GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavfilter/vaapi_vpp.c Lines: 0 318 0.0 %
Date: 2020-10-23 17:01:47 Branches: 0 155 0.0 %

Line Branch Exec Source
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
#include <string.h>
20
21
#include "libavutil/avassert.h"
22
#include "libavutil/pixdesc.h"
23
#include "formats.h"
24
#include "internal.h"
25
#include "vaapi_vpp.h"
26
27
int ff_vaapi_vpp_query_formats(AVFilterContext *avctx)
28
{
29
    enum AVPixelFormat pix_fmts[] = {
30
        AV_PIX_FMT_VAAPI, AV_PIX_FMT_NONE,
31
    };
32
    int err;
33
34
    if ((err = ff_formats_ref(ff_make_format_list(pix_fmts),
35
                              &avctx->inputs[0]->outcfg.formats)) < 0)
36
        return err;
37
    if ((err = ff_formats_ref(ff_make_format_list(pix_fmts),
38
                              &avctx->outputs[0]->incfg.formats)) < 0)
39
        return err;
40
41
    return 0;
42
}
43
44
void ff_vaapi_vpp_pipeline_uninit(AVFilterContext *avctx)
45
{
46
    VAAPIVPPContext *ctx   = avctx->priv;
47
    int i;
48
    for (i = 0; i < ctx->nb_filter_buffers; i++) {
49
        if (ctx->filter_buffers[i] != VA_INVALID_ID) {
50
            vaDestroyBuffer(ctx->hwctx->display, ctx->filter_buffers[i]);
51
            ctx->filter_buffers[i] = VA_INVALID_ID;
52
        }
53
    }
54
    ctx->nb_filter_buffers = 0;
55
56
    if (ctx->va_context != VA_INVALID_ID) {
57
        vaDestroyContext(ctx->hwctx->display, ctx->va_context);
58
        ctx->va_context = VA_INVALID_ID;
59
    }
60
61
    if (ctx->va_config != VA_INVALID_ID) {
62
        vaDestroyConfig(ctx->hwctx->display, ctx->va_config);
63
        ctx->va_config = VA_INVALID_ID;
64
    }
65
66
    av_buffer_unref(&ctx->device_ref);
67
    ctx->hwctx = NULL;
68
}
69
70
int ff_vaapi_vpp_config_input(AVFilterLink *inlink)
71
{
72
    AVFilterContext *avctx = inlink->dst;
73
    VAAPIVPPContext *ctx   = avctx->priv;
74
75
    if (ctx->pipeline_uninit)
76
        ctx->pipeline_uninit(avctx);
77
78
    if (!inlink->hw_frames_ctx) {
79
        av_log(avctx, AV_LOG_ERROR, "A hardware frames reference is "
80
               "required to associate the processing device.\n");
81
        return AVERROR(EINVAL);
82
    }
83
84
    ctx->input_frames_ref = av_buffer_ref(inlink->hw_frames_ctx);
85
    if (!ctx->input_frames_ref) {
86
        av_log(avctx, AV_LOG_ERROR, "A input frames reference create "
87
               "failed.\n");
88
        return AVERROR(ENOMEM);
89
    }
90
    ctx->input_frames = (AVHWFramesContext*)ctx->input_frames_ref->data;
91
92
    return 0;
93
}
94
95
int ff_vaapi_vpp_config_output(AVFilterLink *outlink)
96
{
97
    AVFilterContext *avctx = outlink->src;
98
    VAAPIVPPContext *ctx   = avctx->priv;
99
    AVVAAPIHWConfig *hwconfig = NULL;
100
    AVHWFramesConstraints *constraints = NULL;
101
    AVHWFramesContext *output_frames;
102
    AVVAAPIFramesContext *va_frames;
103
    VAStatus vas;
104
    int err, i;
105
106
    if (ctx->pipeline_uninit)
107
        ctx->pipeline_uninit(avctx);
108
109
    if (!ctx->output_width)
110
        ctx->output_width  = avctx->inputs[0]->w;
111
    if (!ctx->output_height)
112
        ctx->output_height = avctx->inputs[0]->h;
113
114
    av_assert0(ctx->input_frames);
115
    ctx->device_ref = av_buffer_ref(ctx->input_frames->device_ref);
116
    if (!ctx->device_ref) {
117
        av_log(avctx, AV_LOG_ERROR, "A device reference create "
118
               "failed.\n");
119
        return AVERROR(ENOMEM);
120
    }
121
    ctx->hwctx = ((AVHWDeviceContext*)ctx->device_ref->data)->hwctx;
122
123
    av_assert0(ctx->va_config == VA_INVALID_ID);
124
    vas = vaCreateConfig(ctx->hwctx->display, VAProfileNone,
125
                         VAEntrypointVideoProc, NULL, 0, &ctx->va_config);
126
    if (vas != VA_STATUS_SUCCESS) {
127
        av_log(avctx, AV_LOG_ERROR, "Failed to create processing pipeline "
128
               "config: %d (%s).\n", vas, vaErrorStr(vas));
129
        err = AVERROR(EIO);
130
        goto fail;
131
    }
132
133
    hwconfig = av_hwdevice_hwconfig_alloc(ctx->device_ref);
134
    if (!hwconfig) {
135
        err = AVERROR(ENOMEM);
136
        goto fail;
137
    }
138
    hwconfig->config_id = ctx->va_config;
139
140
    constraints = av_hwdevice_get_hwframe_constraints(ctx->device_ref,
141
                                                      hwconfig);
142
    if (!constraints) {
143
        err = AVERROR(ENOMEM);
144
        goto fail;
145
    }
146
147
    if (ctx->output_format == AV_PIX_FMT_NONE)
148
        ctx->output_format = ctx->input_frames->sw_format;
149
    if (constraints->valid_sw_formats) {
150
        for (i = 0; constraints->valid_sw_formats[i] != AV_PIX_FMT_NONE; i++) {
151
            if (ctx->output_format == constraints->valid_sw_formats[i])
152
                break;
153
        }
154
        if (constraints->valid_sw_formats[i] == AV_PIX_FMT_NONE) {
155
            av_log(avctx, AV_LOG_ERROR, "Hardware does not support output "
156
                   "format %s.\n", av_get_pix_fmt_name(ctx->output_format));
157
            err = AVERROR(EINVAL);
158
            goto fail;
159
        }
160
    }
161
162
    if (ctx->output_width  < constraints->min_width  ||
163
        ctx->output_height < constraints->min_height ||
164
        ctx->output_width  > constraints->max_width  ||
165
        ctx->output_height > constraints->max_height) {
166
        av_log(avctx, AV_LOG_ERROR, "Hardware does not support scaling to "
167
               "size %dx%d (constraints: width %d-%d height %d-%d).\n",
168
               ctx->output_width, ctx->output_height,
169
               constraints->min_width,  constraints->max_width,
170
               constraints->min_height, constraints->max_height);
171
        err = AVERROR(EINVAL);
172
        goto fail;
173
    }
174
175
    outlink->hw_frames_ctx = av_hwframe_ctx_alloc(ctx->device_ref);
176
    if (!outlink->hw_frames_ctx) {
177
        av_log(avctx, AV_LOG_ERROR, "Failed to create HW frame context "
178
               "for output.\n");
179
        err = AVERROR(ENOMEM);
180
        goto fail;
181
    }
182
183
    output_frames = (AVHWFramesContext*)outlink->hw_frames_ctx->data;
184
185
    output_frames->format    = AV_PIX_FMT_VAAPI;
186
    output_frames->sw_format = ctx->output_format;
187
    output_frames->width     = ctx->output_width;
188
    output_frames->height    = ctx->output_height;
189
190
    output_frames->initial_pool_size = 4;
191
192
    err = ff_filter_init_hw_frames(avctx, outlink, 10);
193
    if (err < 0)
194
        goto fail;
195
196
    err = av_hwframe_ctx_init(outlink->hw_frames_ctx);
197
    if (err < 0) {
198
        av_log(avctx, AV_LOG_ERROR, "Failed to initialise VAAPI frame "
199
               "context for output: %d\n", err);
200
        goto fail;
201
    }
202
203
    va_frames = output_frames->hwctx;
204
205
    av_assert0(ctx->va_context == VA_INVALID_ID);
206
    vas = vaCreateContext(ctx->hwctx->display, ctx->va_config,
207
                          ctx->output_width, ctx->output_height,
208
                          VA_PROGRESSIVE,
209
                          va_frames->surface_ids, va_frames->nb_surfaces,
210
                          &ctx->va_context);
211
    if (vas != VA_STATUS_SUCCESS) {
212
        av_log(avctx, AV_LOG_ERROR, "Failed to create processing pipeline "
213
               "context: %d (%s).\n", vas, vaErrorStr(vas));
214
        return AVERROR(EIO);
215
    }
216
217
    outlink->w = ctx->output_width;
218
    outlink->h = ctx->output_height;
219
220
    if (ctx->build_filter_params) {
221
        err = ctx->build_filter_params(avctx);
222
        if (err < 0)
223
            goto fail;
224
    }
225
226
    av_freep(&hwconfig);
227
    av_hwframe_constraints_free(&constraints);
228
    return 0;
229
230
fail:
231
    av_buffer_unref(&outlink->hw_frames_ctx);
232
    av_freep(&hwconfig);
233
    av_hwframe_constraints_free(&constraints);
234
    return err;
235
}
236
237
typedef struct VAAPIColourProperties {
238
    VAProcColorStandardType va_color_standard;
239
240
    enum AVColorPrimaries color_primaries;
241
    enum AVColorTransferCharacteristic color_trc;
242
    enum AVColorSpace colorspace;
243
244
    uint8_t va_chroma_sample_location;
245
    uint8_t va_color_range;
246
247
    enum AVColorRange color_range;
248
    enum AVChromaLocation chroma_sample_location;
249
} VAAPIColourProperties;
250
251
static const VAAPIColourProperties vaapi_colour_standard_map[] = {
252
    { VAProcColorStandardBT601,       5,  6,  5 },
253
    { VAProcColorStandardBT601,       6,  6,  6 },
254
    { VAProcColorStandardBT709,       1,  1,  1 },
255
    { VAProcColorStandardBT470M,      4,  4,  4 },
256
    { VAProcColorStandardBT470BG,     5,  5,  5 },
257
    { VAProcColorStandardSMPTE170M,   6,  6,  6 },
258
    { VAProcColorStandardSMPTE240M,   7,  7,  7 },
259
    { VAProcColorStandardGenericFilm, 8,  1,  1 },
260
#if VA_CHECK_VERSION(1, 1, 0)
261
    { VAProcColorStandardSRGB,        1, 13,  0 },
262
    { VAProcColorStandardXVYCC601,    1, 11,  5 },
263
    { VAProcColorStandardXVYCC709,    1, 11,  1 },
264
    { VAProcColorStandardBT2020,      9, 14,  9 },
265
#endif
266
};
267
268
static void vaapi_vpp_fill_colour_standard(VAAPIColourProperties *props,
269
                                           VAProcColorStandardType *vacs,
270
                                           int nb_vacs)
271
{
272
    const VAAPIColourProperties *t;
273
    int i, j, score, best_score, worst_score;
274
    VAProcColorStandardType best_standard;
275
276
#if VA_CHECK_VERSION(1, 3, 0)
277
    // If the driver supports explicit use of the standard values then just
278
    // use them and avoid doing any mapping.  (The driver may not support
279
    // some particular code point, but it still has enough information to
280
    // make a better fallback choice than we do in that case.)
281
    for (i = 0; i < nb_vacs; i++) {
282
        if (vacs[i] == VAProcColorStandardExplicit) {
283
            props->va_color_standard = VAProcColorStandardExplicit;
284
            return;
285
        }
286
    }
287
#endif
288
289
    // Give scores to the possible options and choose the lowest one.
290
    // An exact match will score zero and therefore always be chosen, as
291
    // will a partial match where all unmatched elements are explicitly
292
    // unspecified.  If no options match at all then just pass "none" to
293
    // the driver and let it make its own choice.
294
    best_standard = VAProcColorStandardNone;
295
    best_score = -1;
296
    worst_score = 4 * (props->colorspace != AVCOL_SPC_UNSPECIFIED &&
297
                       props->colorspace != AVCOL_SPC_RGB) +
298
                  2 * (props->color_trc != AVCOL_TRC_UNSPECIFIED) +
299
                      (props->color_primaries != AVCOL_PRI_UNSPECIFIED);
300
301
    if (worst_score == 0) {
302
        // No properties are specified, so we aren't going to be able to
303
        // make a useful choice.
304
        props->va_color_standard = VAProcColorStandardNone;
305
        return;
306
    }
307
308
    for (i = 0; i < nb_vacs; i++) {
309
        for (j = 0; j < FF_ARRAY_ELEMS(vaapi_colour_standard_map); j++) {
310
            t = &vaapi_colour_standard_map[j];
311
            if (t->va_color_standard != vacs[i])
312
                continue;
313
314
            score = 0;
315
            if (props->colorspace != AVCOL_SPC_UNSPECIFIED &&
316
                props->colorspace != AVCOL_SPC_RGB)
317
                score += 4 * (props->colorspace != t->colorspace);
318
            if (props->color_trc != AVCOL_TRC_UNSPECIFIED)
319
                score += 2 * (props->color_trc != t->color_trc);
320
            if (props->color_primaries != AVCOL_PRI_UNSPECIFIED)
321
                score += (props->color_primaries != t->color_primaries);
322
323
            // Only include choices which matched something.
324
            if (score < worst_score &&
325
                (best_score == -1 || score < best_score)) {
326
                best_score    = score;
327
                best_standard = t->va_color_standard;
328
            }
329
        }
330
    }
331
    props->va_color_standard = best_standard;
332
}
333
334
static void vaapi_vpp_fill_chroma_sample_location(VAAPIColourProperties *props)
335
{
336
#if VA_CHECK_VERSION(1, 1, 0)
337
    static const struct {
338
        enum AVChromaLocation av;
339
        uint8_t va;
340
    } csl_map[] = {
341
        { AVCHROMA_LOC_UNSPECIFIED, VA_CHROMA_SITING_UNKNOWN },
342
        { AVCHROMA_LOC_LEFT,        VA_CHROMA_SITING_VERTICAL_CENTER |
343
                                    VA_CHROMA_SITING_HORIZONTAL_LEFT },
344
        { AVCHROMA_LOC_CENTER,      VA_CHROMA_SITING_VERTICAL_CENTER |
345
                                    VA_CHROMA_SITING_HORIZONTAL_CENTER },
346
        { AVCHROMA_LOC_TOPLEFT,     VA_CHROMA_SITING_VERTICAL_TOP |
347
                                    VA_CHROMA_SITING_HORIZONTAL_LEFT },
348
        { AVCHROMA_LOC_TOP,         VA_CHROMA_SITING_VERTICAL_TOP |
349
                                    VA_CHROMA_SITING_HORIZONTAL_CENTER },
350
        { AVCHROMA_LOC_BOTTOMLEFT,  VA_CHROMA_SITING_VERTICAL_BOTTOM |
351
                                    VA_CHROMA_SITING_HORIZONTAL_LEFT },
352
        { AVCHROMA_LOC_BOTTOM,      VA_CHROMA_SITING_VERTICAL_BOTTOM |
353
                                    VA_CHROMA_SITING_HORIZONTAL_CENTER },
354
    };
355
    int i;
356
357
    for (i = 0; i < FF_ARRAY_ELEMS(csl_map); i++) {
358
        if (props->chroma_sample_location == csl_map[i].av) {
359
            props->va_chroma_sample_location = csl_map[i].va;
360
            return;
361
        }
362
    }
363
    props->va_chroma_sample_location = VA_CHROMA_SITING_UNKNOWN;
364
#else
365
    props->va_chroma_sample_location = 0;
366
#endif
367
}
368
369
static void vaapi_vpp_fill_colour_range(VAAPIColourProperties *props)
370
{
371
#if VA_CHECK_VERSION(1, 1, 0)
372
    switch (props->color_range) {
373
    case AVCOL_RANGE_MPEG:
374
        props->va_color_range = VA_SOURCE_RANGE_REDUCED;
375
        break;
376
    case AVCOL_RANGE_JPEG:
377
        props->va_color_range = VA_SOURCE_RANGE_FULL;
378
        break;
379
    case AVCOL_RANGE_UNSPECIFIED:
380
    default:
381
        props->va_color_range = VA_SOURCE_RANGE_UNKNOWN;
382
    }
383
#else
384
    props->va_color_range = 0;
385
#endif
386
}
387
388
static void vaapi_vpp_fill_colour_properties(AVFilterContext *avctx,
389
                                             VAAPIColourProperties *props,
390
                                             VAProcColorStandardType *vacs,
391
                                             int nb_vacs)
392
{
393
    vaapi_vpp_fill_colour_standard(props, vacs, nb_vacs);
394
    vaapi_vpp_fill_chroma_sample_location(props);
395
    vaapi_vpp_fill_colour_range(props);
396
397
    av_log(avctx, AV_LOG_DEBUG, "Mapped colour properties %s %s/%s/%s %s "
398
           "to VA standard %d chroma siting %#x range %#x.\n",
399
           av_color_range_name(props->color_range),
400
           av_color_space_name(props->colorspace),
401
           av_color_primaries_name(props->color_primaries),
402
           av_color_transfer_name(props->color_trc),
403
           av_chroma_location_name(props->chroma_sample_location),
404
           props->va_color_standard,
405
           props->va_chroma_sample_location, props->va_color_range);
406
}
407
408
static int vaapi_vpp_frame_is_rgb(const AVFrame *frame)
409
{
410
    const AVHWFramesContext *hwfc;
411
    const AVPixFmtDescriptor *desc;
412
    av_assert0(frame->format == AV_PIX_FMT_VAAPI &&
413
               frame->hw_frames_ctx);
414
    hwfc = (const AVHWFramesContext*)frame->hw_frames_ctx->data;
415
    desc = av_pix_fmt_desc_get(hwfc->sw_format);
416
    av_assert0(desc);
417
    return !!(desc->flags & AV_PIX_FMT_FLAG_RGB);
418
}
419
420
static int vaapi_vpp_colour_properties(AVFilterContext *avctx,
421
                                       VAProcPipelineParameterBuffer *params,
422
                                       const AVFrame *input_frame,
423
                                       AVFrame *output_frame)
424
{
425
    VAAPIVPPContext *ctx = avctx->priv;
426
    VAAPIColourProperties input_props, output_props;
427
    VAProcPipelineCaps caps;
428
    VAStatus vas;
429
430
    vas = vaQueryVideoProcPipelineCaps(ctx->hwctx->display, ctx->va_context,
431
                                       ctx->filter_buffers, ctx->nb_filter_buffers,
432
                                       &caps);
433
    if (vas != VA_STATUS_SUCCESS) {
434
        av_log(avctx, AV_LOG_ERROR, "Failed to query capabilities for "
435
               "colour standard support: %d (%s).\n", vas, vaErrorStr(vas));
436
        return AVERROR_EXTERNAL;
437
    }
438
439
    input_props = (VAAPIColourProperties) {
440
        .colorspace = vaapi_vpp_frame_is_rgb(input_frame)
441
                ? AVCOL_SPC_RGB : input_frame->colorspace,
442
        .color_primaries        = input_frame->color_primaries,
443
        .color_trc              = input_frame->color_trc,
444
        .color_range            = input_frame->color_range,
445
        .chroma_sample_location = input_frame->chroma_location,
446
    };
447
448
    vaapi_vpp_fill_colour_properties(avctx, &input_props,
449
                                     caps.input_color_standards,
450
                                     caps.num_input_color_standards);
451
452
    output_props = (VAAPIColourProperties) {
453
        .colorspace = vaapi_vpp_frame_is_rgb(output_frame)
454
                ? AVCOL_SPC_RGB : output_frame->colorspace,
455
        .color_primaries        = output_frame->color_primaries,
456
        .color_trc              = output_frame->color_trc,
457
        .color_range            = output_frame->color_range,
458
        .chroma_sample_location = output_frame->chroma_location,
459
    };
460
    vaapi_vpp_fill_colour_properties(avctx, &output_props,
461
                                     caps.output_color_standards,
462
                                     caps.num_output_color_standards);
463
464
    // If the properties weren't filled completely in the output frame and
465
    // we chose a fixed standard then fill the known values in here.
466
#if VA_CHECK_VERSION(1, 3, 0)
467
    if (output_props.va_color_standard != VAProcColorStandardExplicit)
468
#endif
469
    {
470
        const VAAPIColourProperties *output_standard = NULL;
471
        int i;
472
473
        for (i = 0; i < FF_ARRAY_ELEMS(vaapi_colour_standard_map); i++) {
474
            if (output_props.va_color_standard ==
475
                vaapi_colour_standard_map[i].va_color_standard) {
476
                output_standard = &vaapi_colour_standard_map[i];
477
                break;
478
            }
479
        }
480
        if (output_standard) {
481
            output_frame->colorspace = vaapi_vpp_frame_is_rgb(output_frame)
482
                          ? AVCOL_SPC_RGB : output_standard->colorspace;
483
            output_frame->color_primaries = output_standard->color_primaries;
484
            output_frame->color_trc       = output_standard->color_trc;
485
        }
486
    }
487
488
    params->surface_color_standard = input_props.va_color_standard;
489
    params->output_color_standard = output_props.va_color_standard;
490
491
#if VA_CHECK_VERSION(1, 1, 0)
492
    params->input_color_properties = (VAProcColorProperties) {
493
        .chroma_sample_location   = input_props.va_chroma_sample_location,
494
        .color_range              = input_props.va_color_range,
495
#if VA_CHECK_VERSION(1, 3, 0)
496
        .colour_primaries         = input_props.color_primaries,
497
        .transfer_characteristics = input_props.color_trc,
498
        .matrix_coefficients      = input_props.colorspace,
499
#endif
500
    };
501
    params->output_color_properties = (VAProcColorProperties) {
502
        .chroma_sample_location   = output_props.va_chroma_sample_location,
503
        .color_range              = output_props.va_color_range,
504
#if VA_CHECK_VERSION(1, 3, 0)
505
        .colour_primaries         = output_props.color_primaries,
506
        .transfer_characteristics = output_props.color_trc,
507
        .matrix_coefficients      = output_props.colorspace,
508
#endif
509
    };
510
#endif
511
512
    return 0;
513
}
514
515
int ff_vaapi_vpp_init_params(AVFilterContext *avctx,
516
                             VAProcPipelineParameterBuffer *params,
517
                             const AVFrame *input_frame,
518
                             AVFrame *output_frame)
519
{
520
    VAAPIVPPContext *ctx = avctx->priv;
521
    VASurfaceID input_surface;
522
    int err;
523
524
    ctx->input_region = (VARectangle) {
525
        .x      = input_frame->crop_left,
526
        .y      = input_frame->crop_top,
527
        .width  = input_frame->width -
528
                 (input_frame->crop_left + input_frame->crop_right),
529
        .height = input_frame->height -
530
                 (input_frame->crop_top + input_frame->crop_bottom),
531
    };
532
    output_frame->crop_top    = 0;
533
    output_frame->crop_bottom = 0;
534
    output_frame->crop_left   = 0;
535
    output_frame->crop_right  = 0;
536
537
    input_surface = (VASurfaceID)(uintptr_t)input_frame->data[3],
538
539
    *params = (VAProcPipelineParameterBuffer) {
540
        .surface                 = input_surface,
541
        .surface_region          = &ctx->input_region,
542
        .output_region           = NULL,
543
        .output_background_color = VAAPI_VPP_BACKGROUND_BLACK,
544
        .pipeline_flags          = 0,
545
        .filter_flags            = VA_FRAME_PICTURE,
546
547
        // Filter and reference data filled by the filter itself.
548
549
#if VA_CHECK_VERSION(1, 1, 0)
550
        .rotation_state = VA_ROTATION_NONE,
551
        .mirror_state   = VA_MIRROR_NONE,
552
#endif
553
    };
554
555
    err = vaapi_vpp_colour_properties(avctx, params,
556
                                      input_frame, output_frame);
557
    if (err < 0)
558
        return err;
559
560
    return 0;
561
}
562
563
int ff_vaapi_vpp_make_param_buffers(AVFilterContext *avctx,
564
                                    int type,
565
                                    const void *data,
566
                                    size_t size,
567
                                    int count)
568
{
569
    VAStatus vas;
570
    VABufferID buffer;
571
    VAAPIVPPContext *ctx   = avctx->priv;
572
573
    av_assert0(ctx->nb_filter_buffers + 1 <= VAProcFilterCount);
574
575
    vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
576
                         type, size, count, (void*)data, &buffer);
577
    if (vas != VA_STATUS_SUCCESS) {
578
        av_log(avctx, AV_LOG_ERROR, "Failed to create parameter "
579
               "buffer (type %d): %d (%s).\n",
580
               type, vas, vaErrorStr(vas));
581
        return AVERROR(EIO);
582
    }
583
584
    ctx->filter_buffers[ctx->nb_filter_buffers++] = buffer;
585
586
    av_log(avctx, AV_LOG_DEBUG, "Param buffer (type %d, %zu bytes, count %d) "
587
           "is %#x.\n", type, size, count, buffer);
588
    return 0;
589
}
590
591
592
int ff_vaapi_vpp_render_picture(AVFilterContext *avctx,
593
                                VAProcPipelineParameterBuffer *params,
594
                                AVFrame *output_frame)
595
{
596
    VAAPIVPPContext *ctx = avctx->priv;
597
    VASurfaceID output_surface;
598
    VABufferID params_id;
599
    VAStatus vas;
600
    int err;
601
602
    output_surface = (VASurfaceID)(uintptr_t)output_frame->data[3];
603
604
    vas = vaBeginPicture(ctx->hwctx->display,
605
                         ctx->va_context, output_surface);
606
    if (vas != VA_STATUS_SUCCESS) {
607
        av_log(avctx, AV_LOG_ERROR, "Failed to attach new picture: "
608
               "%d (%s).\n", vas, vaErrorStr(vas));
609
        err = AVERROR(EIO);
610
        goto fail;
611
    }
612
613
    vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
614
                         VAProcPipelineParameterBufferType,
615
                         sizeof(*params), 1, params, &params_id);
616
    if (vas != VA_STATUS_SUCCESS) {
617
        av_log(avctx, AV_LOG_ERROR, "Failed to create parameter buffer: "
618
               "%d (%s).\n", vas, vaErrorStr(vas));
619
        err = AVERROR(EIO);
620
        goto fail_after_begin;
621
    }
622
    av_log(avctx, AV_LOG_DEBUG, "Pipeline parameter buffer is %#x.\n",
623
           params_id);
624
625
    vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context,
626
                          &params_id, 1);
627
    if (vas != VA_STATUS_SUCCESS) {
628
        av_log(avctx, AV_LOG_ERROR, "Failed to render parameter buffer: "
629
               "%d (%s).\n", vas, vaErrorStr(vas));
630
        err = AVERROR(EIO);
631
        goto fail_after_begin;
632
    }
633
634
    vas = vaEndPicture(ctx->hwctx->display, ctx->va_context);
635
    if (vas != VA_STATUS_SUCCESS) {
636
        av_log(avctx, AV_LOG_ERROR, "Failed to start picture processing: "
637
               "%d (%s).\n", vas, vaErrorStr(vas));
638
        err = AVERROR(EIO);
639
        goto fail_after_render;
640
    }
641
642
    if (CONFIG_VAAPI_1 || ctx->hwctx->driver_quirks &
643
        AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS) {
644
        vas = vaDestroyBuffer(ctx->hwctx->display, params_id);
645
        if (vas != VA_STATUS_SUCCESS) {
646
            av_log(avctx, AV_LOG_ERROR, "Failed to free parameter buffer: "
647
                   "%d (%s).\n", vas, vaErrorStr(vas));
648
            // And ignore.
649
        }
650
    }
651
652
    return 0;
653
654
    // We want to make sure that if vaBeginPicture has been called, we also
655
    // call vaRenderPicture and vaEndPicture.  These calls may well fail or
656
    // do something else nasty, but once we're in this failure case there
657
    // isn't much else we can do.
658
fail_after_begin:
659
    vaRenderPicture(ctx->hwctx->display, ctx->va_context, &params_id, 1);
660
fail_after_render:
661
    vaEndPicture(ctx->hwctx->display, ctx->va_context);
662
fail:
663
    return err;
664
}
665
666
void ff_vaapi_vpp_ctx_init(AVFilterContext *avctx)
667
{
668
    int i;
669
    VAAPIVPPContext *ctx   = avctx->priv;
670
671
    ctx->va_config  = VA_INVALID_ID;
672
    ctx->va_context = VA_INVALID_ID;
673
    ctx->valid_ids  = 1;
674
675
    for (i = 0; i < VAProcFilterCount; i++)
676
        ctx->filter_buffers[i] = VA_INVALID_ID;
677
    ctx->nb_filter_buffers = 0;
678
}
679
680
void ff_vaapi_vpp_ctx_uninit(AVFilterContext *avctx)
681
{
682
    VAAPIVPPContext *ctx   = avctx->priv;
683
    if (ctx->valid_ids && ctx->pipeline_uninit)
684
        ctx->pipeline_uninit(avctx);
685
686
    av_buffer_unref(&ctx->input_frames_ref);
687
    av_buffer_unref(&ctx->device_ref);
688
}