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1 | /* | ||
2 | * Error resilience / concealment | ||
3 | * | ||
4 | * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> | ||
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 | |||
23 | /** | ||
24 | * @file | ||
25 | * Error resilience / concealment. | ||
26 | */ | ||
27 | |||
28 | #include <limits.h> | ||
29 | |||
30 | #include "libavutil/internal.h" | ||
31 | #include "avcodec.h" | ||
32 | #include "error_resilience.h" | ||
33 | #include "me_cmp.h" | ||
34 | #include "mpegutils.h" | ||
35 | #include "mpegvideo.h" | ||
36 | #include "rectangle.h" | ||
37 | #include "threadframe.h" | ||
38 | |||
39 | /** | ||
40 | * @param stride the number of MVs to get to the next row | ||
41 | * @param mv_step the number of MVs per row or column in a macroblock | ||
42 | */ | ||
43 | 3359 | static void set_mv_strides(ERContext *s, ptrdiff_t *mv_step, ptrdiff_t *stride) | |
44 | { | ||
45 |
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3359 | if (s->avctx->codec_id == AV_CODEC_ID_H264) { |
46 |
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7 | av_assert0(s->quarter_sample); |
47 | 7 | *mv_step = 4; | |
48 | 7 | *stride = s->mb_width * 4; | |
49 | } else { | ||
50 | 3352 | *mv_step = 2; | |
51 | 3352 | *stride = s->b8_stride; | |
52 | } | ||
53 | 3359 | } | |
54 | |||
55 | /** | ||
56 | * Replace the current MB with a flat dc-only version. | ||
57 | */ | ||
58 | 255 | static void put_dc(ERContext *s, uint8_t *dest_y, uint8_t *dest_cb, | |
59 | uint8_t *dest_cr, int mb_x, int mb_y) | ||
60 | { | ||
61 | 255 | int *linesize = s->cur_pic.f->linesize; | |
62 | int dc, dcu, dcv, y, i; | ||
63 |
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1275 | for (i = 0; i < 4; i++) { |
64 | 1020 | dc = s->dc_val[0][mb_x * 2 + (i & 1) + (mb_y * 2 + (i >> 1)) * s->b8_stride]; | |
65 |
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1020 | if (dc < 0) |
66 | 17 | dc = 0; | |
67 |
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1003 | else if (dc > 2040) |
68 | 8 | dc = 2040; | |
69 |
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9180 | for (y = 0; y < 8; y++) { |
70 | int x; | ||
71 |
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73440 | for (x = 0; x < 8; x++) |
72 | 65280 | dest_y[x + (i & 1) * 8 + (y + (i >> 1) * 8) * linesize[0]] = dc / 8; | |
73 | } | ||
74 | } | ||
75 | 255 | dcu = s->dc_val[1][mb_x + mb_y * s->mb_stride]; | |
76 | 255 | dcv = s->dc_val[2][mb_x + mb_y * s->mb_stride]; | |
77 |
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255 | if (dcu < 0) |
78 | ✗ | dcu = 0; | |
79 |
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255 | else if (dcu > 2040) |
80 | ✗ | dcu = 2040; | |
81 |
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255 | if (dcv < 0) |
82 | ✗ | dcv = 0; | |
83 |
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255 | else if (dcv > 2040) |
84 | ✗ | dcv = 2040; | |
85 | |||
86 |
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255 | if (dest_cr) |
87 |
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2295 | for (y = 0; y < 8; y++) { |
88 | int x; | ||
89 |
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18360 | for (x = 0; x < 8; x++) { |
90 | 16320 | dest_cb[x + y * linesize[1]] = dcu / 8; | |
91 | 16320 | dest_cr[x + y * linesize[2]] = dcv / 8; | |
92 | } | ||
93 | } | ||
94 | 255 | } | |
95 | |||
96 | 505 | static void filter181(int16_t *data, int width, int height, ptrdiff_t stride) | |
97 | { | ||
98 | int x, y; | ||
99 | |||
100 | /* horizontal filter */ | ||
101 |
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22061 | for (y = 1; y < height - 1; y++) { |
102 | 21556 | int prev_dc = data[0 + y * stride]; | |
103 | |||
104 |
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1319636 | for (x = 1; x < width - 1; x++) { |
105 | int dc; | ||
106 | 1298080 | dc = -prev_dc + | |
107 | 1298080 | data[x + y * stride] * 8 - | |
108 | 1298080 | data[x + 1 + y * stride]; | |
109 | 1298080 | dc = (av_clip(dc, INT_MIN/10923, INT_MAX/10923 - 32768) * 10923 + 32768) >> 16; | |
110 | 1298080 | prev_dc = data[x + y * stride]; | |
111 | 1298080 | data[x + y * stride] = dc; | |
112 | } | ||
113 | } | ||
114 | |||
115 | /* vertical filter */ | ||
116 |
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27323 | for (x = 1; x < width - 1; x++) { |
117 | 26818 | int prev_dc = data[x]; | |
118 | |||
119 |
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1324898 | for (y = 1; y < height - 1; y++) { |
120 | int dc; | ||
121 | |||
122 | 1298080 | dc = -prev_dc + | |
123 | 1298080 | data[x + y * stride] * 8 - | |
124 | 1298080 | data[x + (y + 1) * stride]; | |
125 | 1298080 | dc = (av_clip(dc, INT_MIN/10923, INT_MAX/10923 - 32768) * 10923 + 32768) >> 16; | |
126 | 1298080 | prev_dc = data[x + y * stride]; | |
127 | 1298080 | data[x + y * stride] = dc; | |
128 | } | ||
129 | } | ||
130 | 505 | } | |
131 | |||
132 | /** | ||
133 | * guess the dc of blocks which do not have an undamaged dc | ||
134 | * @param w width in 8 pixel blocks | ||
135 | * @param h height in 8 pixel blocks | ||
136 | */ | ||
137 | 1515 | static void guess_dc(ERContext *s, int16_t *dc, int w, | |
138 | int h, ptrdiff_t stride, int is_luma) | ||
139 | { | ||
140 | int b_x, b_y; | ||
141 | 1515 | int16_t (*col )[4] = av_malloc_array(stride, h*sizeof( int16_t)*4); | |
142 | 1515 | uint32_t (*dist)[4] = av_malloc_array(stride, h*sizeof(uint32_t)*4); | |
143 | |||
144 |
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1515 | if(!col || !dist) { |
145 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "guess_dc() is out of memory\n"); | |
146 | ✗ | goto fail; | |
147 | } | ||
148 | |||
149 |
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46647 | for(b_y=0; b_y<h; b_y++){ |
150 | 45132 | int color= 1024; | |
151 | 45132 | int distance= -1; | |
152 |
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2140404 | for(b_x=0; b_x<w; b_x++){ |
153 | 2095272 | int mb_index_j= (b_x>>is_luma) + (b_y>>is_luma)*s->mb_stride; | |
154 | 2095272 | int error_j= s->error_status_table[mb_index_j]; | |
155 | 2095272 | int intra_j = IS_INTRA(s->cur_pic.mb_type[mb_index_j]); | |
156 |
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2095272 | if(intra_j==0 || !(error_j&ER_DC_ERROR)){ |
157 | 2093742 | color= dc[b_x + b_y*stride]; | |
158 | 2093742 | distance= b_x; | |
159 | } | ||
160 | 2095272 | col [b_x + b_y*stride][1]= color; | |
161 |
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2095272 | dist[b_x + b_y*stride][1]= distance >= 0 ? b_x-distance : 9999; |
162 | } | ||
163 | 45132 | color= 1024; | |
164 | 45132 | distance= -1; | |
165 |
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2140404 | for(b_x=w-1; b_x>=0; b_x--){ |
166 | 2095272 | int mb_index_j= (b_x>>is_luma) + (b_y>>is_luma)*s->mb_stride; | |
167 | 2095272 | int error_j= s->error_status_table[mb_index_j]; | |
168 | 2095272 | int intra_j = IS_INTRA(s->cur_pic.mb_type[mb_index_j]); | |
169 |
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2095272 | if(intra_j==0 || !(error_j&ER_DC_ERROR)){ |
170 | 2093742 | color= dc[b_x + b_y*stride]; | |
171 | 2093742 | distance= b_x; | |
172 | } | ||
173 | 2095272 | col [b_x + b_y*stride][0]= color; | |
174 |
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2095272 | dist[b_x + b_y*stride][0]= distance >= 0 ? distance-b_x : 9999; |
175 | } | ||
176 | } | ||
177 |
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57171 | for(b_x=0; b_x<w; b_x++){ |
178 | 55656 | int color= 1024; | |
179 | 55656 | int distance= -1; | |
180 |
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2150928 | for(b_y=0; b_y<h; b_y++){ |
181 | 2095272 | int mb_index_j= (b_x>>is_luma) + (b_y>>is_luma)*s->mb_stride; | |
182 | 2095272 | int error_j= s->error_status_table[mb_index_j]; | |
183 | 2095272 | int intra_j = IS_INTRA(s->cur_pic.mb_type[mb_index_j]); | |
184 |
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2095272 | if(intra_j==0 || !(error_j&ER_DC_ERROR)){ |
185 | 2093742 | color= dc[b_x + b_y*stride]; | |
186 | 2093742 | distance= b_y; | |
187 | } | ||
188 | 2095272 | col [b_x + b_y*stride][3]= color; | |
189 |
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2095272 | dist[b_x + b_y*stride][3]= distance >= 0 ? b_y-distance : 9999; |
190 | } | ||
191 | 55656 | color= 1024; | |
192 | 55656 | distance= -1; | |
193 |
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2150928 | for(b_y=h-1; b_y>=0; b_y--){ |
194 | 2095272 | int mb_index_j= (b_x>>is_luma) + (b_y>>is_luma)*s->mb_stride; | |
195 | 2095272 | int error_j= s->error_status_table[mb_index_j]; | |
196 | 2095272 | int intra_j = IS_INTRA(s->cur_pic.mb_type[mb_index_j]); | |
197 |
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2095272 | if(intra_j==0 || !(error_j&ER_DC_ERROR)){ |
198 | 2093742 | color= dc[b_x + b_y*stride]; | |
199 | 2093742 | distance= b_y; | |
200 | } | ||
201 | 2095272 | col [b_x + b_y*stride][2]= color; | |
202 |
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2095272 | dist[b_x + b_y*stride][2]= distance >= 0 ? distance-b_y : 9999; |
203 | } | ||
204 | } | ||
205 | |||
206 |
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46647 | for (b_y = 0; b_y < h; b_y++) { |
207 |
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2140404 | for (b_x = 0; b_x < w; b_x++) { |
208 | int mb_index, error, j; | ||
209 | int64_t guess, weight_sum; | ||
210 | 2095272 | mb_index = (b_x >> is_luma) + (b_y >> is_luma) * s->mb_stride; | |
211 | 2095272 | error = s->error_status_table[mb_index]; | |
212 | |||
213 |
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2095272 | if (IS_INTER(s->cur_pic.mb_type[mb_index])) |
214 | 1913868 | continue; // inter | |
215 |
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181404 | if (!(error & ER_DC_ERROR)) |
216 | 179874 | continue; // dc-ok | |
217 | |||
218 | 1530 | weight_sum = 0; | |
219 | 1530 | guess = 0; | |
220 |
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7650 | for (j = 0; j < 4; j++) { |
221 | 6120 | int64_t weight = 256 * 256 * 256 * 16 / FFMAX(dist[b_x + b_y*stride][j], 1); | |
222 | 6120 | guess += weight*(int64_t)col[b_x + b_y*stride][j]; | |
223 | 6120 | weight_sum += weight; | |
224 | } | ||
225 | 1530 | guess = (guess + weight_sum / 2) / weight_sum; | |
226 | 1530 | dc[b_x + b_y * stride] = guess; | |
227 | } | ||
228 | } | ||
229 | |||
230 | 1515 | fail: | |
231 | 1515 | av_freep(&col); | |
232 | 1515 | av_freep(&dist); | |
233 | 1515 | } | |
234 | |||
235 | /** | ||
236 | * simple horizontal deblocking filter used for error resilience | ||
237 | * @param w width in 8 pixel blocks | ||
238 | * @param h height in 8 pixel blocks | ||
239 | */ | ||
240 | 1515 | static void h_block_filter(ERContext *s, uint8_t *dst, int w, | |
241 | int h, ptrdiff_t stride, int is_luma) | ||
242 | { | ||
243 | int b_x, b_y; | ||
244 | ptrdiff_t mvx_stride, mvy_stride; | ||
245 | 1515 | const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP; | |
246 | 1515 | set_mv_strides(s, &mvx_stride, &mvy_stride); | |
247 | 1515 | mvx_stride >>= is_luma; | |
248 | 1515 | mvy_stride *= mvx_stride; | |
249 | |||
250 |
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46647 | for (b_y = 0; b_y < h; b_y++) { |
251 |
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2095272 | for (b_x = 0; b_x < w - 1; b_x++) { |
252 | int y; | ||
253 | 2050140 | int left_status = s->error_status_table[( b_x >> is_luma) + (b_y >> is_luma) * s->mb_stride]; | |
254 | 2050140 | int right_status = s->error_status_table[((b_x + 1) >> is_luma) + (b_y >> is_luma) * s->mb_stride]; | |
255 | 2050140 | int left_intra = IS_INTRA(s->cur_pic.mb_type[( b_x >> is_luma) + (b_y >> is_luma) * s->mb_stride]); | |
256 | 2050140 | int right_intra = IS_INTRA(s->cur_pic.mb_type[((b_x + 1) >> is_luma) + (b_y >> is_luma) * s->mb_stride]); | |
257 | 2050140 | int left_damage = left_status & ER_MB_ERROR; | |
258 | 2050140 | int right_damage = right_status & ER_MB_ERROR; | |
259 | 2050140 | int offset = b_x * 8 + b_y * stride * 8; | |
260 | 2050140 | int16_t *left_mv = s->cur_pic.motion_val[0][mvy_stride * b_y + mvx_stride * b_x]; | |
261 | 2050140 | int16_t *right_mv = s->cur_pic.motion_val[0][mvy_stride * b_y + mvx_stride * (b_x + 1)]; | |
262 |
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2050140 | if (!(left_damage || right_damage)) |
263 | 2030934 | continue; // both undamaged | |
264 |
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19206 | if ((!left_intra) && (!right_intra) && |
265 | 17664 | FFABS(left_mv[0] - right_mv[0]) + | |
266 |
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17664 | FFABS(left_mv[1] + right_mv[1]) < 2) |
267 | 2456 | continue; | |
268 | |||
269 |
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150750 | for (y = 0; y < 8; y++) { |
270 | int a, b, c, d; | ||
271 | |||
272 | 134000 | a = dst[offset + 7 + y * stride] - dst[offset + 6 + y * stride]; | |
273 | 134000 | b = dst[offset + 8 + y * stride] - dst[offset + 7 + y * stride]; | |
274 | 134000 | c = dst[offset + 9 + y * stride] - dst[offset + 8 + y * stride]; | |
275 | |||
276 | 134000 | d = FFABS(b) - ((FFABS(a) + FFABS(c) + 1) >> 1); | |
277 | 134000 | d = FFMAX(d, 0); | |
278 |
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134000 | if (b < 0) |
279 | 48880 | d = -d; | |
280 | |||
281 |
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134000 | if (d == 0) |
282 | 83771 | continue; | |
283 | |||
284 |
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50229 | if (!(left_damage && right_damage)) |
285 | 841 | d = d * 16 / 9; | |
286 | |||
287 |
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50229 | if (left_damage) { |
288 | 49860 | dst[offset + 7 + y * stride] = cm[dst[offset + 7 + y * stride] + ((d * 7) >> 4)]; | |
289 | 49860 | dst[offset + 6 + y * stride] = cm[dst[offset + 6 + y * stride] + ((d * 5) >> 4)]; | |
290 | 49860 | dst[offset + 5 + y * stride] = cm[dst[offset + 5 + y * stride] + ((d * 3) >> 4)]; | |
291 | 49860 | dst[offset + 4 + y * stride] = cm[dst[offset + 4 + y * stride] + ((d * 1) >> 4)]; | |
292 | } | ||
293 |
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50229 | if (right_damage) { |
294 | 49757 | dst[offset + 8 + y * stride] = cm[dst[offset + 8 + y * stride] - ((d * 7) >> 4)]; | |
295 | 49757 | dst[offset + 9 + y * stride] = cm[dst[offset + 9 + y * stride] - ((d * 5) >> 4)]; | |
296 | 49757 | dst[offset + 10+ y * stride] = cm[dst[offset + 10 + y * stride] - ((d * 3) >> 4)]; | |
297 | 49757 | dst[offset + 11+ y * stride] = cm[dst[offset + 11 + y * stride] - ((d * 1) >> 4)]; | |
298 | } | ||
299 | } | ||
300 | } | ||
301 | } | ||
302 | 1515 | } | |
303 | |||
304 | /** | ||
305 | * simple vertical deblocking filter used for error resilience | ||
306 | * @param w width in 8 pixel blocks | ||
307 | * @param h height in 8 pixel blocks | ||
308 | */ | ||
309 | 1515 | static void v_block_filter(ERContext *s, uint8_t *dst, int w, int h, | |
310 | ptrdiff_t stride, int is_luma) | ||
311 | { | ||
312 | int b_x, b_y; | ||
313 | ptrdiff_t mvx_stride, mvy_stride; | ||
314 | 1515 | const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP; | |
315 | 1515 | set_mv_strides(s, &mvx_stride, &mvy_stride); | |
316 | 1515 | mvx_stride >>= is_luma; | |
317 | 1515 | mvy_stride *= mvx_stride; | |
318 | |||
319 |
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45132 | for (b_y = 0; b_y < h - 1; b_y++) { |
320 |
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2083233 | for (b_x = 0; b_x < w; b_x++) { |
321 | int x; | ||
322 | 2039616 | int top_status = s->error_status_table[(b_x >> is_luma) + (b_y >> is_luma) * s->mb_stride]; | |
323 | 2039616 | int bottom_status = s->error_status_table[(b_x >> is_luma) + ((b_y + 1) >> is_luma) * s->mb_stride]; | |
324 | 2039616 | int top_intra = IS_INTRA(s->cur_pic.mb_type[(b_x >> is_luma) + ( b_y >> is_luma) * s->mb_stride]); | |
325 | 2039616 | int bottom_intra = IS_INTRA(s->cur_pic.mb_type[(b_x >> is_luma) + ((b_y + 1) >> is_luma) * s->mb_stride]); | |
326 | 2039616 | int top_damage = top_status & ER_MB_ERROR; | |
327 | 2039616 | int bottom_damage = bottom_status & ER_MB_ERROR; | |
328 | 2039616 | int offset = b_x * 8 + b_y * stride * 8; | |
329 | |||
330 | 2039616 | int16_t *top_mv = s->cur_pic.motion_val[0][mvy_stride * b_y + mvx_stride * b_x]; | |
331 | 2039616 | int16_t *bottom_mv = s->cur_pic.motion_val[0][mvy_stride * (b_y + 1) + mvx_stride * b_x]; | |
332 | |||
333 |
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2039616 | if (!(top_damage || bottom_damage)) |
334 | 2017514 | continue; // both undamaged | |
335 | |||
336 |
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22102 | if ((!top_intra) && (!bottom_intra) && |
337 | 18868 | FFABS(top_mv[0] - bottom_mv[0]) + | |
338 |
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18868 | FFABS(top_mv[1] + bottom_mv[1]) < 2) |
339 | 2528 | continue; | |
340 | |||
341 |
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176166 | for (x = 0; x < 8; x++) { |
342 | int a, b, c, d; | ||
343 | |||
344 | 156592 | a = dst[offset + x + 7 * stride] - dst[offset + x + 6 * stride]; | |
345 | 156592 | b = dst[offset + x + 8 * stride] - dst[offset + x + 7 * stride]; | |
346 | 156592 | c = dst[offset + x + 9 * stride] - dst[offset + x + 8 * stride]; | |
347 | |||
348 | 156592 | d = FFABS(b) - ((FFABS(a) + FFABS(c) + 1) >> 1); | |
349 | 156592 | d = FFMAX(d, 0); | |
350 |
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156592 | if (b < 0) |
351 | 61844 | d = -d; | |
352 | |||
353 |
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156592 | if (d == 0) |
354 | 92946 | continue; | |
355 | |||
356 |
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63646 | if (!(top_damage && bottom_damage)) |
357 | 18705 | d = d * 16 / 9; | |
358 | |||
359 |
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63646 | if (top_damage) { |
360 | 54076 | dst[offset + x + 7 * stride] = cm[dst[offset + x + 7 * stride] + ((d * 7) >> 4)]; | |
361 | 54076 | dst[offset + x + 6 * stride] = cm[dst[offset + x + 6 * stride] + ((d * 5) >> 4)]; | |
362 | 54076 | dst[offset + x + 5 * stride] = cm[dst[offset + x + 5 * stride] + ((d * 3) >> 4)]; | |
363 | 54076 | dst[offset + x + 4 * stride] = cm[dst[offset + x + 4 * stride] + ((d * 1) >> 4)]; | |
364 | } | ||
365 |
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63646 | if (bottom_damage) { |
366 | 54511 | dst[offset + x + 8 * stride] = cm[dst[offset + x + 8 * stride] - ((d * 7) >> 4)]; | |
367 | 54511 | dst[offset + x + 9 * stride] = cm[dst[offset + x + 9 * stride] - ((d * 5) >> 4)]; | |
368 | 54511 | dst[offset + x + 10 * stride] = cm[dst[offset + x + 10 * stride] - ((d * 3) >> 4)]; | |
369 | 54511 | dst[offset + x + 11 * stride] = cm[dst[offset + x + 11 * stride] - ((d * 1) >> 4)]; | |
370 | } | ||
371 | } | ||
372 | } | ||
373 | } | ||
374 | 1515 | } | |
375 | |||
376 | #define MV_FROZEN 8 | ||
377 | #define MV_CHANGED 4 | ||
378 | #define MV_UNCHANGED 2 | ||
379 | #define MV_LISTED 1 | ||
380 | 1081750 | static av_always_inline void add_blocklist(int (*blocklist)[2], int *blocklist_length, uint8_t *fixed, int mb_x, int mb_y, int mb_xy) | |
381 | { | ||
382 |
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1081750 | if (fixed[mb_xy]) |
383 | 1078724 | return; | |
384 | 3026 | fixed[mb_xy] = MV_LISTED; | |
385 | 3026 | blocklist[ *blocklist_length ][0] = mb_x; | |
386 | 3026 | blocklist[(*blocklist_length)++][1] = mb_y; | |
387 | } | ||
388 | |||
389 | 329 | static void guess_mv(ERContext *s) | |
390 | { | ||
391 | int (*blocklist)[2], (*next_blocklist)[2]; | ||
392 | uint8_t *fixed; | ||
393 | 329 | const ptrdiff_t mb_stride = s->mb_stride; | |
394 | 329 | const int mb_width = s->mb_width; | |
395 | 329 | int mb_height = s->mb_height; | |
396 | int i, depth, num_avail; | ||
397 | int mb_x, mb_y; | ||
398 | ptrdiff_t mot_step, mot_stride; | ||
399 | int blocklist_length, next_blocklist_length; | ||
400 | |||
401 |
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329 | if (s->last_pic.f && s->last_pic.f->data[0]) |
402 | 319 | mb_height = FFMIN(mb_height, (s->last_pic.f->height+15)>>4); | |
403 |
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329 | if (s->next_pic.f && s->next_pic.f->data[0]) |
404 | 328 | mb_height = FFMIN(mb_height, (s->next_pic.f->height+15)>>4); | |
405 | |||
406 | 329 | blocklist = (int (*)[2])s->er_temp_buffer; | |
407 | 329 | next_blocklist = blocklist + s->mb_stride * s->mb_height; | |
408 | 329 | fixed = (uint8_t *)(next_blocklist + s->mb_stride * s->mb_height); | |
409 | |||
410 | 329 | set_mv_strides(s, &mot_step, &mot_stride); | |
411 | |||
412 | 329 | num_avail = 0; | |
413 |
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329 | if (s->last_pic.motion_val[0]) |
414 | 26 | ff_thread_await_progress(s->last_pic.tf, mb_height-1, 0); | |
415 |
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279845 | for (i = 0; i < mb_width * mb_height; i++) { |
416 | 279516 | const int mb_xy = s->mb_index2xy[i]; | |
417 | 279516 | int f = 0; | |
418 | 279516 | int error = s->error_status_table[mb_xy]; | |
419 | |||
420 |
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279516 | if (IS_INTRA(s->cur_pic.mb_type[mb_xy])) |
421 | 28029 | f = MV_FROZEN; // intra // FIXME check | |
422 |
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279516 | if (!(error & ER_MV_ERROR)) |
423 | 276235 | f = MV_FROZEN; // inter with undamaged MV | |
424 | |||
425 | 279516 | fixed[mb_xy] = f; | |
426 |
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279516 | if (f == MV_FROZEN) |
427 | 276490 | num_avail++; | |
428 |
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3026 | else if(s->last_pic.f->data[0] && s->last_pic.motion_val[0]){ |
429 | 3026 | const int mb_y= mb_xy / s->mb_stride; | |
430 | 3026 | const int mb_x= mb_xy % s->mb_stride; | |
431 | 3026 | const int mot_index= (mb_x + mb_y*mot_stride) * mot_step; | |
432 | 3026 | s->cur_pic.motion_val[0][mot_index][0]= s->last_pic.motion_val[0][mot_index][0]; | |
433 | 3026 | s->cur_pic.motion_val[0][mot_index][1]= s->last_pic.motion_val[0][mot_index][1]; | |
434 | 3026 | s->cur_pic.ref_index[0][4*mb_xy] = s->last_pic.ref_index[0][4*mb_xy]; | |
435 | } | ||
436 | } | ||
437 | |||
438 |
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329 | if ((!(s->avctx->error_concealment&FF_EC_GUESS_MVS)) || |
439 |
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329 | num_avail <= FFMAX(mb_width, mb_height) / 2) { |
440 | ✗ | for (mb_y = 0; mb_y < mb_height; mb_y++) { | |
441 | ✗ | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { | |
442 | ✗ | const int mb_xy = mb_x + mb_y * s->mb_stride; | |
443 | ✗ | int mv_dir = (s->last_pic.f && s->last_pic.f->data[0]) ? MV_DIR_FORWARD : MV_DIR_BACKWARD; | |
444 | |||
445 | ✗ | if (IS_INTRA(s->cur_pic.mb_type[mb_xy])) | |
446 | ✗ | continue; | |
447 | ✗ | if (!(s->error_status_table[mb_xy] & ER_MV_ERROR)) | |
448 | ✗ | continue; | |
449 | |||
450 | ✗ | s->mv[0][0][0] = 0; | |
451 | ✗ | s->mv[0][0][1] = 0; | |
452 | ✗ | s->decode_mb(s->opaque, 0, mv_dir, MV_TYPE_16X16, &s->mv, | |
453 | mb_x, mb_y, 0, 0); | ||
454 | } | ||
455 | } | ||
456 | ✗ | return; | |
457 | } | ||
458 | |||
459 | 329 | blocklist_length = 0; | |
460 |
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8444 | for (mb_y = 0; mb_y < mb_height; mb_y++) { |
461 |
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287631 | for (mb_x = 0; mb_x < mb_width; mb_x++) { |
462 | 279516 | const int mb_xy = mb_x + mb_y * mb_stride; | |
463 |
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279516 | if (fixed[mb_xy] == MV_FROZEN) { |
464 |
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276490 | if (mb_x) add_blocklist(blocklist, &blocklist_length, fixed, mb_x - 1, mb_y, mb_xy - 1); |
465 |
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276490 | if (mb_y) add_blocklist(blocklist, &blocklist_length, fixed, mb_x, mb_y - 1, mb_xy - mb_stride); |
466 |
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276490 | if (mb_x+1 < mb_width) add_blocklist(blocklist, &blocklist_length, fixed, mb_x + 1, mb_y, mb_xy + 1); |
467 |
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276490 | if (mb_y+1 < mb_height) add_blocklist(blocklist, &blocklist_length, fixed, mb_x, mb_y + 1, mb_xy + mb_stride); |
468 | } | ||
469 | } | ||
470 | } | ||
471 | |||
472 | 329 | for (depth = 0; ; depth++) { | |
473 | int changed, pass, none_left; | ||
474 | int blocklist_index; | ||
475 | |||
476 | 417 | none_left = 1; | |
477 | 417 | changed = 1; | |
478 |
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1636 | for (pass = 0; (changed || pass < 2) && pass < 10; pass++) { |
479 | 1219 | changed = 0; | |
480 |
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21981 | for (blocklist_index = 0; blocklist_index < blocklist_length; blocklist_index++) { |
481 | 20762 | const int mb_x = blocklist[blocklist_index][0]; | |
482 | 20762 | const int mb_y = blocklist[blocklist_index][1]; | |
483 | 20762 | const int mb_xy = mb_x + mb_y * mb_stride; | |
484 | int mv_predictor[8][2]; | ||
485 | int ref[8]; | ||
486 | int pred_count; | ||
487 | int j; | ||
488 | int best_score; | ||
489 | int best_pred; | ||
490 | int mot_index; | ||
491 | int prev_x, prev_y, prev_ref; | ||
492 | |||
493 |
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20762 | if ((mb_x ^ mb_y ^ pass) & 1) |
494 | 12859 | continue; | |
495 | av_assert2(fixed[mb_xy] != MV_FROZEN); | ||
496 | |||
497 | |||
498 | av_assert1(!IS_INTRA(s->cur_pic.mb_type[mb_xy])); | ||
499 | av_assert1(s->last_pic.f && s->last_pic.f->data[0]); | ||
500 | |||
501 | 10375 | j = 0; | |
502 |
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10375 | if (mb_x > 0) |
503 | 9916 | j |= fixed[mb_xy - 1]; | |
504 |
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10375 | if (mb_x + 1 < mb_width) |
505 | 9913 | j |= fixed[mb_xy + 1]; | |
506 |
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10375 | if (mb_y > 0) |
507 | 10375 | j |= fixed[mb_xy - mb_stride]; | |
508 |
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10375 | if (mb_y + 1 < mb_height) |
509 | 10292 | j |= fixed[mb_xy + mb_stride]; | |
510 | |||
511 | av_assert2(j & MV_FROZEN); | ||
512 | |||
513 |
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10375 | if (!(j & MV_CHANGED) && pass > 1) |
514 | 2472 | continue; | |
515 | |||
516 | 7903 | none_left = 0; | |
517 | 7903 | pred_count = 0; | |
518 | 7903 | mot_index = (mb_x + mb_y * mot_stride) * mot_step; | |
519 | |||
520 |
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7903 | if (mb_x > 0 && fixed[mb_xy - 1] > 1) { |
521 | 6124 | mv_predictor[pred_count][0] = | |
522 | 6124 | s->cur_pic.motion_val[0][mot_index - mot_step][0]; | |
523 | 6124 | mv_predictor[pred_count][1] = | |
524 | 6124 | s->cur_pic.motion_val[0][mot_index - mot_step][1]; | |
525 | 6124 | ref[pred_count] = | |
526 | 6124 | s->cur_pic.ref_index[0][4 * (mb_xy - 1)]; | |
527 | 6124 | pred_count++; | |
528 | } | ||
529 |
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7903 | if (mb_x + 1 < mb_width && fixed[mb_xy + 1] > 1) { |
530 | 6137 | mv_predictor[pred_count][0] = | |
531 | 6137 | s->cur_pic.motion_val[0][mot_index + mot_step][0]; | |
532 | 6137 | mv_predictor[pred_count][1] = | |
533 | 6137 | s->cur_pic.motion_val[0][mot_index + mot_step][1]; | |
534 | 6137 | ref[pred_count] = | |
535 | 6137 | s->cur_pic.ref_index[0][4 * (mb_xy + 1)]; | |
536 | 6137 | pred_count++; | |
537 | } | ||
538 |
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7903 | if (mb_y > 0 && fixed[mb_xy - mb_stride] > 1) { |
539 | 5118 | mv_predictor[pred_count][0] = | |
540 | 5118 | s->cur_pic.motion_val[0][mot_index - mot_stride * mot_step][0]; | |
541 | 5118 | mv_predictor[pred_count][1] = | |
542 | 5118 | s->cur_pic.motion_val[0][mot_index - mot_stride * mot_step][1]; | |
543 | 5118 | ref[pred_count] = | |
544 | 5118 | s->cur_pic.ref_index[0][4 * (mb_xy - s->mb_stride)]; | |
545 | 5118 | pred_count++; | |
546 | } | ||
547 |
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7903 | if (mb_y + 1<mb_height && fixed[mb_xy + mb_stride] > 1) { |
548 | 4796 | mv_predictor[pred_count][0] = | |
549 | 4796 | s->cur_pic.motion_val[0][mot_index + mot_stride * mot_step][0]; | |
550 | 4796 | mv_predictor[pred_count][1] = | |
551 | 4796 | s->cur_pic.motion_val[0][mot_index + mot_stride * mot_step][1]; | |
552 | 4796 | ref[pred_count] = | |
553 | 4796 | s->cur_pic.ref_index[0][4 * (mb_xy + s->mb_stride)]; | |
554 | 4796 | pred_count++; | |
555 | } | ||
556 |
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7903 | if (pred_count == 0) |
557 | ✗ | continue; | |
558 | |||
559 |
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7903 | if (pred_count > 1) { |
560 | 6589 | int sum_x = 0, sum_y = 0, sum_r = 0; | |
561 | int max_x, max_y, min_x, min_y, max_r, min_r; | ||
562 | |||
563 |
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27450 | for (j = 0; j < pred_count; j++) { |
564 | 20861 | sum_x += mv_predictor[j][0]; | |
565 | 20861 | sum_y += mv_predictor[j][1]; | |
566 | 20861 | sum_r += ref[j]; | |
567 |
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20861 | if (j && ref[j] != ref[j - 1]) |
568 | ✗ | goto skip_mean_and_median; | |
569 | } | ||
570 | |||
571 | /* mean */ | ||
572 | 6589 | mv_predictor[pred_count][0] = sum_x / j; | |
573 | 6589 | mv_predictor[pred_count][1] = sum_y / j; | |
574 | 6589 | ref[pred_count] = sum_r / j; | |
575 | |||
576 | /* median */ | ||
577 |
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6589 | if (pred_count >= 3) { |
578 | 6014 | min_y = min_x = min_r = 99999; | |
579 | 6014 | max_y = max_x = max_r = -99999; | |
580 | } else { | ||
581 | 575 | min_x = min_y = max_x = max_y = min_r = max_r = 0; | |
582 | } | ||
583 |
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27450 | for (j = 0; j < pred_count; j++) { |
584 | 20861 | max_x = FFMAX(max_x, mv_predictor[j][0]); | |
585 | 20861 | max_y = FFMAX(max_y, mv_predictor[j][1]); | |
586 | 20861 | max_r = FFMAX(max_r, ref[j]); | |
587 | 20861 | min_x = FFMIN(min_x, mv_predictor[j][0]); | |
588 | 20861 | min_y = FFMIN(min_y, mv_predictor[j][1]); | |
589 | 20861 | min_r = FFMIN(min_r, ref[j]); | |
590 | } | ||
591 | 6589 | mv_predictor[pred_count + 1][0] = sum_x - max_x - min_x; | |
592 | 6589 | mv_predictor[pred_count + 1][1] = sum_y - max_y - min_y; | |
593 | 6589 | ref[pred_count + 1] = sum_r - max_r - min_r; | |
594 | |||
595 |
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6589 | if (pred_count == 4) { |
596 | 1669 | mv_predictor[pred_count + 1][0] /= 2; | |
597 | 1669 | mv_predictor[pred_count + 1][1] /= 2; | |
598 | 1669 | ref[pred_count + 1] /= 2; | |
599 | } | ||
600 | 6589 | pred_count += 2; | |
601 | } | ||
602 | |||
603 | 1314 | skip_mean_and_median: | |
604 | /* zero MV */ | ||
605 | 7903 | mv_predictor[pred_count][0] = | |
606 | 7903 | mv_predictor[pred_count][1] = | |
607 | 7903 | ref[pred_count] = 0; | |
608 | 7903 | pred_count++; | |
609 | |||
610 | 7903 | prev_x = s->cur_pic.motion_val[0][mot_index][0]; | |
611 | 7903 | prev_y = s->cur_pic.motion_val[0][mot_index][1]; | |
612 | 7903 | prev_ref = s->cur_pic.ref_index[0][4 * mb_xy]; | |
613 | |||
614 | /* last MV */ | ||
615 | 7903 | mv_predictor[pred_count][0] = prev_x; | |
616 | 7903 | mv_predictor[pred_count][1] = prev_y; | |
617 | 7903 | ref[pred_count] = prev_ref; | |
618 | 7903 | pred_count++; | |
619 | |||
620 | 7903 | best_pred = 0; | |
621 | 7903 | best_score = 256 * 256 * 256 * 64; | |
622 |
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59062 | for (j = 0; j < pred_count; j++) { |
623 | 51159 | int *linesize = s->cur_pic.f->linesize; | |
624 | 51159 | int score = 0; | |
625 | 51159 | uint8_t *src = s->cur_pic.f->data[0] + | |
626 | 51159 | mb_x * 16 + mb_y * 16 * linesize[0]; | |
627 | |||
628 | 51159 | s->cur_pic.motion_val[0][mot_index][0] = | |
629 | 51159 | s->mv[0][0][0] = mv_predictor[j][0]; | |
630 | 51159 | s->cur_pic.motion_val[0][mot_index][1] = | |
631 | 51159 | s->mv[0][0][1] = mv_predictor[j][1]; | |
632 | |||
633 | // predictor intra or otherwise not available | ||
634 |
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51159 | if (ref[j] < 0) |
635 | ✗ | continue; | |
636 | |||
637 | 51159 | s->decode_mb(s->opaque, ref[j], MV_DIR_FORWARD, | |
638 | MV_TYPE_16X16, &s->mv, mb_x, mb_y, 0, 0); | ||
639 | |||
640 |
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51159 | if (mb_x > 0 && fixed[mb_xy - 1] > 1) { |
641 | int k; | ||
642 |
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753508 | for (k = 0; k < 16; k++) |
643 | 709184 | score += FFABS(src[k * linesize[0] - 1] - | |
644 | src[k * linesize[0]]); | ||
645 | } | ||
646 |
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51159 | if (mb_x + 1 < mb_width && fixed[mb_xy + 1] > 1) { |
647 | int k; | ||
648 |
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754222 | for (k = 0; k < 16; k++) |
649 | 709856 | score += FFABS(src[k * linesize[0] + 15] - | |
650 | src[k * linesize[0] + 16]); | ||
651 | } | ||
652 |
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51159 | if (mb_y > 0 && fixed[mb_xy - mb_stride] > 1) { |
653 | int k; | ||
654 |
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584477 | for (k = 0; k < 16; k++) |
655 | 550096 | score += FFABS(src[k - linesize[0]] - src[k]); | |
656 | } | ||
657 |
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51159 | if (mb_y + 1 < mb_height && fixed[mb_xy + mb_stride] > 1) { |
658 | int k; | ||
659 |
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551208 | for (k = 0; k < 16; k++) |
660 | 518784 | score += FFABS(src[k + linesize[0] * 15] - | |
661 | src[k + linesize[0] * 16]); | ||
662 | } | ||
663 | |||
664 |
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51159 | if (score <= best_score) { // <= will favor the last MV |
665 | 26196 | best_score = score; | |
666 | 26196 | best_pred = j; | |
667 | } | ||
668 | } | ||
669 | 7903 | s->mv[0][0][0] = mv_predictor[best_pred][0]; | |
670 | 7903 | s->mv[0][0][1] = mv_predictor[best_pred][1]; | |
671 | |||
672 |
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23709 | for (i = 0; i < mot_step; i++) |
673 |
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47418 | for (j = 0; j < mot_step; j++) { |
674 | 31612 | s->cur_pic.motion_val[0][mot_index + i + j * mot_stride][0] = s->mv[0][0][0]; | |
675 | 31612 | s->cur_pic.motion_val[0][mot_index + i + j * mot_stride][1] = s->mv[0][0][1]; | |
676 | } | ||
677 | |||
678 | 7903 | s->decode_mb(s->opaque, ref[best_pred], MV_DIR_FORWARD, | |
679 | MV_TYPE_16X16, &s->mv, mb_x, mb_y, 0, 0); | ||
680 | |||
681 | |||
682 |
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7903 | if (s->mv[0][0][0] != prev_x || s->mv[0][0][1] != prev_y) { |
683 | 3425 | fixed[mb_xy] = MV_CHANGED; | |
684 | 3425 | changed++; | |
685 | } else | ||
686 | 4478 | fixed[mb_xy] = MV_UNCHANGED; | |
687 | } | ||
688 | } | ||
689 | |||
690 |
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417 | if (none_left) |
691 | 329 | return; | |
692 | |||
693 | 88 | next_blocklist_length = 0; | |
694 | |||
695 |
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3114 | for (blocklist_index = 0; blocklist_index < blocklist_length; blocklist_index++) { |
696 | 3026 | const int mb_x = blocklist[blocklist_index][0]; | |
697 | 3026 | const int mb_y = blocklist[blocklist_index][1]; | |
698 | 3026 | const int mb_xy = mb_x + mb_y * mb_stride; | |
699 | |||
700 |
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3026 | if (fixed[mb_xy] & (MV_CHANGED|MV_UNCHANGED|MV_FROZEN)) { |
701 | 3026 | fixed[mb_xy] = MV_FROZEN; | |
702 |
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3026 | if (mb_x > 0) |
703 | 2890 | add_blocklist(next_blocklist, &next_blocklist_length, fixed, mb_x - 1, mb_y, mb_xy - 1); | |
704 |
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3026 | if (mb_y > 0) |
705 | 3026 | add_blocklist(next_blocklist, &next_blocklist_length, fixed, mb_x, mb_y - 1, mb_xy - mb_stride); | |
706 |
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3026 | if (mb_x + 1 < mb_width) |
707 | 2891 | add_blocklist(next_blocklist, &next_blocklist_length, fixed, mb_x + 1, mb_y, mb_xy + 1); | |
708 |
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3026 | if (mb_y + 1 < mb_height) |
709 | 2992 | add_blocklist(next_blocklist, &next_blocklist_length, fixed, mb_x, mb_y + 1, mb_xy + mb_stride); | |
710 | } | ||
711 | } | ||
712 |
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88 | av_assert0(next_blocklist_length <= mb_height * mb_width); |
713 | 88 | FFSWAP(int , blocklist_length, next_blocklist_length); | |
714 | 88 | FFSWAP(void*, blocklist, next_blocklist); | |
715 | } | ||
716 | } | ||
717 | |||
718 | 505 | static int is_intra_more_likely(ERContext *s) | |
719 | { | ||
720 | int is_intra_likely, i, j, undamaged_count, skip_amount, mb_x, mb_y; | ||
721 | |||
722 |
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505 | if (!s->last_pic.f || !s->last_pic.f->data[0]) |
723 | 10 | return 1; // no previous frame available -> use spatial prediction | |
724 | |||
725 |
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495 | if (s->avctx->error_concealment & FF_EC_FAVOR_INTER) |
726 | ✗ | return 0; | |
727 | |||
728 | 495 | undamaged_count = 0; | |
729 |
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339723 | for (i = 0; i < s->mb_num; i++) { |
730 | 339228 | const int mb_xy = s->mb_index2xy[i]; | |
731 | 339228 | const int error = s->error_status_table[mb_xy]; | |
732 |
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339228 | if (!((error & ER_DC_ERROR) && (error & ER_MV_ERROR))) |
733 | 336202 | undamaged_count++; | |
734 | } | ||
735 | |||
736 |
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495 | if (undamaged_count < 5) |
737 | ✗ | return 0; // almost all MBs damaged -> use temporal prediction | |
738 | |||
739 |
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495 | skip_amount = FFMAX(undamaged_count / 50, 1); // check only up to 50 MBs |
740 | 495 | is_intra_likely = 0; | |
741 | |||
742 | 495 | j = 0; | |
743 |
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11016 | for (mb_y = 0; mb_y < s->mb_height - 1; mb_y++) { |
744 |
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336168 | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { |
745 | int error; | ||
746 | 325647 | const int mb_xy = mb_x + mb_y * s->mb_stride; | |
747 | |||
748 | 325647 | error = s->error_status_table[mb_xy]; | |
749 |
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325647 | if ((error & ER_DC_ERROR) && (error & ER_MV_ERROR)) |
750 | 2992 | continue; // skip damaged | |
751 | |||
752 | 322655 | j++; | |
753 | // skip a few to speed things up | ||
754 |
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322655 | if ((j % skip_amount) != 0) |
755 | 296918 | continue; | |
756 | |||
757 |
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25737 | if (s->cur_pic.f->pict_type == AV_PICTURE_TYPE_I) { |
758 | 1383 | int *linesize = s->cur_pic.f->linesize; | |
759 | 1383 | uint8_t *mb_ptr = s->cur_pic.f->data[0] + | |
760 | 1383 | mb_x * 16 + mb_y * 16 * linesize[0]; | |
761 | 1383 | uint8_t *last_mb_ptr = s->last_pic.f->data[0] + | |
762 | 1383 | mb_x * 16 + mb_y * 16 * linesize[0]; | |
763 | |||
764 |
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1383 | if (s->avctx->codec_id == AV_CODEC_ID_H264) { |
765 | // FIXME | ||
766 | } else { | ||
767 | 1383 | ff_thread_await_progress(s->last_pic.tf, mb_y, 0); | |
768 | } | ||
769 | 2766 | is_intra_likely += s->sad(NULL, last_mb_ptr, mb_ptr, | |
770 | 1383 | linesize[0], 16); | |
771 | // FIXME need await_progress() here | ||
772 | 1383 | is_intra_likely -= s->sad(NULL, last_mb_ptr, | |
773 | 1383 | last_mb_ptr + linesize[0] * 16, | |
774 | 1383 | linesize[0], 16); | |
775 | } else { | ||
776 |
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24354 | if (IS_INTRA(s->cur_pic.mb_type[mb_xy])) |
777 | 1107 | is_intra_likely++; | |
778 | else | ||
779 | 23247 | is_intra_likely--; | |
780 | } | ||
781 | } | ||
782 | } | ||
783 | // av_log(NULL, AV_LOG_ERROR, "is_intra_likely: %d type:%d\n", is_intra_likely, s->pict_type); | ||
784 | 495 | return is_intra_likely > 0; | |
785 | } | ||
786 | |||
787 | 34992 | void ff_er_frame_start(ERContext *s) | |
788 | { | ||
789 |
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34992 | if (!s->avctx->error_concealment) |
790 | 224 | return; | |
791 | |||
792 |
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34768 | if (!s->mecc_inited) { |
793 | MECmpContext mecc; | ||
794 | 773 | ff_me_cmp_init(&mecc, s->avctx); | |
795 | 773 | s->sad = mecc.sad[0]; | |
796 | 773 | s->mecc_inited = 1; | |
797 | } | ||
798 | |||
799 | 34768 | memset(s->error_status_table, ER_MB_ERROR | VP_START | ER_MB_END, | |
800 | 34768 | s->mb_stride * s->mb_height * sizeof(uint8_t)); | |
801 | 34768 | atomic_init(&s->error_count, 3 * s->mb_num); | |
802 | 34768 | s->error_occurred = 0; | |
803 | } | ||
804 | |||
805 | 108415 | static int er_supported(ERContext *s) | |
806 | { | ||
807 |
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108415 | if(s->avctx->hwaccel && s->avctx->hwaccel->decode_slice || |
808 |
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108415 | !s->cur_pic.f |
809 | ) | ||
810 | 11133 | return 0; | |
811 | 97282 | return 1; | |
812 | } | ||
813 | |||
814 | /** | ||
815 | * Add a slice. | ||
816 | * @param endx x component of the last macroblock, can be -1 | ||
817 | * for the last of the previous line | ||
818 | * @param status the status at the end (ER_MV_END, ER_AC_ERROR, ...), it is | ||
819 | * assumed that no earlier end or error of the same type occurred | ||
820 | */ | ||
821 | 175079 | void ff_er_add_slice(ERContext *s, int startx, int starty, | |
822 | int endx, int endy, int status) | ||
823 | { | ||
824 | 175079 | const int start_i = av_clip(startx + starty * s->mb_width, 0, s->mb_num - 1); | |
825 | 175079 | const int end_i = av_clip(endx + endy * s->mb_width, 0, s->mb_num); | |
826 | 175079 | const int start_xy = s->mb_index2xy[start_i]; | |
827 | 175079 | const int end_xy = s->mb_index2xy[end_i]; | |
828 | 175079 | int mask = -1; | |
829 | |||
830 |
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175079 | if (s->avctx->hwaccel && s->avctx->hwaccel->decode_slice) |
831 | ✗ | return; | |
832 | |||
833 |
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175079 | if (start_i > end_i || start_xy > end_xy) { |
834 | ✗ | av_log(s->avctx, AV_LOG_ERROR, | |
835 | "internal error, slice end before start\n"); | ||
836 | ✗ | return; | |
837 | } | ||
838 | |||
839 |
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175079 | if (!s->avctx->error_concealment) |
840 | 10964 | return; | |
841 | |||
842 | 164115 | mask &= ~VP_START; | |
843 |
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164115 | if (status & (ER_AC_ERROR | ER_AC_END)) { |
844 | 161158 | mask &= ~(ER_AC_ERROR | ER_AC_END); | |
845 | 161158 | atomic_fetch_add(&s->error_count, start_i - end_i - 1); | |
846 | } | ||
847 |
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164115 | if (status & (ER_DC_ERROR | ER_DC_END)) { |
848 | 161158 | mask &= ~(ER_DC_ERROR | ER_DC_END); | |
849 | 161158 | atomic_fetch_add(&s->error_count, start_i - end_i - 1); | |
850 | } | ||
851 |
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164115 | if (status & (ER_MV_ERROR | ER_MV_END)) { |
852 | 161158 | mask &= ~(ER_MV_ERROR | ER_MV_END); | |
853 | 161158 | atomic_fetch_add(&s->error_count, start_i - end_i - 1); | |
854 | } | ||
855 | |||
856 |
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164115 | if (status & ER_MB_ERROR) { |
857 | 2 | s->error_occurred = 1; | |
858 | 2 | atomic_store(&s->error_count, INT_MAX); | |
859 | } | ||
860 | |||
861 |
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164115 | if (mask == ~0x7F) { |
862 | 159430 | memset(&s->error_status_table[start_xy], 0, | |
863 | 159430 | (end_xy - start_xy) * sizeof(uint8_t)); | |
864 | } else { | ||
865 | int i; | ||
866 |
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414133 | for (i = start_xy; i < end_xy; i++) |
867 | 409448 | s->error_status_table[i] &= mask; | |
868 | } | ||
869 | |||
870 |
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164115 | if (end_i == s->mb_num) |
871 | 3836 | atomic_store(&s->error_count, INT_MAX); | |
872 | else { | ||
873 | 160279 | s->error_status_table[end_xy] &= mask; | |
874 | 160279 | s->error_status_table[end_xy] |= status; | |
875 | } | ||
876 | |||
877 | 164115 | s->error_status_table[start_xy] |= VP_START; | |
878 | |||
879 |
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272025 | if (start_xy > 0 && !(s->avctx->active_thread_type & FF_THREAD_SLICE) && |
880 |
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204687 | er_supported(s) && s->avctx->skip_top * s->mb_width < start_i) { |
881 | 96777 | int prev_status = s->error_status_table[s->mb_index2xy[start_i - 1]]; | |
882 | |||
883 | 96777 | prev_status &= ~ VP_START; | |
884 |
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96777 | if (prev_status != (ER_MV_END | ER_DC_END | ER_AC_END)) { |
885 | 552 | s->error_occurred = 1; | |
886 | 552 | atomic_store(&s->error_count, INT_MAX); | |
887 | } | ||
888 | } | ||
889 | } | ||
890 | |||
891 | 30535 | void ff_er_frame_end(ERContext *s) | |
892 | { | ||
893 | 30535 | int *linesize = NULL; | |
894 | int i, mb_x, mb_y, error, error_type, dc_error, mv_error, ac_error; | ||
895 | int distance; | ||
896 | 30535 | int threshold_part[4] = { 100, 100, 100 }; | |
897 | 30535 | int threshold = 50; | |
898 | int is_intra_likely; | ||
899 | 30535 | int size = s->b8_stride * 2 * s->mb_height; | |
900 | |||
901 | /* We do not support ER of field pictures yet, | ||
902 | * though it should not crash if enabled. */ | ||
903 |
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30535 | if (!s->avctx->error_concealment || !atomic_load(&s->error_count) || |
904 |
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1010 | s->avctx->lowres || |
905 | 505 | !er_supported(s) || | |
906 | 505 | atomic_load(&s->error_count) == 3 * s->mb_width * | |
907 |
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505 | (s->avctx->skip_top + s->avctx->skip_bottom)) { |
908 | 30030 | return; | |
909 | } | ||
910 | |||
911 |
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505 | if (!s->warned_fields && (s->cur_pic.field_picture || s->cur_pic.f->interlaced_frame)) { |
912 | 6 | av_log(s->avctx, AV_LOG_WARNING, "Error concealment is not fully implemented for field pictures.\n"); | |
913 | 6 | s->warned_fields = 1; | |
914 | } | ||
915 | |||
916 | 505 | linesize = s->cur_pic.f->linesize; | |
917 | |||
918 |
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505 | if ( s->avctx->codec_id == AV_CODEC_ID_MPEG2VIDEO |
919 |
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475 | && (FFALIGN(s->avctx->height, 16)&16) |
920 | ✗ | && atomic_load(&s->error_count) == 3 * s->mb_width * (s->avctx->skip_top + s->avctx->skip_bottom + 1)) { | |
921 | ✗ | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { | |
922 | ✗ | int status = s->error_status_table[mb_x + (s->mb_height - 1) * s->mb_stride]; | |
923 | ✗ | if (status != 0x7F) | |
924 | ✗ | break; | |
925 | } | ||
926 | |||
927 | ✗ | if (mb_x == s->mb_width) { | |
928 | ✗ | av_log(s->avctx, AV_LOG_DEBUG, "ignoring last missing slice\n"); | |
929 | ✗ | return; | |
930 | } | ||
931 | } | ||
932 | |||
933 |
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505 | if (s->last_pic.f) { |
934 |
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495 | if (s->last_pic.f->width != s->cur_pic.f->width || |
935 |
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495 | s->last_pic.f->height != s->cur_pic.f->height || |
936 |
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495 | s->last_pic.f->format != s->cur_pic.f->format) { |
937 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Cannot use previous picture in error concealment\n"); | |
938 | ✗ | memset(&s->last_pic, 0, sizeof(s->last_pic)); | |
939 | } | ||
940 | } | ||
941 |
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505 | if (s->next_pic.f) { |
942 |
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504 | if (s->next_pic.f->width != s->cur_pic.f->width || |
943 |
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504 | s->next_pic.f->height != s->cur_pic.f->height || |
944 |
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504 | s->next_pic.f->format != s->cur_pic.f->format) { |
945 | ✗ | av_log(s->avctx, AV_LOG_WARNING, "Cannot use next picture in error concealment\n"); | |
946 | ✗ | memset(&s->next_pic, 0, sizeof(s->next_pic)); | |
947 | } | ||
948 | } | ||
949 | |||
950 |
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505 | if (!s->cur_pic.motion_val[0] || !s->cur_pic.ref_index[0]) { |
951 | 475 | av_log(s->avctx, AV_LOG_ERROR, "Warning MVs not available\n"); | |
952 | |||
953 |
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1425 | for (i = 0; i < 2; i++) { |
954 | 950 | s->ref_index[i] = av_calloc(s->mb_stride * s->mb_height, 4 * sizeof(uint8_t)); | |
955 | 950 | s->motion_val_base[i] = av_calloc(size + 4, 2 * sizeof(uint16_t)); | |
956 |
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950 | if (!s->ref_index[i] || !s->motion_val_base[i]) |
957 | break; | ||
958 | 950 | s->cur_pic.ref_index[i] = s->ref_index[i]; | |
959 | 950 | s->cur_pic.motion_val[i] = s->motion_val_base[i] + 4; | |
960 | } | ||
961 |
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475 | if (i < 2) { |
962 | ✗ | for (i = 0; i < 2; i++) { | |
963 | ✗ | av_freep(&s->ref_index[i]); | |
964 | ✗ | av_freep(&s->motion_val_base[i]); | |
965 | ✗ | s->cur_pic.ref_index[i] = NULL; | |
966 | ✗ | s->cur_pic.motion_val[i] = NULL; | |
967 | } | ||
968 | ✗ | return; | |
969 | } | ||
970 | } | ||
971 | |||
972 |
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505 | if (s->avctx->debug & FF_DEBUG_ER) { |
973 | ✗ | for (mb_y = 0; mb_y < s->mb_height; mb_y++) { | |
974 | ✗ | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { | |
975 | ✗ | int status = s->error_status_table[mb_x + mb_y * s->mb_stride]; | |
976 | |||
977 | ✗ | av_log(s->avctx, AV_LOG_DEBUG, "%2X ", status); | |
978 | } | ||
979 | ✗ | av_log(s->avctx, AV_LOG_DEBUG, "\n"); | |
980 | } | ||
981 | } | ||
982 | |||
983 | #if 1 | ||
984 | /* handle overlapping slices */ | ||
985 |
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2020 | for (error_type = 1; error_type <= 3; error_type++) { |
986 | 1515 | int end_ok = 0; | |
987 | |||
988 |
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1049151 | for (i = s->mb_num - 1; i >= 0; i--) { |
989 | 1047636 | const int mb_xy = s->mb_index2xy[i]; | |
990 | 1047636 | int error = s->error_status_table[mb_xy]; | |
991 | |||
992 |
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1047636 | if (error & (1 << error_type)) |
993 | 9696 | end_ok = 1; | |
994 |
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1047636 | if (error & (8 << error_type)) |
995 | 26202 | end_ok = 1; | |
996 | |||
997 |
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1047636 | if (!end_ok) |
998 | ✗ | s->error_status_table[mb_xy] |= 1 << error_type; | |
999 | |||
1000 |
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1047636 | if (error & VP_START) |
1001 | 26205 | end_ok = 0; | |
1002 | } | ||
1003 | } | ||
1004 | #endif | ||
1005 | #if 1 | ||
1006 | /* handle slices with partitions of different length */ | ||
1007 |
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505 | if (s->partitioned_frame) { |
1008 | 29 | int end_ok = 0; | |
1009 | |||
1010 |
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11513 | for (i = s->mb_num - 1; i >= 0; i--) { |
1011 | 11484 | const int mb_xy = s->mb_index2xy[i]; | |
1012 | 11484 | int error = s->error_status_table[mb_xy]; | |
1013 | |||
1014 |
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11484 | if (error & ER_AC_END) |
1015 | 3312 | end_ok = 0; | |
1016 |
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11484 | if ((error & ER_MV_END) || |
1017 |
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8172 | (error & ER_DC_END) || |
1018 |
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8172 | (error & ER_AC_ERROR)) |
1019 | 3312 | end_ok = 1; | |
1020 | |||
1021 |
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11484 | if (!end_ok) |
1022 | ✗ | s->error_status_table[mb_xy]|= ER_AC_ERROR; | |
1023 | |||
1024 |
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11484 | if (error & VP_START) |
1025 | 3312 | end_ok = 0; | |
1026 | } | ||
1027 | } | ||
1028 | #endif | ||
1029 | /* handle missing slices */ | ||
1030 |
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505 | if (s->avctx->err_recognition & AV_EF_EXPLODE) { |
1031 | ✗ | int end_ok = 1; | |
1032 | |||
1033 | // FIXME + 100 hack | ||
1034 | ✗ | for (i = s->mb_num - 2; i >= s->mb_width + 100; i--) { | |
1035 | ✗ | const int mb_xy = s->mb_index2xy[i]; | |
1036 | ✗ | int error1 = s->error_status_table[mb_xy]; | |
1037 | ✗ | int error2 = s->error_status_table[s->mb_index2xy[i + 1]]; | |
1038 | |||
1039 | ✗ | if (error1 & VP_START) | |
1040 | ✗ | end_ok = 1; | |
1041 | |||
1042 | ✗ | if (error2 == (VP_START | ER_MB_ERROR | ER_MB_END) && | |
1043 | ✗ | error1 != (VP_START | ER_MB_ERROR | ER_MB_END) && | |
1044 | ✗ | ((error1 & ER_AC_END) || (error1 & ER_DC_END) || | |
1045 | ✗ | (error1 & ER_MV_END))) { | |
1046 | // end & uninit | ||
1047 | ✗ | end_ok = 0; | |
1048 | } | ||
1049 | |||
1050 | ✗ | if (!end_ok) | |
1051 | ✗ | s->error_status_table[mb_xy] |= ER_MB_ERROR; | |
1052 | } | ||
1053 | } | ||
1054 | |||
1055 | #if 1 | ||
1056 | /* backward mark errors */ | ||
1057 | 505 | distance = 9999999; | |
1058 |
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2020 | for (error_type = 1; error_type <= 3; error_type++) { |
1059 |
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1049151 | for (i = s->mb_num - 1; i >= 0; i--) { |
1060 | 1047636 | const int mb_xy = s->mb_index2xy[i]; | |
1061 | 1047636 | int error = s->error_status_table[mb_xy]; | |
1062 | |||
1063 |
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1047636 | if (!s->mbskip_table || !s->mbskip_table[mb_xy]) // FIXME partition specific |
1064 | 928506 | distance++; | |
1065 |
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1047636 | if (error & (1 << error_type)) |
1066 | 9696 | distance = 0; | |
1067 | |||
1068 |
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1047636 | if (s->partitioned_frame) { |
1069 |
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34452 | if (distance < threshold_part[error_type - 1]) |
1070 | 9546 | s->error_status_table[mb_xy] |= 1 << error_type; | |
1071 | } else { | ||
1072 |
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1013184 | if (distance < threshold) |
1073 | 297 | s->error_status_table[mb_xy] |= 1 << error_type; | |
1074 | } | ||
1075 | |||
1076 |
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1047636 | if (error & VP_START) |
1077 | 26205 | distance = 9999999; | |
1078 | } | ||
1079 | } | ||
1080 | #endif | ||
1081 | |||
1082 | /* forward mark errors */ | ||
1083 | 505 | error = 0; | |
1084 |
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349717 | for (i = 0; i < s->mb_num; i++) { |
1085 | 349212 | const int mb_xy = s->mb_index2xy[i]; | |
1086 | 349212 | int old_error = s->error_status_table[mb_xy]; | |
1087 | |||
1088 |
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349212 | if (old_error & VP_START) { |
1089 | 8735 | error = old_error & ER_MB_ERROR; | |
1090 | } else { | ||
1091 | 340477 | error |= old_error & ER_MB_ERROR; | |
1092 | 340477 | s->error_status_table[mb_xy] |= error; | |
1093 | } | ||
1094 | } | ||
1095 | #if 1 | ||
1096 | /* handle not partitioned case */ | ||
1097 |
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505 | if (!s->partitioned_frame) { |
1098 |
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338204 | for (i = 0; i < s->mb_num; i++) { |
1099 | 337728 | const int mb_xy = s->mb_index2xy[i]; | |
1100 | 337728 | int error = s->error_status_table[mb_xy]; | |
1101 |
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337728 | if (error & ER_MB_ERROR) |
1102 | 99 | error |= ER_MB_ERROR; | |
1103 | 337728 | s->error_status_table[mb_xy] = error; | |
1104 | } | ||
1105 | } | ||
1106 | #endif | ||
1107 | |||
1108 | 505 | dc_error = ac_error = mv_error = 0; | |
1109 |
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349717 | for (i = 0; i < s->mb_num; i++) { |
1110 | 349212 | const int mb_xy = s->mb_index2xy[i]; | |
1111 | 349212 | int error = s->error_status_table[mb_xy]; | |
1112 |
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349212 | if (error & ER_DC_ERROR) |
1113 | 3281 | dc_error++; | |
1114 |
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349212 | if (error & ER_AC_ERROR) |
1115 | 3281 | ac_error++; | |
1116 |
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349212 | if (error & ER_MV_ERROR) |
1117 | 3281 | mv_error++; | |
1118 | } | ||
1119 | 505 | av_log(s->avctx, AV_LOG_INFO, "concealing %d DC, %d AC, %d MV errors in %c frame\n", | |
1120 | 505 | dc_error, ac_error, mv_error, av_get_picture_type_char(s->cur_pic.f->pict_type)); | |
1121 | |||
1122 | 505 | s->cur_pic.f->decode_error_flags |= FF_DECODE_ERROR_CONCEALMENT_ACTIVE; | |
1123 | |||
1124 | 505 | is_intra_likely = is_intra_more_likely(s); | |
1125 | |||
1126 | /* set unknown mb-type to most likely */ | ||
1127 |
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349717 | for (i = 0; i < s->mb_num; i++) { |
1128 | 349212 | const int mb_xy = s->mb_index2xy[i]; | |
1129 | 349212 | int error = s->error_status_table[mb_xy]; | |
1130 |
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349212 | if (!((error & ER_DC_ERROR) && (error & ER_MV_ERROR))) |
1131 | 345931 | continue; | |
1132 | |||
1133 |
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|
3281 | if (is_intra_likely) |
1134 | 255 | s->cur_pic.mb_type[mb_xy] = MB_TYPE_INTRA4x4; | |
1135 | else | ||
1136 | 3026 | s->cur_pic.mb_type[mb_xy] = MB_TYPE_16x16 | MB_TYPE_L0; | |
1137 | } | ||
1138 | |||
1139 | // change inter to intra blocks if no reference frames are available | ||
1140 |
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505 | if (!(s->last_pic.f && s->last_pic.f->data[0]) && |
1141 |
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10 | !(s->next_pic.f && s->next_pic.f->data[0])) |
1142 |
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301 | for (i = 0; i < s->mb_num; i++) { |
1143 | 300 | const int mb_xy = s->mb_index2xy[i]; | |
1144 |
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300 | if (!IS_INTRA(s->cur_pic.mb_type[mb_xy])) |
1145 | ✗ | s->cur_pic.mb_type[mb_xy] = MB_TYPE_INTRA4x4; | |
1146 | } | ||
1147 | |||
1148 | /* handle inter blocks with damaged AC */ | ||
1149 |
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11788 | for (mb_y = 0; mb_y < s->mb_height; mb_y++) { |
1150 |
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|
360495 | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { |
1151 | 349212 | const int mb_xy = mb_x + mb_y * s->mb_stride; | |
1152 | 349212 | const int mb_type = s->cur_pic.mb_type[mb_xy]; | |
1153 |
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|
349212 | const int dir = !(s->last_pic.f && s->last_pic.f->data[0]); |
1154 |
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|
349212 | const int mv_dir = dir ? MV_DIR_BACKWARD : MV_DIR_FORWARD; |
1155 | int mv_type; | ||
1156 | |||
1157 | 349212 | int error = s->error_status_table[mb_xy]; | |
1158 | |||
1159 |
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349212 | if (IS_INTRA(mb_type)) |
1160 | 30234 | continue; // intra | |
1161 |
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|
318978 | if (error & ER_MV_ERROR) |
1162 | 3026 | continue; // inter with damaged MV | |
1163 |
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|
315952 | if (!(error & ER_AC_ERROR)) |
1164 | 315952 | continue; // undamaged inter | |
1165 | |||
1166 | ✗ | if (IS_8X8(mb_type)) { | |
1167 | ✗ | int mb_index = mb_x * 2 + mb_y * 2 * s->b8_stride; | |
1168 | int j; | ||
1169 | ✗ | mv_type = MV_TYPE_8X8; | |
1170 | ✗ | for (j = 0; j < 4; j++) { | |
1171 | ✗ | s->mv[0][j][0] = s->cur_pic.motion_val[dir][mb_index + (j & 1) + (j >> 1) * s->b8_stride][0]; | |
1172 | ✗ | s->mv[0][j][1] = s->cur_pic.motion_val[dir][mb_index + (j & 1) + (j >> 1) * s->b8_stride][1]; | |
1173 | } | ||
1174 | } else { | ||
1175 | ✗ | mv_type = MV_TYPE_16X16; | |
1176 | ✗ | s->mv[0][0][0] = s->cur_pic.motion_val[dir][mb_x * 2 + mb_y * 2 * s->b8_stride][0]; | |
1177 | ✗ | s->mv[0][0][1] = s->cur_pic.motion_val[dir][mb_x * 2 + mb_y * 2 * s->b8_stride][1]; | |
1178 | } | ||
1179 | |||
1180 | ✗ | s->decode_mb(s->opaque, 0 /* FIXME H.264 partitioned slices need this set */, | |
1181 | mv_dir, mv_type, &s->mv, mb_x, mb_y, 0, 0); | ||
1182 | } | ||
1183 | } | ||
1184 | |||
1185 | /* guess MVs */ | ||
1186 |
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|
505 | if (s->cur_pic.f->pict_type == AV_PICTURE_TYPE_B) { |
1187 |
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3344 | for (mb_y = 0; mb_y < s->mb_height; mb_y++) { |
1188 |
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72864 | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { |
1189 | 69696 | int xy = mb_x * 2 + mb_y * 2 * s->b8_stride; | |
1190 | 69696 | const int mb_xy = mb_x + mb_y * s->mb_stride; | |
1191 | 69696 | const int mb_type = s->cur_pic.mb_type[mb_xy]; | |
1192 | 69696 | int mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; | |
1193 | |||
1194 | 69696 | int error = s->error_status_table[mb_xy]; | |
1195 | |||
1196 |
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69696 | if (IS_INTRA(mb_type)) |
1197 | 2205 | continue; | |
1198 |
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67491 | if (!(error & ER_MV_ERROR)) |
1199 | 67491 | continue; // inter with undamaged MV | |
1200 | ✗ | if (!(error & ER_AC_ERROR)) | |
1201 | ✗ | continue; // undamaged inter | |
1202 | |||
1203 | ✗ | if (!(s->last_pic.f && s->last_pic.f->data[0])) | |
1204 | ✗ | mv_dir &= ~MV_DIR_FORWARD; | |
1205 | ✗ | if (!(s->next_pic.f && s->next_pic.f->data[0])) | |
1206 | ✗ | mv_dir &= ~MV_DIR_BACKWARD; | |
1207 | |||
1208 | ✗ | if (s->pp_time) { | |
1209 | ✗ | int time_pp = s->pp_time; | |
1210 | ✗ | int time_pb = s->pb_time; | |
1211 | |||
1212 | ✗ | av_assert0(s->avctx->codec_id != AV_CODEC_ID_H264); | |
1213 | ✗ | ff_thread_await_progress(s->next_pic.tf, mb_y, 0); | |
1214 | |||
1215 | ✗ | s->mv[0][0][0] = s->next_pic.motion_val[0][xy][0] * time_pb / time_pp; | |
1216 | ✗ | s->mv[0][0][1] = s->next_pic.motion_val[0][xy][1] * time_pb / time_pp; | |
1217 | ✗ | s->mv[1][0][0] = s->next_pic.motion_val[0][xy][0] * (time_pb - time_pp) / time_pp; | |
1218 | ✗ | s->mv[1][0][1] = s->next_pic.motion_val[0][xy][1] * (time_pb - time_pp) / time_pp; | |
1219 | } else { | ||
1220 | ✗ | s->mv[0][0][0] = 0; | |
1221 | ✗ | s->mv[0][0][1] = 0; | |
1222 | ✗ | s->mv[1][0][0] = 0; | |
1223 | ✗ | s->mv[1][0][1] = 0; | |
1224 | } | ||
1225 | |||
1226 | ✗ | s->decode_mb(s->opaque, 0, mv_dir, MV_TYPE_16X16, &s->mv, | |
1227 | mb_x, mb_y, 0, 0); | ||
1228 | } | ||
1229 | } | ||
1230 | } else | ||
1231 | 329 | guess_mv(s); | |
1232 | |||
1233 | /* fill DC for inter blocks */ | ||
1234 |
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11788 | for (mb_y = 0; mb_y < s->mb_height; mb_y++) { |
1235 |
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360495 | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { |
1236 | int dc, dcu, dcv, y, n; | ||
1237 | int16_t *dc_ptr; | ||
1238 | uint8_t *dest_y, *dest_cb, *dest_cr; | ||
1239 | 349212 | const int mb_xy = mb_x + mb_y * s->mb_stride; | |
1240 | 349212 | const int mb_type = s->cur_pic.mb_type[mb_xy]; | |
1241 | |||
1242 | // error = s->error_status_table[mb_xy]; | ||
1243 | |||
1244 |
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|
349212 | if (IS_INTRA(mb_type) && s->partitioned_frame) |
1245 | 3855 | continue; | |
1246 | // if (error & ER_MV_ERROR) | ||
1247 | // continue; // inter data damaged FIXME is this good? | ||
1248 | |||
1249 | 345357 | dest_y = s->cur_pic.f->data[0] + mb_x * 16 + mb_y * 16 * linesize[0]; | |
1250 | 345357 | dest_cb = s->cur_pic.f->data[1] + mb_x * 8 + mb_y * 8 * linesize[1]; | |
1251 | 345357 | dest_cr = s->cur_pic.f->data[2] + mb_x * 8 + mb_y * 8 * linesize[2]; | |
1252 | |||
1253 | 345357 | dc_ptr = &s->dc_val[0][mb_x * 2 + mb_y * 2 * s->b8_stride]; | |
1254 |
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1726785 | for (n = 0; n < 4; n++) { |
1255 | 1381428 | dc = 0; | |
1256 |
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12432852 | for (y = 0; y < 8; y++) { |
1257 | int x; | ||
1258 |
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99462816 | for (x = 0; x < 8; x++) |
1259 | 88411392 | dc += dest_y[x + (n & 1) * 8 + | |
1260 | 88411392 | (y + (n >> 1) * 8) * linesize[0]]; | |
1261 | } | ||
1262 | 1381428 | dc_ptr[(n & 1) + (n >> 1) * s->b8_stride] = (dc + 4) >> 3; | |
1263 | } | ||
1264 | |||
1265 |
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345357 | if (!s->cur_pic.f->data[2]) |
1266 | ✗ | continue; | |
1267 | |||
1268 | 345357 | dcu = dcv = 0; | |
1269 |
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3108213 | for (y = 0; y < 8; y++) { |
1270 | int x; | ||
1271 |
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24865704 | for (x = 0; x < 8; x++) { |
1272 | 22102848 | dcu += dest_cb[x + y * linesize[1]]; | |
1273 | 22102848 | dcv += dest_cr[x + y * linesize[2]]; | |
1274 | } | ||
1275 | } | ||
1276 | 345357 | s->dc_val[1][mb_x + mb_y * s->mb_stride] = (dcu + 4) >> 3; | |
1277 | 345357 | s->dc_val[2][mb_x + mb_y * s->mb_stride] = (dcv + 4) >> 3; | |
1278 | } | ||
1279 | } | ||
1280 | #if 1 | ||
1281 | /* guess DC for damaged blocks */ | ||
1282 | 505 | guess_dc(s, s->dc_val[0], s->mb_width*2, s->mb_height*2, s->b8_stride, 1); | |
1283 | 505 | guess_dc(s, s->dc_val[1], s->mb_width , s->mb_height , s->mb_stride, 0); | |
1284 | 505 | guess_dc(s, s->dc_val[2], s->mb_width , s->mb_height , s->mb_stride, 0); | |
1285 | #endif | ||
1286 | |||
1287 | /* filter luma DC */ | ||
1288 | 505 | filter181(s->dc_val[0], s->mb_width * 2, s->mb_height * 2, s->b8_stride); | |
1289 | |||
1290 | #if 1 | ||
1291 | /* render DC only intra */ | ||
1292 |
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11788 | for (mb_y = 0; mb_y < s->mb_height; mb_y++) { |
1293 |
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360495 | for (mb_x = 0; mb_x < s->mb_width; mb_x++) { |
1294 | uint8_t *dest_y, *dest_cb, *dest_cr; | ||
1295 | 349212 | const int mb_xy = mb_x + mb_y * s->mb_stride; | |
1296 | 349212 | const int mb_type = s->cur_pic.mb_type[mb_xy]; | |
1297 | |||
1298 | 349212 | int error = s->error_status_table[mb_xy]; | |
1299 | |||
1300 |
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349212 | if (IS_INTER(mb_type)) |
1301 | 318978 | continue; | |
1302 |
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30234 | if (!(error & ER_AC_ERROR)) |
1303 | 29979 | continue; // undamaged | |
1304 | |||
1305 | 255 | dest_y = s->cur_pic.f->data[0] + mb_x * 16 + mb_y * 16 * linesize[0]; | |
1306 | 255 | dest_cb = s->cur_pic.f->data[1] + mb_x * 8 + mb_y * 8 * linesize[1]; | |
1307 | 255 | dest_cr = s->cur_pic.f->data[2] + mb_x * 8 + mb_y * 8 * linesize[2]; | |
1308 |
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255 | if (!s->cur_pic.f->data[2]) |
1309 | ✗ | dest_cb = dest_cr = NULL; | |
1310 | |||
1311 | 255 | put_dc(s, dest_y, dest_cb, dest_cr, mb_x, mb_y); | |
1312 | } | ||
1313 | } | ||
1314 | #endif | ||
1315 | |||
1316 |
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505 | if (s->avctx->error_concealment & FF_EC_DEBLOCK) { |
1317 | /* filter horizontal block boundaries */ | ||
1318 | 505 | h_block_filter(s, s->cur_pic.f->data[0], s->mb_width * 2, | |
1319 | 505 | s->mb_height * 2, linesize[0], 1); | |
1320 | |||
1321 | /* filter vertical block boundaries */ | ||
1322 | 505 | v_block_filter(s, s->cur_pic.f->data[0], s->mb_width * 2, | |
1323 | 505 | s->mb_height * 2, linesize[0], 1); | |
1324 | |||
1325 |
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505 | if (s->cur_pic.f->data[2]) { |
1326 | 505 | h_block_filter(s, s->cur_pic.f->data[1], s->mb_width, | |
1327 | 505 | s->mb_height, linesize[1], 0); | |
1328 | 505 | h_block_filter(s, s->cur_pic.f->data[2], s->mb_width, | |
1329 | 505 | s->mb_height, linesize[2], 0); | |
1330 | 505 | v_block_filter(s, s->cur_pic.f->data[1], s->mb_width, | |
1331 | 505 | s->mb_height, linesize[1], 0); | |
1332 | 505 | v_block_filter(s, s->cur_pic.f->data[2], s->mb_width, | |
1333 | 505 | s->mb_height, linesize[2], 0); | |
1334 | } | ||
1335 | } | ||
1336 | |||
1337 | /* clean a few tables */ | ||
1338 |
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349717 | for (i = 0; i < s->mb_num; i++) { |
1339 | 349212 | const int mb_xy = s->mb_index2xy[i]; | |
1340 | 349212 | int error = s->error_status_table[mb_xy]; | |
1341 | |||
1342 |
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349212 | if (s->mbskip_table && s->cur_pic.f->pict_type != AV_PICTURE_TYPE_B && |
1343 |
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279216 | (error & (ER_DC_ERROR | ER_MV_ERROR | ER_AC_ERROR))) { |
1344 | 3182 | s->mbskip_table[mb_xy] = 0; | |
1345 | } | ||
1346 |
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349212 | if (s->mbintra_table) |
1347 | 348912 | s->mbintra_table[mb_xy] = 1; | |
1348 | } | ||
1349 | |||
1350 |
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1515 | for (i = 0; i < 2; i++) { |
1351 | 1010 | av_freep(&s->ref_index[i]); | |
1352 | 1010 | av_freep(&s->motion_val_base[i]); | |
1353 | 1010 | s->cur_pic.ref_index[i] = NULL; | |
1354 | 1010 | s->cur_pic.motion_val[i] = NULL; | |
1355 | } | ||
1356 | |||
1357 | 505 | memset(&s->cur_pic, 0, sizeof(ERPicture)); | |
1358 | 505 | memset(&s->last_pic, 0, sizeof(ERPicture)); | |
1359 | 505 | memset(&s->next_pic, 0, sizeof(ERPicture)); | |
1360 | } | ||
1361 |