FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/vc1_loopfilter.c
Date: 2022-07-07 01:21:54
Exec Total Coverage
Lines: 720 752 95.7%
Branches: 691 792 87.2%
Line Branch Exec Source
1 /*
2 * VC-1 and WMV3 decoder
3 * Copyright (c) 2011 Mashiat Sarker Shakkhar
4 * Copyright (c) 2006-2007 Konstantin Shishkov
5 * Partly based on vc9.c (c) 2005 Anonymous, Alex Beregszaszi, Michael Niedermayer
6 *
7 * This file is part of FFmpeg.
8 *
9 * FFmpeg is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * FFmpeg is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with FFmpeg; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24 /**
25 * @file
26 * VC-1 and WMV3 loopfilter
27 */
28
29 #include "avcodec.h"
30 #include "mpegvideo.h"
31 #include "vc1.h"
32 #include "vc1dsp.h"
33
34 1344 static av_always_inline void vc1_h_overlap_filter(VC1Context *v, int16_t (*left_block)[64],
35 int16_t (*right_block)[64], int left_fieldtx,
36 int right_fieldtx, int block_num)
37 {
38
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 1344 switch (block_num) {
39 210 case 0:
40
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 210 v->vc1dsp.vc1_h_s_overlap(left_block[2],
41 right_block[0],
42 ✗ left_fieldtx ^ right_fieldtx ? 16 - 8 * left_fieldtx : 8,
43 ✗ left_fieldtx ^ right_fieldtx ? 16 - 8 * right_fieldtx : 8,
44 left_fieldtx || right_fieldtx ? 0 : 1);
45 210 break;
46
47 252 case 1:
48 252 v->vc1dsp.vc1_h_s_overlap(right_block[0],
49 252 right_block[2],
50 8,
51 8,
52 right_fieldtx ? 0 : 1);
53 252 break;
54
55 210 case 2:
56
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 420 v->vc1dsp.vc1_h_s_overlap(!left_fieldtx && right_fieldtx ? left_block[2] + 8 : left_block[3],
57 ✗ left_fieldtx && !right_fieldtx ? right_block[0] + 8 : right_block[1],
58 ✗ left_fieldtx ^ right_fieldtx ? 16 - 8 * left_fieldtx : 8,
59 ✗ left_fieldtx ^ right_fieldtx ? 16 - 8 * right_fieldtx : 8,
60
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 210 left_fieldtx || right_fieldtx ? 2 : 1);
61 210 break;
62
63 252 case 3:
64
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 252 v->vc1dsp.vc1_h_s_overlap(right_block[1],
65 252 right_block[3],
66 8,
67 8,
68 right_fieldtx ? 2 : 1);
69 252 break;
70
71 420 case 4:
72 case 5:
73 420 v->vc1dsp.vc1_h_s_overlap(left_block[block_num], right_block[block_num], 8, 8, 1);
74 420 break;
75 }
76 1344 }
77
78 1228 static av_always_inline void vc1_v_overlap_filter(VC1Context *v, int16_t (*top_block)[64],
79 int16_t (*bottom_block)[64], int block_num)
80 {
81
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 1228 switch (block_num) {
82 181 case 0:
83 181 v->vc1dsp.vc1_v_s_overlap(top_block[1], bottom_block[0]);
84 181 break;
85
86 181 case 1:
87 181 v->vc1dsp.vc1_v_s_overlap(top_block[3], bottom_block[2]);
88 181 break;
89
90 252 case 2:
91 252 v->vc1dsp.vc1_v_s_overlap(bottom_block[0], bottom_block[1]);
92 252 break;
93
94 252 case 3:
95 252 v->vc1dsp.vc1_v_s_overlap(bottom_block[2], bottom_block[3]);
96 252 break;
97
98 362 case 4:
99 case 5:
100 362 v->vc1dsp.vc1_v_s_overlap(top_block[block_num], bottom_block[block_num]);
101 362 break;
102 }
103 1228 }
104
105 399 void ff_vc1_i_overlap_filter(VC1Context *v)
106 {
107 399 MpegEncContext *s = &v->s;
108 int16_t (*topleft_blk)[64], (*top_blk)[64], (*left_blk)[64], (*cur_blk)[64];
109 399 int block_count = CONFIG_GRAY && (s->avctx->flags & AV_CODEC_FLAG_GRAY) ? 4 : 6;
110 399 int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
111 int i;
112
113 399 topleft_blk = v->block[v->topleft_blk_idx];
114 399 top_blk = v->block[v->top_blk_idx];
115 399 left_blk = v->block[v->left_blk_idx];
116 399 cur_blk = v->block[v->cur_blk_idx];
117
118 /* Within a MB, the horizontal overlap always runs before the vertical.
119 * To accomplish that, we run the H on the left and internal vertical
120 * borders of the currently decoded MB. Then, we wait for the next overlap
121 * iteration to do H overlap on the right edge of this MB, before moving
122 * over and running the V overlap on the top and internal horizontal
123 * borders. Therefore, the H overlap trails by one MB col and the
124 * V overlap trails by one MB row. This is reflected in the time at which
125 * we run the put_pixels loop, i.e. delayed by one row and one column. */
126
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 2793 for (i = 0; i < block_count; i++) {
127
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 2394 if (s->mb_x == 0 && (i & 5) != 1)
128 96 continue;
129
130
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 2298 if (v->pq >= 9 || (v->profile == PROFILE_ADVANCED &&
131
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 2298 (v->condover == CONDOVER_ALL ||
132
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 2298 (v->over_flags_plane[mb_pos] &&
133
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 1448 ((i & 5) == 1 || v->over_flags_plane[mb_pos - 1])))))
134 4032 vc1_h_overlap_filter(v,
135
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 1344 s->mb_x ? left_blk : cur_blk, cur_blk,
136
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 1344 v->fcm == ILACE_FRAME && s->mb_x && v->fieldtx_plane[mb_pos - 1],
137
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 1344 v->fcm == ILACE_FRAME && v->fieldtx_plane[mb_pos],
138 i);
139 }
140
141
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 399 if (v->fcm != ILACE_FRAME)
142
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 2793 for (i = 0; i < block_count; i++) {
143
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 2394 if (s->first_slice_line && !(i & 2))
144 124 continue;
145
146
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 2270 if (s->mb_x &&
147
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 2134 (v->pq >= 9 || (v->profile == PROFILE_ADVANCED &&
148
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 2134 (v->condover == CONDOVER_ALL ||
149
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 2134 (v->over_flags_plane[mb_pos - 1] &&
150
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 1298 ((i & 2) || v->over_flags_plane[mb_pos - 1 - s->mb_stride]))))))
151
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 1142 vc1_v_overlap_filter(v, s->first_slice_line ? left_blk : topleft_blk, left_blk, i);
152
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 2270 if (s->mb_x == s->mb_width - 1 &&
153
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 136 (v->pq >= 9 || (v->profile == PROFILE_ADVANCED &&
154
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 136 (v->condover == CONDOVER_ALL ||
155
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 136 (v->over_flags_plane[mb_pos] &&
156
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 94 ((i & 2) || v->over_flags_plane[mb_pos - s->mb_stride]))))))
157
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 86 vc1_v_overlap_filter(v, s->first_slice_line ? cur_blk : top_blk, cur_blk, i);
158 }
159 399 }
160
161 ✗ void ff_vc1_p_overlap_filter(VC1Context *v)
162 {
163 ✗ MpegEncContext *s = &v->s;
164 int16_t (*topleft_blk)[64], (*top_blk)[64], (*left_blk)[64], (*cur_blk)[64];
165 ✗ int block_count = CONFIG_GRAY && (s->avctx->flags & AV_CODEC_FLAG_GRAY) ? 4 : 6;
166 ✗ int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
167 int i;
168
169 ✗ topleft_blk = v->block[v->topleft_blk_idx];
170 ✗ top_blk = v->block[v->top_blk_idx];
171 ✗ left_blk = v->block[v->left_blk_idx];
172 ✗ cur_blk = v->block[v->cur_blk_idx];
173
174 ✗ for (i = 0; i < block_count; i++) {
175 ✗ if (s->mb_x == 0 && (i & 5) != 1)
176 ✗ continue;
177
178 ✗ if (v->mb_type[0][s->block_index[i]] && v->mb_type[0][s->block_index[i] - 1])
179 ✗ vc1_h_overlap_filter(v,
180 ✗ s->mb_x ? left_blk : cur_blk, cur_blk,
181 ✗ v->fcm == ILACE_FRAME && s->mb_x && v->fieldtx_plane[mb_pos - 1],
182 ✗ v->fcm == ILACE_FRAME && v->fieldtx_plane[mb_pos],
183 i);
184 }
185
186 ✗ if (v->fcm != ILACE_FRAME)
187 ✗ for (i = 0; i < block_count; i++) {
188 ✗ if (s->first_slice_line && !(i & 2))
189 ✗ continue;
190
191 ✗ if (s->mb_x && v->mb_type[0][s->block_index[i] - 2 + (i > 3)] &&
192 ✗ v->mb_type[0][s->block_index[i] - s->block_wrap[i] - 2 + (i > 3)])
193 ✗ vc1_v_overlap_filter(v, s->first_slice_line ? left_blk : topleft_blk, left_blk, i);
194 ✗ if (s->mb_x == s->mb_width - 1)
195 ✗ if (v->mb_type[0][s->block_index[i]] &&
196 ✗ v->mb_type[0][s->block_index[i] - s->block_wrap[i]])
197 ✗ vc1_v_overlap_filter(v, s->first_slice_line ? cur_blk : top_blk, cur_blk, i);
198 }
199 }
200
201 #define LEFT_EDGE (1 << 0)
202 #define RIGHT_EDGE (1 << 1)
203 #define TOP_EDGE (1 << 2)
204 #define BOTTOM_EDGE (1 << 3)
205
206 182304 static av_always_inline void vc1_i_h_loop_filter(VC1Context *v, uint8_t *dest,
207 uint32_t flags, int block_num)
208 {
209 182304 MpegEncContext *s = &v->s;
210 182304 int pq = v->pq;
211 uint8_t *dst;
212
213
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 182304 if (block_num & 2)
214 60768 return;
215
216
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 121536 if (!(flags & LEFT_EDGE) || (block_num & 5) == 1) {
217
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 117312 if (block_num > 3)
218 57952 dst = dest;
219 else
220 59360 dst = dest + (block_num & 2) * 4 * s->linesize + (block_num & 1) * 8;
221
222
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 117312 if (v->fcm == ILACE_FRAME)
223
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 32436 if (block_num > 3) {
224 16184 v->vc1dsp.vc1_h_loop_filter4(dst, 2 * s->uvlinesize, pq);
225 16184 v->vc1dsp.vc1_h_loop_filter4(dst + s->uvlinesize, 2 * s->uvlinesize, pq);
226 } else {
227 16252 v->vc1dsp.vc1_h_loop_filter8(dst, 2 * s->linesize, pq);
228 16252 v->vc1dsp.vc1_h_loop_filter8(dst + s->linesize, 2 * s->linesize, pq);
229 }
230 else
231
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 84876 if (block_num > 3)
232 41768 v->vc1dsp.vc1_h_loop_filter8(dst, s->uvlinesize, pq);
233 else
234 43108 v->vc1dsp.vc1_h_loop_filter16(dst, s->linesize, pq);
235 }
236 }
237
238 182304 static av_always_inline void vc1_i_v_loop_filter(VC1Context *v, uint8_t *dest,
239 uint32_t flags, uint8_t fieldtx,
240 int block_num)
241 {
242 182304 MpegEncContext *s = &v->s;
243 182304 int pq = v->pq;
244 uint8_t *dst;
245
246
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 182304 if ((block_num & 5) == 1)
247 60768 return;
248
249
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 121536 if (!(flags & TOP_EDGE) || block_num & 2) {
250
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 113970 if (block_num > 3)
251 55724 dst = dest;
252 else
253 58246 dst = dest + (block_num & 2) * 4 * s->linesize + (block_num & 1) * 8;
254
255
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 113970 if (v->fcm == ILACE_FRAME) {
256
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 32280 if (block_num > 3) {
257 16080 v->vc1dsp.vc1_v_loop_filter8(dst, 2 * s->uvlinesize, pq);
258 16080 v->vc1dsp.vc1_v_loop_filter8(dst + s->uvlinesize, 2 * s->uvlinesize, pq);
259
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 16200 } else if (block_num < 2 || !fieldtx) {
260 13573 v->vc1dsp.vc1_v_loop_filter16(dst, 2 * s->linesize, pq);
261 13573 v->vc1dsp.vc1_v_loop_filter16(dst + s->linesize, 2 * s->linesize, pq);
262 }
263 } else
264
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 81690 if (block_num > 3)
265 39644 v->vc1dsp.vc1_v_loop_filter8(dst, s->uvlinesize, pq);
266 else
267 42046 v->vc1dsp.vc1_v_loop_filter16(dst, s->linesize, pq);
268 }
269 }
270
271 30384 void ff_vc1_i_loop_filter(VC1Context *v)
272 {
273 30384 MpegEncContext *s = &v->s;
274 30384 int block_count = CONFIG_GRAY && (s->avctx->flags & AV_CODEC_FLAG_GRAY) ? 4 : 6;
275 30384 int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
276 uint8_t *dest, fieldtx;
277 30384 uint32_t flags = 0;
278 int i;
279
280 /* Within a MB, the vertical loop filter always runs before the horizontal.
281 * To accomplish that, we run the V loop filter on top and internal
282 * horizontal borders of the last overlap filtered MB. Then, we wait for
283 * the loop filter iteration on the next row to do V loop filter on the
284 * bottom edge of this MB, before moving over and running the H loop
285 * filter on the left and internal vertical borders. Therefore, the loop
286 * filter trails by one row and one column relative to the overlap filter
287 * and two rows and two columns relative to the decoding loop. */
288
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 30384 if (!s->first_slice_line) {
289 27862 dest = s->dest[0] - 16 * s->linesize - 16;
290
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 27862 flags = s->mb_y == s->start_mb_y + 1 ? TOP_EDGE : 0;
291
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 27862 if (s->mb_x) {
292 26606 fieldtx = v->fieldtx_plane[mb_pos - s->mb_stride - 1];
293
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 186242 for (i = 0; i < block_count; i++)
294
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 159636 vc1_i_v_loop_filter(v, i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize - 8 : dest, flags, fieldtx, i);
295 }
296
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 27862 if (s->mb_x == v->end_mb_x - 1) {
297 1256 dest += 16;
298 1256 fieldtx = v->fieldtx_plane[mb_pos - s->mb_stride];
299
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 8792 for (i = 0; i < block_count; i++)
300
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 7536 vc1_i_v_loop_filter(v, i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize : dest, flags, fieldtx, i);
301 }
302 }
303
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 30384 if (s->mb_y == s->end_mb_y - 1) {
304 2522 dest = s->dest[0] - 16;
305
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 2522 flags = s->first_slice_line ? TOP_EDGE | BOTTOM_EDGE : BOTTOM_EDGE;
306
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 2522 if (s->mb_x) {
307 2370 fieldtx = v->fieldtx_plane[mb_pos - 1];
308
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 16590 for (i = 0; i < block_count; i++)
309
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 14220 vc1_i_v_loop_filter(v, i > 3 ? s->dest[i - 3] - 8 : dest, flags, fieldtx, i);
310 }
311
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 2522 if (s->mb_x == v->end_mb_x - 1) {
312 152 dest += 16;
313 152 fieldtx = v->fieldtx_plane[mb_pos];
314
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 1064 for (i = 0; i < block_count; i++)
315
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 912 vc1_i_v_loop_filter(v, i > 3 ? s->dest[i - 3] : dest, flags, fieldtx, i);
316 }
317 }
318
319
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 30384 if (s->mb_y >= s->start_mb_y + 2) {
320 25429 dest = s->dest[0] - 32 * s->linesize - 16;
321
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 25429 if (s->mb_x) {
322 24323 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
323
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 170261 for (i = 0; i < block_count; i++)
324
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 145938 vc1_i_h_loop_filter(v, i > 3 ? s->dest[i - 3] - 16 * s->uvlinesize - 8 : dest, flags, i);
325 }
326
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 25429 if (s->mb_x == v->end_mb_x - 1) {
327 1106 dest += 16;
328
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 1106 flags = s->mb_x == 0 ? LEFT_EDGE | RIGHT_EDGE : RIGHT_EDGE;
329
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 7742 for (i = 0; i < block_count; i++)
330
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 6636 vc1_i_h_loop_filter(v, i > 3 ? s->dest[i - 3] - 16 * s->uvlinesize : dest, flags, i);
331 }
332 }
333
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 30384 if (s->mb_y == s->end_mb_y - 1) {
334
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 2522 if (s->mb_y >= s->start_mb_y + 1) {
335 2433 dest = s->dest[0] - 16 * s->linesize - 16;
336
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 2433 if (s->mb_x) {
337 2283 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
338
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339
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 13698 vc1_i_h_loop_filter(v, i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize - 8 : dest, flags, i);
340 }
341
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 2433 if (s->mb_x == v->end_mb_x - 1) {
342
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 150 flags = s->mb_x == 0 ? LEFT_EDGE | RIGHT_EDGE : RIGHT_EDGE;
343 150 dest += 16;
344
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 1050 for (i = 0; i < block_count; i++)
345
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 900 vc1_i_h_loop_filter(v, i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize : dest, flags, i);
346 }
347 }
348 2522 dest = s->dest[0] - 16;
349
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 2522 if (s->mb_x) {
350 2370 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
351
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352
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 14220 vc1_i_h_loop_filter(v, i > 3 ? s->dest[i - 3] - 8 : dest, flags, i);
353 }
354
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 2522 if (s->mb_x == v->end_mb_x - 1) {
355 152 dest += 16;
356
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 152 flags = s->mb_x == 0 ? LEFT_EDGE | RIGHT_EDGE : RIGHT_EDGE;
357
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358
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 912 vc1_i_h_loop_filter(v, i > 3 ? s->dest[i - 3] : dest, flags, i);
359 }
360 }
361 30384 }
362
363 783294 static av_always_inline void vc1_p_h_loop_filter(VC1Context *v, uint8_t *dest, uint32_t *cbp,
364 uint8_t *is_intra, int16_t (*mv)[2], uint8_t *mv_f,
365 int *ttblk, uint32_t flags, int block_num)
366 {
367 783294 MpegEncContext *s = &v->s;
368 783294 int pq = v->pq;
369 783294 uint32_t left_cbp = cbp[0] >> (block_num * 4), right_cbp;
370 uint8_t left_is_intra, right_is_intra;
371 int tt;
372
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 783294 int idx, linesize = block_num > 3 ? s->uvlinesize : s->linesize;
373 uint8_t *dst;
374
375
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 783294 if (block_num > 3)
376 261098 dst = dest;
377 else
378 522196 dst = dest + (block_num & 2) * 4 * s->linesize + (block_num & 1) * 8;
379
380
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 783294 if (!(flags & RIGHT_EDGE) || !(block_num & 5)) {
381 768126 left_is_intra = is_intra[0] & (1 << block_num);
382
383
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 768126 if (block_num > 3) {
384 253514 right_is_intra = is_intra[1] & (1 << block_num);
385 253514 right_cbp = cbp[1] >> (block_num * 4);
386
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 514612 } else if (block_num & 1) {
387 253514 right_is_intra = is_intra[1] & (1 << block_num - 1);
388 253514 right_cbp = cbp[1] >> ((block_num - 1) * 4);
389 } else {
390 261098 right_is_intra = is_intra[0] & (1 << block_num + 1);
391 261098 right_cbp = cbp[0] >> ((block_num + 1) * 4);
392 }
393
394
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 768126 if (left_is_intra || right_is_intra ||
395
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 494459 mv[0][0] != mv[1][0] || mv[0][1] != mv[1][1] ||
396
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 269907 (v->fcm == ILACE_FIELD && mv_f[0] != mv_f[1]))
397 504015 v->vc1dsp.vc1_h_loop_filter8(dst + 8, linesize, pq);
398 else {
399 264111 idx = (left_cbp | (right_cbp >> 1)) & 5;
400
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 264111 if (idx & 1)
401 104079 v->vc1dsp.vc1_h_loop_filter4(dst + 4 * linesize + 8, linesize, pq);
402
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 264111 if (idx & 4)
403 103658 v->vc1dsp.vc1_h_loop_filter4(dst + 8, linesize, pq);
404 }
405 }
406
407 783294 tt = ttblk[0] >> (block_num * 4) & 0xf;
408
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 783294 if (tt == TT_4X4 || tt == TT_4X8) {
409
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 85161 if (left_cbp & 3)
410 78316 v->vc1dsp.vc1_h_loop_filter4(dst + 4 * linesize + 4, linesize, pq);
411
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 85161 if (left_cbp & 12)
412 77775 v->vc1dsp.vc1_h_loop_filter4(dst + 4, linesize, pq);
413 }
414 783294 }
415
416 783294 static av_always_inline void vc1_p_v_loop_filter(VC1Context *v, uint8_t *dest, uint32_t *cbp,
417 uint8_t *is_intra, int16_t (*mv)[2], uint8_t *mv_f,
418 int *ttblk, uint32_t flags, int block_num)
419 {
420 783294 MpegEncContext *s = &v->s;
421 783294 int pq = v->pq;
422 783294 uint32_t top_cbp = cbp[0] >> (block_num * 4), bottom_cbp;
423 uint8_t top_is_intra, bottom_is_intra;
424 int tt;
425
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 783294 int idx, linesize = block_num > 3 ? s->uvlinesize : s->linesize;
426 uint8_t *dst;
427
428
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 783294 if (block_num > 3)
429 261098 dst = dest;
430 else
431 522196 dst = dest + (block_num & 2) * 4 * s->linesize + (block_num & 1) * 8;
432
433
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 783294 if(!(flags & BOTTOM_EDGE) || block_num < 2) {
434 649330 top_is_intra = is_intra[0] & (1 << block_num);
435
436
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 649330 if (block_num > 3) {
437 194116 bottom_is_intra = is_intra[s->mb_stride] & (1 << block_num);
438 194116 bottom_cbp = cbp[s->mb_stride] >> (block_num * 4);
439
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 455214 } else if (block_num < 2) {
440 261098 bottom_is_intra = is_intra[0] & (1 << block_num + 2);
441 261098 bottom_cbp = cbp[0] >> ((block_num + 2) * 4);
442 } else {
443 194116 bottom_is_intra = is_intra[s->mb_stride] & (1 << block_num - 2);
444 194116 bottom_cbp = cbp[s->mb_stride] >> ((block_num - 2) * 4);
445 }
446
447
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 649330 if (top_is_intra || bottom_is_intra ||
448
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 441034 mv[0][0] != mv[block_num > 3 ? s->mb_stride : s->b8_stride][0] ||
449
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 279700 mv[0][1] != mv[block_num > 3 ? s->mb_stride : s->b8_stride][1] ||
450
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 243990 (v->fcm == ILACE_FIELD && mv_f[0] != mv_f[block_num > 3 ? s->mb_stride : s->b8_stride]))
451 411689 v->vc1dsp.vc1_v_loop_filter8(dst + 8 * linesize, linesize, pq);
452 else {
453 237641 idx = (top_cbp | (bottom_cbp >> 2)) & 3;
454
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 237641 if (idx & 1)
455 99049 v->vc1dsp.vc1_v_loop_filter4(dst + 8 * linesize + 4, linesize, pq);
456
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 237641 if (idx & 2)
457 99021 v->vc1dsp.vc1_v_loop_filter4(dst + 8 * linesize, linesize, pq);
458 }
459 }
460
461 783294 tt = ttblk[0] >> (block_num * 4) & 0xf;
462
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 783294 if (tt == TT_4X4 || tt == TT_8X4) {
463
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 84736 if (top_cbp & 5)
464 78324 v->vc1dsp.vc1_v_loop_filter4(dst + 4 * linesize + 4, linesize, pq);
465
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 84736 if (top_cbp & 10)
466 78360 v->vc1dsp.vc1_v_loop_filter4(dst + 4 * linesize, linesize, pq);
467 }
468 783294 }
469
470 130549 void ff_vc1_p_loop_filter(VC1Context *v)
471 {
472 130549 MpegEncContext *s = &v->s;
473 130549 int block_count = CONFIG_GRAY && (s->avctx->flags & AV_CODEC_FLAG_GRAY) ? 4 : 6;
474 uint8_t *dest;
475 uint32_t *cbp;
476 uint8_t *is_intra;
477 int16_t (*uvmv)[2];
478 int *ttblk;
479 uint32_t flags;
480 int i;
481
482 /* Within a MB, the vertical loop filter always runs before the horizontal.
483 * To accomplish that, we run the V loop filter on all applicable
484 * horizontal borders of the MB above the last overlap filtered MB. Then,
485 * we wait for the next loop filter iteration to do H loop filter on all
486 * applicable vertical borders of this MB. Therefore, the loop filter
487 * trails by one row and one column relative to the overlap filter and two
488 * rows and two columns relative to the decoding loop. */
489
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 130549 if (s->mb_y >= s->start_mb_y + 2) {
490
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 82638 if (s->mb_x) {
491 80141 dest = s->dest[0] - 32 * s->linesize - 16;
492 80141 cbp = &v->cbp[s->mb_x - 2 * s->mb_stride - 1];
493 80141 is_intra = &v->is_intra[s->mb_x - 2 * s->mb_stride - 1];
494 80141 uvmv = &v->luma_mv[s->mb_x - 2 * s->mb_stride - 1];
495 80141 ttblk = &v->ttblk[s->mb_x - 2 * s->mb_stride - 1];
496
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 80141 flags = s->mb_y == s->start_mb_y + 2 ? TOP_EDGE : 0;
497
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 560987 for (i = 0; i < block_count; i++)
498
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 1442538 vc1_p_v_loop_filter(v,
499 160282 i > 3 ? s->dest[i - 3] - 16 * s->uvlinesize - 8 : dest,
500 cbp,
501 is_intra,
502 i > 3 ? uvmv :
503 320564 &s->current_picture.motion_val[0][s->block_index[i] - 4 * s->b8_stride - 2 + v->blocks_off],
504 160282 i > 3 ? &v->mv_f[0][s->block_index[i] - 2 * s->mb_stride - 1 + v->mb_off] :
505 320564 &v->mv_f[0][s->block_index[i] - 4 * s->b8_stride - 2 + v->blocks_off],
506 ttblk,
507 flags,
508 i);
509 }
510
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 82638 if (s->mb_x == s->mb_width - 1) {
511 2497 dest = s->dest[0] - 32 * s->linesize;
512 2497 cbp = &v->cbp[s->mb_x - 2 * s->mb_stride];
513 2497 is_intra = &v->is_intra[s->mb_x - 2 * s->mb_stride];
514 2497 uvmv = &v->luma_mv[s->mb_x - 2 * s->mb_stride];
515 2497 ttblk = &v->ttblk[s->mb_x - 2 * s->mb_stride];
516
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 2497 flags = s->mb_y == s->start_mb_y + 2 ? TOP_EDGE : 0;
517
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 17479 for (i = 0; i < block_count; i++)
518
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 44946 vc1_p_v_loop_filter(v,
519 4994 i > 3 ? s->dest[i - 3] - 16 * s->uvlinesize : dest,
520 cbp,
521 is_intra,
522 i > 3 ? uvmv :
523 9988 &s->current_picture.motion_val[0][s->block_index[i] - 4 * s->b8_stride + v->blocks_off],
524 4994 i > 3 ? &v->mv_f[0][s->block_index[i] - 2 * s->mb_stride + v->mb_off] :
525 9988 &v->mv_f[0][s->block_index[i] - 4 * s->b8_stride + v->blocks_off],
526 ttblk,
527 flags,
528 i);
529 }
530 }
531
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 130549 if (s->mb_y == s->end_mb_y - 1) {
532
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 33491 if (s->mb_x) {
533
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 32628 if (s->mb_y >= s->start_mb_y + 1) {
534 13988 dest = s->dest[0] - 16 * s->linesize - 16;
535 13988 cbp = &v->cbp[s->mb_x - s->mb_stride - 1];
536 13988 is_intra = &v->is_intra[s->mb_x - s->mb_stride - 1];
537 13988 uvmv = &v->luma_mv[s->mb_x - s->mb_stride - 1];
538 13988 ttblk = &v->ttblk[s->mb_x - s->mb_stride - 1];
539
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 13988 flags = s->mb_y == s->start_mb_y + 1 ? TOP_EDGE : 0;
540
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 97916 for (i = 0; i < block_count; i++)
541
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 251784 vc1_p_v_loop_filter(v,
542 27976 i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize - 8 : dest,
543 cbp,
544 is_intra,
545 i > 3 ? uvmv :
546 55952 &s->current_picture.motion_val[0][s->block_index[i] - 2 * s->b8_stride - 2 + v->blocks_off],
547 27976 i > 3 ? &v->mv_f[0][s->block_index[i] - s->mb_stride - 1 + v->mb_off] :
548 55952 &v->mv_f[0][s->block_index[i] - 2 * s->b8_stride - 2 + v->blocks_off],
549 ttblk,
550 flags,
551 i);
552 }
553 32628 dest = s->dest[0] - 16;
554 32628 cbp = &v->cbp[s->mb_x - 1];
555 32628 is_intra = &v->is_intra[s->mb_x - 1];
556 32628 uvmv = &v->luma_mv[s->mb_x - 1];
557 32628 ttblk = &v->ttblk[s->mb_x - 1];
558
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 32628 flags = s->mb_y == s->start_mb_y ? TOP_EDGE | BOTTOM_EDGE : BOTTOM_EDGE;
559
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560
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 587304 vc1_p_v_loop_filter(v,
561 65256 i > 3 ? s->dest[i - 3] - 8 : dest,
562 cbp,
563 is_intra,
564 i > 3 ? uvmv :
565 130512 &s->current_picture.motion_val[0][s->block_index[i] - 2 + v->blocks_off],
566 65256 i > 3 ? &v->mv_f[0][s->block_index[i] - 1 + v->mb_off] :
567 130512 &v->mv_f[0][s->block_index[i] - 2 + v->blocks_off],
568 ttblk,
569 flags,
570 i);
571 }
572
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 33491 if (s->mb_x == s->mb_width - 1) {
573
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 863 if (s->mb_y >= s->start_mb_y + 1) {
574 432 dest = s->dest[0] - 16 * s->linesize;
575 432 cbp = &v->cbp[s->mb_x - s->mb_stride];
576 432 is_intra = &v->is_intra[s->mb_x - s->mb_stride];
577 432 uvmv = &v->luma_mv[s->mb_x - s->mb_stride];
578 432 ttblk = &v->ttblk[s->mb_x - s->mb_stride];
579
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 432 flags = s->mb_y == s->start_mb_y + 1 ? TOP_EDGE : 0;
580
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 3024 for (i = 0; i < block_count; i++)
581
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 7776 vc1_p_v_loop_filter(v,
582 864 i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize : dest,
583 cbp,
584 is_intra,
585 i > 3 ? uvmv :
586 1728 &s->current_picture.motion_val[0][s->block_index[i] - 2 * s->b8_stride + v->blocks_off],
587 864 i > 3 ? &v->mv_f[0][s->block_index[i] - s->mb_stride + v->mb_off] :
588 1728 &v->mv_f[0][s->block_index[i] - 2 * s->b8_stride + v->blocks_off],
589 ttblk,
590 flags,
591 i);
592 }
593 863 dest = s->dest[0];
594 863 cbp = &v->cbp[s->mb_x];
595 863 is_intra = &v->is_intra[s->mb_x];
596 863 uvmv = &v->luma_mv[s->mb_x];
597 863 ttblk = &v->ttblk[s->mb_x];
598
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 863 flags = s->mb_y == s->start_mb_y ? TOP_EDGE | BOTTOM_EDGE : BOTTOM_EDGE;
599
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 6041 for (i = 0; i < block_count; i++)
600
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 15534 vc1_p_v_loop_filter(v,
601 1726 i > 3 ? s->dest[i - 3] : dest,
602 cbp,
603 is_intra,
604 i > 3 ? uvmv :
605 3452 &s->current_picture.motion_val[0][s->block_index[i] + v->blocks_off],
606 1726 i > 3 ? &v->mv_f[0][s->block_index[i] + v->mb_off] :
607 3452 &v->mv_f[0][s->block_index[i] + v->blocks_off],
608 ttblk,
609 flags,
610 i);
611 }
612 }
613
614
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 130549 if (s->mb_y >= s->start_mb_y + 2) {
615
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 82638 if (s->mb_x >= 2) {
616 77644 dest = s->dest[0] - 32 * s->linesize - 32;
617 77644 cbp = &v->cbp[s->mb_x - 2 * s->mb_stride - 2];
618 77644 is_intra = &v->is_intra[s->mb_x - 2 * s->mb_stride - 2];
619 77644 uvmv = &v->luma_mv[s->mb_x - 2 * s->mb_stride - 2];
620 77644 ttblk = &v->ttblk[s->mb_x - 2 * s->mb_stride - 2];
621 77644 flags = s->mb_x == 2 ? LEFT_EDGE : 0;
622
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623
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 1397592 vc1_p_h_loop_filter(v,
624 155288 i > 3 ? s->dest[i - 3] - 16 * s->uvlinesize - 16 : dest,
625 cbp,
626 is_intra,
627 i > 3 ? uvmv :
628 310576 &s->current_picture.motion_val[0][s->block_index[i] - 4 * s->b8_stride - 4 + v->blocks_off],
629 155288 i > 3 ? &v->mv_f[0][s->block_index[i] - 2 * s->mb_stride - 2 + v->mb_off] :
630 310576 &v->mv_f[0][s->block_index[i] - 4 * s->b8_stride - 4 + v->blocks_off],
631 ttblk,
632 flags,
633 i);
634 }
635
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 82638 if (s->mb_x == s->mb_width - 1) {
636
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 2497 if (s->mb_x >= 1) {
637 2497 dest = s->dest[0] - 32 * s->linesize - 16;
638 2497 cbp = &v->cbp[s->mb_x - 2 * s->mb_stride - 1];
639 2497 is_intra = &v->is_intra[s->mb_x - 2 * s->mb_stride - 1];
640 2497 uvmv = &v->luma_mv[s->mb_x - 2 * s->mb_stride - 1];
641 2497 ttblk = &v->ttblk[s->mb_x - 2 * s->mb_stride - 1];
642 2497 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
643
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 17479 for (i = 0; i < block_count; i++)
644
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 44946 vc1_p_h_loop_filter(v,
645 4994 i > 3 ? s->dest[i - 3] - 16 * s->uvlinesize - 8 : dest,
646 cbp,
647 is_intra,
648 i > 3 ? uvmv :
649 9988 &s->current_picture.motion_val[0][s->block_index[i] - 4 * s->b8_stride - 2 + v->blocks_off],
650 4994 i > 3 ? &v->mv_f[0][s->block_index[i] - 2 * s->mb_stride - 1 + v->mb_off] :
651 9988 &v->mv_f[0][s->block_index[i] - 4 * s->b8_stride - 2 + v->blocks_off],
652 ttblk,
653 flags,
654 i);
655 }
656 2497 dest = s->dest[0] - 32 * s->linesize;
657 2497 cbp = &v->cbp[s->mb_x - 2 * s->mb_stride];
658 2497 is_intra = &v->is_intra[s->mb_x - 2 * s->mb_stride];
659 2497 uvmv = &v->luma_mv[s->mb_x - 2 * s->mb_stride];
660 2497 ttblk = &v->ttblk[s->mb_x - 2 * s->mb_stride];
661
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 2497 flags = s->mb_x ? RIGHT_EDGE : LEFT_EDGE | RIGHT_EDGE;
662
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 17479 for (i = 0; i < block_count; i++)
663
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 44946 vc1_p_h_loop_filter(v,
664 4994 i > 3 ? s->dest[i - 3] - 16 * s->uvlinesize : dest,
665 cbp,
666 is_intra,
667 i > 3 ? uvmv :
668 9988 &s->current_picture.motion_val[0][s->block_index[i] - 4 * s->b8_stride + v->blocks_off],
669 4994 i > 3 ? &v->mv_f[0][s->block_index[i] - 2 * s->mb_stride + v->mb_off] :
670 9988 &v->mv_f[0][s->block_index[i] - 4 * s->b8_stride + v->blocks_off],
671 ttblk,
672 flags,
673 i);
674 }
675 }
676
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 130549 if (s->mb_y == s->end_mb_y - 1) {
677
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 33491 if (s->mb_y >= s->start_mb_y + 1) {
678
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 14420 if (s->mb_x >= 2) {
679 13556 dest = s->dest[0] - 16 * s->linesize - 32;
680 13556 cbp = &v->cbp[s->mb_x - s->mb_stride - 2];
681 13556 is_intra = &v->is_intra[s->mb_x - s->mb_stride - 2];
682 13556 uvmv = &v->luma_mv[s->mb_x - s->mb_stride - 2];
683 13556 ttblk = &v->ttblk[s->mb_x - s->mb_stride - 2];
684 13556 flags = s->mb_x == 2 ? LEFT_EDGE : 0;
685
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 94892 for (i = 0; i < block_count; i++)
686
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 244008 vc1_p_h_loop_filter(v,
687 27112 i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize - 16 : dest,
688 cbp,
689 is_intra,
690 i > 3 ? uvmv :
691 54224 &s->current_picture.motion_val[0][s->block_index[i] - 2 * s->b8_stride - 4 + v->blocks_off],
692 27112 i > 3 ? &v->mv_f[0][s->block_index[i] - s->mb_stride - 2 + v->mb_off] :
693 54224 &v->mv_f[0][s->block_index[i] - 2 * s->b8_stride - 4 + v->blocks_off],
694 ttblk,
695 flags,
696 i);
697 }
698
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 14420 if (s->mb_x == s->mb_width - 1) {
699
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 432 if (s->mb_x >= 1) {
700 432 dest = s->dest[0] - 16 * s->linesize - 16;
701 432 cbp = &v->cbp[s->mb_x - s->mb_stride - 1];
702 432 is_intra = &v->is_intra[s->mb_x - s->mb_stride - 1];
703 432 uvmv = &v->luma_mv[s->mb_x - s->mb_stride - 1];
704 432 ttblk = &v->ttblk[s->mb_x - s->mb_stride - 1];
705 432 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
706
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 3024 for (i = 0; i < block_count; i++)
707
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 7776 vc1_p_h_loop_filter(v,
708 864 i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize - 8 : dest,
709 cbp,
710 is_intra,
711 i > 3 ? uvmv :
712 1728 &s->current_picture.motion_val[0][s->block_index[i] - 2 * s->b8_stride - 2 + v->blocks_off],
713 864 i > 3 ? &v->mv_f[0][s->block_index[i] - s->mb_stride - 1 + v->mb_off] :
714 1728 &v->mv_f[0][s->block_index[i] - 2 * s->b8_stride - 2 + v->blocks_off],
715 ttblk,
716 flags,
717 i);
718 }
719 432 dest = s->dest[0] - 16 * s->linesize;
720 432 cbp = &v->cbp[s->mb_x - s->mb_stride];
721 432 is_intra = &v->is_intra[s->mb_x - s->mb_stride];
722 432 uvmv = &v->luma_mv[s->mb_x - s->mb_stride];
723 432 ttblk = &v->ttblk[s->mb_x - s->mb_stride];
724
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 432 flags = s->mb_x ? RIGHT_EDGE : LEFT_EDGE | RIGHT_EDGE;
725
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 3024 for (i = 0; i < block_count; i++)
726
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 7776 vc1_p_h_loop_filter(v,
727 864 i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize : dest,
728 cbp,
729 is_intra,
730 i > 3 ? uvmv :
731 1728 &s->current_picture.motion_val[0][s->block_index[i] - 2 * s->b8_stride + v->blocks_off],
732 864 i > 3 ? &v->mv_f[0][s->block_index[i] - s->mb_stride + v->mb_off] :
733 1728 &v->mv_f[0][s->block_index[i] - 2 * s->b8_stride + v->blocks_off],
734 ttblk,
735 flags,
736 i);
737 }
738 }
739
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 33491 if (s->mb_x >= 2) {
740 31765 dest = s->dest[0] - 32;
741 31765 cbp = &v->cbp[s->mb_x - 2];
742 31765 is_intra = &v->is_intra[s->mb_x - 2];
743 31765 uvmv = &v->luma_mv[s->mb_x - 2];
744 31765 ttblk = &v->ttblk[s->mb_x - 2];
745 31765 flags = s->mb_x == 2 ? LEFT_EDGE : 0;
746
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 222355 for (i = 0; i < block_count; i++)
747
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 571770 vc1_p_h_loop_filter(v,
748 63530 i > 3 ? s->dest[i - 3] - 16 : dest,
749 cbp,
750 is_intra,
751 i > 3 ? uvmv :
752 127060 &s->current_picture.motion_val[0][s->block_index[i] - 4 + v->blocks_off],
753 63530 i > 3 ? &v->mv_f[0][s->block_index[i] - 2 + v->mb_off] :
754 127060 &v->mv_f[0][s->block_index[i] - 4 + v->blocks_off],
755 ttblk,
756 flags,
757 i);
758 }
759
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 33491 if (s->mb_x == s->mb_width - 1) {
760
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 863 if (s->mb_x >= 1) {
761 863 dest = s->dest[0] - 16;
762 863 cbp = &v->cbp[s->mb_x - 1];
763 863 is_intra = &v->is_intra[s->mb_x - 1];
764 863 uvmv = &v->luma_mv[s->mb_x - 1];
765 863 ttblk = &v->ttblk[s->mb_x - 1];
766 863 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
767
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768
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 15534 vc1_p_h_loop_filter(v,
769 1726 i > 3 ? s->dest[i - 3] - 8 : dest,
770 cbp,
771 is_intra,
772 i > 3 ? uvmv :
773 3452 &s->current_picture.motion_val[0][s->block_index[i] - 2 + v->blocks_off],
774 1726 i > 3 ? &v->mv_f[0][s->block_index[i] - 1 + v->mb_off] :
775 3452 &v->mv_f[0][s->block_index[i] - 2 + v->blocks_off],
776 ttblk,
777 flags,
778 i);
779 }
780 863 dest = s->dest[0];
781 863 cbp = &v->cbp[s->mb_x];
782 863 is_intra = &v->is_intra[s->mb_x];
783 863 uvmv = &v->luma_mv[s->mb_x];
784 863 ttblk = &v->ttblk[s->mb_x];
785
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 863 flags = s->mb_x ? RIGHT_EDGE : LEFT_EDGE | RIGHT_EDGE;
786
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 6041 for (i = 0; i < block_count; i++)
787
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✓ Branch 5 taken 3452 times.
 15534 vc1_p_h_loop_filter(v,
788 1726 i > 3 ? s->dest[i - 3] : dest,
789 cbp,
790 is_intra,
791 i > 3 ? uvmv :
792 3452 &s->current_picture.motion_val[0][s->block_index[i] + v->blocks_off],
793 1726 i > 3 ? &v->mv_f[0][s->block_index[i] + v->mb_off] :
794 3452 &v->mv_f[0][s->block_index[i] + v->blocks_off],
795 ttblk,
796 flags,
797 i);
798 }
799 }
800 130549 }
801
802 293760 static av_always_inline void vc1_p_h_intfr_loop_filter(VC1Context *v, uint8_t *dest, int *ttblk,
803 uint32_t flags, uint8_t fieldtx, int block_num)
804 {
805 293760 MpegEncContext *s = &v->s;
806 293760 int pq = v->pq;
807 int tt;
808
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 293760 int linesize = block_num > 3 ? s->uvlinesize : s->linesize;
809 uint8_t *dst;
810
811
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 293760 if (block_num > 3)
812 97920 dst = dest;
813 else
814 195840 dst = dest + (block_num & 2) * 4 * s->linesize + (block_num & 1) * 8;
815
816 293760 tt = ttblk[0] >> (block_num * 4) & 0xf;
817
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 293760 if (block_num < 4) {
818
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 195840 if (fieldtx) {
819
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 81784 if (block_num < 2) {
820
4/4
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 40892 if (tt == TT_4X4 || tt == TT_4X8)
821 7421 v->vc1dsp.vc1_h_loop_filter8(dst + 4, 2 * linesize, pq);
822
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 40892 if (!(flags & RIGHT_EDGE) || block_num == 0)
823 40722 v->vc1dsp.vc1_h_loop_filter8(dst + 8, 2 * linesize, pq);
824 } else {
825
4/4
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 40892 if (tt == TT_4X4 || tt == TT_4X8)
826 7266 v->vc1dsp.vc1_h_loop_filter8(dst - 7 * linesize + 4, 2 * linesize, pq);
827
4/4
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 40892 if (!(flags & RIGHT_EDGE) || block_num == 2)
828 40722 v->vc1dsp.vc1_h_loop_filter8(dst - 7 * linesize + 8, 2 * linesize, pq);
829 }
830 } else {
831
4/4
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 114056 if(tt == TT_4X4 || tt == TT_4X8) {
832 22910 v->vc1dsp.vc1_h_loop_filter4(dst + 4, 2 * linesize, pq);
833 22910 v->vc1dsp.vc1_h_loop_filter4(dst + linesize + 4, 2 * linesize, pq);
834 }
835
4/4
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 114056 if (!(flags & RIGHT_EDGE) || !(block_num & 5)) {
836 113580 v->vc1dsp.vc1_h_loop_filter4(dst + 8, 2 * linesize, pq);
837 113580 v->vc1dsp.vc1_h_loop_filter4(dst + linesize + 8, 2 * linesize, pq);
838 }
839 }
840 } else {
841
4/4
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 97920 if (tt == TT_4X4 || tt == TT_4X8) {
842 12278 v->vc1dsp.vc1_h_loop_filter4(dst + 4, 2 * linesize, pq);
843 12278 v->vc1dsp.vc1_h_loop_filter4(dst + linesize + 4, 2 * linesize, pq);
844 }
845
2/2
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 97920 if (!(flags & RIGHT_EDGE)) {
846 97104 v->vc1dsp.vc1_h_loop_filter4(dst + 8, 2 * linesize, pq);
847 97104 v->vc1dsp.vc1_h_loop_filter4(dst + linesize + 8, 2 * linesize, pq);
848 }
849 }
850 293760 }
851
852 293760 static av_always_inline void vc1_p_v_intfr_loop_filter(VC1Context *v, uint8_t *dest, int *ttblk,
853 uint32_t flags, uint8_t fieldtx, int block_num)
854 {
855 293760 MpegEncContext *s = &v->s;
856 293760 int pq = v->pq;
857 int tt;
858
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 293760 int linesize = block_num > 3 ? s->uvlinesize : s->linesize;
859 uint8_t *dst;
860
861
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 293760 if (block_num > 3)
862 97920 dst = dest;
863 else
864 195840 dst = dest + (block_num & 2) * 4 * s->linesize + (block_num & 1) * 8;
865
866 293760 tt = ttblk[0] >> (block_num * 4) & 0xf;
867
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 293760 if (block_num < 4) {
868
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 195840 if (fieldtx) {
869
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 81784 if (block_num < 2) {
870
4/4
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 40892 if (tt == TT_4X4 || tt == TT_8X4)
871 7902 v->vc1dsp.vc1_v_loop_filter8(dst + 8 * linesize, 2 * linesize, pq);
872
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 40892 if (!(flags & BOTTOM_EDGE))
873 40500 v->vc1dsp.vc1_v_loop_filter8(dst + 16 * linesize, 2 * linesize, pq);
874 } else {
875
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 40892 if (tt == TT_4X4 || tt == TT_8X4)
876 7576 v->vc1dsp.vc1_v_loop_filter8(dst + linesize, 2 * linesize, pq);
877
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 40892 if (!(flags & BOTTOM_EDGE))
878 40500 v->vc1dsp.vc1_v_loop_filter8(dst + 9 * linesize, 2 * linesize, pq);
879 }
880 } else {
881
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 114056 if (block_num < 2) {
882
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 57028 if (!(flags & TOP_EDGE) && (tt == TT_4X4 || tt == TT_8X4)) {
883 9647 v->vc1dsp.vc1_v_loop_filter8(dst + 4 * linesize, 2 * linesize, pq);
884 9647 v->vc1dsp.vc1_v_loop_filter8(dst + 5 * linesize, 2 * linesize, pq);
885 }
886 57028 v->vc1dsp.vc1_v_loop_filter8(dst + 8 * linesize, 2 * linesize, pq);
887 57028 v->vc1dsp.vc1_v_loop_filter8(dst + 9 * linesize, 2 * linesize, pq);
888
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 57028 } else if (!(flags & BOTTOM_EDGE)) {
889
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 55980 if (tt == TT_4X4 || tt == TT_8X4) {
890 9613 v->vc1dsp.vc1_v_loop_filter8(dst + 4 * linesize, 2 * linesize, pq);
891 9613 v->vc1dsp.vc1_v_loop_filter8(dst + 5 * linesize, 2 * linesize, pq);
892 }
893 55980 v->vc1dsp.vc1_v_loop_filter8(dst + 8 * linesize, 2 * linesize, pq);
894 55980 v->vc1dsp.vc1_v_loop_filter8(dst + 9 * linesize, 2 * linesize, pq);
895 }
896 }
897 } else {
898
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 97920 if (!(flags & BOTTOM_EDGE)) {
899
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 96480 if (!(flags & TOP_EDGE) && (tt == TT_4X4 || tt == TT_8X4)) {
900 9701 v->vc1dsp.vc1_v_loop_filter8(dst + 4 * linesize, 2 * linesize, pq);
901 9701 v->vc1dsp.vc1_v_loop_filter8(dst + 5 * linesize, 2 * linesize, pq);
902 }
903 96480 v->vc1dsp.vc1_v_loop_filter8(dst + 8 * linesize, 2 * linesize, pq);
904 96480 v->vc1dsp.vc1_v_loop_filter8(dst + 9 * linesize, 2 * linesize, pq);
905 }
906 }
907 293760 }
908
909 48960 void ff_vc1_p_intfr_loop_filter(VC1Context *v)
910 {
911 48960 MpegEncContext *s = &v->s;
912 48960 int block_count = CONFIG_GRAY && (s->avctx->flags & AV_CODEC_FLAG_GRAY) ? 4 : 6;
913 48960 int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
914 uint8_t *dest;
915 int *ttblk;
916 uint32_t flags;
917 uint8_t fieldtx;
918 int i;
919
920 /* Within a MB, the vertical loop filter always runs before the horizontal.
921 * To accomplish that, we run the V loop filter on all applicable
922 * horizontal borders of the MB above the last overlap filtered MB. Then,
923 * we wait for the loop filter iteration on the next row and next column to
924 * do H loop filter on all applicable vertical borders of this MB.
925 * Therefore, the loop filter trails by two rows and one column relative to
926 * the overlap filter and two rows and two columns relative to the decoding
927 * loop. */
928
2/2
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✓ Branch 1 taken 408 times.
 48960 if (s->mb_x) {
929
2/2
✓ Branch 0 taken 47838 times.
✓ Branch 1 taken 714 times.
 48552 if (s->mb_y >= s->start_mb_y + 1) {
930 47838 dest = s->dest[0] - 16 * s->linesize - 16;
931 47838 ttblk = &v->ttblk[s->mb_x - s->mb_stride - 1];
932
2/2
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✓ Branch 1 taken 47124 times.
 47838 flags = s->mb_y == s->start_mb_y + 1 ? TOP_EDGE : 0;
933 47838 fieldtx = v->fieldtx_plane[mb_pos - s->mb_stride - 1];
934
2/2
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✓ Branch 1 taken 47838 times.
 334866 for (i = 0; i < block_count; i++)
935
2/2
✓ Branch 0 taken 95676 times.
✓ Branch 1 taken 191352 times.
 382704 vc1_p_v_intfr_loop_filter(v,
936 95676 i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize - 8 : dest,
937 ttblk,
938 flags,
939 fieldtx,
940 i);
941 }
942 }
943
2/2
✓ Branch 0 taken 408 times.
✓ Branch 1 taken 48552 times.
 48960 if (s->mb_x == s->mb_width - 1) {
944
2/2
✓ Branch 0 taken 402 times.
✓ Branch 1 taken 6 times.
 408 if (s->mb_y >= s->start_mb_y + 1) {
945 402 dest = s->dest[0] - 16 * s->linesize;
946 402 ttblk = &v->ttblk[s->mb_x - s->mb_stride];
947
2/2
✓ Branch 0 taken 6 times.
✓ Branch 1 taken 396 times.
 402 flags = s->mb_y == s->start_mb_y + 1 ? TOP_EDGE : 0;
948 402 fieldtx = v->fieldtx_plane[mb_pos - s->mb_stride];
949
2/2
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✓ Branch 1 taken 402 times.
 2814 for (i = 0; i < block_count; i++)
950
2/2
✓ Branch 0 taken 804 times.
✓ Branch 1 taken 1608 times.
 3216 vc1_p_v_intfr_loop_filter(v,
951 804 i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize : dest,
952 ttblk,
953 flags,
954 fieldtx,
955 i);
956 }
957 }
958
2/2
✓ Branch 0 taken 720 times.
✓ Branch 1 taken 48240 times.
 48960 if (s->mb_y == s->end_mb_y - 1) {
959
2/2
✓ Branch 0 taken 714 times.
✓ Branch 1 taken 6 times.
 720 if (s->mb_x) {
960 714 dest = s->dest[0] - 16;
961 714 ttblk = &v->ttblk[s->mb_x - 1];
962
1/2
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✓ Branch 1 taken 714 times.
 714 flags = s->mb_y == s->start_mb_y ? TOP_EDGE | BOTTOM_EDGE : BOTTOM_EDGE;
963 714 fieldtx = v->fieldtx_plane[mb_pos - 1];
964
2/2
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✓ Branch 1 taken 714 times.
 4998 for (i = 0; i < block_count; i++)
965
2/2
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✓ Branch 1 taken 2856 times.
 5712 vc1_p_v_intfr_loop_filter(v,
966 1428 i > 3 ? s->dest[i - 3] - 8 : dest,
967 ttblk,
968 flags,
969 fieldtx,
970 i);
971 }
972
2/2
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✓ Branch 1 taken 714 times.
 720 if (s->mb_x == s->mb_width - 1) {
973 6 dest = s->dest[0];
974 6 ttblk = &v->ttblk[s->mb_x];
975
1/2
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✓ Branch 1 taken 6 times.
 6 flags = s->mb_y == s->start_mb_y ? TOP_EDGE | BOTTOM_EDGE : BOTTOM_EDGE;
976 6 fieldtx = v->fieldtx_plane[mb_pos];
977
2/2
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✓ Branch 1 taken 6 times.
 42 for (i = 0; i < block_count; i++)
978
2/2
✓ Branch 0 taken 12 times.
✓ Branch 1 taken 24 times.
 48 vc1_p_v_intfr_loop_filter(v,
979 12 i > 3 ? s->dest[i - 3] : dest,
980 ttblk,
981 flags,
982 fieldtx,
983 i);
984 }
985 }
986
987
2/2
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✓ Branch 1 taken 1440 times.
 48960 if (s->mb_y >= s->start_mb_y + 2) {
988
2/2
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✓ Branch 1 taken 792 times.
 47520 if (s->mb_x >= 2) {
989 46728 dest = s->dest[0] - 32 * s->linesize - 32;
990 46728 ttblk = &v->ttblk[s->mb_x - 2 * s->mb_stride - 2];
991 46728 flags = s->mb_x == 2 ? LEFT_EDGE : 0;
992 46728 fieldtx = v->fieldtx_plane[mb_pos - 2 * s->mb_stride - 2];
993
2/2
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✓ Branch 1 taken 46728 times.
 327096 for (i = 0; i < block_count; i++)
994
2/2
✓ Branch 0 taken 93456 times.
✓ Branch 1 taken 186912 times.
 373824 vc1_p_h_intfr_loop_filter(v,
995 93456 i > 3 ? s->dest[i - 3] - 16 * s->uvlinesize - 16 : dest,
996 ttblk,
997 flags,
998 fieldtx,
999 i);
1000 }
1001
2/2
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✓ Branch 1 taken 47124 times.
 47520 if (s->mb_x == s->mb_width - 1) {
1002
1/2
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✗ Branch 1 not taken.
 396 if (s->mb_x >= 1) {
1003 396 dest = s->dest[0] - 32 * s->linesize - 16;
1004 396 ttblk = &v->ttblk[s->mb_x - 2 * s->mb_stride - 1];
1005 396 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
1006 396 fieldtx = v->fieldtx_plane[mb_pos - 2 * s->mb_stride - 1];
1007
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✓ Branch 1 taken 396 times.
 2772 for (i = 0; i < block_count; i++)
1008
2/2
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✓ Branch 1 taken 1584 times.
 3168 vc1_p_h_intfr_loop_filter(v,
1009 792 i > 3 ? s->dest[i - 3] - 16 * s->uvlinesize - 8 : dest,
1010 ttblk,
1011 flags,
1012 fieldtx,
1013 i);
1014 }
1015 396 dest = s->dest[0] - 32 * s->linesize;
1016 396 ttblk = &v->ttblk[s->mb_x - 2 * s->mb_stride];
1017
1/2
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✗ Branch 1 not taken.
 396 flags = s->mb_x ? RIGHT_EDGE : LEFT_EDGE | RIGHT_EDGE;
1018 396 fieldtx = v->fieldtx_plane[mb_pos - 2 * s->mb_stride];
1019
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✓ Branch 1 taken 396 times.
 2772 for (i = 0; i < block_count; i++)
1020
2/2
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✓ Branch 1 taken 1584 times.
 3168 vc1_p_h_intfr_loop_filter(v,
1021 792 i > 3 ? s->dest[i - 3] - 16 * s->uvlinesize : dest,
1022 ttblk,
1023 flags,
1024 fieldtx,
1025 i);
1026 }
1027 }
1028
2/2
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✓ Branch 1 taken 48240 times.
 48960 if (s->mb_y == s->end_mb_y - 1) {
1029
1/2
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✗ Branch 1 not taken.
 720 if (s->mb_y >= s->start_mb_y + 1) {
1030
2/2
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✓ Branch 1 taken 12 times.
 720 if (s->mb_x >= 2) {
1031 708 dest = s->dest[0] - 16 * s->linesize - 32;
1032 708 ttblk = &v->ttblk[s->mb_x - s->mb_stride - 2];
1033 708 flags = s->mb_x == 2 ? LEFT_EDGE : 0;
1034 708 fieldtx = v->fieldtx_plane[mb_pos - s->mb_stride - 2];
1035
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✓ Branch 1 taken 708 times.
 4956 for (i = 0; i < block_count; i++)
1036
2/2
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✓ Branch 1 taken 2832 times.
 5664 vc1_p_h_intfr_loop_filter(v,
1037 1416 i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize - 16 : dest,
1038 ttblk,
1039 flags,
1040 fieldtx,
1041 i);
1042 }
1043
2/2
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✓ Branch 1 taken 714 times.
 720 if (s->mb_x == s->mb_width - 1) {
1044
1/2
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✗ Branch 1 not taken.
 6 if (s->mb_x >= 1) {
1045 6 dest = s->dest[0] - 16 * s->linesize - 16;
1046 6 ttblk = &v->ttblk[s->mb_x - s->mb_stride - 1];
1047 6 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
1048 6 fieldtx = v->fieldtx_plane[mb_pos - s->mb_stride - 1];
1049
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✓ Branch 1 taken 6 times.
 42 for (i = 0; i < block_count; i++)
1050
2/2
✓ Branch 0 taken 12 times.
✓ Branch 1 taken 24 times.
 48 vc1_p_h_intfr_loop_filter(v,
1051 12 i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize - 8 : dest,
1052 ttblk,
1053 flags,
1054 fieldtx,
1055 i);
1056 }
1057 6 dest = s->dest[0] - 16 * s->linesize;
1058 6 ttblk = &v->ttblk[s->mb_x - s->mb_stride];
1059
1/2
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✗ Branch 1 not taken.
 6 flags = s->mb_x ? RIGHT_EDGE : LEFT_EDGE | RIGHT_EDGE;
1060 6 fieldtx = v->fieldtx_plane[mb_pos - s->mb_stride];
1061
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✓ Branch 1 taken 6 times.
 42 for (i = 0; i < block_count; i++)
1062
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✓ Branch 1 taken 24 times.
 48 vc1_p_h_intfr_loop_filter(v,
1063 12 i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize : dest,
1064 ttblk,
1065 flags,
1066 fieldtx,
1067 i);
1068 }
1069 }
1070
2/2
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✓ Branch 1 taken 12 times.
 720 if (s->mb_x >= 2) {
1071 708 dest = s->dest[0] - 32;
1072 708 ttblk = &v->ttblk[s->mb_x - 2];
1073 708 flags = s->mb_x == 2 ? LEFT_EDGE : 0;
1074 708 fieldtx = v->fieldtx_plane[mb_pos - 2];
1075
2/2
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✓ Branch 1 taken 708 times.
 4956 for (i = 0; i < block_count; i++)
1076
2/2
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✓ Branch 1 taken 2832 times.
 5664 vc1_p_h_intfr_loop_filter(v,
1077 1416 i > 3 ? s->dest[i - 3] - 16 : dest,
1078 ttblk,
1079 flags,
1080 fieldtx,
1081 i);
1082 }
1083
2/2
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✓ Branch 1 taken 714 times.
 720 if (s->mb_x == s->mb_width - 1) {
1084
1/2
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✗ Branch 1 not taken.
 6 if (s->mb_x >= 1) {
1085 6 dest = s->dest[0] - 16;
1086 6 ttblk = &v->ttblk[s->mb_x - 1];
1087 6 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
1088 6 fieldtx = v->fieldtx_plane[mb_pos - 1];
1089
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✓ Branch 1 taken 6 times.
 42 for (i = 0; i < block_count; i++)
1090
2/2
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✓ Branch 1 taken 24 times.
 48 vc1_p_h_intfr_loop_filter(v,
1091 12 i > 3 ? s->dest[i - 3] - 8 : dest,
1092 ttblk,
1093 flags,
1094 fieldtx,
1095 i);
1096 }
1097 6 dest = s->dest[0];
1098 6 ttblk = &v->ttblk[s->mb_x];
1099
1/2
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✗ Branch 1 not taken.
 6 flags = s->mb_x ? RIGHT_EDGE : LEFT_EDGE | RIGHT_EDGE;
1100 6 fieldtx = v->fieldtx_plane[mb_pos];
1101
2/2
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✓ Branch 1 taken 6 times.
 42 for (i = 0; i < block_count; i++)
1102
2/2
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✓ Branch 1 taken 24 times.
 48 vc1_p_h_intfr_loop_filter(v,
1103 12 i > 3 ? s->dest[i - 3] : dest,
1104 ttblk,
1105 flags,
1106 fieldtx,
1107 i);
1108 }
1109 }
1110 48960 }
1111
1112 309240 static av_always_inline void vc1_b_h_intfi_loop_filter(VC1Context *v, uint8_t *dest, uint32_t *cbp,
1113 int *ttblk, uint32_t flags, int block_num)
1114 {
1115 309240 MpegEncContext *s = &v->s;
1116 309240 int pq = v->pq;
1117 uint8_t *dst;
1118 309240 uint32_t block_cbp = cbp[0] >> (block_num * 4);
1119 int tt;
1120
2/2
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✓ Branch 1 taken 206160 times.
 309240 int idx, linesize = block_num > 3 ? s->uvlinesize : s->linesize;
1121
1122
2/2
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✓ Branch 1 taken 206160 times.
 309240 if (block_num > 3)
1123 103080 dst = dest;
1124 else
1125 206160 dst = dest + (block_num & 2) * 4 * s->linesize + (block_num & 1) * 8;
1126
1127
4/4
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✓ Branch 1 taken 305088 times.
✓ Branch 2 taken 1384 times.
✓ Branch 3 taken 2768 times.
 309240 if (!(flags & RIGHT_EDGE) || !(block_num & 5)) {
1128
2/2
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✓ Branch 1 taken 204776 times.
 306472 if (block_num > 3)
1129 101696 v->vc1dsp.vc1_h_loop_filter8(dst + 8, linesize, pq);
1130 else
1131 204776 v->vc1dsp.vc1_h_loop_filter8(dst + 8, linesize, pq);
1132 }
1133
1134 309240 tt = ttblk[0] >> (block_num * 4) & 0xf;
1135
4/4
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✓ Branch 1 taken 14784 times.
✓ Branch 2 taken 23865 times.
✓ Branch 3 taken 270591 times.
 309240 if (tt == TT_4X4 || tt == TT_4X8) {
1136 38649 idx = (block_cbp | (block_cbp >> 1)) & 5;
1137
2/2
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✓ Branch 1 taken 3730 times.
 38649 if (idx & 1)
1138 34919 v->vc1dsp.vc1_h_loop_filter4(dst + 4 * linesize + 4, linesize, pq);
1139
2/2
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✓ Branch 1 taken 4139 times.
 38649 if (idx & 4)
1140 34510 v->vc1dsp.vc1_h_loop_filter4(dst + 4, linesize, pq);
1141 }
1142 309240 }
1143
1144 309240 static av_always_inline void vc1_b_v_intfi_loop_filter(VC1Context *v, uint8_t *dest, uint32_t *cbp,
1145 int *ttblk, uint32_t flags, int block_num)
1146 {
1147 309240 MpegEncContext *s = &v->s;
1148 309240 int pq = v->pq;
1149 uint8_t *dst;
1150 309240 uint32_t block_cbp = cbp[0] >> (block_num * 4);
1151 int tt;
1152
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✓ Branch 1 taken 206160 times.
 309240 int idx, linesize = block_num > 3 ? s->uvlinesize : s->linesize;
1153
1154
2/2
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✓ Branch 1 taken 206160 times.
 309240 if (block_num > 3)
1155 103080 dst = dest;
1156 else
1157 206160 dst = dest + (block_num & 2) * 4 * s->linesize + (block_num & 1) * 8;
1158
1159
4/4
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✓ Branch 1 taken 295920 times.
✓ Branch 2 taken 4440 times.
✓ Branch 3 taken 8880 times.
 309240 if(!(flags & BOTTOM_EDGE) || block_num < 2)
1160 300360 v->vc1dsp.vc1_v_loop_filter8(dst + 8 * linesize, linesize, pq);
1161
1162 309240 tt = ttblk[0] >> (block_num * 4) & 0xf;
1163
4/4
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✓ Branch 1 taken 14784 times.
✓ Branch 2 taken 23465 times.
✓ Branch 3 taken 270991 times.
 309240 if (tt == TT_4X4 || tt == TT_8X4) {
1164 38249 idx = (block_cbp | (block_cbp >> 2)) & 3;
1165
2/2
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✓ Branch 1 taken 3636 times.
 38249 if (idx & 1)
1166 34613 v->vc1dsp.vc1_v_loop_filter4(dst + 4 * linesize + 4, linesize, pq);
1167
2/2
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✓ Branch 1 taken 3320 times.
 38249 if (idx & 2)
1168 34929 v->vc1dsp.vc1_v_loop_filter4(dst + 4 * linesize, linesize, pq);
1169 }
1170 309240 }
1171
1172 51540 void ff_vc1_b_intfi_loop_filter(VC1Context *v)
1173 {
1174 51540 MpegEncContext *s = &v->s;
1175 51540 int block_count = CONFIG_GRAY && (s->avctx->flags & AV_CODEC_FLAG_GRAY) ? 4 : 6;
1176 uint8_t *dest;
1177 uint32_t *cbp;
1178 int *ttblk;
1179 51540 uint32_t flags = 0;
1180 int i;
1181
1182 /* Within a MB, the vertical loop filter always runs before the horizontal.
1183 * To accomplish that, we run the V loop filter on all applicable
1184 * horizontal borders of the MB above the currently decoded MB. Then,
1185 * we wait for the next loop filter iteration to do H loop filter on all
1186 * applicable vertical borders of this MB. Therefore, the loop filter
1187 * trails by one row and one column relative to the decoding loop. */
1188
2/2
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✓ Branch 1 taken 2220 times.
 51540 if (!s->first_slice_line) {
1189 49320 dest = s->dest[0] - 16 * s->linesize;
1190 49320 cbp = &v->cbp[s->mb_x - s->mb_stride];
1191 49320 ttblk = &v->ttblk[s->mb_x - s->mb_stride];
1192
2/2
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✓ Branch 1 taken 47100 times.
 49320 flags = s->mb_y == s->start_mb_y + 1 ? TOP_EDGE : 0;
1193
2/2
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✓ Branch 1 taken 49320 times.
 345240 for (i = 0; i < block_count; i++)
1194
2/2
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✓ Branch 1 taken 197280 times.
 295920 vc1_b_v_intfi_loop_filter(v, i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize : dest, cbp, ttblk, flags, i);
1195 }
1196
2/2
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✓ Branch 1 taken 49320 times.
 51540 if (s->mb_y == s->end_mb_y - 1) {
1197 2220 dest = s->dest[0];
1198 2220 cbp = &v->cbp[s->mb_x];
1199 2220 ttblk = &v->ttblk[s->mb_x];
1200
1/2
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✓ Branch 1 taken 2220 times.
 2220 flags = s->first_slice_line ? TOP_EDGE | BOTTOM_EDGE : BOTTOM_EDGE;
1201
2/2
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✓ Branch 1 taken 2220 times.
 15540 for (i = 0; i < block_count; i++)
1202
2/2
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✓ Branch 1 taken 8880 times.
 13320 vc1_b_v_intfi_loop_filter(v, i > 3 ? s->dest[i - 3] : dest, cbp, ttblk, flags, i);
1203 }
1204
1205
2/2
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✓ Branch 1 taken 2220 times.
 51540 if (!s->first_slice_line) {
1206 49320 dest = s->dest[0] - 16 * s->linesize - 16;
1207 49320 cbp = &v->cbp[s->mb_x - s->mb_stride - 1];
1208 49320 ttblk = &v->ttblk[s->mb_x - s->mb_stride - 1];
1209
2/2
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✓ Branch 1 taken 656 times.
 49320 if (s->mb_x) {
1210 48664 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
1211
2/2
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✓ Branch 1 taken 48664 times.
 340648 for (i = 0; i < block_count; i++)
1212
2/2
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✓ Branch 1 taken 194656 times.
 291984 vc1_b_h_intfi_loop_filter(v, i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize - 8 : dest, cbp, ttblk, flags, i);
1213 }
1214
2/2
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✓ Branch 1 taken 48664 times.
 49320 if (s->mb_x == s->mb_width - 1) {
1215 656 dest += 16;
1216 656 cbp++;
1217 656 ttblk++;
1218
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✓ Branch 1 taken 656 times.
 656 flags = s->mb_x == 0 ? LEFT_EDGE | RIGHT_EDGE : RIGHT_EDGE;
1219
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✓ Branch 1 taken 656 times.
 4592 for (i = 0; i < block_count; i++)
1220
2/2
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✓ Branch 1 taken 2624 times.
 3936 vc1_b_h_intfi_loop_filter(v, i > 3 ? s->dest[i - 3] - 8 * s->uvlinesize : dest, cbp, ttblk, flags, i);
1221 }
1222 }
1223
2/2
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✓ Branch 1 taken 49320 times.
 51540 if (s->mb_y == s->end_mb_y - 1) {
1224 2220 dest = s->dest[0] - 16;
1225 2220 cbp = &v->cbp[s->mb_x - 1];
1226 2220 ttblk = &v->ttblk[s->mb_x - 1];
1227
2/2
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✓ Branch 1 taken 36 times.
 2220 if (s->mb_x) {
1228 2184 flags = s->mb_x == 1 ? LEFT_EDGE : 0;
1229
2/2
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✓ Branch 1 taken 2184 times.
 15288 for (i = 0; i < block_count; i++)
1230
2/2
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✓ Branch 1 taken 8736 times.
 13104 vc1_b_h_intfi_loop_filter(v, i > 3 ? s->dest[i - 3] - 8 : dest, cbp, ttblk, flags, i);
1231 }
1232
2/2
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✓ Branch 1 taken 2184 times.
 2220 if (s->mb_x == s->mb_width - 1) {
1233 36 dest += 16;
1234 36 cbp++;
1235 36 ttblk++;
1236
1/2
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✓ Branch 1 taken 36 times.
 36 flags = s->mb_x == 0 ? LEFT_EDGE | RIGHT_EDGE : RIGHT_EDGE;
1237
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✓ Branch 1 taken 36 times.
 252 for (i = 0; i < block_count; i++)
1238
2/2
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✓ Branch 1 taken 144 times.
 216 vc1_b_h_intfi_loop_filter(v, i > 3 ? s->dest[i - 3] : dest, cbp, ttblk, flags, i);
1239 }
1240 }
1241 51540 }
1242