1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 /**
20 * @file
21 * deinterlace video filter - QSV
22 */
23
24 #include <mfx/mfxvideo.h>
25
26 #include <stdio.h>
27 #include <string.h>
28
29 #include "libavutil/avstring.h"
30 #include "libavutil/common.h"
31 #include "libavutil/hwcontext.h"
32 #include "libavutil/hwcontext_qsv.h"
33 #include "libavutil/internal.h"
34 #include "libavutil/mathematics.h"
35 #include "libavutil/opt.h"
36 #include "libavutil/pixdesc.h"
37 #include "libavutil/time.h"
38 #include "libavfilter/qsvvpp.h"
39
40 #include "avfilter.h"
41 #include "formats.h"
42 #include "internal.h"
43 #include "video.h"
44
45 enum {
46 QSVDEINT_MORE_OUTPUT = 1,
47 QSVDEINT_MORE_INPUT,
48 };
49
50 typedef struct QSVFrame {
51 AVFrame *frame;
52 mfxFrameSurface1 surface;
53 int used;
54
55 struct QSVFrame *next;
56 } QSVFrame;
57
58 typedef struct QSVDeintContext {
59 const AVClass *class;
60
61 AVBufferRef *hw_frames_ctx;
62 /* a clone of the main session, used internally for deinterlacing */
63 mfxSession session;
64
65 mfxMemId *mem_ids;
66 int nb_mem_ids;
67
68 mfxFrameSurface1 **surface_ptrs;
69 int nb_surface_ptrs;
70
71 mfxExtOpaqueSurfaceAlloc opaque_alloc;
72 mfxExtVPPDeinterlacing deint_conf;
73 mfxExtBuffer *ext_buffers[2];
74 int num_ext_buffers;
75
76 QSVFrame *work_frames;
77
78 int64_t last_pts;
79
80 int eof;
81
82 /* option for Deinterlacing algorithm to be used */
83 int mode;
84 } QSVDeintContext;
85
qsvdeint_uninit(AVFilterContext * ctx)86 static av_cold void qsvdeint_uninit(AVFilterContext *ctx)
87 {
88 QSVDeintContext *s = ctx->priv;
89 QSVFrame *cur;
90
91 if (s->session) {
92 MFXClose(s->session);
93 s->session = NULL;
94 }
95 av_buffer_unref(&s->hw_frames_ctx);
96
97 cur = s->work_frames;
98 while (cur) {
99 s->work_frames = cur->next;
100 av_frame_free(&cur->frame);
101 av_freep(&cur);
102 cur = s->work_frames;
103 }
104
105 av_freep(&s->mem_ids);
106 s->nb_mem_ids = 0;
107
108 av_freep(&s->surface_ptrs);
109 s->nb_surface_ptrs = 0;
110 }
111
qsvdeint_query_formats(AVFilterContext * ctx)112 static int qsvdeint_query_formats(AVFilterContext *ctx)
113 {
114 static const enum AVPixelFormat pixel_formats[] = {
115 AV_PIX_FMT_QSV, AV_PIX_FMT_NONE,
116 };
117 AVFilterFormats *pix_fmts = ff_make_format_list(pixel_formats);
118 int ret;
119
120 if ((ret = ff_set_common_formats(ctx, pix_fmts)) < 0)
121 return ret;
122
123 return 0;
124 }
125
frame_alloc(mfxHDL pthis,mfxFrameAllocRequest * req,mfxFrameAllocResponse * resp)126 static mfxStatus frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req,
127 mfxFrameAllocResponse *resp)
128 {
129 AVFilterContext *ctx = pthis;
130 QSVDeintContext *s = ctx->priv;
131
132 if (!(req->Type & MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET) ||
133 !(req->Type & (MFX_MEMTYPE_FROM_VPPIN | MFX_MEMTYPE_FROM_VPPOUT)) ||
134 !(req->Type & MFX_MEMTYPE_EXTERNAL_FRAME))
135 return MFX_ERR_UNSUPPORTED;
136
137 resp->mids = s->mem_ids;
138 resp->NumFrameActual = s->nb_mem_ids;
139
140 return MFX_ERR_NONE;
141 }
142
frame_free(mfxHDL pthis,mfxFrameAllocResponse * resp)143 static mfxStatus frame_free(mfxHDL pthis, mfxFrameAllocResponse *resp)
144 {
145 return MFX_ERR_NONE;
146 }
147
frame_lock(mfxHDL pthis,mfxMemId mid,mfxFrameData * ptr)148 static mfxStatus frame_lock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
149 {
150 return MFX_ERR_UNSUPPORTED;
151 }
152
frame_unlock(mfxHDL pthis,mfxMemId mid,mfxFrameData * ptr)153 static mfxStatus frame_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
154 {
155 return MFX_ERR_UNSUPPORTED;
156 }
157
frame_get_hdl(mfxHDL pthis,mfxMemId mid,mfxHDL * hdl)158 static mfxStatus frame_get_hdl(mfxHDL pthis, mfxMemId mid, mfxHDL *hdl)
159 {
160 *hdl = mid;
161 return MFX_ERR_NONE;
162 }
163
164 static const mfxHandleType handle_types[] = {
165 MFX_HANDLE_VA_DISPLAY,
166 MFX_HANDLE_D3D9_DEVICE_MANAGER,
167 MFX_HANDLE_D3D11_DEVICE,
168 };
169
init_out_session(AVFilterContext * ctx)170 static int init_out_session(AVFilterContext *ctx)
171 {
172
173 QSVDeintContext *s = ctx->priv;
174 AVHWFramesContext *hw_frames_ctx = (AVHWFramesContext*)s->hw_frames_ctx->data;
175 AVQSVFramesContext *hw_frames_hwctx = hw_frames_ctx->hwctx;
176 AVQSVDeviceContext *device_hwctx = hw_frames_ctx->device_ctx->hwctx;
177
178 int opaque = !!(hw_frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME);
179
180 mfxHDL handle = NULL;
181 mfxHandleType handle_type;
182 mfxVersion ver;
183 mfxIMPL impl;
184 mfxVideoParam par;
185 mfxStatus err;
186 int i;
187
188 /* extract the properties of the "master" session given to us */
189 err = MFXQueryIMPL(device_hwctx->session, &impl);
190 if (err == MFX_ERR_NONE)
191 err = MFXQueryVersion(device_hwctx->session, &ver);
192 if (err != MFX_ERR_NONE) {
193 av_log(ctx, AV_LOG_ERROR, "Error querying the session attributes\n");
194 return AVERROR_UNKNOWN;
195 }
196
197 for (i = 0; i < FF_ARRAY_ELEMS(handle_types); i++) {
198 err = MFXVideoCORE_GetHandle(device_hwctx->session, handle_types[i], &handle);
199 if (err == MFX_ERR_NONE) {
200 handle_type = handle_types[i];
201 break;
202 }
203 }
204
205 if (err < 0)
206 return ff_qsvvpp_print_error(ctx, err, "Error getting the session handle");
207 else if (err > 0) {
208 ff_qsvvpp_print_warning(ctx, err, "Warning in getting the session handle");
209 return AVERROR_UNKNOWN;
210 }
211
212 /* create a "slave" session with those same properties, to be used for
213 * actual deinterlacing */
214 err = MFXInit(impl, &ver, &s->session);
215 if (err < 0)
216 return ff_qsvvpp_print_error(ctx, err, "Error initializing a session for deinterlacing");
217 else if (err > 0) {
218 ff_qsvvpp_print_warning(ctx, err, "Warning in session initialization");
219 return AVERROR_UNKNOWN;
220 }
221
222 if (handle) {
223 err = MFXVideoCORE_SetHandle(s->session, handle_type, handle);
224 if (err != MFX_ERR_NONE)
225 return AVERROR_UNKNOWN;
226 }
227
228 if (QSV_RUNTIME_VERSION_ATLEAST(ver, 1, 25)) {
229 err = MFXJoinSession(device_hwctx->session, s->session);
230 if (err != MFX_ERR_NONE)
231 return AVERROR_UNKNOWN;
232 }
233
234 memset(&par, 0, sizeof(par));
235
236 s->deint_conf.Header.BufferId = MFX_EXTBUFF_VPP_DEINTERLACING;
237 s->deint_conf.Header.BufferSz = sizeof(s->deint_conf);
238 s->deint_conf.Mode = s->mode;
239
240 s->ext_buffers[s->num_ext_buffers++] = (mfxExtBuffer *)&s->deint_conf;
241
242 if (opaque) {
243 s->surface_ptrs = av_mallocz_array(hw_frames_hwctx->nb_surfaces,
244 sizeof(*s->surface_ptrs));
245 if (!s->surface_ptrs)
246 return AVERROR(ENOMEM);
247 for (i = 0; i < hw_frames_hwctx->nb_surfaces; i++)
248 s->surface_ptrs[i] = hw_frames_hwctx->surfaces + i;
249 s->nb_surface_ptrs = hw_frames_hwctx->nb_surfaces;
250
251 s->opaque_alloc.In.Surfaces = s->surface_ptrs;
252 s->opaque_alloc.In.NumSurface = s->nb_surface_ptrs;
253 s->opaque_alloc.In.Type = hw_frames_hwctx->frame_type;
254
255 s->opaque_alloc.Out = s->opaque_alloc.In;
256
257 s->opaque_alloc.Header.BufferId = MFX_EXTBUFF_OPAQUE_SURFACE_ALLOCATION;
258 s->opaque_alloc.Header.BufferSz = sizeof(s->opaque_alloc);
259
260 s->ext_buffers[s->num_ext_buffers++] = (mfxExtBuffer *)&s->opaque_alloc;
261
262 par.IOPattern = MFX_IOPATTERN_IN_OPAQUE_MEMORY | MFX_IOPATTERN_OUT_OPAQUE_MEMORY;
263 } else {
264 mfxFrameAllocator frame_allocator = {
265 .pthis = ctx,
266 .Alloc = frame_alloc,
267 .Lock = frame_lock,
268 .Unlock = frame_unlock,
269 .GetHDL = frame_get_hdl,
270 .Free = frame_free,
271 };
272
273 s->mem_ids = av_mallocz_array(hw_frames_hwctx->nb_surfaces,
274 sizeof(*s->mem_ids));
275 if (!s->mem_ids)
276 return AVERROR(ENOMEM);
277 for (i = 0; i < hw_frames_hwctx->nb_surfaces; i++)
278 s->mem_ids[i] = hw_frames_hwctx->surfaces[i].Data.MemId;
279 s->nb_mem_ids = hw_frames_hwctx->nb_surfaces;
280
281 err = MFXVideoCORE_SetFrameAllocator(s->session, &frame_allocator);
282 if (err != MFX_ERR_NONE)
283 return AVERROR_UNKNOWN;
284
285 par.IOPattern = MFX_IOPATTERN_IN_VIDEO_MEMORY | MFX_IOPATTERN_OUT_VIDEO_MEMORY;
286 }
287
288 par.ExtParam = s->ext_buffers;
289 par.NumExtParam = s->num_ext_buffers;
290
291 par.AsyncDepth = 1; // TODO async
292
293 par.vpp.In = hw_frames_hwctx->surfaces[0].Info;
294
295 par.vpp.In.CropW = ctx->inputs[0]->w;
296 par.vpp.In.CropH = ctx->inputs[0]->h;
297
298 if (ctx->inputs[0]->frame_rate.num) {
299 par.vpp.In.FrameRateExtN = ctx->inputs[0]->frame_rate.num;
300 par.vpp.In.FrameRateExtD = ctx->inputs[0]->frame_rate.den;
301 } else {
302 par.vpp.In.FrameRateExtN = ctx->inputs[0]->time_base.num;
303 par.vpp.In.FrameRateExtD = ctx->inputs[0]->time_base.den;
304 }
305
306 par.vpp.Out = par.vpp.In;
307
308 if (ctx->outputs[0]->frame_rate.num) {
309 par.vpp.Out.FrameRateExtN = ctx->outputs[0]->frame_rate.num;
310 par.vpp.Out.FrameRateExtD = ctx->outputs[0]->frame_rate.den;
311 } else {
312 par.vpp.Out.FrameRateExtN = ctx->outputs[0]->time_base.num;
313 par.vpp.Out.FrameRateExtD = ctx->outputs[0]->time_base.den;
314 }
315
316 /* Print input memory mode */
317 ff_qsvvpp_print_iopattern(ctx, par.IOPattern & 0x0F, "VPP");
318 /* Print output memory mode */
319 ff_qsvvpp_print_iopattern(ctx, par.IOPattern & 0xF0, "VPP");
320 err = MFXVideoVPP_Init(s->session, &par);
321 if (err < 0)
322 return ff_qsvvpp_print_error(ctx, err,
323 "Error opening the VPP for deinterlacing");
324 else if (err > 0) {
325 ff_qsvvpp_print_warning(ctx, err,
326 "Warning in VPP initialization");
327 return AVERROR_UNKNOWN;
328 }
329
330 return 0;
331 }
332
qsvdeint_config_props(AVFilterLink * outlink)333 static int qsvdeint_config_props(AVFilterLink *outlink)
334 {
335 AVFilterContext *ctx = outlink->src;
336 AVFilterLink *inlink = ctx->inputs[0];
337 QSVDeintContext *s = ctx->priv;
338 int ret;
339
340 qsvdeint_uninit(ctx);
341
342 s->last_pts = AV_NOPTS_VALUE;
343 outlink->frame_rate = av_mul_q(inlink->frame_rate,
344 (AVRational){ 2, 1 });
345 outlink->time_base = av_mul_q(inlink->time_base,
346 (AVRational){ 1, 2 });
347
348 /* check that we have a hw context */
349 if (!inlink->hw_frames_ctx) {
350 av_log(ctx, AV_LOG_ERROR, "No hw context provided on input\n");
351 return AVERROR(EINVAL);
352 }
353
354 s->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
355 if (!s->hw_frames_ctx)
356 return AVERROR(ENOMEM);
357
358 av_buffer_unref(&outlink->hw_frames_ctx);
359 outlink->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
360 if (!outlink->hw_frames_ctx) {
361 qsvdeint_uninit(ctx);
362 return AVERROR(ENOMEM);
363 }
364
365 ret = init_out_session(ctx);
366 if (ret < 0)
367 return ret;
368
369
370 return 0;
371 }
372
clear_unused_frames(QSVDeintContext * s)373 static void clear_unused_frames(QSVDeintContext *s)
374 {
375 QSVFrame *cur = s->work_frames;
376 while (cur) {
377 if (!cur->surface.Data.Locked) {
378 av_frame_free(&cur->frame);
379 cur->used = 0;
380 }
381 cur = cur->next;
382 }
383 }
384
get_free_frame(QSVDeintContext * s,QSVFrame ** f)385 static int get_free_frame(QSVDeintContext *s, QSVFrame **f)
386 {
387 QSVFrame *frame, **last;
388
389 clear_unused_frames(s);
390
391 frame = s->work_frames;
392 last = &s->work_frames;
393 while (frame) {
394 if (!frame->used) {
395 *f = frame;
396 return 0;
397 }
398
399 last = &frame->next;
400 frame = frame->next;
401 }
402
403 frame = av_mallocz(sizeof(*frame));
404 if (!frame)
405 return AVERROR(ENOMEM);
406 *last = frame;
407 *f = frame;
408
409 return 0;
410 }
411
submit_frame(AVFilterContext * ctx,AVFrame * frame,mfxFrameSurface1 ** surface)412 static int submit_frame(AVFilterContext *ctx, AVFrame *frame,
413 mfxFrameSurface1 **surface)
414 {
415 QSVDeintContext *s = ctx->priv;
416 QSVFrame *qf;
417 int ret;
418
419 ret = get_free_frame(s, &qf);
420 if (ret < 0)
421 return ret;
422
423 qf->frame = frame;
424
425 qf->surface = *(mfxFrameSurface1*)qf->frame->data[3];
426
427 qf->surface.Data.Locked = 0;
428 qf->surface.Info.CropW = qf->frame->width;
429 qf->surface.Info.CropH = qf->frame->height;
430
431 qf->surface.Info.PicStruct = !qf->frame->interlaced_frame ? MFX_PICSTRUCT_PROGRESSIVE :
432 (qf->frame->top_field_first ? MFX_PICSTRUCT_FIELD_TFF :
433 MFX_PICSTRUCT_FIELD_BFF);
434 if (qf->frame->repeat_pict == 1) {
435 qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FIELD_REPEATED;
436 qf->surface.Info.PicStruct |= qf->frame->top_field_first ? MFX_PICSTRUCT_FIELD_TFF :
437 MFX_PICSTRUCT_FIELD_BFF;
438 } else if (qf->frame->repeat_pict == 2)
439 qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_DOUBLING;
440 else if (qf->frame->repeat_pict == 4)
441 qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_TRIPLING;
442
443 if (ctx->inputs[0]->frame_rate.num) {
444 qf->surface.Info.FrameRateExtN = ctx->inputs[0]->frame_rate.num;
445 qf->surface.Info.FrameRateExtD = ctx->inputs[0]->frame_rate.den;
446 } else {
447 qf->surface.Info.FrameRateExtN = ctx->inputs[0]->time_base.num;
448 qf->surface.Info.FrameRateExtD = ctx->inputs[0]->time_base.den;
449 }
450
451 qf->surface.Data.TimeStamp = av_rescale_q(qf->frame->pts,
452 ctx->inputs[0]->time_base,
453 (AVRational){1, 90000});
454
455 *surface = &qf->surface;
456 qf->used = 1;
457
458 return 0;
459 }
460
process_frame(AVFilterContext * ctx,const AVFrame * in,mfxFrameSurface1 * surf_in)461 static int process_frame(AVFilterContext *ctx, const AVFrame *in,
462 mfxFrameSurface1 *surf_in)
463 {
464 QSVDeintContext *s = ctx->priv;
465 AVFilterLink *inlink = ctx->inputs[0];
466 AVFilterLink *outlink = ctx->outputs[0];
467
468 AVFrame *out;
469 mfxFrameSurface1 *surf_out;
470 mfxSyncPoint sync = NULL;
471 mfxStatus err;
472 int ret, again = 0;
473
474 out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
475 if (!out) {
476 ret = AVERROR(ENOMEM);
477 goto fail;
478 }
479
480 surf_out = (mfxFrameSurface1*)out->data[3];
481 surf_out->Info.CropW = outlink->w;
482 surf_out->Info.CropH = outlink->h;
483 surf_out->Info.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
484
485 do {
486 err = MFXVideoVPP_RunFrameVPPAsync(s->session, surf_in, surf_out,
487 NULL, &sync);
488 if (err == MFX_WRN_DEVICE_BUSY)
489 av_usleep(1);
490 } while (err == MFX_WRN_DEVICE_BUSY);
491
492 if (err == MFX_ERR_MORE_DATA) {
493 av_frame_free(&out);
494 return QSVDEINT_MORE_INPUT;
495 }
496
497 if (err < 0 && err != MFX_ERR_MORE_SURFACE) {
498 ret = ff_qsvvpp_print_error(ctx, err, "Error during deinterlacing");
499 goto fail;
500 }
501
502 if (!sync) {
503 av_log(ctx, AV_LOG_ERROR, "No sync during deinterlacing\n");
504 ret = AVERROR_UNKNOWN;
505 goto fail;
506 }
507 if (err == MFX_ERR_MORE_SURFACE)
508 again = 1;
509
510 do {
511 err = MFXVideoCORE_SyncOperation(s->session, sync, 1000);
512 } while (err == MFX_WRN_IN_EXECUTION);
513 if (err < 0) {
514 ret = ff_qsvvpp_print_error(ctx, err, "Error synchronizing the operation");
515 goto fail;
516 }
517
518 ret = av_frame_copy_props(out, in);
519 if (ret < 0)
520 goto fail;
521
522 out->width = outlink->w;
523 out->height = outlink->h;
524 out->interlaced_frame = 0;
525
526 out->pts = av_rescale_q(out->pts, inlink->time_base, outlink->time_base);
527 if (out->pts == s->last_pts)
528 out->pts++;
529 s->last_pts = out->pts;
530
531 ret = ff_filter_frame(outlink, out);
532 if (ret < 0)
533 return ret;
534
535 return again ? QSVDEINT_MORE_OUTPUT : 0;
536 fail:
537 av_frame_free(&out);
538 return ret;
539 }
540
qsvdeint_filter_frame(AVFilterLink * link,AVFrame * in)541 static int qsvdeint_filter_frame(AVFilterLink *link, AVFrame *in)
542 {
543 AVFilterContext *ctx = link->dst;
544
545 mfxFrameSurface1 *surf_in;
546 int ret;
547
548 ret = submit_frame(ctx, in, &surf_in);
549 if (ret < 0) {
550 av_frame_free(&in);
551 return ret;
552 }
553
554 do {
555 ret = process_frame(ctx, in, surf_in);
556 if (ret < 0)
557 return ret;
558 } while (ret == QSVDEINT_MORE_OUTPUT);
559
560 return 0;
561 }
562
qsvdeint_request_frame(AVFilterLink * outlink)563 static int qsvdeint_request_frame(AVFilterLink *outlink)
564 {
565 AVFilterContext *ctx = outlink->src;
566
567 return ff_request_frame(ctx->inputs[0]);
568 }
569
570 #define OFFSET(x) offsetof(QSVDeintContext, x)
571 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
572 static const AVOption options[] = {
573 { "mode", "set deinterlace mode", OFFSET(mode), AV_OPT_TYPE_INT, {.i64 = MFX_DEINTERLACING_ADVANCED}, MFX_DEINTERLACING_BOB, MFX_DEINTERLACING_ADVANCED, FLAGS, "mode"},
574 { "bob", "bob algorithm", 0, AV_OPT_TYPE_CONST, {.i64 = MFX_DEINTERLACING_BOB}, MFX_DEINTERLACING_BOB, MFX_DEINTERLACING_ADVANCED, FLAGS, "mode"},
575 { "advanced", "Motion adaptive algorithm", 0, AV_OPT_TYPE_CONST, {.i64 = MFX_DEINTERLACING_ADVANCED}, MFX_DEINTERLACING_BOB, MFX_DEINTERLACING_ADVANCED, FLAGS, "mode"},
576 { NULL },
577 };
578
579 static const AVClass qsvdeint_class = {
580 .class_name = "deinterlace_qsv",
581 .item_name = av_default_item_name,
582 .option = options,
583 .version = LIBAVUTIL_VERSION_INT,
584 };
585
586 static const AVFilterPad qsvdeint_inputs[] = {
587 {
588 .name = "default",
589 .type = AVMEDIA_TYPE_VIDEO,
590 .filter_frame = qsvdeint_filter_frame,
591 },
592 { NULL }
593 };
594
595 static const AVFilterPad qsvdeint_outputs[] = {
596 {
597 .name = "default",
598 .type = AVMEDIA_TYPE_VIDEO,
599 .config_props = qsvdeint_config_props,
600 .request_frame = qsvdeint_request_frame,
601 },
602 { NULL }
603 };
604
605 AVFilter ff_vf_deinterlace_qsv = {
606 .name = "deinterlace_qsv",
607 .description = NULL_IF_CONFIG_SMALL("QuickSync video deinterlacing"),
608
609 .uninit = qsvdeint_uninit,
610 .query_formats = qsvdeint_query_formats,
611
612 .priv_size = sizeof(QSVDeintContext),
613 .priv_class = &qsvdeint_class,
614
615 .inputs = qsvdeint_inputs,
616 .outputs = qsvdeint_outputs,
617
618 .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
619 };
620