summaryrefslogtreecommitdiffstats
path: root/video/out/vo_vaapi.c
blob: d5b035e3509f91912fd136dc2a89c10cdbc71bf2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
/*
 * VA API output module
 *
 * Copyright (C) 2008-2009 Splitted-Desktop Systems
 * Gwenole Beauchesne <gbeauchesne@splitted-desktop.com>
 *
 * This file is part of mpv.
 *
 * mpv is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * mpv is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with mpv.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <assert.h>
#include <stdarg.h>
#include <limits.h>

#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <va/va_x11.h>

#include "config.h"
#include "common/msg.h"
#include "video/out/vo.h"
#include "video/mp_image_pool.h"
#include "sub/osd.h"
#include "sub/img_convert.h"
#include "x11_common.h"

#include "video/mp_image.h"
#include "video/vaapi.h"
#include "video/hwdec.h"

struct vaapi_osd_image {
    int            w, h;
    VAImage        image;
    VASubpictureID subpic_id;
    bool           is_used;
};

struct vaapi_subpic {
    VASubpictureID id;
    int src_x, src_y, src_w, src_h;
    int dst_x, dst_y, dst_w, dst_h;
};

struct vaapi_osd_part {
    bool active;
    int change_id;
    struct vaapi_osd_image image;
    struct vaapi_subpic subpic;
    struct osd_conv_cache *conv_cache;
};

#define MAX_OUTPUT_SURFACES 2

struct priv {
    struct mp_log           *log;
    struct vo               *vo;
    VADisplay                display;
    struct mp_vaapi_ctx     *mpvaapi;
    struct mp_hwdec_info     hwdec_info;

    struct mp_image_params   image_params;
    struct mp_rect           src_rect;
    struct mp_rect           dst_rect;
    struct mp_osd_res        screen_osd_res;

    struct mp_image         *output_surfaces[MAX_OUTPUT_SURFACES];
    struct mp_image         *swdec_surfaces[MAX_OUTPUT_SURFACES];

    int                      output_surface;
    int                      visible_surface;
    int                      scaling;
    int                      force_scaled_osd;

    VAImageFormat            osd_format; // corresponds to OSD_VA_FORMAT
    struct vaapi_osd_part    osd_parts[MAX_OSD_PARTS];
    bool                     osd_screen;

    struct mp_image_pool    *pool;

    struct mp_image         *black_surface;

    VAImageFormat           *va_subpic_formats;
    unsigned int            *va_subpic_flags;
    int                      va_num_subpic_formats;
    VADisplayAttribute      *va_display_attrs;
    int                     *mp_display_attr;
    int                      va_num_display_attrs;
};

#define OSD_VA_FORMAT VA_FOURCC_BGRA

static const bool osd_formats[SUBBITMAP_COUNT] = {
    // Actually BGRA, but only on little endian.
    // This will break on big endian, I think.
    [SUBBITMAP_RGBA] = true,
};

static void draw_osd(struct vo *vo);

static void flush_output_surfaces(struct priv *p)
{
    for (int n = 0; n < MAX_OUTPUT_SURFACES; n++)
        mp_image_unrefp(&p->output_surfaces[n]);
    p->output_surface = 0;
    p->visible_surface = 0;
}

// See flush_surfaces() remarks - the same applies.
static void free_video_specific(struct priv *p)
{
    flush_output_surfaces(p);

    mp_image_unrefp(&p->black_surface);

    for (int n = 0; n < MAX_OUTPUT_SURFACES; n++)
        mp_image_unrefp(&p->swdec_surfaces[n]);

    if (p->pool)
        mp_image_pool_clear(p->pool);
}

static bool alloc_swdec_surfaces(struct priv *p, int w, int h, int imgfmt)
{
    free_video_specific(p);
    for (int i = 0; i < MAX_OUTPUT_SURFACES; i++) {
        p->swdec_surfaces[i] = mp_image_pool_get(p->pool, IMGFMT_VAAPI, w, h);
        if (va_surface_alloc_imgfmt(p->swdec_surfaces[i], imgfmt) < 0)
            return false;
    }
    return true;
}

static void resize(struct priv *p)
{
    vo_get_src_dst_rects(p->vo, &p->src_rect, &p->dst_rect, &p->screen_osd_res);

    // It's not clear whether this is needed; maybe not.
    //vo_x11_clearwindow(p->vo, p->vo->x11->window);

    p->vo->want_redraw = true;
}

static int reconfig(struct vo *vo, struct mp_image_params *params, int flags)
{
    struct priv *p = vo->priv;

    free_video_specific(p);

    vo_x11_config_vo_window(vo, NULL, flags, "vaapi");

    if (params->imgfmt != IMGFMT_VAAPI) {
        if (!alloc_swdec_surfaces(p, params->w, params->h, params->imgfmt))
            return -1;
    }

    p->image_params = *params;
    resize(p);
    return 0;
}

static int query_format(struct vo *vo, int imgfmt)
{
    struct priv *p = vo->priv;
    if (imgfmt == IMGFMT_VAAPI || va_image_format_from_imgfmt(p->mpvaapi, imgfmt))
        return 1;

    return 0;
}

static bool render_to_screen(struct priv *p, struct mp_image *mpi)
{
    VAStatus status;

    VASurfaceID surface = va_surface_id(mpi);
    if (surface == VA_INVALID_ID) {
        if (!p->black_surface) {
            int w = p->image_params.w, h = p->image_params.h;
            // 4:2:0 should work everywhere
            int fmt = IMGFMT_420P;
            p->black_surface = mp_image_pool_get(p->pool, IMGFMT_VAAPI, w, h);
            if (p->black_surface) {
                struct mp_image *img = mp_image_alloc(fmt, w, h);
                if (img) {
                    mp_image_clear(img, 0, 0, w, h);
                    if (va_surface_upload(p->black_surface, img) < 0)
                        mp_image_unrefp(&p->black_surface);
                    talloc_free(img);
                }
            }
        }
        surface = va_surface_id(p->black_surface);
    }

    if (surface == VA_INVALID_ID)
        return false;

    va_lock(p->mpvaapi);

    for (int n = 0; n < MAX_OSD_PARTS; n++) {
        struct vaapi_osd_part *part = &p->osd_parts[n];
        if (part->active) {
            struct vaapi_subpic *sp = &part->subpic;
            int flags = 0;
            if (p->osd_screen)
                flags |= VA_SUBPICTURE_DESTINATION_IS_SCREEN_COORD;
            status = vaAssociateSubpicture(p->display,
                                           sp->id, &surface, 1,
                                           sp->src_x, sp->src_y,
                                           sp->src_w, sp->src_h,
                                           sp->dst_x, sp->dst_y,
                                           sp->dst_w, sp->dst_h,
                                           flags);
            CHECK_VA_STATUS(p, "vaAssociateSubpicture()");
        }
    }

    int flags = va_get_colorspace_flag(p->image_params.colorspace) |
                p->scaling | VA_FRAME_PICTURE;
    status = vaPutSurface(p->display,
                          surface,
                          p->vo->x11->window,
                          p->src_rect.x0,
                          p->src_rect.y0,
                          p->src_rect.x1 - p->src_rect.x0,
                          p->src_rect.y1 - p->src_rect.y0,
                          p->dst_rect.x0,
                          p->dst_rect.y0,
                          p->dst_rect.x1 - p->dst_rect.x0,
                          p->dst_rect.y1 - p->dst_rect.y0,
                          NULL, 0,
                          flags);
    CHECK_VA_STATUS(p, "vaPutSurface()");

    for (int n = 0; n < MAX_OSD_PARTS; n++) {
        struct vaapi_osd_part *part = &p->osd_parts[n];
        if (part->active) {
            struct vaapi_subpic *sp = &part->subpic;
            status = vaDeassociateSubpicture(p->display, sp->id,
                                             &surface, 1);
            CHECK_VA_STATUS(p, "vaDeassociateSubpicture()");
        }
    }

    va_unlock(p->mpvaapi);

    return true;
}

static void flip_page(struct vo *vo)
{
    struct priv *p = vo->priv;

    p->visible_surface = p->output_surface;
    render_to_screen(p, p->output_surfaces[p->output_surface]);
    p->output_surface = (p->output_surface + 1) % MAX_OUTPUT_SURFACES;
}

static void draw_image(struct vo *vo, struct mp_image *mpi)
{
    struct priv *p = vo->priv;

    if (mpi->imgfmt != IMGFMT_VAAPI) {
        struct mp_image *dst = p->swdec_surfaces[p->output_surface];
        if (!dst || va_surface_upload(dst, mpi) < 0) {
            MP_WARN(vo, "Could not upload surface.\n");
            talloc_free(mpi);
            return;
        }
        mp_image_copy_attributes(dst, mpi);
        talloc_free(mpi);
        mpi = mp_image_new_ref(dst);
    }

    talloc_free(p->output_surfaces[p->output_surface]);
    p->output_surfaces[p->output_surface] = mpi;

    draw_osd(vo);
}

static void free_subpicture(struct priv *p, struct vaapi_osd_image *img)
{
    if (img->image.image_id != VA_INVALID_ID)
        vaDestroyImage(p->display, img->image.image_id);
    if (img->subpic_id != VA_INVALID_ID)
        vaDestroySubpicture(p->display, img->subpic_id);
    img->image.image_id = VA_INVALID_ID;
    img->subpic_id = VA_INVALID_ID;
}

static int new_subpicture(struct priv *p, int w, int h,
                          struct vaapi_osd_image *out)
{
    VAStatus status;

    free_subpicture(p, out);

    struct vaapi_osd_image m = {
        .image = {.image_id = VA_INVALID_ID, .buf = VA_INVALID_ID},
        .subpic_id = VA_INVALID_ID,
        .w = w,
        .h = h,
    };

    status = vaCreateImage(p->display, &p->osd_format, w, h, &m.image);
    if (!CHECK_VA_STATUS(p, "vaCreateImage()"))
        goto error;
    status = vaCreateSubpicture(p->display, m.image.image_id, &m.subpic_id);
    if (!CHECK_VA_STATUS(p, "vaCreateSubpicture()"))
        goto error;

    *out = m;
    return 0;

error:
    free_subpicture(p, &m);
    MP_ERR(p, "failed to allocate OSD sub-picture of size %dx%d.\n", w, h);
    return -1;
}

static void draw_osd_cb(void *pctx, struct sub_bitmaps *imgs)
{
    struct priv *p = pctx;

    struct vaapi_osd_part *part = &p->osd_parts[imgs->render_index];
    if (imgs->change_id != part->change_id) {
        part->change_id = imgs->change_id;

        osd_scale_rgba(part->conv_cache, imgs);

        struct mp_rect bb;
        if (!mp_sub_bitmaps_bb(imgs, &bb))
            goto error;

        // Prevent filtering artifacts on borders
        int pad = 2;

        int w = bb.x1 - bb.x0;
        int h = bb.y1 - bb.y0;
        if (part->image.w < w + pad || part->image.h < h + pad) {
            int sw = MP_ALIGN_UP(w + pad, 64);
            int sh = MP_ALIGN_UP(h + pad, 64);
            if (new_subpicture(p, sw, sh, &part->image) < 0)
                goto error;
        }

        struct vaapi_osd_image *img = &part->image;
        struct mp_image vaimg;
        if (!va_image_map(p->mpvaapi, &img->image, &vaimg))
            goto error;

        // Clear borders and regions uncovered by sub-bitmaps
        mp_image_clear(&vaimg, 0, 0, w + pad, h + pad);

        for (int n = 0; n < imgs->num_parts; n++) {
            struct sub_bitmap *sub = &imgs->parts[n];

            // Note: nothing guarantees that the sub-bitmaps don't overlap.
            //       But in all currently existing cases, they don't.
            //       We simply hope that this won't change, and nobody will
            //       ever notice our little shortcut here.

            size_t dst = (sub->y - bb.y0) * vaimg.stride[0] +
                         (sub->x - bb.x0) * 4;

            memcpy_pic(vaimg.planes[0] + dst, sub->bitmap, sub->w * 4, sub->h,
                       vaimg.stride[0], sub->stride);
        }

        if (!va_image_unmap(p->mpvaapi, &img->image))
            goto error;

        part->subpic = (struct vaapi_subpic) {
            .id = img->subpic_id,
            .src_x = 0,     .src_y = 0,
            .src_w = w,     .src_h = h,
            .dst_x = bb.x0, .dst_y = bb.y0,
            .dst_w = w,     .dst_h = h,
        };
    }

    part->active = true;

error:
    ;
}

static void draw_osd(struct vo *vo)
{
    struct priv *p = vo->priv;

    struct mp_image *cur = p->output_surfaces[p->output_surface];
    double pts = cur ? cur->pts : 0;

    if (!p->osd_format.fourcc)
        return;

    va_lock(p->mpvaapi);

    struct mp_osd_res vid_res = osd_res_from_image_params(vo->params);

    struct mp_osd_res *res;
    if (p->osd_screen) {
        res = &p->screen_osd_res;
    } else {
        res = &vid_res;
    }

    for (int n = 0; n < MAX_OSD_PARTS; n++)
        p->osd_parts[n].active = false;
    osd_draw(vo->osd, *res, pts, 0, osd_formats, draw_osd_cb, p);

    va_unlock(p->mpvaapi);
}

static int get_displayattribtype(const char *name)
{
    if (!strcmp(name, "brightness"))
        return VADisplayAttribBrightness;
    else if (!strcmp(name, "contrast"))
        return VADisplayAttribContrast;
    else if (!strcmp(name, "saturation"))
        return VADisplayAttribSaturation;
    else if (!strcmp(name, "hue"))
        return VADisplayAttribHue;
    return -1;
}

static int get_display_attribute(struct priv *p, const char *name)
{
    int type = get_displayattribtype(name);
    for (int n = 0; n < p->va_num_display_attrs; n++) {
        VADisplayAttribute *attr = &p->va_display_attrs[n];
        if (attr->type == type)
            return n;
    }
    return -1;
}

static int mp_eq_to_va(VADisplayAttribute * const attr, int mpvalue)
{
    /* normalize to attribute value range */
    int r = attr->max_value - attr->min_value;
    if (r == 0)
        return INT_MIN; // assume INT_MIN is outside allowed min/max range
    return ((mpvalue + 100) * r + 100) / 200 + attr->min_value;
}

static int get_equalizer(struct priv *p, const char *name, int *value)
{
    int index = get_display_attribute(p, name);
    if (index < 0)
        return VO_NOTIMPL;

    VADisplayAttribute *attr = &p->va_display_attrs[index];

    if (!(attr->flags & VA_DISPLAY_ATTRIB_GETTABLE))
        return VO_NOTIMPL;

    /* normalize to -100 .. 100 range */
    int r = attr->max_value - attr->min_value;
    if (r == 0)
        return VO_NOTIMPL;

    *value = ((attr->value - attr->min_value) * 200 + r / 2) / r - 100;
    if (mp_eq_to_va(attr, p->mp_display_attr[index]) == attr->value)
        *value = p->mp_display_attr[index];

    return VO_TRUE;
}

static int set_equalizer(struct priv *p, const char *name, int value)
{
    VAStatus status;
    int index = get_display_attribute(p, name);
    if (index < 0)
        return VO_NOTIMPL;

    VADisplayAttribute *attr = &p->va_display_attrs[index];

    if (!(attr->flags & VA_DISPLAY_ATTRIB_SETTABLE))
        return VO_NOTIMPL;

    int r = mp_eq_to_va(attr, value);
    if (r == INT_MIN)
        return VO_NOTIMPL;

    attr->value = r;
    p->mp_display_attr[index] = value;

    MP_VERBOSE(p, "Changing '%s' (range [%d, %d]) to %d\n", name,
               attr->max_value, attr->min_value, attr->value);

    va_lock(p->mpvaapi);
    status = vaSetDisplayAttributes(p->display, attr, 1);
    va_unlock(p->mpvaapi);
    if (!CHECK_VA_STATUS(p, "vaSetDisplayAttributes()"))
        return VO_FALSE;
    return VO_TRUE;
}

static int control(struct vo *vo, uint32_t request, void *data)
{
    struct priv *p = vo->priv;

    switch (request) {
    case VOCTRL_GET_HWDEC_INFO: {
        struct mp_hwdec_info **arg = data;
        *arg = &p->hwdec_info;
        return true;
    }
    case VOCTRL_SET_EQUALIZER: {
        struct voctrl_set_equalizer_args *eq = data;
        return set_equalizer(p, eq->name, eq->value);
    }
    case VOCTRL_GET_EQUALIZER: {
        struct voctrl_get_equalizer_args *eq = data;
        return get_equalizer(p, eq->name, eq->valueptr);
    }
    case VOCTRL_REDRAW_FRAME:
        p->output_surface = p->visible_surface;
        draw_osd(vo);
        return true;
    case VOCTRL_GET_PANSCAN:
        return VO_TRUE;
    case VOCTRL_SET_PANSCAN:
        resize(p);
        return VO_TRUE;
    }

    int events = 0;
    int r = vo_x11_control(vo, &events, request, data);
    if (events & VO_EVENT_RESIZE)
        resize(p);
    if (events & VO_EVENT_EXPOSE)
        vo->want_redraw = true;
    vo_event(vo, events);
    return r;
}

static void uninit(struct vo *vo)
{
    struct priv *p = vo->priv;

    free_video_specific(p);
    talloc_free(p->pool);

    for (int n = 0; n < MAX_OSD_PARTS; n++) {
        struct vaapi_osd_part *part = &p->osd_parts[n];
        free_subpicture(p, &part->image);
    }

    va_destroy(p->mpvaapi);

    vo_x11_uninit(vo);
}

static int preinit(struct vo *vo)
{
    struct priv *p = vo->priv;
    p->vo = vo;
    p->log = vo->log;

    VAStatus status;

    if (!vo_x11_init(vo))
        goto fail;

    p->display = vaGetDisplay(vo->x11->display);
    if (!p->display)
        goto fail;

    p->mpvaapi = va_initialize(p->display, p->log, false);
    if (!p->mpvaapi) {
        vaTerminate(p->display);
        p->display = NULL;
        goto fail;
    }

    p->hwdec_info.hwctx = &p->mpvaapi->hwctx;

    if (va_guess_if_emulated(p->mpvaapi)) {
        MP_WARN(vo, "VA-API is most likely emulated via VDPAU.\n"
                    "It's better to use VDPAU directly with: --vo=vdpau\n");
    }

    p->pool = mp_image_pool_new(MAX_OUTPUT_SURFACES + 3);
    va_pool_set_allocator(p->pool, p->mpvaapi, VA_RT_FORMAT_YUV420);

    int max_subpic_formats = vaMaxNumSubpictureFormats(p->display);
    p->va_subpic_formats = talloc_array(vo, VAImageFormat, max_subpic_formats);
    p->va_subpic_flags = talloc_array(vo, unsigned int, max_subpic_formats);
    status = vaQuerySubpictureFormats(p->display,
                                      p->va_subpic_formats,
                                      p->va_subpic_flags,
                                      &p->va_num_subpic_formats);
    if (!CHECK_VA_STATUS(p, "vaQuerySubpictureFormats()"))
        p->va_num_subpic_formats = 0;
    MP_VERBOSE(vo, "%d subpicture formats available:\n",
               p->va_num_subpic_formats);

    for (int i = 0; i < p->va_num_subpic_formats; i++) {
        MP_VERBOSE(vo, "  %s, flags 0x%x\n",
                   VA_STR_FOURCC(p->va_subpic_formats[i].fourcc),
                   p->va_subpic_flags[i]);
        if (p->va_subpic_formats[i].fourcc == OSD_VA_FORMAT) {
            p->osd_format = p->va_subpic_formats[i];
            if (!p->force_scaled_osd) {
                p->osd_screen =
                    p->va_subpic_flags[i] & VA_SUBPICTURE_DESTINATION_IS_SCREEN_COORD;
            }
        }
    }

    if (!p->osd_format.fourcc)
        MP_ERR(vo, "OSD format not supported. Disabling OSD.\n");

    for (int n = 0; n < MAX_OSD_PARTS; n++) {
        struct vaapi_osd_part *part = &p->osd_parts[n];
        part->image.image.image_id = VA_INVALID_ID;
        part->image.subpic_id = VA_INVALID_ID;
        part->conv_cache = talloc_steal(vo, osd_conv_cache_new());
    }

    int max_display_attrs = vaMaxNumDisplayAttributes(p->display);
    p->va_display_attrs = talloc_array(vo, VADisplayAttribute, max_display_attrs);
    if (p->va_display_attrs) {
        status = vaQueryDisplayAttributes(p->display, p->va_display_attrs,
                                          &p->va_num_display_attrs);
        if (!CHECK_VA_STATUS(p, "vaQueryDisplayAttributes()"))
            p->va_num_display_attrs = 0;
        p->mp_display_attr = talloc_zero_array(vo, int, p->va_num_display_attrs);
    }
    return 0;

fail:
    uninit(vo);
    return -1;
}

#define OPT_BASE_STRUCT struct priv

const struct vo_driver video_out_vaapi = {
    .description = "VA API with X11",
    .name = "vaapi",
    .preinit = preinit,
    .query_format = query_format,
    .reconfig = reconfig,
    .control = control,
    .draw_image = draw_image,
    .flip_page = flip_page,
    .uninit = uninit,
    .priv_size = sizeof(struct priv),
    .priv_defaults = &(const struct priv) {
        .scaling = VA_FILTER_SCALING_DEFAULT,
    },
    .options = (const struct m_option[]) {
        OPT_CHOICE("scaling", scaling, 0,
                   ({"default", VA_FILTER_SCALING_DEFAULT},
                    {"fast", VA_FILTER_SCALING_FAST},
                    {"hq", VA_FILTER_SCALING_HQ},
                    {"nla", VA_FILTER_SCALING_NL_ANAMORPHIC})),
        OPT_FLAG("scaled-osd", force_scaled_osd, 0),
        {0}
    },
};