1 /*
2 * Copyright (c) 2015 Paul B Mahol
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 /**
22 * @file
23 * Adaptive Temporal Averaging Denoiser,
24 * based on paper "Video Denoising Based on Adaptive Temporal Averaging" by
25 * David Bartovčak and Miroslav Vrankić
26 */
27
28 #include "libavutil/imgutils.h"
29 #include "libavutil/opt.h"
30 #include "libavutil/pixdesc.h"
31 #include "avfilter.h"
32
33 #define FF_BUFQUEUE_SIZE 129
34 #include "bufferqueue.h"
35
36 #include "atadenoise.h"
37 #include "formats.h"
38 #include "internal.h"
39 #include "video.h"
40
41 #define SIZE FF_BUFQUEUE_SIZE
42
43 typedef struct ATADenoiseContext {
44 const AVClass *class;
45
46 float fthra[4], fthrb[4];
47 float sigma[4];
48 int thra[4], thrb[4];
49 int algorithm;
50
51 int planes;
52 int nb_planes;
53 int planewidth[4];
54 int planeheight[4];
55
56 struct FFBufQueue q;
57 void *data[4][SIZE];
58 int linesize[4][SIZE];
59 float weights[4][SIZE];
60 int size, mid, radius;
61 int available;
62
63 int (*filter_slice)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs);
64
65 ATADenoiseDSPContext dsp;
66 } ATADenoiseContext;
67
68 #define OFFSET(x) offsetof(ATADenoiseContext, x)
69 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
70 #define VF AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
71
72 static const AVOption atadenoise_options[] = {
73 { "0a", "set threshold A for 1st plane", OFFSET(fthra[0]), AV_OPT_TYPE_FLOAT, {.dbl=0.02}, 0, 0.3, FLAGS },
74 { "0b", "set threshold B for 1st plane", OFFSET(fthrb[0]), AV_OPT_TYPE_FLOAT, {.dbl=0.04}, 0, 5.0, FLAGS },
75 { "1a", "set threshold A for 2nd plane", OFFSET(fthra[1]), AV_OPT_TYPE_FLOAT, {.dbl=0.02}, 0, 0.3, FLAGS },
76 { "1b", "set threshold B for 2nd plane", OFFSET(fthrb[1]), AV_OPT_TYPE_FLOAT, {.dbl=0.04}, 0, 5.0, FLAGS },
77 { "2a", "set threshold A for 3rd plane", OFFSET(fthra[2]), AV_OPT_TYPE_FLOAT, {.dbl=0.02}, 0, 0.3, FLAGS },
78 { "2b", "set threshold B for 3rd plane", OFFSET(fthrb[2]), AV_OPT_TYPE_FLOAT, {.dbl=0.04}, 0, 5.0, FLAGS },
79 { "s", "set how many frames to use", OFFSET(size), AV_OPT_TYPE_INT, {.i64=9}, 5, SIZE, VF },
80 { "p", "set what planes to filter", OFFSET(planes), AV_OPT_TYPE_FLAGS, {.i64=7}, 0, 15, FLAGS },
81 { "a", "set variant of algorithm", OFFSET(algorithm),AV_OPT_TYPE_INT, {.i64=PARALLEL}, 0, NB_ATAA-1, FLAGS, "a" },
82 { "p", "parallel", 0, AV_OPT_TYPE_CONST, {.i64=PARALLEL}, 0, 0, FLAGS, "a" },
83 { "s", "serial", 0, AV_OPT_TYPE_CONST, {.i64=SERIAL}, 0, 0, FLAGS, "a" },
84 { "0s", "set sigma for 1st plane", OFFSET(sigma[0]), AV_OPT_TYPE_FLOAT, {.dbl=INT16_MAX}, 0, INT16_MAX, FLAGS },
85 { "1s", "set sigma for 2nd plane", OFFSET(sigma[1]), AV_OPT_TYPE_FLOAT, {.dbl=INT16_MAX}, 0, INT16_MAX, FLAGS },
86 { "2s", "set sigma for 3rd plane", OFFSET(sigma[2]), AV_OPT_TYPE_FLOAT, {.dbl=INT16_MAX}, 0, INT16_MAX, FLAGS },
87 { NULL }
88 };
89
90 AVFILTER_DEFINE_CLASS(atadenoise);
91
query_formats(AVFilterContext * ctx)92 static int query_formats(AVFilterContext *ctx)
93 {
94 static const enum AVPixelFormat pixel_fmts[] = {
95 AV_PIX_FMT_GRAY8,
96 AV_PIX_FMT_GRAY9,
97 AV_PIX_FMT_GRAY10,
98 AV_PIX_FMT_GRAY12,
99 AV_PIX_FMT_GRAY14,
100 AV_PIX_FMT_GRAY16,
101 AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV411P,
102 AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P,
103 AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P,
104 AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUVJ422P,
105 AV_PIX_FMT_YUVJ440P, AV_PIX_FMT_YUVJ444P,
106 AV_PIX_FMT_YUVJ411P,
107 AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,
108 AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10,
109 AV_PIX_FMT_YUV440P10,
110 AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV420P12,
111 AV_PIX_FMT_YUV440P12,
112 AV_PIX_FMT_YUV444P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV420P14,
113 AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,
114 AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10,
115 AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,
116 AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUVA444P,
117 AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_YUVA444P12, AV_PIX_FMT_YUVA444P16,
118 AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA422P12, AV_PIX_FMT_YUVA422P16,
119 AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA420P16,
120 AV_PIX_FMT_GBRAP, AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRAP16,
121 AV_PIX_FMT_NONE
122 };
123 AVFilterFormats *formats = ff_make_format_list(pixel_fmts);
124 if (!formats)
125 return AVERROR(ENOMEM);
126 return ff_set_common_formats(ctx, formats);
127 }
128
init(AVFilterContext * ctx)129 static av_cold int init(AVFilterContext *ctx)
130 {
131 ATADenoiseContext *s = ctx->priv;
132
133 if (!(s->size & 1)) {
134 av_log(ctx, AV_LOG_WARNING, "size %d is invalid. Must be an odd value, setting it to %d.\n", s->size, s->size|1);
135 s->size |= 1;
136 }
137 s->radius = s->size / 2;
138 s->mid = s->radius;
139
140 return 0;
141 }
142
143 typedef struct ThreadData {
144 AVFrame *in, *out;
145 } ThreadData;
146
147 #define WFILTER_ROW(type, name) \
148 static void fweight_row##name(const uint8_t *ssrc, uint8_t *ddst, \
149 const uint8_t *ssrcf[SIZE], \
150 int w, int mid, int size, \
151 int thra, int thrb, const float *weights) \
152 { \
153 const type *src = (const type *)ssrc; \
154 const type **srcf = (const type **)ssrcf; \
155 type *dst = (type *)ddst; \
156 \
157 for (int x = 0; x < w; x++) { \
158 const int srcx = src[x]; \
159 unsigned lsumdiff = 0, rsumdiff = 0; \
160 unsigned ldiff, rdiff; \
161 float sum = srcx; \
162 float wsum = 1.f; \
163 int l = 0, r = 0; \
164 int srcjx, srcix; \
165 \
166 for (int j = mid - 1, i = mid + 1; j >= 0 && i < size; j--, i++) { \
167 srcjx = srcf[j][x]; \
168 \
169 ldiff = FFABS(srcx - srcjx); \
170 lsumdiff += ldiff; \
171 if (ldiff > thra || \
172 lsumdiff > thrb) \
173 break; \
174 l++; \
175 sum += srcjx * weights[j]; \
176 wsum += weights[j]; \
177 \
178 srcix = srcf[i][x]; \
179 \
180 rdiff = FFABS(srcx - srcix); \
181 rsumdiff += rdiff; \
182 if (rdiff > thra || \
183 rsumdiff > thrb) \
184 break; \
185 r++; \
186 sum += srcix * weights[i]; \
187 wsum += weights[i]; \
188 } \
189 \
190 dst[x] = lrintf(sum / wsum); \
191 } \
192 }
193
194 WFILTER_ROW(uint8_t, 8)
195 WFILTER_ROW(uint16_t, 16)
196
197 #define WFILTER_ROW_SERIAL(type, name) \
198 static void fweight_row##name##_serial(const uint8_t *ssrc, uint8_t *ddst, \
199 const uint8_t *ssrcf[SIZE], \
200 int w, int mid, int size, \
201 int thra, int thrb, \
202 const float *weights) \
203 { \
204 const type *src = (const type *)ssrc; \
205 const type **srcf = (const type **)ssrcf; \
206 type *dst = (type *)ddst; \
207 \
208 for (int x = 0; x < w; x++) { \
209 const int srcx = src[x]; \
210 unsigned lsumdiff = 0, rsumdiff = 0; \
211 unsigned ldiff, rdiff; \
212 float sum = srcx; \
213 float wsum = 1.f; \
214 int l = 0, r = 0; \
215 int srcjx, srcix; \
216 \
217 for (int j = mid - 1; j >= 0; j--) { \
218 srcjx = srcf[j][x]; \
219 \
220 ldiff = FFABS(srcx - srcjx); \
221 lsumdiff += ldiff; \
222 if (ldiff > thra || \
223 lsumdiff > thrb) \
224 break; \
225 l++; \
226 sum += srcjx * weights[j]; \
227 wsum += weights[j]; \
228 } \
229 \
230 for (int i = mid + 1; i < size; i++) { \
231 srcix = srcf[i][x]; \
232 \
233 rdiff = FFABS(srcx - srcix); \
234 rsumdiff += rdiff; \
235 if (rdiff > thra || \
236 rsumdiff > thrb) \
237 break; \
238 r++; \
239 sum += srcix * weights[i]; \
240 wsum += weights[i]; \
241 } \
242 \
243 dst[x] = lrintf(sum / wsum); \
244 } \
245 }
246
247 WFILTER_ROW_SERIAL(uint8_t, 8)
248 WFILTER_ROW_SERIAL(uint16_t, 16)
249
250 #define FILTER_ROW(type, name) \
251 static void filter_row##name(const uint8_t *ssrc, uint8_t *ddst, \
252 const uint8_t *ssrcf[SIZE], \
253 int w, int mid, int size, \
254 int thra, int thrb, const float *weights) \
255 { \
256 const type *src = (const type *)ssrc; \
257 const type **srcf = (const type **)ssrcf; \
258 type *dst = (type *)ddst; \
259 \
260 for (int x = 0; x < w; x++) { \
261 const int srcx = src[x]; \
262 unsigned lsumdiff = 0, rsumdiff = 0; \
263 unsigned ldiff, rdiff; \
264 unsigned sum = srcx; \
265 int l = 0, r = 0; \
266 int srcjx, srcix; \
267 \
268 for (int j = mid - 1, i = mid + 1; j >= 0 && i < size; j--, i++) { \
269 srcjx = srcf[j][x]; \
270 \
271 ldiff = FFABS(srcx - srcjx); \
272 lsumdiff += ldiff; \
273 if (ldiff > thra || \
274 lsumdiff > thrb) \
275 break; \
276 l++; \
277 sum += srcjx; \
278 \
279 srcix = srcf[i][x]; \
280 \
281 rdiff = FFABS(srcx - srcix); \
282 rsumdiff += rdiff; \
283 if (rdiff > thra || \
284 rsumdiff > thrb) \
285 break; \
286 r++; \
287 sum += srcix; \
288 } \
289 \
290 dst[x] = (sum + ((r + l + 1) >> 1)) / (r + l + 1); \
291 } \
292 }
293
294 FILTER_ROW(uint8_t, 8)
295 FILTER_ROW(uint16_t, 16)
296
297 #define FILTER_ROW_SERIAL(type, name) \
298 static void filter_row##name##_serial(const uint8_t *ssrc, uint8_t *ddst, \
299 const uint8_t *ssrcf[SIZE], \
300 int w, int mid, int size, \
301 int thra, int thrb, \
302 const float *weights) \
303 { \
304 const type *src = (const type *)ssrc; \
305 const type **srcf = (const type **)ssrcf; \
306 type *dst = (type *)ddst; \
307 \
308 for (int x = 0; x < w; x++) { \
309 const int srcx = src[x]; \
310 unsigned lsumdiff = 0, rsumdiff = 0; \
311 unsigned ldiff, rdiff; \
312 unsigned sum = srcx; \
313 int l = 0, r = 0; \
314 int srcjx, srcix; \
315 \
316 for (int j = mid - 1; j >= 0; j--) { \
317 srcjx = srcf[j][x]; \
318 \
319 ldiff = FFABS(srcx - srcjx); \
320 lsumdiff += ldiff; \
321 if (ldiff > thra || \
322 lsumdiff > thrb) \
323 break; \
324 l++; \
325 sum += srcjx; \
326 } \
327 \
328 for (int i = mid + 1; i < size; i++) { \
329 srcix = srcf[i][x]; \
330 \
331 rdiff = FFABS(srcx - srcix); \
332 rsumdiff += rdiff; \
333 if (rdiff > thra || \
334 rsumdiff > thrb) \
335 break; \
336 r++; \
337 sum += srcix; \
338 } \
339 \
340 dst[x] = (sum + ((r + l + 1) >> 1)) / (r + l + 1); \
341 } \
342 }
343
344 FILTER_ROW_SERIAL(uint8_t, 8)
345 FILTER_ROW_SERIAL(uint16_t, 16)
346
filter_slice(AVFilterContext * ctx,void * arg,int jobnr,int nb_jobs)347 static int filter_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
348 {
349 ATADenoiseContext *s = ctx->priv;
350 ThreadData *td = arg;
351 AVFrame *in = td->in;
352 AVFrame *out = td->out;
353 const int size = s->size;
354 const int mid = s->mid;
355 int p, y, i;
356
357 for (p = 0; p < s->nb_planes; p++) {
358 const float *weights = s->weights[p];
359 const int h = s->planeheight[p];
360 const int w = s->planewidth[p];
361 const int slice_start = (h * jobnr) / nb_jobs;
362 const int slice_end = (h * (jobnr+1)) / nb_jobs;
363 const uint8_t *src = in->data[p] + slice_start * in->linesize[p];
364 uint8_t *dst = out->data[p] + slice_start * out->linesize[p];
365 const int thra = s->thra[p];
366 const int thrb = s->thrb[p];
367 const uint8_t **data = (const uint8_t **)s->data[p];
368 const int *linesize = (const int *)s->linesize[p];
369 const uint8_t *srcf[SIZE];
370
371 if (!((1 << p) & s->planes)) {
372 av_image_copy_plane(dst, out->linesize[p], src, in->linesize[p],
373 w, slice_end - slice_start);
374 continue;
375 }
376
377 for (i = 0; i < size; i++)
378 srcf[i] = data[i] + slice_start * linesize[i];
379
380 for (y = slice_start; y < slice_end; y++) {
381 s->dsp.filter_row[p](src, dst, srcf, w, mid, size, thra, thrb, weights);
382
383 dst += out->linesize[p];
384 src += in->linesize[p];
385
386 for (i = 0; i < size; i++)
387 srcf[i] += linesize[i];
388 }
389 }
390
391 return 0;
392 }
393
config_input(AVFilterLink * inlink)394 static int config_input(AVFilterLink *inlink)
395 {
396 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
397 AVFilterContext *ctx = inlink->dst;
398 ATADenoiseContext *s = ctx->priv;
399 int depth;
400
401 s->nb_planes = desc->nb_components;
402
403 s->planeheight[1] = s->planeheight[2] = AV_CEIL_RSHIFT(inlink->h, desc->log2_chroma_h);
404 s->planeheight[0] = s->planeheight[3] = inlink->h;
405 s->planewidth[1] = s->planewidth[2] = AV_CEIL_RSHIFT(inlink->w, desc->log2_chroma_w);
406 s->planewidth[0] = s->planewidth[3] = inlink->w;
407
408 depth = desc->comp[0].depth;
409 s->filter_slice = filter_slice;
410
411 for (int p = 0; p < s->nb_planes; p++) {
412 if (depth == 8 && s->sigma[p] == INT16_MAX)
413 s->dsp.filter_row[p] = s->algorithm == PARALLEL ? filter_row8 : filter_row8_serial;
414 else if (s->sigma[p] == INT16_MAX)
415 s->dsp.filter_row[p] = s->algorithm == PARALLEL ? filter_row16 : filter_row16_serial;
416 else if (depth == 8 && s->sigma[p] < INT16_MAX)
417 s->dsp.filter_row[p] = s->algorithm == PARALLEL ? fweight_row8 : fweight_row8_serial;
418 else if (s->sigma[p] < INT16_MAX)
419 s->dsp.filter_row[p] = s->algorithm == PARALLEL ? fweight_row16 : fweight_row16_serial;
420 }
421
422 s->thra[0] = s->fthra[0] * (1 << depth) - 1;
423 s->thra[1] = s->fthra[1] * (1 << depth) - 1;
424 s->thra[2] = s->fthra[2] * (1 << depth) - 1;
425 s->thrb[0] = s->fthrb[0] * (1 << depth) - 1;
426 s->thrb[1] = s->fthrb[1] * (1 << depth) - 1;
427 s->thrb[2] = s->fthrb[2] * (1 << depth) - 1;
428
429 for (int p = 0; p < s->nb_planes; p++) {
430 float sigma = s->radius * s->sigma[p];
431
432 s->weights[p][s->radius] = 1.f;
433 for (int n = 1; n <= s->radius; n++) {
434 s->weights[p][s->radius + n] =
435 s->weights[p][s->radius - n] = expf(-0.5 * (n + 1) * (n + 1) / (sigma * sigma));
436 }
437 }
438
439 if (ARCH_X86)
440 ff_atadenoise_init_x86(&s->dsp, depth, s->algorithm, s->sigma);
441
442 return 0;
443 }
444
filter_frame(AVFilterLink * inlink,AVFrame * buf)445 static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
446 {
447 AVFilterContext *ctx = inlink->dst;
448 AVFilterLink *outlink = ctx->outputs[0];
449 ATADenoiseContext *s = ctx->priv;
450 AVFrame *out, *in;
451 int i;
452
453 if (s->q.available != s->size) {
454 if (s->q.available < s->mid) {
455 for (i = 0; i < s->mid; i++) {
456 out = av_frame_clone(buf);
457 if (!out) {
458 av_frame_free(&buf);
459 return AVERROR(ENOMEM);
460 }
461 ff_bufqueue_add(ctx, &s->q, out);
462 }
463 }
464 if (s->q.available < s->size) {
465 ff_bufqueue_add(ctx, &s->q, buf);
466 s->available++;
467 }
468 return 0;
469 }
470
471 in = ff_bufqueue_peek(&s->q, s->mid);
472
473 if (!ctx->is_disabled) {
474 ThreadData td;
475
476 out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
477 if (!out) {
478 av_frame_free(&buf);
479 return AVERROR(ENOMEM);
480 }
481
482 for (i = 0; i < s->size; i++) {
483 AVFrame *frame = ff_bufqueue_peek(&s->q, i);
484
485 s->data[0][i] = frame->data[0];
486 s->data[1][i] = frame->data[1];
487 s->data[2][i] = frame->data[2];
488 s->linesize[0][i] = frame->linesize[0];
489 s->linesize[1][i] = frame->linesize[1];
490 s->linesize[2][i] = frame->linesize[2];
491 }
492
493 td.in = in; td.out = out;
494 ctx->internal->execute(ctx, s->filter_slice, &td, NULL,
495 FFMIN3(s->planeheight[1],
496 s->planeheight[2],
497 ff_filter_get_nb_threads(ctx)));
498 av_frame_copy_props(out, in);
499 } else {
500 out = av_frame_clone(in);
501 if (!out) {
502 av_frame_free(&buf);
503 return AVERROR(ENOMEM);
504 }
505 }
506
507 in = ff_bufqueue_get(&s->q);
508 av_frame_free(&in);
509 ff_bufqueue_add(ctx, &s->q, buf);
510
511 return ff_filter_frame(outlink, out);
512 }
513
request_frame(AVFilterLink * outlink)514 static int request_frame(AVFilterLink *outlink)
515 {
516 AVFilterContext *ctx = outlink->src;
517 ATADenoiseContext *s = ctx->priv;
518 int ret = 0;
519
520 ret = ff_request_frame(ctx->inputs[0]);
521
522 if (ret == AVERROR_EOF && !ctx->is_disabled && s->available) {
523 AVFrame *buf = av_frame_clone(ff_bufqueue_peek(&s->q, s->available));
524 if (!buf)
525 return AVERROR(ENOMEM);
526
527 ret = filter_frame(ctx->inputs[0], buf);
528 s->available--;
529 }
530
531 return ret;
532 }
533
uninit(AVFilterContext * ctx)534 static av_cold void uninit(AVFilterContext *ctx)
535 {
536 ATADenoiseContext *s = ctx->priv;
537
538 ff_bufqueue_discard_all(&s->q);
539 }
540
process_command(AVFilterContext * ctx,const char * cmd,const char * arg,char * res,int res_len,int flags)541 static int process_command(AVFilterContext *ctx,
542 const char *cmd,
543 const char *arg,
544 char *res,
545 int res_len,
546 int flags)
547 {
548 int ret = ff_filter_process_command(ctx, cmd, arg, res, res_len, flags);
549
550 if (ret < 0)
551 return ret;
552
553 return config_input(ctx->inputs[0]);
554 }
555
556 static const AVFilterPad inputs[] = {
557 {
558 .name = "default",
559 .type = AVMEDIA_TYPE_VIDEO,
560 .filter_frame = filter_frame,
561 .config_props = config_input,
562 },
563 { NULL }
564 };
565
566 static const AVFilterPad outputs[] = {
567 {
568 .name = "default",
569 .type = AVMEDIA_TYPE_VIDEO,
570 .request_frame = request_frame,
571 },
572 { NULL }
573 };
574
575 AVFilter ff_vf_atadenoise = {
576 .name = "atadenoise",
577 .description = NULL_IF_CONFIG_SMALL("Apply an Adaptive Temporal Averaging Denoiser."),
578 .priv_size = sizeof(ATADenoiseContext),
579 .priv_class = &atadenoise_class,
580 .init = init,
581 .uninit = uninit,
582 .query_formats = query_formats,
583 .inputs = inputs,
584 .outputs = outputs,
585 .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
586 .process_command = process_command,
587 };
588