GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavcodec/vaapi_encode_h265.c Lines: 0 650 0.0 %
Date: 2020-08-14 10:39:37 Branches: 0 277 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 <va/va.h>
22
#include <va/va_enc_hevc.h>
23
24
#include "libavutil/avassert.h"
25
#include "libavutil/common.h"
26
#include "libavutil/pixdesc.h"
27
#include "libavutil/opt.h"
28
#include "libavutil/mastering_display_metadata.h"
29
30
#include "avcodec.h"
31
#include "cbs.h"
32
#include "cbs_h265.h"
33
#include "h265_profile_level.h"
34
#include "hevc.h"
35
#include "hevc_sei.h"
36
#include "internal.h"
37
#include "put_bits.h"
38
#include "vaapi_encode.h"
39
40
enum {
41
    SEI_MASTERING_DISPLAY       = 0x08,
42
    SEI_CONTENT_LIGHT_LEVEL     = 0x10,
43
};
44
45
typedef struct VAAPIEncodeH265Picture {
46
    int pic_order_cnt;
47
48
    int64_t last_idr_frame;
49
50
    int slice_nal_unit;
51
    int slice_type;
52
    int pic_type;
53
} VAAPIEncodeH265Picture;
54
55
typedef struct VAAPIEncodeH265Context {
56
    VAAPIEncodeContext common;
57
58
    // User options.
59
    int qp;
60
    int aud;
61
    int profile;
62
    int tier;
63
    int level;
64
    int sei;
65
66
    // Derived settings.
67
    int fixed_qp_idr;
68
    int fixed_qp_p;
69
    int fixed_qp_b;
70
71
    // Writer structures.
72
    H265RawAUD   raw_aud;
73
    H265RawVPS   raw_vps;
74
    H265RawSPS   raw_sps;
75
    H265RawPPS   raw_pps;
76
    H265RawSEI   raw_sei;
77
    H265RawSlice raw_slice;
78
79
    H265RawSEIMasteringDisplayColourVolume sei_mastering_display;
80
    H265RawSEIContentLightLevelInfo        sei_content_light_level;
81
82
    CodedBitstreamContext *cbc;
83
    CodedBitstreamFragment current_access_unit;
84
    int aud_needed;
85
    int sei_needed;
86
} VAAPIEncodeH265Context;
87
88
89
static int vaapi_encode_h265_write_access_unit(AVCodecContext *avctx,
90
                                               char *data, size_t *data_len,
91
                                               CodedBitstreamFragment *au)
92
{
93
    VAAPIEncodeH265Context *priv = avctx->priv_data;
94
    int err;
95
96
    err = ff_cbs_write_fragment_data(priv->cbc, au);
97
    if (err < 0) {
98
        av_log(avctx, AV_LOG_ERROR, "Failed to write packed header.\n");
99
        return err;
100
    }
101
102
    if (*data_len < 8 * au->data_size - au->data_bit_padding) {
103
        av_log(avctx, AV_LOG_ERROR, "Access unit too large: "
104
               "%zu < %zu.\n", *data_len,
105
               8 * au->data_size - au->data_bit_padding);
106
        return AVERROR(ENOSPC);
107
    }
108
109
    memcpy(data, au->data, au->data_size);
110
    *data_len = 8 * au->data_size - au->data_bit_padding;
111
112
    return 0;
113
}
114
115
static int vaapi_encode_h265_add_nal(AVCodecContext *avctx,
116
                                     CodedBitstreamFragment *au,
117
                                     void *nal_unit)
118
{
119
    H265RawNALUnitHeader *header = nal_unit;
120
    int err;
121
122
    err = ff_cbs_insert_unit_content(au, -1,
123
                                     header->nal_unit_type, nal_unit, NULL);
124
    if (err < 0) {
125
        av_log(avctx, AV_LOG_ERROR, "Failed to add NAL unit: "
126
               "type = %d.\n", header->nal_unit_type);
127
        return err;
128
    }
129
130
    return 0;
131
}
132
133
static int vaapi_encode_h265_write_sequence_header(AVCodecContext *avctx,
134
                                                   char *data, size_t *data_len)
135
{
136
    VAAPIEncodeH265Context *priv = avctx->priv_data;
137
    CodedBitstreamFragment   *au = &priv->current_access_unit;
138
    int err;
139
140
    if (priv->aud_needed) {
141
        err = vaapi_encode_h265_add_nal(avctx, au, &priv->raw_aud);
142
        if (err < 0)
143
            goto fail;
144
        priv->aud_needed = 0;
145
    }
146
147
    err = vaapi_encode_h265_add_nal(avctx, au, &priv->raw_vps);
148
    if (err < 0)
149
        goto fail;
150
151
    err = vaapi_encode_h265_add_nal(avctx, au, &priv->raw_sps);
152
    if (err < 0)
153
        goto fail;
154
155
    err = vaapi_encode_h265_add_nal(avctx, au, &priv->raw_pps);
156
    if (err < 0)
157
        goto fail;
158
159
    err = vaapi_encode_h265_write_access_unit(avctx, data, data_len, au);
160
fail:
161
    ff_cbs_fragment_reset(au);
162
    return err;
163
}
164
165
static int vaapi_encode_h265_write_slice_header(AVCodecContext *avctx,
166
                                                VAAPIEncodePicture *pic,
167
                                                VAAPIEncodeSlice *slice,
168
                                                char *data, size_t *data_len)
169
{
170
    VAAPIEncodeH265Context *priv = avctx->priv_data;
171
    CodedBitstreamFragment   *au = &priv->current_access_unit;
172
    int err;
173
174
    if (priv->aud_needed) {
175
        err = vaapi_encode_h265_add_nal(avctx, au, &priv->raw_aud);
176
        if (err < 0)
177
            goto fail;
178
        priv->aud_needed = 0;
179
    }
180
181
    err = vaapi_encode_h265_add_nal(avctx, au, &priv->raw_slice);
182
    if (err < 0)
183
        goto fail;
184
185
    err = vaapi_encode_h265_write_access_unit(avctx, data, data_len, au);
186
fail:
187
    ff_cbs_fragment_reset(au);
188
    return err;
189
}
190
191
static int vaapi_encode_h265_write_extra_header(AVCodecContext *avctx,
192
                                                VAAPIEncodePicture *pic,
193
                                                int index, int *type,
194
                                                char *data, size_t *data_len)
195
{
196
    VAAPIEncodeH265Context *priv = avctx->priv_data;
197
    CodedBitstreamFragment   *au = &priv->current_access_unit;
198
    int err, i;
199
200
    if (priv->sei_needed) {
201
        H265RawSEI *sei = &priv->raw_sei;
202
203
        if (priv->aud_needed) {
204
            err = vaapi_encode_h265_add_nal(avctx, au, &priv->aud);
205
            if (err < 0)
206
                goto fail;
207
            priv->aud_needed = 0;
208
        }
209
210
        *sei = (H265RawSEI) {
211
            .nal_unit_header = {
212
                .nal_unit_type         = HEVC_NAL_SEI_PREFIX,
213
                .nuh_layer_id          = 0,
214
                .nuh_temporal_id_plus1 = 1,
215
            },
216
        };
217
218
        i = 0;
219
220
        if (priv->sei_needed & SEI_MASTERING_DISPLAY) {
221
            sei->payload[i].payload_type = HEVC_SEI_TYPE_MASTERING_DISPLAY_INFO;
222
            sei->payload[i].payload.mastering_display = priv->sei_mastering_display;
223
            ++i;
224
        }
225
226
        if (priv->sei_needed & SEI_CONTENT_LIGHT_LEVEL) {
227
            sei->payload[i].payload_type = HEVC_SEI_TYPE_CONTENT_LIGHT_LEVEL_INFO;
228
            sei->payload[i].payload.content_light_level = priv->sei_content_light_level;
229
            ++i;
230
        }
231
232
        sei->payload_count = i;
233
        av_assert0(sei->payload_count > 0);
234
235
        err = vaapi_encode_h265_add_nal(avctx, au, sei);
236
        if (err < 0)
237
            goto fail;
238
        priv->sei_needed = 0;
239
240
        err = vaapi_encode_h265_write_access_unit(avctx, data, data_len, au);
241
        if (err < 0)
242
            goto fail;
243
244
        ff_cbs_fragment_reset(au);
245
246
        *type = VAEncPackedHeaderRawData;
247
        return 0;
248
    } else {
249
        return AVERROR_EOF;
250
    }
251
252
fail:
253
    ff_cbs_fragment_reset(au);
254
    return err;
255
}
256
257
static int vaapi_encode_h265_init_sequence_params(AVCodecContext *avctx)
258
{
259
    VAAPIEncodeContext                *ctx = avctx->priv_data;
260
    VAAPIEncodeH265Context           *priv = avctx->priv_data;
261
    H265RawVPS                        *vps = &priv->raw_vps;
262
    H265RawSPS                        *sps = &priv->raw_sps;
263
    H265RawPPS                        *pps = &priv->raw_pps;
264
    H265RawProfileTierLevel           *ptl = &vps->profile_tier_level;
265
    H265RawVUI                        *vui = &sps->vui;
266
    VAEncSequenceParameterBufferHEVC *vseq = ctx->codec_sequence_params;
267
    VAEncPictureParameterBufferHEVC  *vpic = ctx->codec_picture_params;
268
    const AVPixFmtDescriptor *desc;
269
    int chroma_format, bit_depth;
270
    int i;
271
272
    memset(vps, 0, sizeof(*vps));
273
    memset(sps, 0, sizeof(*sps));
274
    memset(pps, 0, sizeof(*pps));
275
276
277
    desc = av_pix_fmt_desc_get(priv->common.input_frames->sw_format);
278
    av_assert0(desc);
279
    if (desc->nb_components == 1) {
280
        chroma_format = 0;
281
    } else {
282
        if (desc->log2_chroma_w == 1 && desc->log2_chroma_h == 1) {
283
            chroma_format = 1;
284
        } else if (desc->log2_chroma_w == 1 && desc->log2_chroma_h == 0) {
285
            chroma_format = 2;
286
        } else if (desc->log2_chroma_w == 0 && desc->log2_chroma_h == 0) {
287
            chroma_format = 3;
288
        } else {
289
            av_log(avctx, AV_LOG_ERROR, "Chroma format of input pixel format "
290
                   "%s is not supported.\n", desc->name);
291
            return AVERROR(EINVAL);
292
        }
293
    }
294
    bit_depth = desc->comp[0].depth;
295
296
297
    // VPS
298
299
    vps->nal_unit_header = (H265RawNALUnitHeader) {
300
        .nal_unit_type         = HEVC_NAL_VPS,
301
        .nuh_layer_id          = 0,
302
        .nuh_temporal_id_plus1 = 1,
303
    };
304
305
    vps->vps_video_parameter_set_id = 0;
306
307
    vps->vps_base_layer_internal_flag  = 1;
308
    vps->vps_base_layer_available_flag = 1;
309
    vps->vps_max_layers_minus1         = 0;
310
    vps->vps_max_sub_layers_minus1     = 0;
311
    vps->vps_temporal_id_nesting_flag  = 1;
312
313
    ptl->general_profile_space = 0;
314
    ptl->general_profile_idc   = avctx->profile;
315
    ptl->general_tier_flag     = priv->tier;
316
317
    if (chroma_format == 1) {
318
        ptl->general_profile_compatibility_flag[1] = bit_depth ==  8;
319
        ptl->general_profile_compatibility_flag[2] = bit_depth <= 10;
320
    }
321
    ptl->general_profile_compatibility_flag[4] = 1;
322
323
    ptl->general_progressive_source_flag    = 1;
324
    ptl->general_interlaced_source_flag     = 0;
325
    ptl->general_non_packed_constraint_flag = 1;
326
    ptl->general_frame_only_constraint_flag = 1;
327
328
    ptl->general_max_12bit_constraint_flag = bit_depth <= 12;
329
    ptl->general_max_10bit_constraint_flag = bit_depth <= 10;
330
    ptl->general_max_8bit_constraint_flag  = bit_depth ==  8;
331
332
    ptl->general_max_422chroma_constraint_flag  = chroma_format <= 2;
333
    ptl->general_max_420chroma_constraint_flag  = chroma_format <= 1;
334
    ptl->general_max_monochrome_constraint_flag = chroma_format == 0;
335
336
    ptl->general_intra_constraint_flag = ctx->gop_size == 1;
337
338
    ptl->general_lower_bit_rate_constraint_flag = 1;
339
340
    if (avctx->level != FF_LEVEL_UNKNOWN) {
341
        ptl->general_level_idc = avctx->level;
342
    } else {
343
        const H265LevelDescriptor *level;
344
345
        level = ff_h265_guess_level(ptl, avctx->bit_rate,
346
                                    ctx->surface_width, ctx->surface_height,
347
                                    ctx->nb_slices, ctx->tile_rows, ctx->tile_cols,
348
                                    (ctx->b_per_p > 0) + 1);
349
        if (level) {
350
            av_log(avctx, AV_LOG_VERBOSE, "Using level %s.\n", level->name);
351
            ptl->general_level_idc = level->level_idc;
352
        } else {
353
            av_log(avctx, AV_LOG_VERBOSE, "Stream will not conform to "
354
                   "any normal level; using level 8.5.\n");
355
            ptl->general_level_idc = 255;
356
            // The tier flag must be set in level 8.5.
357
            ptl->general_tier_flag = 1;
358
        }
359
    }
360
361
    vps->vps_sub_layer_ordering_info_present_flag = 0;
362
    vps->vps_max_dec_pic_buffering_minus1[0]      = ctx->max_b_depth + 1;
363
    vps->vps_max_num_reorder_pics[0]              = ctx->max_b_depth;
364
    vps->vps_max_latency_increase_plus1[0]        = 0;
365
366
    vps->vps_max_layer_id             = 0;
367
    vps->vps_num_layer_sets_minus1    = 0;
368
    vps->layer_id_included_flag[0][0] = 1;
369
370
    vps->vps_timing_info_present_flag = 1;
371
    if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
372
        vps->vps_num_units_in_tick  = avctx->framerate.den;
373
        vps->vps_time_scale         = avctx->framerate.num;
374
        vps->vps_poc_proportional_to_timing_flag = 1;
375
        vps->vps_num_ticks_poc_diff_one_minus1   = 0;
376
    } else {
377
        vps->vps_num_units_in_tick  = avctx->time_base.num;
378
        vps->vps_time_scale         = avctx->time_base.den;
379
        vps->vps_poc_proportional_to_timing_flag = 0;
380
    }
381
    vps->vps_num_hrd_parameters = 0;
382
383
384
    // SPS
385
386
    sps->nal_unit_header = (H265RawNALUnitHeader) {
387
        .nal_unit_type         = HEVC_NAL_SPS,
388
        .nuh_layer_id          = 0,
389
        .nuh_temporal_id_plus1 = 1,
390
    };
391
392
    sps->sps_video_parameter_set_id = vps->vps_video_parameter_set_id;
393
394
    sps->sps_max_sub_layers_minus1    = vps->vps_max_sub_layers_minus1;
395
    sps->sps_temporal_id_nesting_flag = vps->vps_temporal_id_nesting_flag;
396
397
    sps->profile_tier_level = vps->profile_tier_level;
398
399
    sps->sps_seq_parameter_set_id = 0;
400
401
    sps->chroma_format_idc          = chroma_format;
402
    sps->separate_colour_plane_flag = 0;
403
404
    sps->pic_width_in_luma_samples  = ctx->surface_width;
405
    sps->pic_height_in_luma_samples = ctx->surface_height;
406
407
    if (avctx->width  != ctx->surface_width ||
408
        avctx->height != ctx->surface_height) {
409
        sps->conformance_window_flag = 1;
410
        sps->conf_win_left_offset   = 0;
411
        sps->conf_win_right_offset  =
412
            (ctx->surface_width - avctx->width) >> desc->log2_chroma_w;
413
        sps->conf_win_top_offset    = 0;
414
        sps->conf_win_bottom_offset =
415
            (ctx->surface_height - avctx->height) >> desc->log2_chroma_h;
416
    } else {
417
        sps->conformance_window_flag = 0;
418
    }
419
420
    sps->bit_depth_luma_minus8   = bit_depth - 8;
421
    sps->bit_depth_chroma_minus8 = bit_depth - 8;
422
423
    sps->log2_max_pic_order_cnt_lsb_minus4 = 8;
424
425
    sps->sps_sub_layer_ordering_info_present_flag =
426
        vps->vps_sub_layer_ordering_info_present_flag;
427
    for (i = 0; i <= sps->sps_max_sub_layers_minus1; i++) {
428
        sps->sps_max_dec_pic_buffering_minus1[i] =
429
            vps->vps_max_dec_pic_buffering_minus1[i];
430
        sps->sps_max_num_reorder_pics[i] =
431
            vps->vps_max_num_reorder_pics[i];
432
        sps->sps_max_latency_increase_plus1[i] =
433
            vps->vps_max_latency_increase_plus1[i];
434
    }
435
436
    // These have to come from the capabilities of the encoder.  We have no
437
    // way to query them, so just hardcode parameters which work on the Intel
438
    // driver.
439
    // CTB size from 8x8 to 32x32.
440
    sps->log2_min_luma_coding_block_size_minus3   = 0;
441
    sps->log2_diff_max_min_luma_coding_block_size = 2;
442
    // Transform size from 4x4 to 32x32.
443
    sps->log2_min_luma_transform_block_size_minus2   = 0;
444
    sps->log2_diff_max_min_luma_transform_block_size = 3;
445
    // Full transform hierarchy allowed (2-5).
446
    sps->max_transform_hierarchy_depth_inter = 3;
447
    sps->max_transform_hierarchy_depth_intra = 3;
448
    // AMP works.
449
    sps->amp_enabled_flag = 1;
450
    // SAO and temporal MVP do not work.
451
    sps->sample_adaptive_offset_enabled_flag = 0;
452
    sps->sps_temporal_mvp_enabled_flag       = 0;
453
454
    sps->pcm_enabled_flag = 0;
455
456
    // STRPSs should ideally be here rather than defined individually in
457
    // each slice, but the structure isn't completely fixed so for now
458
    // don't bother.
459
    sps->num_short_term_ref_pic_sets     = 0;
460
    sps->long_term_ref_pics_present_flag = 0;
461
462
    sps->vui_parameters_present_flag = 1;
463
464
    if (avctx->sample_aspect_ratio.num != 0 &&
465
        avctx->sample_aspect_ratio.den != 0) {
466
        static const AVRational sar_idc[] = {
467
            {   0,  0 },
468
            {   1,  1 }, {  12, 11 }, {  10, 11 }, {  16, 11 },
469
            {  40, 33 }, {  24, 11 }, {  20, 11 }, {  32, 11 },
470
            {  80, 33 }, {  18, 11 }, {  15, 11 }, {  64, 33 },
471
            { 160, 99 }, {   4,  3 }, {   3,  2 }, {   2,  1 },
472
        };
473
        int num, den, i;
474
        av_reduce(&num, &den, avctx->sample_aspect_ratio.num,
475
                  avctx->sample_aspect_ratio.den, 65535);
476
        for (i = 0; i < FF_ARRAY_ELEMS(sar_idc); i++) {
477
            if (num == sar_idc[i].num &&
478
                den == sar_idc[i].den) {
479
                vui->aspect_ratio_idc = i;
480
                break;
481
            }
482
        }
483
        if (i >= FF_ARRAY_ELEMS(sar_idc)) {
484
            vui->aspect_ratio_idc = 255;
485
            vui->sar_width  = num;
486
            vui->sar_height = den;
487
        }
488
        vui->aspect_ratio_info_present_flag = 1;
489
    }
490
491
    if (avctx->color_range     != AVCOL_RANGE_UNSPECIFIED ||
492
        avctx->color_primaries != AVCOL_PRI_UNSPECIFIED ||
493
        avctx->color_trc       != AVCOL_TRC_UNSPECIFIED ||
494
        avctx->colorspace      != AVCOL_SPC_UNSPECIFIED) {
495
        vui->video_signal_type_present_flag = 1;
496
        vui->video_format      = 5; // Unspecified.
497
        vui->video_full_range_flag =
498
            avctx->color_range == AVCOL_RANGE_JPEG;
499
500
        if (avctx->color_primaries != AVCOL_PRI_UNSPECIFIED ||
501
            avctx->color_trc       != AVCOL_TRC_UNSPECIFIED ||
502
            avctx->colorspace      != AVCOL_SPC_UNSPECIFIED) {
503
            vui->colour_description_present_flag = 1;
504
            vui->colour_primaries         = avctx->color_primaries;
505
            vui->transfer_characteristics = avctx->color_trc;
506
            vui->matrix_coefficients      = avctx->colorspace;
507
        }
508
    } else {
509
        vui->video_format             = 5;
510
        vui->video_full_range_flag    = 0;
511
        vui->colour_primaries         = avctx->color_primaries;
512
        vui->transfer_characteristics = avctx->color_trc;
513
        vui->matrix_coefficients      = avctx->colorspace;
514
    }
515
516
    if (avctx->chroma_sample_location != AVCHROMA_LOC_UNSPECIFIED) {
517
        vui->chroma_loc_info_present_flag = 1;
518
        vui->chroma_sample_loc_type_top_field    =
519
        vui->chroma_sample_loc_type_bottom_field =
520
            avctx->chroma_sample_location - 1;
521
    }
522
523
    vui->vui_timing_info_present_flag        = 1;
524
    vui->vui_num_units_in_tick               = vps->vps_num_units_in_tick;
525
    vui->vui_time_scale                      = vps->vps_time_scale;
526
    vui->vui_poc_proportional_to_timing_flag = vps->vps_poc_proportional_to_timing_flag;
527
    vui->vui_num_ticks_poc_diff_one_minus1   = vps->vps_num_ticks_poc_diff_one_minus1;
528
    vui->vui_hrd_parameters_present_flag     = 0;
529
530
    vui->bitstream_restriction_flag    = 1;
531
    vui->motion_vectors_over_pic_boundaries_flag = 1;
532
    vui->restricted_ref_pic_lists_flag = 1;
533
    vui->max_bytes_per_pic_denom       = 0;
534
    vui->max_bits_per_min_cu_denom     = 0;
535
    vui->log2_max_mv_length_horizontal = 15;
536
    vui->log2_max_mv_length_vertical   = 15;
537
538
539
    // PPS
540
541
    pps->nal_unit_header = (H265RawNALUnitHeader) {
542
        .nal_unit_type         = HEVC_NAL_PPS,
543
        .nuh_layer_id          = 0,
544
        .nuh_temporal_id_plus1 = 1,
545
    };
546
547
    pps->pps_pic_parameter_set_id = 0;
548
    pps->pps_seq_parameter_set_id = sps->sps_seq_parameter_set_id;
549
550
    pps->num_ref_idx_l0_default_active_minus1 = 0;
551
    pps->num_ref_idx_l1_default_active_minus1 = 0;
552
553
    pps->init_qp_minus26 = priv->fixed_qp_idr - 26;
554
555
    pps->cu_qp_delta_enabled_flag = (ctx->va_rc_mode != VA_RC_CQP);
556
    pps->diff_cu_qp_delta_depth   = 0;
557
558
    if (ctx->tile_rows && ctx->tile_cols) {
559
        int uniform_spacing;
560
561
        pps->tiles_enabled_flag      = 1;
562
        pps->num_tile_columns_minus1 = ctx->tile_cols - 1;
563
        pps->num_tile_rows_minus1    = ctx->tile_rows - 1;
564
565
        // Test whether the spacing provided matches the H.265 uniform
566
        // spacing, and set the flag if it does.
567
        uniform_spacing = 1;
568
        for (i = 0; i <= pps->num_tile_columns_minus1 &&
569
                    uniform_spacing; i++) {
570
            if (ctx->col_width[i] !=
571
                (i + 1) * ctx->slice_block_cols / ctx->tile_cols -
572
                 i      * ctx->slice_block_cols / ctx->tile_cols)
573
                uniform_spacing = 0;
574
        }
575
        for (i = 0; i <= pps->num_tile_rows_minus1 &&
576
                    uniform_spacing; i++) {
577
            if (ctx->row_height[i] !=
578
                (i + 1) * ctx->slice_block_rows / ctx->tile_rows -
579
                 i      * ctx->slice_block_rows / ctx->tile_rows)
580
                uniform_spacing = 0;
581
        }
582
        pps->uniform_spacing_flag = uniform_spacing;
583
584
        for (i = 0; i <= pps->num_tile_columns_minus1; i++)
585
            pps->column_width_minus1[i] = ctx->col_width[i] - 1;
586
        for (i = 0; i <= pps->num_tile_rows_minus1; i++)
587
            pps->row_height_minus1[i]   = ctx->row_height[i] - 1;
588
589
        pps->loop_filter_across_tiles_enabled_flag = 1;
590
    }
591
592
    pps->pps_loop_filter_across_slices_enabled_flag = 1;
593
594
    // Fill VAAPI parameter buffers.
595
596
    *vseq = (VAEncSequenceParameterBufferHEVC) {
597
        .general_profile_idc = vps->profile_tier_level.general_profile_idc,
598
        .general_level_idc   = vps->profile_tier_level.general_level_idc,
599
        .general_tier_flag   = vps->profile_tier_level.general_tier_flag,
600
601
        .intra_period     = ctx->gop_size,
602
        .intra_idr_period = ctx->gop_size,
603
        .ip_period        = ctx->b_per_p + 1,
604
        .bits_per_second  = ctx->va_bit_rate,
605
606
        .pic_width_in_luma_samples  = sps->pic_width_in_luma_samples,
607
        .pic_height_in_luma_samples = sps->pic_height_in_luma_samples,
608
609
        .seq_fields.bits = {
610
            .chroma_format_idc             = sps->chroma_format_idc,
611
            .separate_colour_plane_flag    = sps->separate_colour_plane_flag,
612
            .bit_depth_luma_minus8         = sps->bit_depth_luma_minus8,
613
            .bit_depth_chroma_minus8       = sps->bit_depth_chroma_minus8,
614
            .scaling_list_enabled_flag     = sps->scaling_list_enabled_flag,
615
            .strong_intra_smoothing_enabled_flag =
616
                sps->strong_intra_smoothing_enabled_flag,
617
            .amp_enabled_flag              = sps->amp_enabled_flag,
618
            .sample_adaptive_offset_enabled_flag =
619
                sps->sample_adaptive_offset_enabled_flag,
620
            .pcm_enabled_flag              = sps->pcm_enabled_flag,
621
            .pcm_loop_filter_disabled_flag = sps->pcm_loop_filter_disabled_flag,
622
            .sps_temporal_mvp_enabled_flag = sps->sps_temporal_mvp_enabled_flag,
623
        },
624
625
        .log2_min_luma_coding_block_size_minus3 =
626
            sps->log2_min_luma_coding_block_size_minus3,
627
        .log2_diff_max_min_luma_coding_block_size =
628
            sps->log2_diff_max_min_luma_coding_block_size,
629
        .log2_min_transform_block_size_minus2 =
630
            sps->log2_min_luma_transform_block_size_minus2,
631
        .log2_diff_max_min_transform_block_size =
632
            sps->log2_diff_max_min_luma_transform_block_size,
633
        .max_transform_hierarchy_depth_inter =
634
            sps->max_transform_hierarchy_depth_inter,
635
        .max_transform_hierarchy_depth_intra =
636
            sps->max_transform_hierarchy_depth_intra,
637
638
        .pcm_sample_bit_depth_luma_minus1 =
639
            sps->pcm_sample_bit_depth_luma_minus1,
640
        .pcm_sample_bit_depth_chroma_minus1 =
641
            sps->pcm_sample_bit_depth_chroma_minus1,
642
        .log2_min_pcm_luma_coding_block_size_minus3 =
643
            sps->log2_min_pcm_luma_coding_block_size_minus3,
644
        .log2_max_pcm_luma_coding_block_size_minus3 =
645
            sps->log2_min_pcm_luma_coding_block_size_minus3 +
646
            sps->log2_diff_max_min_pcm_luma_coding_block_size,
647
648
        .vui_parameters_present_flag = 0,
649
    };
650
651
    *vpic = (VAEncPictureParameterBufferHEVC) {
652
        .decoded_curr_pic = {
653
            .picture_id = VA_INVALID_ID,
654
            .flags      = VA_PICTURE_HEVC_INVALID,
655
        },
656
657
        .coded_buf = VA_INVALID_ID,
658
659
        .collocated_ref_pic_index = 0xff,
660
661
        .last_picture = 0,
662
663
        .pic_init_qp            = pps->init_qp_minus26 + 26,
664
        .diff_cu_qp_delta_depth = pps->diff_cu_qp_delta_depth,
665
        .pps_cb_qp_offset       = pps->pps_cb_qp_offset,
666
        .pps_cr_qp_offset       = pps->pps_cr_qp_offset,
667
668
        .num_tile_columns_minus1 = pps->num_tile_columns_minus1,
669
        .num_tile_rows_minus1    = pps->num_tile_rows_minus1,
670
671
        .log2_parallel_merge_level_minus2 = pps->log2_parallel_merge_level_minus2,
672
        .ctu_max_bitsize_allowed          = 0,
673
674
        .num_ref_idx_l0_default_active_minus1 =
675
            pps->num_ref_idx_l0_default_active_minus1,
676
        .num_ref_idx_l1_default_active_minus1 =
677
            pps->num_ref_idx_l1_default_active_minus1,
678
679
        .slice_pic_parameter_set_id = pps->pps_pic_parameter_set_id,
680
681
        .pic_fields.bits = {
682
            .sign_data_hiding_enabled_flag  = pps->sign_data_hiding_enabled_flag,
683
            .constrained_intra_pred_flag    = pps->constrained_intra_pred_flag,
684
            .transform_skip_enabled_flag    = pps->transform_skip_enabled_flag,
685
            .cu_qp_delta_enabled_flag       = pps->cu_qp_delta_enabled_flag,
686
            .weighted_pred_flag             = pps->weighted_pred_flag,
687
            .weighted_bipred_flag           = pps->weighted_bipred_flag,
688
            .transquant_bypass_enabled_flag = pps->transquant_bypass_enabled_flag,
689
            .tiles_enabled_flag             = pps->tiles_enabled_flag,
690
            .entropy_coding_sync_enabled_flag = pps->entropy_coding_sync_enabled_flag,
691
            .loop_filter_across_tiles_enabled_flag =
692
                pps->loop_filter_across_tiles_enabled_flag,
693
            .scaling_list_data_present_flag = (sps->sps_scaling_list_data_present_flag |
694
                                               pps->pps_scaling_list_data_present_flag),
695
            .screen_content_flag            = 0,
696
            .enable_gpu_weighted_prediction = 0,
697
            .no_output_of_prior_pics_flag   = 0,
698
        },
699
    };
700
701
    if (pps->tiles_enabled_flag) {
702
        for (i = 0; i <= vpic->num_tile_rows_minus1; i++)
703
            vpic->row_height_minus1[i]   = pps->row_height_minus1[i];
704
        for (i = 0; i <= vpic->num_tile_columns_minus1; i++)
705
            vpic->column_width_minus1[i] = pps->column_width_minus1[i];
706
    }
707
708
    return 0;
709
}
710
711
static int vaapi_encode_h265_init_picture_params(AVCodecContext *avctx,
712
                                                 VAAPIEncodePicture *pic)
713
{
714
    VAAPIEncodeContext               *ctx = avctx->priv_data;
715
    VAAPIEncodeH265Context          *priv = avctx->priv_data;
716
    VAAPIEncodeH265Picture          *hpic = pic->priv_data;
717
    VAAPIEncodePicture              *prev = pic->prev;
718
    VAAPIEncodeH265Picture         *hprev = prev ? prev->priv_data : NULL;
719
    VAEncPictureParameterBufferHEVC *vpic = pic->codec_picture_params;
720
    int i;
721
722
    if (pic->type == PICTURE_TYPE_IDR) {
723
        av_assert0(pic->display_order == pic->encode_order);
724
725
        hpic->last_idr_frame = pic->display_order;
726
727
        hpic->slice_nal_unit = HEVC_NAL_IDR_W_RADL;
728
        hpic->slice_type     = HEVC_SLICE_I;
729
        hpic->pic_type       = 0;
730
    } else {
731
        av_assert0(prev);
732
        hpic->last_idr_frame = hprev->last_idr_frame;
733
734
        if (pic->type == PICTURE_TYPE_I) {
735
            hpic->slice_nal_unit = HEVC_NAL_CRA_NUT;
736
            hpic->slice_type     = HEVC_SLICE_I;
737
            hpic->pic_type       = 0;
738
        } else if (pic->type == PICTURE_TYPE_P) {
739
            av_assert0(pic->refs[0]);
740
            hpic->slice_nal_unit = HEVC_NAL_TRAIL_R;
741
            hpic->slice_type     = HEVC_SLICE_P;
742
            hpic->pic_type       = 1;
743
        } else {
744
            VAAPIEncodePicture *irap_ref;
745
            av_assert0(pic->refs[0] && pic->refs[1]);
746
            for (irap_ref = pic; irap_ref; irap_ref = irap_ref->refs[1]) {
747
                if (irap_ref->type == PICTURE_TYPE_I)
748
                    break;
749
            }
750
            if (pic->b_depth == ctx->max_b_depth) {
751
                hpic->slice_nal_unit = irap_ref ? HEVC_NAL_RASL_N
752
                                                : HEVC_NAL_TRAIL_N;
753
            } else {
754
                hpic->slice_nal_unit = irap_ref ? HEVC_NAL_RASL_R
755
                                                : HEVC_NAL_TRAIL_R;
756
            }
757
            hpic->slice_type = HEVC_SLICE_B;
758
            hpic->pic_type   = 2;
759
        }
760
    }
761
    hpic->pic_order_cnt = pic->display_order - hpic->last_idr_frame;
762
763
    if (priv->aud) {
764
        priv->aud_needed = 1;
765
        priv->raw_aud = (H265RawAUD) {
766
            .nal_unit_header = {
767
                .nal_unit_type         = HEVC_NAL_AUD,
768
                .nuh_layer_id          = 0,
769
                .nuh_temporal_id_plus1 = 1,
770
            },
771
            .pic_type = hpic->pic_type,
772
        };
773
    } else {
774
        priv->aud_needed = 0;
775
    }
776
777
    priv->sei_needed = 0;
778
779
    // Only look for the metadata on I/IDR frame on the output. We
780
    // may force an IDR frame on the output where the medadata gets
781
    // changed on the input frame.
782
    if ((priv->sei & SEI_MASTERING_DISPLAY) &&
783
        (pic->type == PICTURE_TYPE_I || pic->type == PICTURE_TYPE_IDR)) {
784
        AVFrameSideData *sd =
785
            av_frame_get_side_data(pic->input_image,
786
                                   AV_FRAME_DATA_MASTERING_DISPLAY_METADATA);
787
788
        if (sd) {
789
            AVMasteringDisplayMetadata *mdm =
790
                (AVMasteringDisplayMetadata *)sd->data;
791
792
            // SEI is needed when both the primaries and luminance are set
793
            if (mdm->has_primaries && mdm->has_luminance) {
794
                H265RawSEIMasteringDisplayColourVolume *mdcv =
795
                    &priv->sei_mastering_display;
796
                const int mapping[3] = {1, 2, 0};
797
                const int chroma_den = 50000;
798
                const int luma_den   = 10000;
799
800
                for (i = 0; i < 3; i++) {
801
                    const int j = mapping[i];
802
                    mdcv->display_primaries_x[i] =
803
                        FFMIN(lrint(chroma_den *
804
                                    av_q2d(mdm->display_primaries[j][0])),
805
                              chroma_den);
806
                    mdcv->display_primaries_y[i] =
807
                        FFMIN(lrint(chroma_den *
808
                                    av_q2d(mdm->display_primaries[j][1])),
809
                              chroma_den);
810
                }
811
812
                mdcv->white_point_x =
813
                    FFMIN(lrint(chroma_den * av_q2d(mdm->white_point[0])),
814
                          chroma_den);
815
                mdcv->white_point_y =
816
                    FFMIN(lrint(chroma_den * av_q2d(mdm->white_point[1])),
817
                          chroma_den);
818
819
                mdcv->max_display_mastering_luminance =
820
                    lrint(luma_den * av_q2d(mdm->max_luminance));
821
                mdcv->min_display_mastering_luminance =
822
                    FFMIN(lrint(luma_den * av_q2d(mdm->min_luminance)),
823
                          mdcv->max_display_mastering_luminance);
824
825
                priv->sei_needed |= SEI_MASTERING_DISPLAY;
826
            }
827
        }
828
    }
829
830
    if ((priv->sei & SEI_CONTENT_LIGHT_LEVEL) &&
831
        (pic->type == PICTURE_TYPE_I || pic->type == PICTURE_TYPE_IDR)) {
832
        AVFrameSideData *sd =
833
            av_frame_get_side_data(pic->input_image,
834
                                   AV_FRAME_DATA_CONTENT_LIGHT_LEVEL);
835
836
        if (sd) {
837
            AVContentLightMetadata *clm =
838
                (AVContentLightMetadata *)sd->data;
839
            H265RawSEIContentLightLevelInfo *clli =
840
                &priv->sei_content_light_level;
841
842
            clli->max_content_light_level     = FFMIN(clm->MaxCLL,  65535);
843
            clli->max_pic_average_light_level = FFMIN(clm->MaxFALL, 65535);
844
845
            priv->sei_needed |= SEI_CONTENT_LIGHT_LEVEL;
846
        }
847
    }
848
849
    vpic->decoded_curr_pic = (VAPictureHEVC) {
850
        .picture_id    = pic->recon_surface,
851
        .pic_order_cnt = hpic->pic_order_cnt,
852
        .flags         = 0,
853
    };
854
855
    for (i = 0; i < pic->nb_refs; i++) {
856
        VAAPIEncodePicture      *ref = pic->refs[i];
857
        VAAPIEncodeH265Picture *href;
858
859
        av_assert0(ref && ref->encode_order < pic->encode_order);
860
        href = ref->priv_data;
861
862
        vpic->reference_frames[i] = (VAPictureHEVC) {
863
            .picture_id    = ref->recon_surface,
864
            .pic_order_cnt = href->pic_order_cnt,
865
            .flags = (ref->display_order < pic->display_order ?
866
                      VA_PICTURE_HEVC_RPS_ST_CURR_BEFORE : 0) |
867
                     (ref->display_order > pic->display_order ?
868
                      VA_PICTURE_HEVC_RPS_ST_CURR_AFTER  : 0),
869
        };
870
    }
871
    for (; i < FF_ARRAY_ELEMS(vpic->reference_frames); i++) {
872
        vpic->reference_frames[i] = (VAPictureHEVC) {
873
            .picture_id = VA_INVALID_ID,
874
            .flags      = VA_PICTURE_HEVC_INVALID,
875
        };
876
    }
877
878
    vpic->coded_buf = pic->output_buffer;
879
880
    vpic->nal_unit_type = hpic->slice_nal_unit;
881
882
    switch (pic->type) {
883
    case PICTURE_TYPE_IDR:
884
        vpic->pic_fields.bits.idr_pic_flag       = 1;
885
        vpic->pic_fields.bits.coding_type        = 1;
886
        vpic->pic_fields.bits.reference_pic_flag = 1;
887
        break;
888
    case PICTURE_TYPE_I:
889
        vpic->pic_fields.bits.idr_pic_flag       = 0;
890
        vpic->pic_fields.bits.coding_type        = 1;
891
        vpic->pic_fields.bits.reference_pic_flag = 1;
892
        break;
893
    case PICTURE_TYPE_P:
894
        vpic->pic_fields.bits.idr_pic_flag       = 0;
895
        vpic->pic_fields.bits.coding_type        = 2;
896
        vpic->pic_fields.bits.reference_pic_flag = 1;
897
        break;
898
    case PICTURE_TYPE_B:
899
        vpic->pic_fields.bits.idr_pic_flag       = 0;
900
        vpic->pic_fields.bits.coding_type        = 3;
901
        vpic->pic_fields.bits.reference_pic_flag = 0;
902
        break;
903
    default:
904
        av_assert0(0 && "invalid picture type");
905
    }
906
907
    return 0;
908
}
909
910
static int vaapi_encode_h265_init_slice_params(AVCodecContext *avctx,
911
                                               VAAPIEncodePicture *pic,
912
                                               VAAPIEncodeSlice *slice)
913
{
914
    VAAPIEncodeH265Context           *priv = avctx->priv_data;
915
    VAAPIEncodeH265Picture           *hpic = pic->priv_data;
916
    const H265RawSPS                  *sps = &priv->raw_sps;
917
    const H265RawPPS                  *pps = &priv->raw_pps;
918
    H265RawSliceHeader                 *sh = &priv->raw_slice.header;
919
    VAEncPictureParameterBufferHEVC  *vpic = pic->codec_picture_params;
920
    VAEncSliceParameterBufferHEVC  *vslice = slice->codec_slice_params;
921
    int i;
922
923
    sh->nal_unit_header = (H265RawNALUnitHeader) {
924
        .nal_unit_type         = hpic->slice_nal_unit,
925
        .nuh_layer_id          = 0,
926
        .nuh_temporal_id_plus1 = 1,
927
    };
928
929
    sh->slice_pic_parameter_set_id      = pps->pps_pic_parameter_set_id;
930
931
    sh->first_slice_segment_in_pic_flag = slice->index == 0;
932
    sh->slice_segment_address           = slice->block_start;
933
934
    sh->slice_type = hpic->slice_type;
935
936
    sh->slice_pic_order_cnt_lsb = hpic->pic_order_cnt &
937
        (1 << (sps->log2_max_pic_order_cnt_lsb_minus4 + 4)) - 1;
938
939
    if (pic->type != PICTURE_TYPE_IDR) {
940
        H265RawSTRefPicSet *rps;
941
        const VAAPIEncodeH265Picture *strp;
942
        int rps_poc[MAX_DPB_SIZE];
943
        int rps_used[MAX_DPB_SIZE];
944
        int i, j, poc, rps_pics;
945
946
        sh->short_term_ref_pic_set_sps_flag = 0;
947
948
        rps = &sh->short_term_ref_pic_set;
949
        memset(rps, 0, sizeof(*rps));
950
951
        rps_pics = 0;
952
        for (i = 0; i < pic->nb_refs; i++) {
953
            strp = pic->refs[i]->priv_data;
954
            rps_poc[rps_pics]  = strp->pic_order_cnt;
955
            rps_used[rps_pics] = 1;
956
            ++rps_pics;
957
        }
958
        for (i = 0; i < pic->nb_dpb_pics; i++) {
959
            if (pic->dpb[i] == pic)
960
                continue;
961
            for (j = 0; j < pic->nb_refs; j++) {
962
                if (pic->dpb[i] == pic->refs[j])
963
                    break;
964
            }
965
            if (j < pic->nb_refs)
966
                continue;
967
            strp = pic->dpb[i]->priv_data;
968
            rps_poc[rps_pics]  = strp->pic_order_cnt;
969
            rps_used[rps_pics] = 0;
970
            ++rps_pics;
971
        }
972
973
        for (i = 1; i < rps_pics; i++) {
974
            for (j = i; j > 0; j--) {
975
                if (rps_poc[j] > rps_poc[j - 1])
976
                    break;
977
                av_assert0(rps_poc[j] != rps_poc[j - 1]);
978
                FFSWAP(int, rps_poc[j],  rps_poc[j - 1]);
979
                FFSWAP(int, rps_used[j], rps_used[j - 1]);
980
            }
981
        }
982
983
        av_log(avctx, AV_LOG_DEBUG, "RPS for POC %d:",
984
               hpic->pic_order_cnt);
985
        for (i = 0; i < rps_pics; i++) {
986
            av_log(avctx, AV_LOG_DEBUG, " (%d,%d)",
987
                   rps_poc[i], rps_used[i]);
988
        }
989
        av_log(avctx, AV_LOG_DEBUG, "\n");
990
991
        for (i = 0; i < rps_pics; i++) {
992
            av_assert0(rps_poc[i] != hpic->pic_order_cnt);
993
            if (rps_poc[i] > hpic->pic_order_cnt)
994
                break;
995
        }
996
997
        rps->num_negative_pics = i;
998
        poc = hpic->pic_order_cnt;
999
        for (j = i - 1; j >= 0; j--) {
1000
            rps->delta_poc_s0_minus1[i - 1 - j] = poc - rps_poc[j] - 1;
1001
            rps->used_by_curr_pic_s0_flag[i - 1 - j] = rps_used[j];
1002
            poc = rps_poc[j];
1003
        }
1004
1005
        rps->num_positive_pics = rps_pics - i;
1006
        poc = hpic->pic_order_cnt;
1007
        for (j = i; j < rps_pics; j++) {
1008
            rps->delta_poc_s1_minus1[j - i] = rps_poc[j] - poc - 1;
1009
            rps->used_by_curr_pic_s1_flag[j - i] = rps_used[j];
1010
            poc = rps_poc[j];
1011
        }
1012
1013
        sh->num_long_term_sps  = 0;
1014
        sh->num_long_term_pics = 0;
1015
1016
        sh->slice_temporal_mvp_enabled_flag =
1017
            sps->sps_temporal_mvp_enabled_flag;
1018
        if (sh->slice_temporal_mvp_enabled_flag) {
1019
            sh->collocated_from_l0_flag = sh->slice_type == HEVC_SLICE_B;
1020
            sh->collocated_ref_idx      = 0;
1021
        }
1022
1023
        sh->num_ref_idx_active_override_flag = 0;
1024
        sh->num_ref_idx_l0_active_minus1 = pps->num_ref_idx_l0_default_active_minus1;
1025
        sh->num_ref_idx_l1_active_minus1 = pps->num_ref_idx_l1_default_active_minus1;
1026
    }
1027
1028
    sh->slice_sao_luma_flag = sh->slice_sao_chroma_flag =
1029
        sps->sample_adaptive_offset_enabled_flag;
1030
1031
    if (pic->type == PICTURE_TYPE_B)
1032
        sh->slice_qp_delta = priv->fixed_qp_b - (pps->init_qp_minus26 + 26);
1033
    else if (pic->type == PICTURE_TYPE_P)
1034
        sh->slice_qp_delta = priv->fixed_qp_p - (pps->init_qp_minus26 + 26);
1035
    else
1036
        sh->slice_qp_delta = priv->fixed_qp_idr - (pps->init_qp_minus26 + 26);
1037
1038
1039
    *vslice = (VAEncSliceParameterBufferHEVC) {
1040
        .slice_segment_address = sh->slice_segment_address,
1041
        .num_ctu_in_slice      = slice->block_size,
1042
1043
        .slice_type                 = sh->slice_type,
1044
        .slice_pic_parameter_set_id = sh->slice_pic_parameter_set_id,
1045
1046
        .num_ref_idx_l0_active_minus1 = sh->num_ref_idx_l0_active_minus1,
1047
        .num_ref_idx_l1_active_minus1 = sh->num_ref_idx_l1_active_minus1,
1048
1049
        .luma_log2_weight_denom         = sh->luma_log2_weight_denom,
1050
        .delta_chroma_log2_weight_denom = sh->delta_chroma_log2_weight_denom,
1051
1052
        .max_num_merge_cand = 5 - sh->five_minus_max_num_merge_cand,
1053
1054
        .slice_qp_delta     = sh->slice_qp_delta,
1055
        .slice_cb_qp_offset = sh->slice_cb_qp_offset,
1056
        .slice_cr_qp_offset = sh->slice_cr_qp_offset,
1057
1058
        .slice_beta_offset_div2 = sh->slice_beta_offset_div2,
1059
        .slice_tc_offset_div2   = sh->slice_tc_offset_div2,
1060
1061
        .slice_fields.bits = {
1062
            .last_slice_of_pic_flag       = slice->index == pic->nb_slices - 1,
1063
            .dependent_slice_segment_flag = sh->dependent_slice_segment_flag,
1064
            .colour_plane_id              = sh->colour_plane_id,
1065
            .slice_temporal_mvp_enabled_flag =
1066
                sh->slice_temporal_mvp_enabled_flag,
1067
            .slice_sao_luma_flag          = sh->slice_sao_luma_flag,
1068
            .slice_sao_chroma_flag        = sh->slice_sao_chroma_flag,
1069
            .num_ref_idx_active_override_flag =
1070
                sh->num_ref_idx_active_override_flag,
1071
            .mvd_l1_zero_flag             = sh->mvd_l1_zero_flag,
1072
            .cabac_init_flag              = sh->cabac_init_flag,
1073
            .slice_deblocking_filter_disabled_flag =
1074
                sh->slice_deblocking_filter_disabled_flag,
1075
            .slice_loop_filter_across_slices_enabled_flag =
1076
                sh->slice_loop_filter_across_slices_enabled_flag,
1077
            .collocated_from_l0_flag      = sh->collocated_from_l0_flag,
1078
        },
1079
    };
1080
1081
    for (i = 0; i < FF_ARRAY_ELEMS(vslice->ref_pic_list0); i++) {
1082
        vslice->ref_pic_list0[i].picture_id = VA_INVALID_ID;
1083
        vslice->ref_pic_list0[i].flags      = VA_PICTURE_HEVC_INVALID;
1084
        vslice->ref_pic_list1[i].picture_id = VA_INVALID_ID;
1085
        vslice->ref_pic_list1[i].flags      = VA_PICTURE_HEVC_INVALID;
1086
    }
1087
1088
    av_assert0(pic->nb_refs <= 2);
1089
    if (pic->nb_refs >= 1) {
1090
        // Backward reference for P- or B-frame.
1091
        av_assert0(pic->type == PICTURE_TYPE_P ||
1092
                   pic->type == PICTURE_TYPE_B);
1093
        vslice->ref_pic_list0[0] = vpic->reference_frames[0];
1094
    }
1095
    if (pic->nb_refs >= 2) {
1096
        // Forward reference for B-frame.
1097
        av_assert0(pic->type == PICTURE_TYPE_B);
1098
        vslice->ref_pic_list1[0] = vpic->reference_frames[1];
1099
    }
1100
1101
    return 0;
1102
}
1103
1104
static av_cold int vaapi_encode_h265_configure(AVCodecContext *avctx)
1105
{
1106
    VAAPIEncodeContext      *ctx = avctx->priv_data;
1107
    VAAPIEncodeH265Context *priv = avctx->priv_data;
1108
    int err;
1109
1110
    err = ff_cbs_init(&priv->cbc, AV_CODEC_ID_HEVC, avctx);
1111
    if (err < 0)
1112
        return err;
1113
1114
    if (ctx->va_rc_mode == VA_RC_CQP) {
1115
        // Note that VAAPI only supports positive QP values - the range is
1116
        // therefore always bounded below by 1, even in 10-bit mode where
1117
        // it should go down to -12.
1118
1119
        priv->fixed_qp_p = av_clip(ctx->rc_quality, 1, 51);
1120
        if (avctx->i_quant_factor > 0.0)
1121
            priv->fixed_qp_idr =
1122
                av_clip((avctx->i_quant_factor * priv->fixed_qp_p +
1123
                         avctx->i_quant_offset) + 0.5, 1, 51);
1124
        else
1125
            priv->fixed_qp_idr = priv->fixed_qp_p;
1126
        if (avctx->b_quant_factor > 0.0)
1127
            priv->fixed_qp_b =
1128
                av_clip((avctx->b_quant_factor * priv->fixed_qp_p +
1129
                         avctx->b_quant_offset) + 0.5, 1, 51);
1130
        else
1131
            priv->fixed_qp_b = priv->fixed_qp_p;
1132
1133
        av_log(avctx, AV_LOG_DEBUG, "Using fixed QP = "
1134
               "%d / %d / %d for IDR- / P- / B-frames.\n",
1135
               priv->fixed_qp_idr, priv->fixed_qp_p, priv->fixed_qp_b);
1136
1137
    } else {
1138
        // These still need to be set for init_qp/slice_qp_delta.
1139
        priv->fixed_qp_idr = 30;
1140
        priv->fixed_qp_p   = 30;
1141
        priv->fixed_qp_b   = 30;
1142
    }
1143
1144
    ctx->roi_quant_range = 51 + 6 * (ctx->profile->depth - 8);
1145
1146
    return 0;
1147
}
1148
1149
static const VAAPIEncodeProfile vaapi_encode_h265_profiles[] = {
1150
    { FF_PROFILE_HEVC_MAIN,     8, 3, 1, 1, VAProfileHEVCMain       },
1151
    { FF_PROFILE_HEVC_REXT,     8, 3, 1, 1, VAProfileHEVCMain       },
1152
#if VA_CHECK_VERSION(0, 37, 0)
1153
    { FF_PROFILE_HEVC_MAIN_10, 10, 3, 1, 1, VAProfileHEVCMain10     },
1154
    { FF_PROFILE_HEVC_REXT,    10, 3, 1, 1, VAProfileHEVCMain10     },
1155
#endif
1156
#if VA_CHECK_VERSION(1, 2, 0)
1157
    { FF_PROFILE_HEVC_REXT,     8, 3, 1, 0, VAProfileHEVCMain422_10 },
1158
    { FF_PROFILE_HEVC_REXT,    10, 3, 1, 0, VAProfileHEVCMain422_10 },
1159
#endif
1160
    { FF_PROFILE_UNKNOWN }
1161
};
1162
1163
static const VAAPIEncodeType vaapi_encode_type_h265 = {
1164
    .profiles              = vaapi_encode_h265_profiles,
1165
1166
    .flags                 = FLAG_SLICE_CONTROL |
1167
                             FLAG_B_PICTURES |
1168
                             FLAG_B_PICTURE_REFERENCES |
1169
                             FLAG_NON_IDR_KEY_PICTURES,
1170
1171
    .default_quality       = 25,
1172
1173
    .configure             = &vaapi_encode_h265_configure,
1174
1175
    .picture_priv_data_size = sizeof(VAAPIEncodeH265Picture),
1176
1177
    .sequence_params_size  = sizeof(VAEncSequenceParameterBufferHEVC),
1178
    .init_sequence_params  = &vaapi_encode_h265_init_sequence_params,
1179
1180
    .picture_params_size   = sizeof(VAEncPictureParameterBufferHEVC),
1181
    .init_picture_params   = &vaapi_encode_h265_init_picture_params,
1182
1183
    .slice_params_size     = sizeof(VAEncSliceParameterBufferHEVC),
1184
    .init_slice_params     = &vaapi_encode_h265_init_slice_params,
1185
1186
    .sequence_header_type  = VAEncPackedHeaderSequence,
1187
    .write_sequence_header = &vaapi_encode_h265_write_sequence_header,
1188
1189
    .slice_header_type     = VAEncPackedHeaderHEVC_Slice,
1190
    .write_slice_header    = &vaapi_encode_h265_write_slice_header,
1191
1192
    .write_extra_header    = &vaapi_encode_h265_write_extra_header,
1193
};
1194
1195
static av_cold int vaapi_encode_h265_init(AVCodecContext *avctx)
1196
{
1197
    VAAPIEncodeContext      *ctx = avctx->priv_data;
1198
    VAAPIEncodeH265Context *priv = avctx->priv_data;
1199
1200
    ctx->codec = &vaapi_encode_type_h265;
1201
1202
    if (avctx->profile == FF_PROFILE_UNKNOWN)
1203
        avctx->profile = priv->profile;
1204
    if (avctx->level == FF_LEVEL_UNKNOWN)
1205
        avctx->level = priv->level;
1206
1207
    if (avctx->level != FF_LEVEL_UNKNOWN && avctx->level & ~0xff) {
1208
        av_log(avctx, AV_LOG_ERROR, "Invalid level %d: must fit "
1209
               "in 8-bit unsigned integer.\n", avctx->level);
1210
        return AVERROR(EINVAL);
1211
    }
1212
1213
    ctx->desired_packed_headers =
1214
        VA_ENC_PACKED_HEADER_SEQUENCE | // VPS, SPS and PPS.
1215
        VA_ENC_PACKED_HEADER_SLICE    | // Slice headers.
1216
        VA_ENC_PACKED_HEADER_MISC;      // SEI
1217
1218
    ctx->surface_width  = FFALIGN(avctx->width,  16);
1219
    ctx->surface_height = FFALIGN(avctx->height, 16);
1220
1221
    // CTU size is currently hard-coded to 32.
1222
    ctx->slice_block_width = ctx->slice_block_height = 32;
1223
1224
    if (priv->qp > 0)
1225
        ctx->explicit_qp = priv->qp;
1226
1227
    return ff_vaapi_encode_init(avctx);
1228
}
1229
1230
static av_cold int vaapi_encode_h265_close(AVCodecContext *avctx)
1231
{
1232
    VAAPIEncodeH265Context *priv = avctx->priv_data;
1233
1234
    ff_cbs_fragment_free(&priv->current_access_unit);
1235
    ff_cbs_close(&priv->cbc);
1236
1237
    return ff_vaapi_encode_close(avctx);
1238
}
1239
1240
#define OFFSET(x) offsetof(VAAPIEncodeH265Context, x)
1241
#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
1242
static const AVOption vaapi_encode_h265_options[] = {
1243
    VAAPI_ENCODE_COMMON_OPTIONS,
1244
    VAAPI_ENCODE_RC_OPTIONS,
1245
1246
    { "qp", "Constant QP (for P-frames; scaled by qfactor/qoffset for I/B)",
1247
      OFFSET(qp), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 52, FLAGS },
1248
1249
    { "aud", "Include AUD",
1250
      OFFSET(aud), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
1251
1252
    { "profile", "Set profile (general_profile_idc)",
1253
      OFFSET(profile), AV_OPT_TYPE_INT,
1254
      { .i64 = FF_PROFILE_UNKNOWN }, FF_PROFILE_UNKNOWN, 0xff, FLAGS, "profile" },
1255
1256
#define PROFILE(name, value)  name, NULL, 0, AV_OPT_TYPE_CONST, \
1257
      { .i64 = value }, 0, 0, FLAGS, "profile"
1258
    { PROFILE("main",               FF_PROFILE_HEVC_MAIN) },
1259
    { PROFILE("main10",             FF_PROFILE_HEVC_MAIN_10) },
1260
    { PROFILE("rext",               FF_PROFILE_HEVC_REXT) },
1261
#undef PROFILE
1262
1263
    { "tier", "Set tier (general_tier_flag)",
1264
      OFFSET(tier), AV_OPT_TYPE_INT,
1265
      { .i64 = 0 }, 0, 1, FLAGS, "tier" },
1266
    { "main", NULL, 0, AV_OPT_TYPE_CONST,
1267
      { .i64 = 0 }, 0, 0, FLAGS, "tier" },
1268
    { "high", NULL, 0, AV_OPT_TYPE_CONST,
1269
      { .i64 = 1 }, 0, 0, FLAGS, "tier" },
1270
1271
    { "level", "Set level (general_level_idc)",
1272
      OFFSET(level), AV_OPT_TYPE_INT,
1273
      { .i64 = FF_LEVEL_UNKNOWN }, FF_LEVEL_UNKNOWN, 0xff, FLAGS, "level" },
1274
1275
#define LEVEL(name, value) name, NULL, 0, AV_OPT_TYPE_CONST, \
1276
      { .i64 = value }, 0, 0, FLAGS, "level"
1277
    { LEVEL("1",    30) },
1278
    { LEVEL("2",    60) },
1279
    { LEVEL("2.1",  63) },
1280
    { LEVEL("3",    90) },
1281
    { LEVEL("3.1",  93) },
1282
    { LEVEL("4",   120) },
1283
    { LEVEL("4.1", 123) },
1284
    { LEVEL("5",   150) },
1285
    { LEVEL("5.1", 153) },
1286
    { LEVEL("5.2", 156) },
1287
    { LEVEL("6",   180) },
1288
    { LEVEL("6.1", 183) },
1289
    { LEVEL("6.2", 186) },
1290
#undef LEVEL
1291
1292
    { "sei", "Set SEI to include",
1293
      OFFSET(sei), AV_OPT_TYPE_FLAGS,
1294
      { .i64 = SEI_MASTERING_DISPLAY | SEI_CONTENT_LIGHT_LEVEL },
1295
      0, INT_MAX, FLAGS, "sei" },
1296
    { "hdr",
1297
      "Include HDR metadata for mastering display colour volume "
1298
      "and content light level information",
1299
      0, AV_OPT_TYPE_CONST,
1300
      { .i64 = SEI_MASTERING_DISPLAY | SEI_CONTENT_LIGHT_LEVEL },
1301
      INT_MIN, INT_MAX, FLAGS, "sei" },
1302
1303
    { "tiles", "Tile columns x rows",
1304
      OFFSET(common.tile_cols), AV_OPT_TYPE_IMAGE_SIZE,
1305
      { .str = NULL }, 0, 0, FLAGS },
1306
1307
    { NULL },
1308
};
1309
1310
static const AVCodecDefault vaapi_encode_h265_defaults[] = {
1311
    { "b",              "0"   },
1312
    { "bf",             "2"   },
1313
    { "g",              "120" },
1314
    { "i_qfactor",      "1"   },
1315
    { "i_qoffset",      "0"   },
1316
    { "b_qfactor",      "6/5" },
1317
    { "b_qoffset",      "0"   },
1318
    { "qmin",           "-1"  },
1319
    { "qmax",           "-1"  },
1320
    { NULL },
1321
};
1322
1323
static const AVClass vaapi_encode_h265_class = {
1324
    .class_name = "h265_vaapi",
1325
    .item_name  = av_default_item_name,
1326
    .option     = vaapi_encode_h265_options,
1327
    .version    = LIBAVUTIL_VERSION_INT,
1328
};
1329
1330
AVCodec ff_hevc_vaapi_encoder = {
1331
    .name           = "hevc_vaapi",
1332
    .long_name      = NULL_IF_CONFIG_SMALL("H.265/HEVC (VAAPI)"),
1333
    .type           = AVMEDIA_TYPE_VIDEO,
1334
    .id             = AV_CODEC_ID_HEVC,
1335
    .priv_data_size = sizeof(VAAPIEncodeH265Context),
1336
    .init           = &vaapi_encode_h265_init,
1337
    .receive_packet = &ff_vaapi_encode_receive_packet,
1338
    .close          = &vaapi_encode_h265_close,
1339
    .priv_class     = &vaapi_encode_h265_class,
1340
    .capabilities   = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE,
1341
    .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
1342
    .defaults       = vaapi_encode_h265_defaults,
1343
    .pix_fmts = (const enum AVPixelFormat[]) {
1344
        AV_PIX_FMT_VAAPI,
1345
        AV_PIX_FMT_NONE,
1346
    },
1347
    .hw_configs     = ff_vaapi_encode_hw_configs,
1348
    .wrapper_name   = "vaapi",
1349
};