git.sesse.net Git - ffmpeg/blob - libavcodec/vaapi_encode_h265.c

   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 "hevc.h"
  34 #include "hevc_sei.h"
  35 #include "internal.h"
  36 #include "put_bits.h"
  37 #include "vaapi_encode.h"
  38
  39 enum {
  40     SEI_MASTERING_DISPLAY       = 0x08,
  41     SEI_CONTENT_LIGHT_LEVEL     = 0x10,
  42 };
  43
  44 typedef struct VAAPIEncodeH265Context {
  45     VAAPIEncodeContext common;
  46
  47     // User options.
  48     int qp;
  49     int aud;
  50     int profile;
  51     int level;
  52     int sei;
  53
  54     // Derived settings.
  55     unsigned int ctu_width;
  56     unsigned int ctu_height;
  57
  58     int fixed_qp_idr;
  59     int fixed_qp_p;
  60     int fixed_qp_b;
  61
  62     // Stream state.
  63     int64_t last_idr_frame;
  64     int pic_order_cnt;
  65
  66     int slice_nal_unit;
  67     int slice_type;
  68     int pic_type;
  69
  70     // Writer structures.
  71     H265RawAUD   raw_aud;
  72     H265RawVPS   raw_vps;
  73     H265RawSPS   raw_sps;
  74     H265RawPPS   raw_pps;
  75     H265RawSEI   raw_sei;
  76     H265RawSlice raw_slice;
  77
  78     H265RawSEIMasteringDisplayColourVolume sei_mastering_display;
  79     H265RawSEIContentLightLevelInfo        sei_content_light_level;
  80
  81     CodedBitstreamContext *cbc;
  82     CodedBitstreamFragment current_access_unit;
  83     int aud_needed;
  84     int sei_needed;
  85 } VAAPIEncodeH265Context;
  86
  87
  88 static int vaapi_encode_h265_write_access_unit(AVCodecContext *avctx,
  89                                                char *data, size_t *data_len,
  90                                                CodedBitstreamFragment *au)
  91 {
  92     VAAPIEncodeH265Context *priv = avctx->priv_data;
  93     int err;
  94
  95     err = ff_cbs_write_fragment_data(priv->cbc, au);
  96     if (err < 0) {
  97         av_log(avctx, AV_LOG_ERROR, "Failed to write packed header.\n");
  98         return err;
  99     }
 100
 101     if (*data_len < 8 * au->data_size - au->data_bit_padding) {
 102         av_log(avctx, AV_LOG_ERROR, "Access unit too large: "
 103                "%zu < %zu.\n", *data_len,
 104                8 * au->data_size - au->data_bit_padding);
 105         return AVERROR(ENOSPC);
 106     }
 107
 108     memcpy(data, au->data, au->data_size);
 109     *data_len = 8 * au->data_size - au->data_bit_padding;
 110
 111     return 0;
 112 }
 113
 114 static int vaapi_encode_h265_add_nal(AVCodecContext *avctx,
 115                                      CodedBitstreamFragment *au,
 116                                      void *nal_unit)
 117 {
 118     VAAPIEncodeH265Context *priv = avctx->priv_data;
 119     H265RawNALUnitHeader *header = nal_unit;
 120     int err;
 121
 122     err = ff_cbs_insert_unit_content(priv->cbc, 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_uninit(priv->cbc, 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_uninit(priv->cbc, 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_uninit(priv->cbc, au);
 245
 246         *type = VAEncPackedHeaderRawData;
 247         return 0;
 248     } else {
 249         return AVERROR_EOF;
 250     }
 251
 252 fail:
 253     ff_cbs_fragment_uninit(priv->cbc, 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(&priv->current_access_unit, 0,
 273            sizeof(priv->current_access_unit));
 274
 275     memset(vps, 0, sizeof(*vps));
 276     memset(sps, 0, sizeof(*sps));
 277     memset(pps, 0, sizeof(*pps));
 278
 279
 280     desc = av_pix_fmt_desc_get(priv->common.input_frames->sw_format);
 281     av_assert0(desc);
 282     if (desc->nb_components == 1) {
 283         chroma_format = 0;
 284     } else {
 285         if (desc->log2_chroma_w == 1 && desc->log2_chroma_h == 1) {
 286             chroma_format = 1;
 287         } else if (desc->log2_chroma_w == 1 && desc->log2_chroma_h == 0) {
 288             chroma_format = 2;
 289         } else if (desc->log2_chroma_w == 0 && desc->log2_chroma_h == 0) {
 290             chroma_format = 3;
 291         } else {
 292             av_log(avctx, AV_LOG_ERROR, "Chroma format of input pixel format "
 293                    "%s is not supported.\n", desc->name);
 294         }
 295     }
 296     bit_depth = desc->comp[0].depth;
 297
 298
 299     // VPS
 300
 301     vps->nal_unit_header = (H265RawNALUnitHeader) {
 302         .nal_unit_type         = HEVC_NAL_VPS,
 303         .nuh_layer_id          = 0,
 304         .nuh_temporal_id_plus1 = 1,
 305     };
 306
 307     vps->vps_video_parameter_set_id = 0;
 308
 309     vps->vps_base_layer_internal_flag  = 1;
 310     vps->vps_base_layer_available_flag = 1;
 311     vps->vps_max_layers_minus1         = 0;
 312     vps->vps_max_sub_layers_minus1     = 0;
 313     vps->vps_temporal_id_nesting_flag  = 1;
 314
 315     ptl->general_profile_space = 0;
 316     ptl->general_profile_idc   = avctx->profile;
 317     ptl->general_tier_flag     = 0;
 318
 319     if (chroma_format == 1) {
 320         ptl->general_profile_compatibility_flag[1] = bit_depth ==  8;
 321         ptl->general_profile_compatibility_flag[2] = bit_depth <= 10;
 322     }
 323     ptl->general_profile_compatibility_flag[4] = 1;
 324
 325     ptl->general_progressive_source_flag    = 1;
 326     ptl->general_interlaced_source_flag     = 0;
 327     ptl->general_non_packed_constraint_flag = 1;
 328     ptl->general_frame_only_constraint_flag = 1;
 329
 330     ptl->general_max_12bit_constraint_flag = bit_depth <= 12;
 331     ptl->general_max_10bit_constraint_flag = bit_depth <= 10;
 332     ptl->general_max_8bit_constraint_flag  = bit_depth ==  8;
 333
 334     ptl->general_max_422chroma_constraint_flag  = chroma_format <= 2;
 335     ptl->general_max_420chroma_constraint_flag  = chroma_format <= 1;
 336     ptl->general_max_monochrome_constraint_flag = chroma_format == 0;
 337
 338     ptl->general_intra_constraint_flag = ctx->gop_size == 1;
 339
 340     ptl->general_lower_bit_rate_constraint_flag = 1;
 341
 342     ptl->general_level_idc = avctx->level;
 343
 344     vps->vps_sub_layer_ordering_info_present_flag = 0;
 345     vps->vps_max_dec_pic_buffering_minus1[0]      = (ctx->b_per_p > 0) + 1;
 346     vps->vps_max_num_reorder_pics[0]              = (ctx->b_per_p > 0);
 347     vps->vps_max_latency_increase_plus1[0]        = 0;
 348
 349     vps->vps_max_layer_id             = 0;
 350     vps->vps_num_layer_sets_minus1    = 0;
 351     vps->layer_id_included_flag[0][0] = 1;
 352
 353     vps->vps_timing_info_present_flag = 1;
 354     if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
 355         vps->vps_num_units_in_tick  = avctx->framerate.den;
 356         vps->vps_time_scale         = avctx->framerate.num;
 357         vps->vps_poc_proportional_to_timing_flag = 1;
 358         vps->vps_num_ticks_poc_diff_one_minus1   = 0;
 359     } else {
 360         vps->vps_num_units_in_tick  = avctx->time_base.num;
 361         vps->vps_time_scale         = avctx->time_base.den;
 362         vps->vps_poc_proportional_to_timing_flag = 0;
 363     }
 364     vps->vps_num_hrd_parameters = 0;
 365
 366
 367     // SPS
 368
 369     sps->nal_unit_header = (H265RawNALUnitHeader) {
 370         .nal_unit_type         = HEVC_NAL_SPS,
 371         .nuh_layer_id          = 0,
 372         .nuh_temporal_id_plus1 = 1,
 373     };
 374
 375     sps->sps_video_parameter_set_id = vps->vps_video_parameter_set_id;
 376
 377     sps->sps_max_sub_layers_minus1    = vps->vps_max_sub_layers_minus1;
 378     sps->sps_temporal_id_nesting_flag = vps->vps_temporal_id_nesting_flag;
 379
 380     sps->profile_tier_level = vps->profile_tier_level;
 381
 382     sps->sps_seq_parameter_set_id = 0;
 383
 384     sps->chroma_format_idc          = chroma_format;
 385     sps->separate_colour_plane_flag = 0;
 386
 387     sps->pic_width_in_luma_samples  = ctx->surface_width;
 388     sps->pic_height_in_luma_samples = ctx->surface_height;
 389
 390     if (avctx->width  != ctx->surface_width ||
 391         avctx->height != ctx->surface_height) {
 392         sps->conformance_window_flag = 1;
 393         sps->conf_win_left_offset   = 0;
 394         sps->conf_win_right_offset  =
 395             (ctx->surface_width - avctx->width) / 2;
 396         sps->conf_win_top_offset    = 0;
 397         sps->conf_win_bottom_offset =
 398             (ctx->surface_height - avctx->height) / 2;
 399     } else {
 400         sps->conformance_window_flag = 0;
 401     }
 402
 403     sps->bit_depth_luma_minus8   = bit_depth - 8;
 404     sps->bit_depth_chroma_minus8 = bit_depth - 8;
 405
 406     sps->log2_max_pic_order_cnt_lsb_minus4 = 8;
 407
 408     sps->sps_sub_layer_ordering_info_present_flag =
 409         vps->vps_sub_layer_ordering_info_present_flag;
 410     for (i = 0; i <= sps->sps_max_sub_layers_minus1; i++) {
 411         sps->sps_max_dec_pic_buffering_minus1[i] =
 412             vps->vps_max_dec_pic_buffering_minus1[i];
 413         sps->sps_max_num_reorder_pics[i] =
 414             vps->vps_max_num_reorder_pics[i];
 415         sps->sps_max_latency_increase_plus1[i] =
 416             vps->vps_max_latency_increase_plus1[i];
 417     }
 418
 419     // These have to come from the capabilities of the encoder.  We have no
 420     // way to query them, so just hardcode parameters which work on the Intel
 421     // driver.
 422     // CTB size from 8x8 to 32x32.
 423     sps->log2_min_luma_coding_block_size_minus3   = 0;
 424     sps->log2_diff_max_min_luma_coding_block_size = 2;
 425     // Transform size from 4x4 to 32x32.
 426     sps->log2_min_luma_transform_block_size_minus2   = 0;
 427     sps->log2_diff_max_min_luma_transform_block_size = 3;
 428     // Full transform hierarchy allowed (2-5).
 429     sps->max_transform_hierarchy_depth_inter = 3;
 430     sps->max_transform_hierarchy_depth_intra = 3;
 431     // AMP works.
 432     sps->amp_enabled_flag = 1;
 433     // SAO and temporal MVP do not work.
 434     sps->sample_adaptive_offset_enabled_flag = 0;
 435     sps->sps_temporal_mvp_enabled_flag       = 0;
 436
 437     sps->pcm_enabled_flag = 0;
 438
 439     // STRPSs should ideally be here rather than defined individually in
 440     // each slice, but the structure isn't completely fixed so for now
 441     // don't bother.
 442     sps->num_short_term_ref_pic_sets     = 0;
 443     sps->long_term_ref_pics_present_flag = 0;
 444
 445     sps->vui_parameters_present_flag = 1;
 446
 447     if (avctx->sample_aspect_ratio.num != 0 &&
 448         avctx->sample_aspect_ratio.den != 0) {
 449         static const AVRational sar_idc[] = {
 450             {   0,  0 },
 451             {   1,  1 }, {  12, 11 }, {  10, 11 }, {  16, 11 },
 452             {  40, 33 }, {  24, 11 }, {  20, 11 }, {  32, 11 },
 453             {  80, 33 }, {  18, 11 }, {  15, 11 }, {  64, 33 },
 454             { 160, 99 }, {   4,  3 }, {   3,  2 }, {   2,  1 },
 455         };
 456         int i;
 457         for (i = 0; i < FF_ARRAY_ELEMS(sar_idc); i++) {
 458             if (avctx->sample_aspect_ratio.num == sar_idc[i].num &&
 459                 avctx->sample_aspect_ratio.den == sar_idc[i].den) {
 460                 vui->aspect_ratio_idc = i;
 461                 break;
 462             }
 463         }
 464         if (i >= FF_ARRAY_ELEMS(sar_idc)) {
 465             vui->aspect_ratio_idc = 255;
 466             vui->sar_width  = avctx->sample_aspect_ratio.num;
 467             vui->sar_height = avctx->sample_aspect_ratio.den;
 468         }
 469         vui->aspect_ratio_info_present_flag = 1;
 470     }
 471
 472     if (avctx->color_range     != AVCOL_RANGE_UNSPECIFIED ||
 473         avctx->color_primaries != AVCOL_PRI_UNSPECIFIED ||
 474         avctx->color_trc       != AVCOL_TRC_UNSPECIFIED ||
 475         avctx->colorspace      != AVCOL_SPC_UNSPECIFIED) {
 476         vui->video_signal_type_present_flag = 1;
 477         vui->video_format      = 5; // Unspecified.
 478         vui->video_full_range_flag =
 479             avctx->color_range == AVCOL_RANGE_JPEG;
 480
 481         if (avctx->color_primaries != AVCOL_PRI_UNSPECIFIED ||
 482             avctx->color_trc       != AVCOL_TRC_UNSPECIFIED ||
 483             avctx->colorspace      != AVCOL_SPC_UNSPECIFIED) {
 484             vui->colour_description_present_flag = 1;
 485             vui->colour_primaries         = avctx->color_primaries;
 486             vui->transfer_characteristics = avctx->color_trc;
 487             vui->matrix_coefficients      = avctx->colorspace;
 488         }
 489     } else {
 490         vui->video_format             = 5;
 491         vui->video_full_range_flag    = 0;
 492         vui->colour_primaries         = avctx->color_primaries;
 493         vui->transfer_characteristics = avctx->color_trc;
 494         vui->matrix_coefficients      = avctx->colorspace;
 495     }
 496
 497     if (avctx->chroma_sample_location != AVCHROMA_LOC_UNSPECIFIED) {
 498         vui->chroma_loc_info_present_flag = 1;
 499         vui->chroma_sample_loc_type_top_field    =
 500         vui->chroma_sample_loc_type_bottom_field =
 501             avctx->chroma_sample_location - 1;
 502     }
 503
 504     vui->vui_timing_info_present_flag        = 1;
 505     vui->vui_num_units_in_tick               = vps->vps_num_units_in_tick;
 506     vui->vui_time_scale                      = vps->vps_time_scale;
 507     vui->vui_poc_proportional_to_timing_flag = vps->vps_poc_proportional_to_timing_flag;
 508     vui->vui_num_ticks_poc_diff_one_minus1   = vps->vps_num_ticks_poc_diff_one_minus1;
 509     vui->vui_hrd_parameters_present_flag     = 0;
 510
 511     vui->bitstream_restriction_flag    = 1;
 512     vui->motion_vectors_over_pic_boundaries_flag = 1;
 513     vui->restricted_ref_pic_lists_flag = 1;
 514     vui->max_bytes_per_pic_denom       = 0;
 515     vui->max_bits_per_min_cu_denom     = 0;
 516     vui->log2_max_mv_length_horizontal = 15;
 517     vui->log2_max_mv_length_vertical   = 15;
 518
 519
 520     // PPS
 521
 522     pps->nal_unit_header = (H265RawNALUnitHeader) {
 523         .nal_unit_type         = HEVC_NAL_PPS,
 524         .nuh_layer_id          = 0,
 525         .nuh_temporal_id_plus1 = 1,
 526     };
 527
 528     pps->pps_pic_parameter_set_id = 0;
 529     pps->pps_seq_parameter_set_id = sps->sps_seq_parameter_set_id;
 530
 531     pps->num_ref_idx_l0_default_active_minus1 = 0;
 532     pps->num_ref_idx_l1_default_active_minus1 = 0;
 533
 534     pps->init_qp_minus26 = priv->fixed_qp_idr - 26;
 535
 536     pps->cu_qp_delta_enabled_flag = (ctx->va_rc_mode != VA_RC_CQP);
 537     pps->diff_cu_qp_delta_depth   = 0;
 538
 539     pps->pps_loop_filter_across_slices_enabled_flag = 1;
 540
 541
 542     // Fill VAAPI parameter buffers.
 543
 544     *vseq = (VAEncSequenceParameterBufferHEVC) {
 545         .general_profile_idc = vps->profile_tier_level.general_profile_idc,
 546         .general_level_idc   = vps->profile_tier_level.general_level_idc,
 547         .general_tier_flag   = vps->profile_tier_level.general_tier_flag,
 548
 549         .intra_period     = ctx->gop_size,
 550         .intra_idr_period = ctx->gop_size,
 551         .ip_period        = ctx->b_per_p + 1,
 552         .bits_per_second  = ctx->va_bit_rate,
 553
 554         .pic_width_in_luma_samples  = sps->pic_width_in_luma_samples,
 555         .pic_height_in_luma_samples = sps->pic_height_in_luma_samples,
 556
 557         .seq_fields.bits = {
 558             .chroma_format_idc             = sps->chroma_format_idc,
 559             .separate_colour_plane_flag    = sps->separate_colour_plane_flag,
 560             .bit_depth_luma_minus8         = sps->bit_depth_luma_minus8,
 561             .bit_depth_chroma_minus8       = sps->bit_depth_chroma_minus8,
 562             .scaling_list_enabled_flag     = sps->scaling_list_enabled_flag,
 563             .strong_intra_smoothing_enabled_flag =
 564                 sps->strong_intra_smoothing_enabled_flag,
 565             .amp_enabled_flag              = sps->amp_enabled_flag,
 566             .sample_adaptive_offset_enabled_flag =
 567                 sps->sample_adaptive_offset_enabled_flag,
 568             .pcm_enabled_flag              = sps->pcm_enabled_flag,
 569             .pcm_loop_filter_disabled_flag = sps->pcm_loop_filter_disabled_flag,
 570             .sps_temporal_mvp_enabled_flag = sps->sps_temporal_mvp_enabled_flag,
 571         },
 572
 573         .log2_min_luma_coding_block_size_minus3 =
 574             sps->log2_min_luma_coding_block_size_minus3,
 575         .log2_diff_max_min_luma_coding_block_size =
 576             sps->log2_diff_max_min_luma_coding_block_size,
 577         .log2_min_transform_block_size_minus2 =
 578             sps->log2_min_luma_transform_block_size_minus2,
 579         .log2_diff_max_min_transform_block_size =
 580             sps->log2_diff_max_min_luma_transform_block_size,
 581         .max_transform_hierarchy_depth_inter =
 582             sps->max_transform_hierarchy_depth_inter,
 583         .max_transform_hierarchy_depth_intra =
 584             sps->max_transform_hierarchy_depth_intra,
 585
 586         .pcm_sample_bit_depth_luma_minus1 =
 587             sps->pcm_sample_bit_depth_luma_minus1,
 588         .pcm_sample_bit_depth_chroma_minus1 =
 589             sps->pcm_sample_bit_depth_chroma_minus1,
 590         .log2_min_pcm_luma_coding_block_size_minus3 =
 591             sps->log2_min_pcm_luma_coding_block_size_minus3,
 592         .log2_max_pcm_luma_coding_block_size_minus3 =
 593             sps->log2_min_pcm_luma_coding_block_size_minus3 +
 594             sps->log2_diff_max_min_pcm_luma_coding_block_size,
 595
 596         .vui_parameters_present_flag = 0,
 597     };
 598
 599     *vpic = (VAEncPictureParameterBufferHEVC) {
 600         .decoded_curr_pic = {
 601             .picture_id = VA_INVALID_ID,
 602             .flags      = VA_PICTURE_HEVC_INVALID,
 603         },
 604
 605         .coded_buf = VA_INVALID_ID,
 606
 607         .collocated_ref_pic_index = 0xff,
 608
 609         .last_picture = 0,
 610
 611         .pic_init_qp            = pps->init_qp_minus26 + 26,
 612         .diff_cu_qp_delta_depth = pps->diff_cu_qp_delta_depth,
 613         .pps_cb_qp_offset       = pps->pps_cb_qp_offset,
 614         .pps_cr_qp_offset       = pps->pps_cr_qp_offset,
 615
 616         .num_tile_columns_minus1 = pps->num_tile_columns_minus1,
 617         .num_tile_rows_minus1    = pps->num_tile_rows_minus1,
 618
 619         .log2_parallel_merge_level_minus2 = pps->log2_parallel_merge_level_minus2,
 620         .ctu_max_bitsize_allowed          = 0,
 621
 622         .num_ref_idx_l0_default_active_minus1 =
 623             pps->num_ref_idx_l0_default_active_minus1,
 624         .num_ref_idx_l1_default_active_minus1 =
 625             pps->num_ref_idx_l1_default_active_minus1,
 626
 627         .slice_pic_parameter_set_id = pps->pps_pic_parameter_set_id,
 628
 629         .pic_fields.bits = {
 630             .sign_data_hiding_enabled_flag  = pps->sign_data_hiding_enabled_flag,
 631             .constrained_intra_pred_flag    = pps->constrained_intra_pred_flag,
 632             .transform_skip_enabled_flag    = pps->transform_skip_enabled_flag,
 633             .cu_qp_delta_enabled_flag       = pps->cu_qp_delta_enabled_flag,
 634             .weighted_pred_flag             = pps->weighted_pred_flag,
 635             .weighted_bipred_flag           = pps->weighted_bipred_flag,
 636             .transquant_bypass_enabled_flag = pps->transquant_bypass_enabled_flag,
 637             .tiles_enabled_flag             = pps->tiles_enabled_flag,
 638             .entropy_coding_sync_enabled_flag = pps->entropy_coding_sync_enabled_flag,
 639             .loop_filter_across_tiles_enabled_flag =
 640                 pps->loop_filter_across_tiles_enabled_flag,
 641             .scaling_list_data_present_flag = (sps->sps_scaling_list_data_present_flag |
 642                                                pps->pps_scaling_list_data_present_flag),
 643             .screen_content_flag            = 0,
 644             .enable_gpu_weighted_prediction = 0,
 645             .no_output_of_prior_pics_flag   = 0,
 646         },
 647     };
 648
 649     return 0;
 650 }
 651
 652 static int vaapi_encode_h265_init_picture_params(AVCodecContext *avctx,
 653                                                  VAAPIEncodePicture *pic)
 654 {
 655     VAAPIEncodeH265Context          *priv = avctx->priv_data;
 656     VAEncPictureParameterBufferHEVC *vpic = pic->codec_picture_params;
 657     int i;
 658
 659     if (pic->type == PICTURE_TYPE_IDR) {
 660         av_assert0(pic->display_order == pic->encode_order);
 661
 662         priv->last_idr_frame = pic->display_order;
 663
 664         priv->slice_nal_unit = HEVC_NAL_IDR_W_RADL;
 665         priv->slice_type     = HEVC_SLICE_I;
 666         priv->pic_type       = 0;
 667     } else {
 668         av_assert0(pic->encode_order > priv->last_idr_frame);
 669
 670         if (pic->type == PICTURE_TYPE_I) {
 671             priv->slice_nal_unit = HEVC_NAL_CRA_NUT;
 672             priv->slice_type     = HEVC_SLICE_I;
 673             priv->pic_type       = 0;
 674         } else if (pic->type == PICTURE_TYPE_P) {
 675             av_assert0(pic->refs[0]);
 676             priv->slice_nal_unit = HEVC_NAL_TRAIL_R;
 677             priv->slice_type     = HEVC_SLICE_P;
 678             priv->pic_type       = 1;
 679         } else {
 680             av_assert0(pic->refs[0] && pic->refs[1]);
 681             if (pic->refs[1]->type == PICTURE_TYPE_I)
 682                 priv->slice_nal_unit = HEVC_NAL_RASL_N;
 683             else
 684                 priv->slice_nal_unit = HEVC_NAL_TRAIL_N;
 685             priv->slice_type = HEVC_SLICE_B;
 686             priv->pic_type   = 2;
 687         }
 688     }
 689     priv->pic_order_cnt = pic->display_order - priv->last_idr_frame;
 690
 691     if (priv->aud) {
 692         priv->aud_needed = 1;
 693         priv->raw_aud = (H265RawAUD) {
 694             .nal_unit_header = {
 695                 .nal_unit_type         = HEVC_NAL_AUD,
 696                 .nuh_layer_id          = 0,
 697                 .nuh_temporal_id_plus1 = 1,
 698             },
 699             .pic_type = priv->pic_type,
 700         };
 701     } else {
 702         priv->aud_needed = 0;
 703     }
 704
 705     priv->sei_needed = 0;
 706
 707     // Only look for the metadata on I/IDR frame on the output. We
 708     // may force an IDR frame on the output where the medadata gets
 709     // changed on the input frame.
 710     if ((priv->sei & SEI_MASTERING_DISPLAY) &&
 711         (pic->type == PICTURE_TYPE_I || pic->type == PICTURE_TYPE_IDR)) {
 712         AVFrameSideData *sd =
 713             av_frame_get_side_data(pic->input_image,
 714                                    AV_FRAME_DATA_MASTERING_DISPLAY_METADATA);
 715
 716         if (sd) {
 717             AVMasteringDisplayMetadata *mdm =
 718                 (AVMasteringDisplayMetadata *)sd->data;
 719
 720             // SEI is needed when both the primaries and luminance are set
 721             if (mdm->has_primaries && mdm->has_luminance) {
 722                 H265RawSEIMasteringDisplayColourVolume *mdcv =
 723                     &priv->sei_mastering_display;
 724                 const int mapping[3] = {1, 2, 0};
 725                 const int chroma_den = 50000;
 726                 const int luma_den   = 10000;
 727
 728                 for (i = 0; i < 3; i++) {
 729                     const int j = mapping[i];
 730                     mdcv->display_primaries_x[i] =
 731                         FFMIN(lrint(chroma_den *
 732                                     av_q2d(mdm->display_primaries[j][0])),
 733                               chroma_den);
 734                     mdcv->display_primaries_y[i] =
 735                         FFMIN(lrint(chroma_den *
 736                                     av_q2d(mdm->display_primaries[j][1])),
 737                               chroma_den);
 738                 }
 739
 740                 mdcv->white_point_x =
 741                     FFMIN(lrint(chroma_den * av_q2d(mdm->white_point[0])),
 742                           chroma_den);
 743                 mdcv->white_point_y =
 744                     FFMIN(lrint(chroma_den * av_q2d(mdm->white_point[1])),
 745                           chroma_den);
 746
 747                 mdcv->max_display_mastering_luminance =
 748                     lrint(luma_den * av_q2d(mdm->max_luminance));
 749                 mdcv->min_display_mastering_luminance =
 750                     FFMIN(lrint(luma_den * av_q2d(mdm->min_luminance)),
 751                           mdcv->max_display_mastering_luminance);
 752
 753                 priv->sei_needed |= SEI_MASTERING_DISPLAY;
 754             }
 755         }
 756     }
 757
 758     if ((priv->sei & SEI_CONTENT_LIGHT_LEVEL) &&
 759         (pic->type == PICTURE_TYPE_I || pic->type == PICTURE_TYPE_IDR)) {
 760         AVFrameSideData *sd =
 761             av_frame_get_side_data(pic->input_image,
 762                                    AV_FRAME_DATA_CONTENT_LIGHT_LEVEL);
 763
 764         if (sd) {
 765             AVContentLightMetadata *clm =
 766                 (AVContentLightMetadata *)sd->data;
 767             H265RawSEIContentLightLevelInfo *clli =
 768                 &priv->sei_content_light_level;
 769
 770             clli->max_content_light_level     = FFMIN(clm->MaxCLL,  65535);
 771             clli->max_pic_average_light_level = FFMIN(clm->MaxFALL, 65535);
 772
 773             priv->sei_needed |= SEI_CONTENT_LIGHT_LEVEL;
 774         }
 775     }
 776
 777     vpic->decoded_curr_pic = (VAPictureHEVC) {
 778         .picture_id    = pic->recon_surface,
 779         .pic_order_cnt = priv->pic_order_cnt,
 780         .flags         = 0,
 781     };
 782
 783     for (i = 0; i < pic->nb_refs; i++) {
 784         VAAPIEncodePicture *ref = pic->refs[i];
 785         av_assert0(ref && ref->encode_order < pic->encode_order);
 786
 787         vpic->reference_frames[i] = (VAPictureHEVC) {
 788             .picture_id    = ref->recon_surface,
 789             .pic_order_cnt = ref->display_order - priv->last_idr_frame,
 790             .flags = (ref->display_order < pic->display_order ?
 791                       VA_PICTURE_HEVC_RPS_ST_CURR_BEFORE : 0) |
 792                      (ref->display_order > pic->display_order ?
 793                       VA_PICTURE_HEVC_RPS_ST_CURR_AFTER  : 0),
 794         };
 795     }
 796     for (; i < FF_ARRAY_ELEMS(vpic->reference_frames); i++) {
 797         vpic->reference_frames[i] = (VAPictureHEVC) {
 798             .picture_id = VA_INVALID_ID,
 799             .flags      = VA_PICTURE_HEVC_INVALID,
 800         };
 801     }
 802
 803     vpic->coded_buf = pic->output_buffer;
 804
 805     vpic->nal_unit_type = priv->slice_nal_unit;
 806
 807     switch (pic->type) {
 808     case PICTURE_TYPE_IDR:
 809         vpic->pic_fields.bits.idr_pic_flag       = 1;
 810         vpic->pic_fields.bits.coding_type        = 1;
 811         vpic->pic_fields.bits.reference_pic_flag = 1;
 812         break;
 813     case PICTURE_TYPE_I:
 814         vpic->pic_fields.bits.idr_pic_flag       = 0;
 815         vpic->pic_fields.bits.coding_type        = 1;
 816         vpic->pic_fields.bits.reference_pic_flag = 1;
 817         break;
 818     case PICTURE_TYPE_P:
 819         vpic->pic_fields.bits.idr_pic_flag       = 0;
 820         vpic->pic_fields.bits.coding_type        = 2;
 821         vpic->pic_fields.bits.reference_pic_flag = 1;
 822         break;
 823     case PICTURE_TYPE_B:
 824         vpic->pic_fields.bits.idr_pic_flag       = 0;
 825         vpic->pic_fields.bits.coding_type        = 3;
 826         vpic->pic_fields.bits.reference_pic_flag = 0;
 827         break;
 828     default:
 829         av_assert0(0 && "invalid picture type");
 830     }
 831
 832     pic->nb_slices = 1;
 833
 834     return 0;
 835 }
 836
 837 static int vaapi_encode_h265_init_slice_params(AVCodecContext *avctx,
 838                                                VAAPIEncodePicture *pic,
 839                                                VAAPIEncodeSlice *slice)
 840 {
 841     VAAPIEncodeContext                *ctx = avctx->priv_data;
 842     VAAPIEncodeH265Context           *priv = avctx->priv_data;
 843     const H265RawSPS                  *sps = &priv->raw_sps;
 844     const H265RawPPS                  *pps = &priv->raw_pps;
 845     H265RawSliceHeader                 *sh = &priv->raw_slice.header;
 846     VAEncPictureParameterBufferHEVC  *vpic = pic->codec_picture_params;
 847     VAEncSliceParameterBufferHEVC  *vslice = slice->codec_slice_params;
 848     int i;
 849
 850     sh->nal_unit_header = (H265RawNALUnitHeader) {
 851         .nal_unit_type         = priv->slice_nal_unit,
 852         .nuh_layer_id          = 0,
 853         .nuh_temporal_id_plus1 = 1,
 854     };
 855
 856     sh->slice_pic_parameter_set_id      = pps->pps_pic_parameter_set_id;
 857
 858     // Currently we only support one slice per frame.
 859     sh->first_slice_segment_in_pic_flag = 1;
 860     sh->slice_segment_address           = 0;
 861
 862     sh->slice_type = priv->slice_type;
 863
 864     sh->slice_pic_order_cnt_lsb = priv->pic_order_cnt &
 865         (1 << (sps->log2_max_pic_order_cnt_lsb_minus4 + 4)) - 1;
 866
 867     if (pic->type != PICTURE_TYPE_IDR) {
 868         H265RawSTRefPicSet *rps;
 869         VAAPIEncodePicture *st;
 870         int used;
 871
 872         sh->short_term_ref_pic_set_sps_flag = 0;
 873
 874         rps = &sh->short_term_ref_pic_set;
 875         memset(rps, 0, sizeof(*rps));
 876
 877         for (st = ctx->pic_start; st; st = st->next) {
 878             if (st->encode_order >= pic->encode_order) {
 879                 // Not yet in DPB.
 880                 continue;
 881             }
 882             used = 0;
 883             for (i = 0; i < pic->nb_refs; i++) {
 884                 if (pic->refs[i] == st)
 885                     used = 1;
 886             }
 887             if (!used) {
 888                 // Usually each picture always uses all of the others in the
 889                 // DPB as references.  The one case we have to treat here is
 890                 // a non-IDR IRAP picture, which may need to hold unused
 891                 // references across itself to be used for the decoding of
 892                 // following RASL pictures.  This looks for such an RASL
 893                 // picture, and keeps the reference if there is one.
 894                 VAAPIEncodePicture *rp;
 895                 for (rp = ctx->pic_start; rp; rp = rp->next) {
 896                     if (rp->encode_order < pic->encode_order)
 897                         continue;
 898                     if (rp->type != PICTURE_TYPE_B)
 899                         continue;
 900                     if (rp->refs[0] == st && rp->refs[1] == pic)
 901                         break;
 902                 }
 903                 if (!rp)
 904                     continue;
 905             }
 906             // This only works for one instance of each (delta_poc_sN_minus1
 907             // is relative to the previous frame in the list, not relative to
 908             // the current frame directly).
 909             if (st->display_order < pic->display_order) {
 910                 rps->delta_poc_s0_minus1[rps->num_negative_pics] =
 911                     pic->display_order - st->display_order - 1;
 912                 rps->used_by_curr_pic_s0_flag[rps->num_negative_pics] = used;
 913                 ++rps->num_negative_pics;
 914             } else {
 915                 rps->delta_poc_s1_minus1[rps->num_positive_pics] =
 916                     st->display_order - pic->display_order - 1;
 917                 rps->used_by_curr_pic_s1_flag[rps->num_positive_pics] = used;
 918                 ++rps->num_positive_pics;
 919             }
 920         }
 921
 922         sh->num_long_term_sps  = 0;
 923         sh->num_long_term_pics = 0;
 924
 925         sh->slice_temporal_mvp_enabled_flag =
 926             sps->sps_temporal_mvp_enabled_flag;
 927         if (sh->slice_temporal_mvp_enabled_flag) {
 928             sh->collocated_from_l0_flag = sh->slice_type == HEVC_SLICE_B;
 929             sh->collocated_ref_idx      = 0;
 930         }
 931
 932         sh->num_ref_idx_active_override_flag = 0;
 933         sh->num_ref_idx_l0_active_minus1 = pps->num_ref_idx_l0_default_active_minus1;
 934         sh->num_ref_idx_l1_active_minus1 = pps->num_ref_idx_l1_default_active_minus1;
 935     }
 936
 937     sh->slice_sao_luma_flag = sh->slice_sao_chroma_flag =
 938         sps->sample_adaptive_offset_enabled_flag;
 939
 940     if (pic->type == PICTURE_TYPE_B)
 941         sh->slice_qp_delta = priv->fixed_qp_b - (pps->init_qp_minus26 + 26);
 942     else if (pic->type == PICTURE_TYPE_P)
 943         sh->slice_qp_delta = priv->fixed_qp_p - (pps->init_qp_minus26 + 26);
 944     else
 945         sh->slice_qp_delta = priv->fixed_qp_idr - (pps->init_qp_minus26 + 26);
 946
 947
 948     *vslice = (VAEncSliceParameterBufferHEVC) {
 949         .slice_segment_address = sh->slice_segment_address,
 950         .num_ctu_in_slice      = priv->ctu_width * priv->ctu_height,
 951
 952         .slice_type                 = sh->slice_type,
 953         .slice_pic_parameter_set_id = sh->slice_pic_parameter_set_id,
 954
 955         .num_ref_idx_l0_active_minus1 = sh->num_ref_idx_l0_active_minus1,
 956         .num_ref_idx_l1_active_minus1 = sh->num_ref_idx_l1_active_minus1,
 957
 958         .luma_log2_weight_denom         = sh->luma_log2_weight_denom,
 959         .delta_chroma_log2_weight_denom = sh->delta_chroma_log2_weight_denom,
 960
 961         .max_num_merge_cand = 5 - sh->five_minus_max_num_merge_cand,
 962
 963         .slice_qp_delta     = sh->slice_qp_delta,
 964         .slice_cb_qp_offset = sh->slice_cb_qp_offset,
 965         .slice_cr_qp_offset = sh->slice_cr_qp_offset,
 966
 967         .slice_beta_offset_div2 = sh->slice_beta_offset_div2,
 968         .slice_tc_offset_div2   = sh->slice_tc_offset_div2,
 969
 970         .slice_fields.bits = {
 971             .last_slice_of_pic_flag       = 1,
 972             .dependent_slice_segment_flag = sh->dependent_slice_segment_flag,
 973             .colour_plane_id              = sh->colour_plane_id,
 974             .slice_temporal_mvp_enabled_flag =
 975                 sh->slice_temporal_mvp_enabled_flag,
 976             .slice_sao_luma_flag          = sh->slice_sao_luma_flag,
 977             .slice_sao_chroma_flag        = sh->slice_sao_chroma_flag,
 978             .num_ref_idx_active_override_flag =
 979                 sh->num_ref_idx_active_override_flag,
 980             .mvd_l1_zero_flag             = sh->mvd_l1_zero_flag,
 981             .cabac_init_flag              = sh->cabac_init_flag,
 982             .slice_deblocking_filter_disabled_flag =
 983                 sh->slice_deblocking_filter_disabled_flag,
 984             .slice_loop_filter_across_slices_enabled_flag =
 985                 sh->slice_loop_filter_across_slices_enabled_flag,
 986             .collocated_from_l0_flag      = sh->collocated_from_l0_flag,
 987         },
 988     };
 989
 990     for (i = 0; i < FF_ARRAY_ELEMS(vslice->ref_pic_list0); i++) {
 991         vslice->ref_pic_list0[i].picture_id = VA_INVALID_ID;
 992         vslice->ref_pic_list0[i].flags      = VA_PICTURE_HEVC_INVALID;
 993         vslice->ref_pic_list1[i].picture_id = VA_INVALID_ID;
 994         vslice->ref_pic_list1[i].flags      = VA_PICTURE_HEVC_INVALID;
 995     }
 996
 997     av_assert0(pic->nb_refs <= 2);
 998     if (pic->nb_refs >= 1) {
 999         // Backward reference for P- or B-frame.
1000         av_assert0(pic->type == PICTURE_TYPE_P ||
1001                    pic->type == PICTURE_TYPE_B);
1002         vslice->ref_pic_list0[0] = vpic->reference_frames[0];
1003     }
1004     if (pic->nb_refs >= 2) {
1005         // Forward reference for B-frame.
1006         av_assert0(pic->type == PICTURE_TYPE_B);
1007         vslice->ref_pic_list1[0] = vpic->reference_frames[1];
1008     }
1009
1010     return 0;
1011 }
1012
1013 static av_cold int vaapi_encode_h265_configure(AVCodecContext *avctx)
1014 {
1015     VAAPIEncodeContext      *ctx = avctx->priv_data;
1016     VAAPIEncodeH265Context *priv = avctx->priv_data;
1017     int err;
1018
1019     err = ff_cbs_init(&priv->cbc, AV_CODEC_ID_HEVC, avctx);
1020     if (err < 0)
1021         return err;
1022
1023     priv->ctu_width     = FFALIGN(ctx->surface_width,  32) / 32;
1024     priv->ctu_height    = FFALIGN(ctx->surface_height, 32) / 32;
1025
1026     av_log(avctx, AV_LOG_VERBOSE, "Input %ux%u -> Surface %ux%u -> CTU %ux%u.\n",
1027            avctx->width, avctx->height, ctx->surface_width,
1028            ctx->surface_height, priv->ctu_width, priv->ctu_height);
1029
1030     if (ctx->va_rc_mode == VA_RC_CQP) {
1031         priv->fixed_qp_p = priv->qp;
1032         if (avctx->i_quant_factor > 0.0)
1033             priv->fixed_qp_idr = (int)((priv->fixed_qp_p * avctx->i_quant_factor +
1034                                         avctx->i_quant_offset) + 0.5);
1035         else
1036             priv->fixed_qp_idr = priv->fixed_qp_p;
1037         if (avctx->b_quant_factor > 0.0)
1038             priv->fixed_qp_b = (int)((priv->fixed_qp_p * avctx->b_quant_factor +
1039                                       avctx->b_quant_offset) + 0.5);
1040         else
1041             priv->fixed_qp_b = priv->fixed_qp_p;
1042
1043         av_log(avctx, AV_LOG_DEBUG, "Using fixed QP = "
1044                "%d / %d / %d for IDR- / P- / B-frames.\n",
1045                priv->fixed_qp_idr, priv->fixed_qp_p, priv->fixed_qp_b);
1046
1047     } else if (ctx->va_rc_mode == VA_RC_CBR ||
1048                ctx->va_rc_mode == VA_RC_VBR) {
1049         // These still need to be  set for pic_init_qp/slice_qp_delta.
1050         priv->fixed_qp_idr = 30;
1051         priv->fixed_qp_p   = 30;
1052         priv->fixed_qp_b   = 30;
1053
1054     } else {
1055         av_assert0(0 && "Invalid RC mode.");
1056     }
1057
1058     return 0;
1059 }
1060
1061 static const VAAPIEncodeProfile vaapi_encode_h265_profiles[] = {
1062     { FF_PROFILE_HEVC_MAIN,     8, 3, 1, 1, VAProfileHEVCMain       },
1063     { FF_PROFILE_HEVC_REXT,     8, 3, 1, 1, VAProfileHEVCMain       },
1064 #if VA_CHECK_VERSION(0, 37, 0)
1065     { FF_PROFILE_HEVC_MAIN_10, 10, 3, 1, 1, VAProfileHEVCMain10     },
1066     { FF_PROFILE_HEVC_REXT,    10, 3, 1, 1, VAProfileHEVCMain10     },
1067 #endif
1068     { FF_PROFILE_UNKNOWN }
1069 };
1070
1071 static const VAAPIEncodeType vaapi_encode_type_h265 = {
1072     .profiles              = vaapi_encode_h265_profiles,
1073
1074     .configure             = &vaapi_encode_h265_configure,
1075
1076     .sequence_params_size  = sizeof(VAEncSequenceParameterBufferHEVC),
1077     .init_sequence_params  = &vaapi_encode_h265_init_sequence_params,
1078
1079     .picture_params_size   = sizeof(VAEncPictureParameterBufferHEVC),
1080     .init_picture_params   = &vaapi_encode_h265_init_picture_params,
1081
1082     .slice_params_size     = sizeof(VAEncSliceParameterBufferHEVC),
1083     .init_slice_params     = &vaapi_encode_h265_init_slice_params,
1084
1085     .sequence_header_type  = VAEncPackedHeaderSequence,
1086     .write_sequence_header = &vaapi_encode_h265_write_sequence_header,
1087
1088     .slice_header_type     = VAEncPackedHeaderHEVC_Slice,
1089     .write_slice_header    = &vaapi_encode_h265_write_slice_header,
1090
1091     .write_extra_header    = &vaapi_encode_h265_write_extra_header,
1092 };
1093
1094 static av_cold int vaapi_encode_h265_init(AVCodecContext *avctx)
1095 {
1096     VAAPIEncodeContext      *ctx = avctx->priv_data;
1097     VAAPIEncodeH265Context *priv = avctx->priv_data;
1098
1099     ctx->codec = &vaapi_encode_type_h265;
1100
1101     if (avctx->profile == FF_PROFILE_UNKNOWN)
1102         avctx->profile = priv->profile;
1103     if (avctx->level == FF_LEVEL_UNKNOWN)
1104         avctx->level = priv->level;
1105
1106     ctx->desired_packed_headers =
1107         VA_ENC_PACKED_HEADER_SEQUENCE | // VPS, SPS and PPS.
1108         VA_ENC_PACKED_HEADER_SLICE    | // Slice headers.
1109         VA_ENC_PACKED_HEADER_MISC;      // SEI
1110
1111     ctx->surface_width  = FFALIGN(avctx->width,  16);
1112     ctx->surface_height = FFALIGN(avctx->height, 16);
1113
1114     return ff_vaapi_encode_init(avctx);
1115 }
1116
1117 static av_cold int vaapi_encode_h265_close(AVCodecContext *avctx)
1118 {
1119     VAAPIEncodeH265Context *priv = avctx->priv_data;
1120
1121     ff_cbs_close(&priv->cbc);
1122
1123     return ff_vaapi_encode_close(avctx);
1124 }
1125
1126 #define OFFSET(x) offsetof(VAAPIEncodeH265Context, x)
1127 #define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
1128 static const AVOption vaapi_encode_h265_options[] = {
1129     VAAPI_ENCODE_COMMON_OPTIONS,
1130
1131     { "qp", "Constant QP (for P-frames; scaled by qfactor/qoffset for I/B)",
1132       OFFSET(qp), AV_OPT_TYPE_INT, { .i64 = 25 }, 0, 52, FLAGS },
1133
1134     { "aud", "Include AUD",
1135       OFFSET(aud), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, FLAGS },
1136
1137     { "profile", "Set profile (general_profile_idc)",
1138       OFFSET(profile), AV_OPT_TYPE_INT,
1139       { .i64 = FF_PROFILE_UNKNOWN }, FF_PROFILE_UNKNOWN, 0xff, FLAGS, "profile" },
1140
1141 #define PROFILE(name, value)  name, NULL, 0, AV_OPT_TYPE_CONST, \
1142       { .i64 = value }, 0, 0, FLAGS, "profile"
1143     { PROFILE("main",               FF_PROFILE_HEVC_MAIN) },
1144     { PROFILE("main10",             FF_PROFILE_HEVC_MAIN_10) },
1145     { PROFILE("rext",               FF_PROFILE_HEVC_REXT) },
1146 #undef PROFILE
1147
1148     { "level", "Set level (general_level_idc)",
1149       OFFSET(level), AV_OPT_TYPE_INT,
1150       { .i64 = 153 }, 0x00, 0xff, FLAGS, "level" },
1151
1152 #define LEVEL(name, value) name, NULL, 0, AV_OPT_TYPE_CONST, \
1153       { .i64 = value }, 0, 0, FLAGS, "level"
1154     { LEVEL("1",    30) },
1155     { LEVEL("2",    60) },
1156     { LEVEL("2.1",  63) },
1157     { LEVEL("3",    90) },
1158     { LEVEL("3.1",  93) },
1159     { LEVEL("4",   120) },
1160     { LEVEL("4.1", 123) },
1161     { LEVEL("5",   150) },
1162     { LEVEL("5.1", 153) },
1163     { LEVEL("5.2", 156) },
1164     { LEVEL("6",   180) },
1165     { LEVEL("6.1", 183) },
1166     { LEVEL("6.2", 186) },
1167 #undef LEVEL
1168
1169     { "sei", "Set SEI to include",
1170       OFFSET(sei), AV_OPT_TYPE_FLAGS,
1171       { .i64 = SEI_MASTERING_DISPLAY | SEI_CONTENT_LIGHT_LEVEL },
1172       0, INT_MAX, FLAGS, "sei" },
1173     { "hdr",
1174       "Include HDR metadata for mastering display colour volume "
1175       "and content light level information",
1176       0, AV_OPT_TYPE_CONST,
1177       { .i64 = SEI_MASTERING_DISPLAY | SEI_CONTENT_LIGHT_LEVEL },
1178       INT_MIN, INT_MAX, FLAGS, "sei" },
1179
1180     { NULL },
1181 };
1182
1183 static const AVCodecDefault vaapi_encode_h265_defaults[] = {
1184     { "b",              "0"   },
1185     { "bf",             "2"   },
1186     { "g",              "120" },
1187     { "i_qfactor",      "1"   },
1188     { "i_qoffset",      "0"   },
1189     { "b_qfactor",      "6/5" },
1190     { "b_qoffset",      "0"   },
1191     { "qmin",           "-1"  },
1192     { "qmax",           "-1"  },
1193     { NULL },
1194 };
1195
1196 static const AVClass vaapi_encode_h265_class = {
1197     .class_name = "h265_vaapi",
1198     .item_name  = av_default_item_name,
1199     .option     = vaapi_encode_h265_options,
1200     .version    = LIBAVUTIL_VERSION_INT,
1201 };
1202
1203 AVCodec ff_hevc_vaapi_encoder = {
1204     .name           = "hevc_vaapi",
1205     .long_name      = NULL_IF_CONFIG_SMALL("H.265/HEVC (VAAPI)"),
1206     .type           = AVMEDIA_TYPE_VIDEO,
1207     .id             = AV_CODEC_ID_HEVC,
1208     .priv_data_size = sizeof(VAAPIEncodeH265Context),
1209     .init           = &vaapi_encode_h265_init,
1210     .encode2        = &ff_vaapi_encode2,
1211     .close          = &vaapi_encode_h265_close,
1212     .priv_class     = &vaapi_encode_h265_class,
1213     .capabilities   = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE,
1214     .defaults       = vaapi_encode_h265_defaults,
1215     .pix_fmts = (const enum AVPixelFormat[]) {
1216         AV_PIX_FMT_VAAPI,
1217         AV_PIX_FMT_NONE,
1218     },
1219     .wrapper_name   = "vaapi",
1220 };