vf_deinterlace_vaapi: Add support for field rate output
[libav.git] / libavfilter / vf_deinterlace_vaapi.c
CommitLineData
ade370a4
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1/*
2 * This file is part of Libav.
3 *
4 * Libav 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 * Libav 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 Libav; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19#include <string.h>
20
21#include <va/va.h>
22#include <va/va_vpp.h>
23
24#include "libavutil/avassert.h"
9aa251c9 25#include "libavutil/common.h"
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MT
26#include "libavutil/hwcontext.h"
27#include "libavutil/hwcontext_vaapi.h"
28#include "libavutil/mem.h"
29#include "libavutil/opt.h"
30#include "libavutil/pixdesc.h"
31
32#include "avfilter.h"
33#include "formats.h"
34#include "internal.h"
35#include "video.h"
36
37#define MAX_REFERENCES 8
38
39typedef struct DeintVAAPIContext {
40 const AVClass *class;
41
42 AVVAAPIDeviceContext *hwctx;
43 AVBufferRef *device_ref;
44
45 int mode;
9aa251c9
MT
46 int field_rate;
47 int auto_enable;
ade370a4
MT
48
49 int valid_ids;
50 VAConfigID va_config;
51 VAContextID va_context;
52
53 AVBufferRef *input_frames_ref;
54 AVHWFramesContext *input_frames;
55
56 AVBufferRef *output_frames_ref;
57 AVHWFramesContext *output_frames;
58 int output_height;
59 int output_width;
60
61 VAProcFilterCapDeinterlacing
62 deint_caps[VAProcDeinterlacingCount];
63 int nb_deint_caps;
64 VAProcPipelineCaps pipeline_caps;
65
66 int queue_depth;
67 int queue_count;
68 AVFrame *frame_queue[MAX_REFERENCES];
9aa251c9 69 int extra_delay_for_timestamps;
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MT
70
71 VABufferID filter_buffer;
72} DeintVAAPIContext;
73
74static const char *deint_vaapi_mode_name(int mode)
75{
76 switch (mode) {
77#define D(name) case VAProcDeinterlacing ## name: return #name
78 D(Bob);
79 D(Weave);
80 D(MotionAdaptive);
81 D(MotionCompensated);
82#undef D
83 default:
84 return "Invalid";
85 }
86}
87
88static int deint_vaapi_query_formats(AVFilterContext *avctx)
89{
90 enum AVPixelFormat pix_fmts[] = {
91 AV_PIX_FMT_VAAPI, AV_PIX_FMT_NONE,
92 };
93
94 ff_formats_ref(ff_make_format_list(pix_fmts),
95 &avctx->inputs[0]->out_formats);
96 ff_formats_ref(ff_make_format_list(pix_fmts),
97 &avctx->outputs[0]->in_formats);
98
99 return 0;
100}
101
102static int deint_vaapi_pipeline_uninit(AVFilterContext *avctx)
103{
104 DeintVAAPIContext *ctx = avctx->priv;
105 int i;
106
107 for (i = 0; i < ctx->queue_count; i++)
108 av_frame_free(&ctx->frame_queue[i]);
109 ctx->queue_count = 0;
110
111 if (ctx->filter_buffer != VA_INVALID_ID) {
112 vaDestroyBuffer(ctx->hwctx->display, ctx->filter_buffer);
113 ctx->filter_buffer = VA_INVALID_ID;
114 }
115
116 if (ctx->va_context != VA_INVALID_ID) {
117 vaDestroyContext(ctx->hwctx->display, ctx->va_context);
118 ctx->va_context = VA_INVALID_ID;
119 }
120
121 if (ctx->va_config != VA_INVALID_ID) {
122 vaDestroyConfig(ctx->hwctx->display, ctx->va_config);
123 ctx->va_config = VA_INVALID_ID;
124 }
125
126 av_buffer_unref(&ctx->device_ref);
127 ctx->hwctx = NULL;
128
129 return 0;
130}
131
132static int deint_vaapi_config_input(AVFilterLink *inlink)
133{
134 AVFilterContext *avctx = inlink->dst;
135 DeintVAAPIContext *ctx = avctx->priv;
136
137 deint_vaapi_pipeline_uninit(avctx);
138
139 if (!inlink->hw_frames_ctx) {
140 av_log(avctx, AV_LOG_ERROR, "A hardware frames reference is "
141 "required to associate the processing device.\n");
142 return AVERROR(EINVAL);
143 }
144
145 ctx->input_frames_ref = av_buffer_ref(inlink->hw_frames_ctx);
146 ctx->input_frames = (AVHWFramesContext*)ctx->input_frames_ref->data;
147
148 return 0;
149}
150
151static int deint_vaapi_build_filter_params(AVFilterContext *avctx)
152{
153 DeintVAAPIContext *ctx = avctx->priv;
154 VAStatus vas;
155 VAProcFilterParameterBufferDeinterlacing params;
156 int i;
157
158 ctx->nb_deint_caps = VAProcDeinterlacingCount;
159 vas = vaQueryVideoProcFilterCaps(ctx->hwctx->display,
160 ctx->va_context,
161 VAProcFilterDeinterlacing,
162 &ctx->deint_caps,
163 &ctx->nb_deint_caps);
164 if (vas != VA_STATUS_SUCCESS) {
165 av_log(avctx, AV_LOG_ERROR, "Failed to query deinterlacing "
166 "caps: %d (%s).\n", vas, vaErrorStr(vas));
167 return AVERROR(EIO);
168 }
169
170 if (ctx->mode == VAProcDeinterlacingNone) {
171 for (i = 0; i < ctx->nb_deint_caps; i++) {
172 if (ctx->deint_caps[i].type > ctx->mode)
173 ctx->mode = ctx->deint_caps[i].type;
174 }
175 av_log(avctx, AV_LOG_VERBOSE, "Picking %d (%s) as default "
176 "deinterlacing mode.\n", ctx->mode,
177 deint_vaapi_mode_name(ctx->mode));
178 } else {
179 for (i = 0; i < ctx->nb_deint_caps; i++) {
180 if (ctx->deint_caps[i].type == ctx->mode)
181 break;
182 }
183 if (i >= ctx->nb_deint_caps) {
184 av_log(avctx, AV_LOG_ERROR, "Deinterlacing mode %d (%s) is "
185 "not supported.\n", ctx->mode,
186 deint_vaapi_mode_name(ctx->mode));
187 }
188 }
189
190 params.type = VAProcFilterDeinterlacing;
191 params.algorithm = ctx->mode;
192 params.flags = 0;
193
194 av_assert0(ctx->filter_buffer == VA_INVALID_ID);
195 vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
196 VAProcFilterParameterBufferType,
197 sizeof(params), 1, &params,
198 &ctx->filter_buffer);
199 if (vas != VA_STATUS_SUCCESS) {
200 av_log(avctx, AV_LOG_ERROR, "Failed to create deinterlace "
201 "parameter buffer: %d (%s).\n", vas, vaErrorStr(vas));
202 return AVERROR(EIO);
203 }
204
205 vas = vaQueryVideoProcPipelineCaps(ctx->hwctx->display,
206 ctx->va_context,
207 &ctx->filter_buffer, 1,
208 &ctx->pipeline_caps);
209 if (vas != VA_STATUS_SUCCESS) {
210 av_log(avctx, AV_LOG_ERROR, "Failed to query pipeline "
211 "caps: %d (%s).\n", vas, vaErrorStr(vas));
212 return AVERROR(EIO);
213 }
214
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215 ctx->extra_delay_for_timestamps = ctx->field_rate == 2 &&
216 ctx->pipeline_caps.num_backward_references == 0;
217
ade370a4 218 ctx->queue_depth = ctx->pipeline_caps.num_backward_references +
9aa251c9
MT
219 ctx->pipeline_caps.num_forward_references +
220 ctx->extra_delay_for_timestamps + 1;
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MT
221 if (ctx->queue_depth > MAX_REFERENCES) {
222 av_log(avctx, AV_LOG_ERROR, "Pipeline requires too many "
223 "references (%u forward, %u back).\n",
224 ctx->pipeline_caps.num_forward_references,
225 ctx->pipeline_caps.num_backward_references);
226 return AVERROR(ENOSYS);
227 }
228
229 return 0;
230}
231
232static int deint_vaapi_config_output(AVFilterLink *outlink)
233{
234 AVFilterContext *avctx = outlink->src;
9aa251c9 235 AVFilterLink *inlink = avctx->inputs[0];
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MT
236 DeintVAAPIContext *ctx = avctx->priv;
237 AVVAAPIHWConfig *hwconfig = NULL;
238 AVHWFramesConstraints *constraints = NULL;
239 AVVAAPIFramesContext *va_frames;
240 VAStatus vas;
241 int err;
242
243 deint_vaapi_pipeline_uninit(avctx);
244
245 av_assert0(ctx->input_frames);
246 ctx->device_ref = av_buffer_ref(ctx->input_frames->device_ref);
247 ctx->hwctx = ((AVHWDeviceContext*)ctx->device_ref->data)->hwctx;
248
249 ctx->output_width = ctx->input_frames->width;
250 ctx->output_height = ctx->input_frames->height;
251
252 av_assert0(ctx->va_config == VA_INVALID_ID);
253 vas = vaCreateConfig(ctx->hwctx->display, VAProfileNone,
254 VAEntrypointVideoProc, 0, 0, &ctx->va_config);
255 if (vas != VA_STATUS_SUCCESS) {
256 av_log(avctx, AV_LOG_ERROR, "Failed to create processing pipeline "
257 "config: %d (%s).\n", vas, vaErrorStr(vas));
258 err = AVERROR(EIO);
259 goto fail;
260 }
261
262 hwconfig = av_hwdevice_hwconfig_alloc(ctx->device_ref);
263 if (!hwconfig) {
264 err = AVERROR(ENOMEM);
265 goto fail;
266 }
267 hwconfig->config_id = ctx->va_config;
268
269 constraints = av_hwdevice_get_hwframe_constraints(ctx->device_ref,
270 hwconfig);
271 if (!constraints) {
272 err = AVERROR(ENOMEM);
273 goto fail;
274 }
275
276 if (ctx->output_width < constraints->min_width ||
277 ctx->output_height < constraints->min_height ||
278 ctx->output_width > constraints->max_width ||
279 ctx->output_height > constraints->max_height) {
280 av_log(avctx, AV_LOG_ERROR, "Hardware does not support "
281 "deinterlacing to size %dx%d "
282 "(constraints: width %d-%d height %d-%d).\n",
283 ctx->output_width, ctx->output_height,
284 constraints->min_width, constraints->max_width,
285 constraints->min_height, constraints->max_height);
286 err = AVERROR(EINVAL);
287 goto fail;
288 }
289
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MT
290 ctx->output_frames_ref = av_hwframe_ctx_alloc(ctx->device_ref);
291 if (!ctx->output_frames_ref) {
292 av_log(avctx, AV_LOG_ERROR, "Failed to create HW frame context "
293 "for output.\n");
294 err = AVERROR(ENOMEM);
295 goto fail;
296 }
297
298 ctx->output_frames = (AVHWFramesContext*)ctx->output_frames_ref->data;
299
300 ctx->output_frames->format = AV_PIX_FMT_VAAPI;
301 ctx->output_frames->sw_format = ctx->input_frames->sw_format;
302 ctx->output_frames->width = ctx->output_width;
303 ctx->output_frames->height = ctx->output_height;
304
305 // The number of output frames we need is determined by what follows
306 // the filter. If it's an encoder with complex frame reference
307 // structures then this could be very high.
308 ctx->output_frames->initial_pool_size = 10;
309
310 err = av_hwframe_ctx_init(ctx->output_frames_ref);
311 if (err < 0) {
312 av_log(avctx, AV_LOG_ERROR, "Failed to initialise VAAPI frame "
313 "context for output: %d\n", err);
314 goto fail;
315 }
316
317 va_frames = ctx->output_frames->hwctx;
318
319 av_assert0(ctx->va_context == VA_INVALID_ID);
320 vas = vaCreateContext(ctx->hwctx->display, ctx->va_config,
321 ctx->output_width, ctx->output_height, 0,
322 va_frames->surface_ids, va_frames->nb_surfaces,
323 &ctx->va_context);
324 if (vas != VA_STATUS_SUCCESS) {
325 av_log(avctx, AV_LOG_ERROR, "Failed to create processing pipeline "
326 "context: %d (%s).\n", vas, vaErrorStr(vas));
2d518aec
MT
327 err = AVERROR(EIO);
328 goto fail;
ade370a4
MT
329 }
330
2d518aec
MT
331 err = deint_vaapi_build_filter_params(avctx);
332 if (err < 0)
333 goto fail;
334
9aa251c9
MT
335 outlink->w = inlink->w;
336 outlink->h = inlink->h;
337
338 outlink->time_base = av_mul_q(inlink->time_base,
339 (AVRational) { 1, ctx->field_rate });
340 outlink->frame_rate = av_mul_q(inlink->frame_rate,
341 (AVRational) { ctx->field_rate, 1 });
ade370a4
MT
342
343 outlink->hw_frames_ctx = av_buffer_ref(ctx->output_frames_ref);
344 if (!outlink->hw_frames_ctx) {
345 err = AVERROR(ENOMEM);
346 goto fail;
347 }
348
349 av_freep(&hwconfig);
350 av_hwframe_constraints_free(&constraints);
351 return 0;
352
353fail:
354 av_buffer_unref(&ctx->output_frames_ref);
355 av_freep(&hwconfig);
356 av_hwframe_constraints_free(&constraints);
357 return err;
358}
359
360static int vaapi_proc_colour_standard(enum AVColorSpace av_cs)
361{
362 switch(av_cs) {
363#define CS(av, va) case AVCOL_SPC_ ## av: return VAProcColorStandard ## va;
364 CS(BT709, BT709);
365 CS(BT470BG, BT470BG);
366 CS(SMPTE170M, SMPTE170M);
367 CS(SMPTE240M, SMPTE240M);
368#undef CS
369 default:
370 return VAProcColorStandardNone;
371 }
372}
373
374static int deint_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)
375{
376 AVFilterContext *avctx = inlink->dst;
377 AVFilterLink *outlink = avctx->outputs[0];
378 DeintVAAPIContext *ctx = avctx->priv;
379 AVFrame *output_frame = NULL;
380 VASurfaceID input_surface, output_surface;
381 VASurfaceID backward_references[MAX_REFERENCES];
382 VASurfaceID forward_references[MAX_REFERENCES];
383 VAProcPipelineParameterBuffer params;
384 VAProcFilterParameterBufferDeinterlacing *filter_params;
385 VARectangle input_region;
386 VABufferID params_id;
387 VAStatus vas;
388 void *filter_params_addr = NULL;
9aa251c9 389 int err, i, field, current_frame_index;
ade370a4
MT
390
391 av_log(avctx, AV_LOG_DEBUG, "Filter input: %s, %ux%u (%"PRId64").\n",
392 av_get_pix_fmt_name(input_frame->format),
393 input_frame->width, input_frame->height, input_frame->pts);
394
395 if (ctx->queue_count < ctx->queue_depth) {
396 ctx->frame_queue[ctx->queue_count++] = input_frame;
397 if (ctx->queue_count < ctx->queue_depth) {
398 // Need more reference surfaces before we can continue.
399 return 0;
400 }
401 } else {
402 av_frame_free(&ctx->frame_queue[0]);
403 for (i = 0; i + 1 < ctx->queue_count; i++)
404 ctx->frame_queue[i] = ctx->frame_queue[i + 1];
405 ctx->frame_queue[i] = input_frame;
406 }
407
9aa251c9
MT
408 current_frame_index = ctx->pipeline_caps.num_forward_references;
409
410 input_frame = ctx->frame_queue[current_frame_index];
ade370a4 411 input_surface = (VASurfaceID)(uintptr_t)input_frame->data[3];
ade370a4
MT
412 for (i = 0; i < ctx->pipeline_caps.num_forward_references; i++)
413 forward_references[i] = (VASurfaceID)(uintptr_t)
9aa251c9
MT
414 ctx->frame_queue[current_frame_index - i - 1]->data[3];
415 for (i = 0; i < ctx->pipeline_caps.num_backward_references; i++)
416 backward_references[i] = (VASurfaceID)(uintptr_t)
417 ctx->frame_queue[current_frame_index + i + 1]->data[3];
ade370a4
MT
418
419 av_log(avctx, AV_LOG_DEBUG, "Using surface %#x for "
420 "deinterlace input.\n", input_surface);
421 av_log(avctx, AV_LOG_DEBUG, "Backward references:");
422 for (i = 0; i < ctx->pipeline_caps.num_backward_references; i++)
423 av_log(avctx, AV_LOG_DEBUG, " %#x", backward_references[i]);
424 av_log(avctx, AV_LOG_DEBUG, "\n");
425 av_log(avctx, AV_LOG_DEBUG, "Forward references:");
426 for (i = 0; i < ctx->pipeline_caps.num_forward_references; i++)
427 av_log(avctx, AV_LOG_DEBUG, " %#x", forward_references[i]);
428 av_log(avctx, AV_LOG_DEBUG, "\n");
429
9aa251c9
MT
430 for (field = 0; field < ctx->field_rate; field++) {
431 output_frame = ff_get_video_buffer(outlink, ctx->output_width,
432 ctx->output_height);
433 if (!output_frame) {
434 err = AVERROR(ENOMEM);
435 goto fail;
436 }
ade370a4 437
9aa251c9
MT
438 output_surface = (VASurfaceID)(uintptr_t)output_frame->data[3];
439 av_log(avctx, AV_LOG_DEBUG, "Using surface %#x for "
440 "deinterlace output.\n", output_surface);
441
442 memset(&params, 0, sizeof(params));
443
444 input_region = (VARectangle) {
445 .x = 0,
446 .y = 0,
447 .width = input_frame->width,
448 .height = input_frame->height,
449 };
450
451 params.surface = input_surface;
452 params.surface_region = &input_region;
453 params.surface_color_standard =
454 vaapi_proc_colour_standard(input_frame->colorspace);
455
456 params.output_region = NULL;
457 params.output_background_color = 0xff000000;
458 params.output_color_standard = params.surface_color_standard;
459
460 params.pipeline_flags = 0;
461 params.filter_flags = VA_FRAME_PICTURE;
462
463 if (!ctx->auto_enable || input_frame->interlaced_frame) {
464 vas = vaMapBuffer(ctx->hwctx->display, ctx->filter_buffer,
465 &filter_params_addr);
466 if (vas != VA_STATUS_SUCCESS) {
467 av_log(avctx, AV_LOG_ERROR, "Failed to map filter parameter "
468 "buffer: %d (%s).\n", vas, vaErrorStr(vas));
469 err = AVERROR(EIO);
470 goto fail;
471 }
472 filter_params = filter_params_addr;
473 filter_params->flags = 0;
474 if (input_frame->top_field_first) {
475 filter_params->flags |= field ? VA_DEINTERLACING_BOTTOM_FIELD : 0;
476 } else {
477 filter_params->flags |= VA_DEINTERLACING_BOTTOM_FIELD_FIRST;
478 filter_params->flags |= field ? 0 : VA_DEINTERLACING_BOTTOM_FIELD;
479 }
480 filter_params_addr = NULL;
481 vas = vaUnmapBuffer(ctx->hwctx->display, ctx->filter_buffer);
482 if (vas != VA_STATUS_SUCCESS)
483 av_log(avctx, AV_LOG_ERROR, "Failed to unmap filter parameter "
484 "buffer: %d (%s).\n", vas, vaErrorStr(vas));
485
486 params.filters = &ctx->filter_buffer;
487 params.num_filters = 1;
488
489 params.forward_references = forward_references;
490 params.num_forward_references =
491 ctx->pipeline_caps.num_forward_references;
492 params.backward_references = backward_references;
493 params.num_backward_references =
494 ctx->pipeline_caps.num_backward_references;
495
496 } else {
497 params.filters = NULL;
498 params.num_filters = 0;
499 }
ade370a4 500
9aa251c9
MT
501 vas = vaBeginPicture(ctx->hwctx->display,
502 ctx->va_context, output_surface);
503 if (vas != VA_STATUS_SUCCESS) {
504 av_log(avctx, AV_LOG_ERROR, "Failed to attach new picture: "
505 "%d (%s).\n", vas, vaErrorStr(vas));
506 err = AVERROR(EIO);
507 goto fail;
508 }
ade370a4 509
9aa251c9
MT
510 vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
511 VAProcPipelineParameterBufferType,
512 sizeof(params), 1, &params, &params_id);
513 if (vas != VA_STATUS_SUCCESS) {
514 av_log(avctx, AV_LOG_ERROR, "Failed to create parameter buffer: "
515 "%d (%s).\n", vas, vaErrorStr(vas));
516 err = AVERROR(EIO);
517 goto fail_after_begin;
518 }
519 av_log(avctx, AV_LOG_DEBUG, "Pipeline parameter buffer is %#x.\n",
520 params_id);
ade370a4 521
9aa251c9
MT
522 vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context,
523 &params_id, 1);
524 if (vas != VA_STATUS_SUCCESS) {
525 av_log(avctx, AV_LOG_ERROR, "Failed to render parameter buffer: "
526 "%d (%s).\n", vas, vaErrorStr(vas));
527 err = AVERROR(EIO);
528 goto fail_after_begin;
529 }
ade370a4 530
9aa251c9
MT
531 vas = vaEndPicture(ctx->hwctx->display, ctx->va_context);
532 if (vas != VA_STATUS_SUCCESS) {
533 av_log(avctx, AV_LOG_ERROR, "Failed to start picture processing: "
534 "%d (%s).\n", vas, vaErrorStr(vas));
535 err = AVERROR(EIO);
536 goto fail_after_render;
537 }
ade370a4 538
9aa251c9
MT
539 if (ctx->hwctx->driver_quirks &
540 AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS) {
541 vas = vaDestroyBuffer(ctx->hwctx->display, params_id);
542 if (vas != VA_STATUS_SUCCESS) {
543 av_log(avctx, AV_LOG_ERROR, "Failed to free parameter buffer: "
544 "%d (%s).\n", vas, vaErrorStr(vas));
545 // And ignore.
546 }
547 }
ade370a4 548
9aa251c9
MT
549 err = av_frame_copy_props(output_frame, input_frame);
550 if (err < 0)
551 goto fail;
ade370a4 552
9aa251c9
MT
553 if (ctx->field_rate == 2) {
554 if (field == 0)
555 output_frame->pts = 2 * input_frame->pts;
556 else
557 output_frame->pts = input_frame->pts +
558 ctx->frame_queue[current_frame_index + 1]->pts;
ade370a4 559 }
9aa251c9 560 output_frame->interlaced_frame = 0;
ade370a4 561
9aa251c9
MT
562 av_log(avctx, AV_LOG_DEBUG, "Filter output: %s, %ux%u (%"PRId64").\n",
563 av_get_pix_fmt_name(output_frame->format),
564 output_frame->width, output_frame->height, output_frame->pts);
ade370a4 565
9aa251c9
MT
566 err = ff_filter_frame(outlink, output_frame);
567 if (err < 0)
568 break;
569 }
ade370a4 570
9aa251c9 571 return err;
ade370a4
MT
572
573fail_after_begin:
574 vaRenderPicture(ctx->hwctx->display, ctx->va_context, &params_id, 1);
575fail_after_render:
576 vaEndPicture(ctx->hwctx->display, ctx->va_context);
577fail:
578 if (filter_params_addr)
579 vaUnmapBuffer(ctx->hwctx->display, ctx->filter_buffer);
580 av_frame_free(&output_frame);
581 return err;
582}
583
584static av_cold int deint_vaapi_init(AVFilterContext *avctx)
585{
586 DeintVAAPIContext *ctx = avctx->priv;
587
588 ctx->va_config = VA_INVALID_ID;
589 ctx->va_context = VA_INVALID_ID;
590 ctx->filter_buffer = VA_INVALID_ID;
591 ctx->valid_ids = 1;
592
593 return 0;
594}
595
596static av_cold void deint_vaapi_uninit(AVFilterContext *avctx)
597{
598 DeintVAAPIContext *ctx = avctx->priv;
599
600 if (ctx->valid_ids)
601 deint_vaapi_pipeline_uninit(avctx);
602
603 av_buffer_unref(&ctx->input_frames_ref);
604 av_buffer_unref(&ctx->output_frames_ref);
605 av_buffer_unref(&ctx->device_ref);
606}
607
608#define OFFSET(x) offsetof(DeintVAAPIContext, x)
609#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM)
610static const AVOption deint_vaapi_options[] = {
611 { "mode", "Deinterlacing mode",
612 OFFSET(mode), AV_OPT_TYPE_INT, { .i64 = VAProcDeinterlacingNone },
613 VAProcDeinterlacingNone, VAProcDeinterlacingCount - 1, FLAGS, "mode" },
614 { "default", "Use the highest-numbered (and therefore possibly most advanced) deinterlacing algorithm",
615 0, AV_OPT_TYPE_CONST, { .i64 = VAProcDeinterlacingNone }, .unit = "mode" },
616 { "bob", "Use the bob deinterlacing algorithm",
617 0, AV_OPT_TYPE_CONST, { .i64 = VAProcDeinterlacingBob }, .unit = "mode" },
618 { "weave", "Use the weave deinterlacing algorithm",
619 0, AV_OPT_TYPE_CONST, { .i64 = VAProcDeinterlacingWeave }, .unit = "mode" },
620 { "motion_adaptive", "Use the motion adaptive deinterlacing algorithm",
621 0, AV_OPT_TYPE_CONST, { .i64 = VAProcDeinterlacingMotionAdaptive }, .unit = "mode" },
622 { "motion_compensated", "Use the motion compensated deinterlacing algorithm",
623 0, AV_OPT_TYPE_CONST, { .i64 = VAProcDeinterlacingMotionCompensated }, .unit = "mode" },
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624
625 { "rate", "Generate output at frame rate or field rate",
626 OFFSET(field_rate), AV_OPT_TYPE_INT, { .i64 = 1 }, 1, 2, FLAGS, "rate" },
627 { "frame", "Output at frame rate (one frame of output for each field-pair)",
628 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, .unit = "rate" },
629 { "field", "Output at field rate (one frame of output for each field)",
630 0, AV_OPT_TYPE_CONST, { .i64 = 2 }, .unit = "rate" },
631
632 { "auto", "Only deinterlace fields, passing frames through unchanged",
633 OFFSET(auto_enable), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, FLAGS },
634
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MT
635 { NULL },
636};
637
638static const AVClass deint_vaapi_class = {
639 .class_name = "deinterlace_vaapi",
640 .item_name = av_default_item_name,
641 .option = deint_vaapi_options,
642 .version = LIBAVUTIL_VERSION_INT,
643};
644
645static const AVFilterPad deint_vaapi_inputs[] = {
646 {
647 .name = "default",
648 .type = AVMEDIA_TYPE_VIDEO,
649 .filter_frame = &deint_vaapi_filter_frame,
650 .config_props = &deint_vaapi_config_input,
651 },
652 { NULL }
653};
654
655static const AVFilterPad deint_vaapi_outputs[] = {
656 {
657 .name = "default",
658 .type = AVMEDIA_TYPE_VIDEO,
659 .config_props = &deint_vaapi_config_output,
660 },
661 { NULL }
662};
663
664AVFilter ff_vf_deinterlace_vaapi = {
665 .name = "deinterlace_vaapi",
666 .description = NULL_IF_CONFIG_SMALL("Deinterlacing of VAAPI surfaces"),
667 .priv_size = sizeof(DeintVAAPIContext),
668 .init = &deint_vaapi_init,
669 .uninit = &deint_vaapi_uninit,
670 .query_formats = &deint_vaapi_query_formats,
671 .inputs = deint_vaapi_inputs,
672 .outputs = deint_vaapi_outputs,
673 .priv_class = &deint_vaapi_class,
674 .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
675};