->ctb_log2_size_y, 0);
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 1029 edges[RIGHT] = edges[RIGHT] || is_virtual_boundary(fc, (rx + 1) << sps->ctb_log2_size_y, 1);
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 1029 edges[BOTTOM] = edges[BOTTOM] || is_virtual_boundary(fc, (ry + 1) << sps->ctb_log2_size_y, 0);
1139 }
1140 43437 }
1141
1142 43437 static void alf_init_subblock(VVCRect *sb, int sb_edges[MAX_EDGES], const VVCRect *b, const int edges[MAX_EDGES])
1143 {
1144 43437 *sb = *b;
1145 43437 memcpy(sb_edges, edges, sizeof(int) * MAX_EDGES);
1146 43437 }
1147
1148 43437 static void alf_get_subblock(VVCRect *sb, int edges[MAX_EDGES], const int bx, const int by, const int vb_pos[2], const int has_vb[2])
1149 {
1150 43437 int *pos[] = { &sb->l, &sb->t, &sb->r, &sb->b };
1151
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 130311 for (int vertical = 0; vertical <= 1; vertical++) {
1153
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 86874 if (has_vb[vertical]) {
1154 ✗ const int c = vertical ? (bx ? LEFT : RIGHT) : (by ? TOP : BOTTOM);
1155 ✗ *pos[c] = vb_pos[vertical];
1156 ✗ edges[c] = 1;
1157 }
1158 }
1159 43437 }
1160
1161 43437 static void alf_get_subblocks(const VVCLocalContext *lc, VVCRect sbs[MAX_VBBS], int sb_edges[MAX_VBBS][MAX_EDGES], int *nb_sbs,
1162 const int x0, const int y0, const int rx, const int ry)
1163 {
1164 43437 VVCFrameContext *fc = lc->fc;
1165 43437 const VVCSPS *sps = fc->ps.sps;
1166 43437 const VVCPPS *pps = fc->ps.pps;
1167 43437 const int ctu_size_y = sps->ctb_size_y;
1168 43437 const int vb_pos[] = { get_virtual_boundary(fc, ry, 0), get_virtual_boundary(fc, rx, 1) };
1169 43437 const int has_vb[] = { vb_pos[0] > y0, vb_pos[1] > x0 };
1170 43437 const VVCRect b = { x0, y0, FFMIN(x0 + ctu_size_y, pps->width), FFMIN(y0 + ctu_size_y, pps->height) };
1171 43437 int edges[MAX_EDGES] = { !rx, !ry, rx == pps->ctb_width - 1, ry == pps->ctb_height - 1 };
1172 43437 int i = 0;
1173
1174 43437 alf_get_edges(lc, edges, rx, ry);
1175
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 86874 for (int by = 0; by <= has_vb[0]; by++) {
1177
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 86874 for (int bx = 0; bx <= has_vb[1]; bx++, i++) {
1178 43437 alf_init_subblock(sbs + i, sb_edges[i], &b, edges);
1179 43437 alf_get_subblock(sbs + i, sb_edges[i], bx, by, vb_pos, has_vb);
1180 }
1181 }
1182 43437 *nb_sbs = i;
1183 43437 }
1184
1185 43437 void ff_vvc_alf_filter(VVCLocalContext *lc, const int x0, const int y0)
1186 {
1187 43437 VVCFrameContext *fc = lc->fc;
1188 43437 const VVCSPS *sps = fc->ps.sps;
1189 43437 const int rx = x0 >> sps->ctb_log2_size_y;
1190 43437 const int ry = y0 >> sps->ctb_log2_size_y;
1191 43437 const int ps = sps->pixel_shift;
1192 43437 const int padded_stride = EDGE_EMU_BUFFER_STRIDE << ps;
1193 43437 const int padded_offset = padded_stride * ALF_PADDING_SIZE + (ALF_PADDING_SIZE << ps);
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 43437 const int c_end = sps->r->sps_chroma_format_idc ? VVC_MAX_SAMPLE_ARRAYS : 1;
1195 43437 const int has_chroma = !!sps->r->sps_chroma_format_idc;
1196 43437 const int ctu_end = y0 + sps->ctb_size_y;
1197 43437 const ALFParams *alf = &CTB(fc->tab.alf, rx, ry);
1198 int sb_edges[MAX_VBBS][MAX_EDGES], nb_sbs;
1199 VVCRect sbs[MAX_VBBS];
1200
1201 43437 alf_get_subblocks(lc, sbs, sb_edges, &nb_sbs, x0, y0, rx, ry);
1202
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 86874 for (int i = 0; i < nb_sbs; i++) {
1204 43437 const VVCRect *sb = sbs + i;
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 172692 for (int c_idx = 0; c_idx < c_end; c_idx++) {
1206 129255 const int hs = fc->ps.sps->hshift[c_idx];
1207 129255 const int vs = fc->ps.sps->vshift[c_idx];
1208 129255 const int x = sb->l >> hs;
1209 129255 const int y = sb->t >> vs;
1210 129255 const int width = (sb->r - sb->l) >> hs;
1211 129255 const int height = (sb->b - sb->t) >> vs;
1212 129255 const int src_stride = fc->frame->linesize[c_idx];
1213 129255 uint8_t *src = POS(c_idx, sb->l, sb->t);
1214 uint8_t *padded;
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 129255 if (alf->ctb_flag[c_idx] || (!c_idx && has_chroma && (alf->ctb_cc_idc[0] || alf->ctb_cc_idc[1]))) {
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 47639 padded = (c_idx ? lc->alf_buffer_chroma : lc->alf_buffer_luma) + padded_offset;
1218 47639 alf_prepare_buffer(fc, padded, src, x, y, rx, ry, width, height,
1219 47639 padded_stride, src_stride, c_idx, sb_edges[i]);
1220 }
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 129255 if (alf->ctb_flag[c_idx]) {
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 47004 if (!c_idx) {
1223 20795 alf_filter_luma(lc, src, padded, src_stride, padded_stride, x, y,
1224 width, height, ctu_end - ALF_VB_POS_ABOVE_LUMA, alf);
1225 } else {
1226 26209 alf_filter_chroma(lc, src, padded, src_stride, padded_stride, c_idx,
1227 26209 width, height, ((ctu_end - sb->t) >> vs) - ALF_VB_POS_ABOVE_CHROMA, alf);
1228 }
1229 }
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 129255 if (c_idx && alf->ctb_cc_idc[c_idx - 1]) {
1231 10527 padded = lc->alf_buffer_luma + padded_offset;
1232 10527 alf_filter_cc(lc, src, padded, src_stride, padded_stride, c_idx,
1233 10527 width, height, hs, vs, ctu_end - sb->t - ALF_VB_POS_ABOVE_LUMA, alf);
1234 }
1235 }
1236 }
1237 43437 }
1238
1239
1240 53475 void ff_vvc_lmcs_filter(const VVCLocalContext *lc, const int x, const int y)
1241 {
1242 53475 const SliceContext *sc = lc->sc;
1243 53475 const VVCFrameContext *fc = lc->fc;
1244 53475 const int ctb_size = fc->ps.sps->ctb_size_y;
1245 53475 const int width = FFMIN(fc->ps.pps->width - x, ctb_size);
1246 53475 const int height = FFMIN(fc->ps.pps->height - y, ctb_size);
1247 53475 uint8_t *data = POS(LUMA, x, y);
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 53475 if (sc->sh.r->sh_lmcs_used_flag)
1249 20255 fc->vvcdsp.lmcs.filter(data, fc->frame->linesize[LUMA], width, height, &fc->ps.lmcs.inv_lut);
1250 53475 }
1251