1/* 2 * HEVC HW decode acceleration through VA API 3 * 4 * Copyright (C) 2015 Timo Rothenpieler <timo@rothenpieler.org> 5 * 6 * This file is part of FFmpeg. 7 * 8 * FFmpeg is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU Lesser General Public 10 * License as published by the Free Software Foundation; either 11 * version 2.1 of the License, or (at your option) any later version. 12 * 13 * FFmpeg is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 * Lesser General Public License for more details. 17 * 18 * You should have received a copy of the GNU Lesser General Public 19 * License along with FFmpeg; if not, write to the Free Software 20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 21 */ 22 23#include <va/va.h> 24#include <va/va_dec_hevc.h> 25 26#include "avcodec.h" 27#include "hevcdec.h" 28#include "hwconfig.h" 29#include "vaapi_decode.h" 30#include "vaapi_hevc.h" 31#include "h265_profile_level.h" 32 33typedef struct VAAPIDecodePictureHEVC { 34#if VA_CHECK_VERSION(1, 2, 0) 35 VAPictureParameterBufferHEVCExtension pic_param; 36 VASliceParameterBufferHEVCExtension last_slice_param; 37#else 38 VAPictureParameterBufferHEVC pic_param; 39 VASliceParameterBufferHEVC last_slice_param; 40#endif 41 const uint8_t *last_buffer; 42 size_t last_size; 43 44 VAAPIDecodePicture pic; 45} VAAPIDecodePictureHEVC; 46 47static void init_vaapi_pic(VAPictureHEVC *va_pic) 48{ 49 va_pic->picture_id = VA_INVALID_ID; 50 va_pic->flags = VA_PICTURE_HEVC_INVALID; 51 va_pic->pic_order_cnt = 0; 52} 53 54static void fill_vaapi_pic(VAPictureHEVC *va_pic, const HEVCFrame *pic, int rps_type) 55{ 56 va_pic->picture_id = ff_vaapi_get_surface_id(pic->frame); 57 va_pic->pic_order_cnt = pic->poc; 58 va_pic->flags = rps_type; 59 60 if (pic->flags & HEVC_FRAME_FLAG_LONG_REF) 61 va_pic->flags |= VA_PICTURE_HEVC_LONG_TERM_REFERENCE; 62 63 if (pic->frame->interlaced_frame) { 64 va_pic->flags |= VA_PICTURE_HEVC_FIELD_PIC; 65 66 if (!pic->frame->top_field_first) 67 va_pic->flags |= VA_PICTURE_HEVC_BOTTOM_FIELD; 68 } 69} 70 71static int find_frame_rps_type(const HEVCContext *h, const HEVCFrame *pic) 72{ 73 VASurfaceID pic_surf = ff_vaapi_get_surface_id(pic->frame); 74 int i; 75 76 for (i = 0; i < h->rps[ST_CURR_BEF].nb_refs; i++) { 77 if (pic_surf == ff_vaapi_get_surface_id(h->rps[ST_CURR_BEF].ref[i]->frame)) 78 return VA_PICTURE_HEVC_RPS_ST_CURR_BEFORE; 79 } 80 81 for (i = 0; i < h->rps[ST_CURR_AFT].nb_refs; i++) { 82 if (pic_surf == ff_vaapi_get_surface_id(h->rps[ST_CURR_AFT].ref[i]->frame)) 83 return VA_PICTURE_HEVC_RPS_ST_CURR_AFTER; 84 } 85 86 for (i = 0; i < h->rps[LT_CURR].nb_refs; i++) { 87 if (pic_surf == ff_vaapi_get_surface_id(h->rps[LT_CURR].ref[i]->frame)) 88 return VA_PICTURE_HEVC_RPS_LT_CURR; 89 } 90 91 return 0; 92} 93 94static void fill_vaapi_reference_frames(const HEVCContext *h, VAPictureParameterBufferHEVC *pp) 95{ 96 const HEVCFrame *current_picture = h->ref; 97 int i, j, rps_type; 98 99 for (i = 0, j = 0; i < FF_ARRAY_ELEMS(pp->ReferenceFrames); i++) { 100 const HEVCFrame *frame = NULL; 101 102 while (!frame && j < FF_ARRAY_ELEMS(h->DPB)) { 103 if (&h->DPB[j] != current_picture && (h->DPB[j].flags & (HEVC_FRAME_FLAG_LONG_REF | HEVC_FRAME_FLAG_SHORT_REF))) 104 frame = &h->DPB[j]; 105 j++; 106 } 107 108 init_vaapi_pic(&pp->ReferenceFrames[i]); 109 110 if (frame) { 111 rps_type = find_frame_rps_type(h, frame); 112 fill_vaapi_pic(&pp->ReferenceFrames[i], frame, rps_type); 113 } 114 } 115} 116 117static int vaapi_hevc_start_frame(AVCodecContext *avctx, 118 av_unused const uint8_t *buffer, 119 av_unused uint32_t size) 120{ 121 const HEVCContext *h = avctx->priv_data; 122 VAAPIDecodePictureHEVC *pic = h->ref->hwaccel_picture_private; 123 const HEVCSPS *sps = h->ps.sps; 124 const HEVCPPS *pps = h->ps.pps; 125 126 const ScalingList *scaling_list = NULL; 127 int pic_param_size, err, i; 128 129 VAPictureParameterBufferHEVC *pic_param = (VAPictureParameterBufferHEVC *)&pic->pic_param; 130 131 pic->pic.output_surface = ff_vaapi_get_surface_id(h->ref->frame); 132 133 *pic_param = (VAPictureParameterBufferHEVC) { 134 .pic_width_in_luma_samples = sps->width, 135 .pic_height_in_luma_samples = sps->height, 136 .log2_min_luma_coding_block_size_minus3 = sps->log2_min_cb_size - 3, 137 .sps_max_dec_pic_buffering_minus1 = sps->temporal_layer[sps->max_sub_layers - 1].max_dec_pic_buffering - 1, 138 .log2_diff_max_min_luma_coding_block_size = sps->log2_diff_max_min_coding_block_size, 139 .log2_min_transform_block_size_minus2 = sps->log2_min_tb_size - 2, 140 .log2_diff_max_min_transform_block_size = sps->log2_max_trafo_size - sps->log2_min_tb_size, 141 .max_transform_hierarchy_depth_inter = sps->max_transform_hierarchy_depth_inter, 142 .max_transform_hierarchy_depth_intra = sps->max_transform_hierarchy_depth_intra, 143 .num_short_term_ref_pic_sets = sps->nb_st_rps, 144 .num_long_term_ref_pic_sps = sps->num_long_term_ref_pics_sps, 145 .num_ref_idx_l0_default_active_minus1 = pps->num_ref_idx_l0_default_active - 1, 146 .num_ref_idx_l1_default_active_minus1 = pps->num_ref_idx_l1_default_active - 1, 147 .init_qp_minus26 = pps->pic_init_qp_minus26, 148 .pps_cb_qp_offset = pps->cb_qp_offset, 149 .pps_cr_qp_offset = pps->cr_qp_offset, 150 .pcm_sample_bit_depth_luma_minus1 = sps->pcm.bit_depth - 1, 151 .pcm_sample_bit_depth_chroma_minus1 = sps->pcm.bit_depth_chroma - 1, 152 .log2_min_pcm_luma_coding_block_size_minus3 = sps->pcm.log2_min_pcm_cb_size - 3, 153 .log2_diff_max_min_pcm_luma_coding_block_size = sps->pcm.log2_max_pcm_cb_size - sps->pcm.log2_min_pcm_cb_size, 154 .diff_cu_qp_delta_depth = pps->diff_cu_qp_delta_depth, 155 .pps_beta_offset_div2 = pps->beta_offset / 2, 156 .pps_tc_offset_div2 = pps->tc_offset / 2, 157 .log2_parallel_merge_level_minus2 = pps->log2_parallel_merge_level - 2, 158 .bit_depth_luma_minus8 = sps->bit_depth - 8, 159 .bit_depth_chroma_minus8 = sps->bit_depth - 8, 160 .log2_max_pic_order_cnt_lsb_minus4 = sps->log2_max_poc_lsb - 4, 161 .num_extra_slice_header_bits = pps->num_extra_slice_header_bits, 162 .pic_fields.bits = { 163 .chroma_format_idc = sps->chroma_format_idc, 164 .tiles_enabled_flag = pps->tiles_enabled_flag, 165 .separate_colour_plane_flag = sps->separate_colour_plane_flag, 166 .pcm_enabled_flag = sps->pcm_enabled_flag, 167 .scaling_list_enabled_flag = sps->scaling_list_enable_flag, 168 .transform_skip_enabled_flag = pps->transform_skip_enabled_flag, 169 .amp_enabled_flag = sps->amp_enabled_flag, 170 .strong_intra_smoothing_enabled_flag = sps->sps_strong_intra_smoothing_enable_flag, 171 .sign_data_hiding_enabled_flag = pps->sign_data_hiding_flag, 172 .constrained_intra_pred_flag = pps->constrained_intra_pred_flag, 173 .cu_qp_delta_enabled_flag = pps->cu_qp_delta_enabled_flag, 174 .weighted_pred_flag = pps->weighted_pred_flag, 175 .weighted_bipred_flag = pps->weighted_bipred_flag, 176 .transquant_bypass_enabled_flag = pps->transquant_bypass_enable_flag, 177 .entropy_coding_sync_enabled_flag = pps->entropy_coding_sync_enabled_flag, 178 .pps_loop_filter_across_slices_enabled_flag = pps->seq_loop_filter_across_slices_enabled_flag, 179 .loop_filter_across_tiles_enabled_flag = pps->loop_filter_across_tiles_enabled_flag, 180 .pcm_loop_filter_disabled_flag = sps->pcm.loop_filter_disable_flag, 181 }, 182 .slice_parsing_fields.bits = { 183 .lists_modification_present_flag = pps->lists_modification_present_flag, 184 .long_term_ref_pics_present_flag = sps->long_term_ref_pics_present_flag, 185 .sps_temporal_mvp_enabled_flag = sps->sps_temporal_mvp_enabled_flag, 186 .cabac_init_present_flag = pps->cabac_init_present_flag, 187 .output_flag_present_flag = pps->output_flag_present_flag, 188 .dependent_slice_segments_enabled_flag = pps->dependent_slice_segments_enabled_flag, 189 .pps_slice_chroma_qp_offsets_present_flag = pps->pic_slice_level_chroma_qp_offsets_present_flag, 190 .sample_adaptive_offset_enabled_flag = sps->sao_enabled, 191 .deblocking_filter_override_enabled_flag = pps->deblocking_filter_override_enabled_flag, 192 .pps_disable_deblocking_filter_flag = pps->disable_dbf, 193 .slice_segment_header_extension_present_flag = pps->slice_header_extension_present_flag, 194 .RapPicFlag = IS_IRAP(h), 195 .IdrPicFlag = IS_IDR(h), 196 .IntraPicFlag = IS_IRAP(h), 197 }, 198 }; 199 200 fill_vaapi_pic(&pic_param->CurrPic, h->ref, 0); 201 fill_vaapi_reference_frames(h, pic_param); 202 203 if (pps->tiles_enabled_flag) { 204 pic_param->num_tile_columns_minus1 = pps->num_tile_columns - 1; 205 pic_param->num_tile_rows_minus1 = pps->num_tile_rows - 1; 206 207 for (i = 0; i < pps->num_tile_columns; i++) 208 pic_param->column_width_minus1[i] = pps->column_width[i] - 1; 209 210 for (i = 0; i < pps->num_tile_rows; i++) 211 pic_param->row_height_minus1[i] = pps->row_height[i] - 1; 212 } 213 214 if (h->sh.short_term_ref_pic_set_sps_flag == 0 && h->sh.short_term_rps) { 215 pic_param->st_rps_bits = h->sh.short_term_ref_pic_set_size; 216 } else { 217 pic_param->st_rps_bits = 0; 218 } 219 220#if VA_CHECK_VERSION(1, 2, 0) 221 if (avctx->profile == FF_PROFILE_HEVC_REXT) { 222 pic->pic_param.rext = (VAPictureParameterBufferHEVCRext) { 223 .range_extension_pic_fields.bits = { 224 .transform_skip_rotation_enabled_flag = sps->transform_skip_rotation_enabled_flag, 225 .transform_skip_context_enabled_flag = sps->transform_skip_context_enabled_flag, 226 .implicit_rdpcm_enabled_flag = sps->implicit_rdpcm_enabled_flag, 227 .explicit_rdpcm_enabled_flag = sps->explicit_rdpcm_enabled_flag, 228 .extended_precision_processing_flag = sps->extended_precision_processing_flag, 229 .intra_smoothing_disabled_flag = sps->intra_smoothing_disabled_flag, 230 .high_precision_offsets_enabled_flag = sps->high_precision_offsets_enabled_flag, 231 .persistent_rice_adaptation_enabled_flag = sps->persistent_rice_adaptation_enabled_flag, 232 .cabac_bypass_alignment_enabled_flag = sps->cabac_bypass_alignment_enabled_flag, 233 .cross_component_prediction_enabled_flag = pps->cross_component_prediction_enabled_flag, 234 .chroma_qp_offset_list_enabled_flag = pps->chroma_qp_offset_list_enabled_flag, 235 }, 236 .diff_cu_chroma_qp_offset_depth = pps->diff_cu_chroma_qp_offset_depth, 237 .chroma_qp_offset_list_len_minus1 = pps->chroma_qp_offset_list_len_minus1, 238 .log2_sao_offset_scale_luma = pps->log2_sao_offset_scale_luma, 239 .log2_sao_offset_scale_chroma = pps->log2_sao_offset_scale_chroma, 240 .log2_max_transform_skip_block_size_minus2 = pps->log2_max_transform_skip_block_size - 2, 241 }; 242 243 for (i = 0; i < 6; i++) 244 pic->pic_param.rext.cb_qp_offset_list[i] = pps->cb_qp_offset_list[i]; 245 for (i = 0; i < 6; i++) 246 pic->pic_param.rext.cr_qp_offset_list[i] = pps->cr_qp_offset_list[i]; 247 } 248#endif 249 pic_param_size = avctx->profile == FF_PROFILE_HEVC_REXT ? 250 sizeof(pic->pic_param) : sizeof(VAPictureParameterBufferHEVC); 251 252 err = ff_vaapi_decode_make_param_buffer(avctx, &pic->pic, 253 VAPictureParameterBufferType, 254 &pic->pic_param, pic_param_size); 255 if (err < 0) 256 goto fail; 257 258 if (pps->scaling_list_data_present_flag) 259 scaling_list = &pps->scaling_list; 260 else if (sps->scaling_list_enable_flag) 261 scaling_list = &sps->scaling_list; 262 263 if (scaling_list) { 264 VAIQMatrixBufferHEVC iq_matrix; 265 int j; 266 267 for (i = 0; i < 6; i++) { 268 for (j = 0; j < 16; j++) 269 iq_matrix.ScalingList4x4[i][j] = scaling_list->sl[0][i][j]; 270 for (j = 0; j < 64; j++) { 271 iq_matrix.ScalingList8x8[i][j] = scaling_list->sl[1][i][j]; 272 iq_matrix.ScalingList16x16[i][j] = scaling_list->sl[2][i][j]; 273 if (i < 2) 274 iq_matrix.ScalingList32x32[i][j] = scaling_list->sl[3][i * 3][j]; 275 } 276 iq_matrix.ScalingListDC16x16[i] = scaling_list->sl_dc[0][i]; 277 if (i < 2) 278 iq_matrix.ScalingListDC32x32[i] = scaling_list->sl_dc[1][i * 3]; 279 } 280 281 err = ff_vaapi_decode_make_param_buffer(avctx, &pic->pic, 282 VAIQMatrixBufferType, 283 &iq_matrix, sizeof(iq_matrix)); 284 if (err < 0) 285 goto fail; 286 } 287 288 return 0; 289 290fail: 291 ff_vaapi_decode_cancel(avctx, &pic->pic); 292 return err; 293} 294 295static int vaapi_hevc_end_frame(AVCodecContext *avctx) 296{ 297 const HEVCContext *h = avctx->priv_data; 298 VAAPIDecodePictureHEVC *pic = h->ref->hwaccel_picture_private; 299 VASliceParameterBufferHEVC *last_slice_param = (VASliceParameterBufferHEVC *)&pic->last_slice_param; 300 int ret; 301 302 int slice_param_size = avctx->profile == FF_PROFILE_HEVC_REXT ? 303 sizeof(pic->last_slice_param) : sizeof(VASliceParameterBufferHEVC); 304 305 if (pic->last_size) { 306 last_slice_param->LongSliceFlags.fields.LastSliceOfPic = 1; 307 ret = ff_vaapi_decode_make_slice_buffer(avctx, &pic->pic, 308 &pic->last_slice_param, slice_param_size, 309 pic->last_buffer, pic->last_size); 310 if (ret < 0) 311 goto fail; 312 } 313 314 315 ret = ff_vaapi_decode_issue(avctx, &pic->pic); 316 if (ret < 0) 317 goto fail; 318 319 return 0; 320fail: 321 ff_vaapi_decode_cancel(avctx, &pic->pic); 322 return ret; 323} 324 325static void fill_pred_weight_table(AVCodecContext *avctx, 326 const HEVCContext *h, 327 const SliceHeader *sh, 328 VASliceParameterBufferHEVC *slice_param) 329{ 330 int i; 331#if VA_CHECK_VERSION(1, 2, 0) 332 int is_rext = avctx->profile >= FF_PROFILE_HEVC_REXT; 333#else 334 int is_rext = 0; 335 if (avctx->profile >= FF_PROFILE_HEVC_REXT) 336 av_log(avctx, AV_LOG_WARNING, "Please consider to update to VAAPI 1.2.0 " 337 "or above, which can support REXT related setting correctly.\n"); 338#endif 339 340 memset(slice_param->delta_luma_weight_l0, 0, sizeof(slice_param->delta_luma_weight_l0)); 341 memset(slice_param->delta_luma_weight_l1, 0, sizeof(slice_param->delta_luma_weight_l1)); 342 memset(slice_param->luma_offset_l0, 0, sizeof(slice_param->luma_offset_l0)); 343 memset(slice_param->luma_offset_l1, 0, sizeof(slice_param->luma_offset_l1)); 344 memset(slice_param->delta_chroma_weight_l0, 0, sizeof(slice_param->delta_chroma_weight_l0)); 345 memset(slice_param->delta_chroma_weight_l1, 0, sizeof(slice_param->delta_chroma_weight_l1)); 346 memset(slice_param->ChromaOffsetL0, 0, sizeof(slice_param->ChromaOffsetL0)); 347 memset(slice_param->ChromaOffsetL1, 0, sizeof(slice_param->ChromaOffsetL1)); 348 349 slice_param->delta_chroma_log2_weight_denom = 0; 350 slice_param->luma_log2_weight_denom = 0; 351 352 if (sh->slice_type == HEVC_SLICE_I || 353 (sh->slice_type == HEVC_SLICE_P && !h->ps.pps->weighted_pred_flag) || 354 (sh->slice_type == HEVC_SLICE_B && !h->ps.pps->weighted_bipred_flag)) 355 return; 356 357 slice_param->luma_log2_weight_denom = sh->luma_log2_weight_denom; 358 359 if (h->ps.sps->chroma_format_idc) { 360 slice_param->delta_chroma_log2_weight_denom = sh->chroma_log2_weight_denom - sh->luma_log2_weight_denom; 361 } 362 363 for (i = 0; i < 15 && i < sh->nb_refs[L0]; i++) { 364 slice_param->delta_luma_weight_l0[i] = sh->luma_weight_l0[i] - (1 << sh->luma_log2_weight_denom); 365 slice_param->delta_chroma_weight_l0[i][0] = sh->chroma_weight_l0[i][0] - (1 << sh->chroma_log2_weight_denom); 366 slice_param->delta_chroma_weight_l0[i][1] = sh->chroma_weight_l0[i][1] - (1 << sh->chroma_log2_weight_denom); 367 if (!is_rext) { 368 slice_param->luma_offset_l0[i] = sh->luma_offset_l0[i]; 369 slice_param->ChromaOffsetL0[i][0] = sh->chroma_offset_l0[i][0]; 370 slice_param->ChromaOffsetL0[i][1] = sh->chroma_offset_l0[i][1]; 371 } 372 } 373 374 if (sh->slice_type == HEVC_SLICE_B) { 375 for (i = 0; i < 15 && i < sh->nb_refs[L1]; i++) { 376 slice_param->delta_luma_weight_l1[i] = sh->luma_weight_l1[i] - (1 << sh->luma_log2_weight_denom); 377 slice_param->delta_chroma_weight_l1[i][0] = sh->chroma_weight_l1[i][0] - (1 << sh->chroma_log2_weight_denom); 378 slice_param->delta_chroma_weight_l1[i][1] = sh->chroma_weight_l1[i][1] - (1 << sh->chroma_log2_weight_denom); 379 if (!is_rext) { 380 slice_param->luma_offset_l1[i] = sh->luma_offset_l1[i]; 381 slice_param->ChromaOffsetL1[i][0] = sh->chroma_offset_l1[i][0]; 382 slice_param->ChromaOffsetL1[i][1] = sh->chroma_offset_l1[i][1]; 383 } 384 } 385 } 386} 387 388static uint8_t get_ref_pic_index(const HEVCContext *h, const HEVCFrame *frame) 389{ 390 VAAPIDecodePictureHEVC *pic = h->ref->hwaccel_picture_private; 391 VAPictureParameterBufferHEVC *pp = (VAPictureParameterBufferHEVC *)&pic->pic_param; 392 uint8_t i; 393 394 if (!frame) 395 return 0xff; 396 397 for (i = 0; i < FF_ARRAY_ELEMS(pp->ReferenceFrames); i++) { 398 VASurfaceID pid = pp->ReferenceFrames[i].picture_id; 399 int poc = pp->ReferenceFrames[i].pic_order_cnt; 400 if (pid != VA_INVALID_ID && pid == ff_vaapi_get_surface_id(frame->frame) && poc == frame->poc) 401 return i; 402 } 403 404 return 0xff; 405} 406 407static int vaapi_hevc_decode_slice(AVCodecContext *avctx, 408 const uint8_t *buffer, 409 uint32_t size) 410{ 411 const HEVCContext *h = avctx->priv_data; 412 const SliceHeader *sh = &h->sh; 413 VAAPIDecodePictureHEVC *pic = h->ref->hwaccel_picture_private; 414 VASliceParameterBufferHEVC *last_slice_param = (VASliceParameterBufferHEVC *)&pic->last_slice_param; 415 416 int slice_param_size = avctx->profile == FF_PROFILE_HEVC_REXT ? 417 sizeof(pic->last_slice_param) : sizeof(VASliceParameterBufferHEVC); 418 419 int nb_list = (sh->slice_type == HEVC_SLICE_B) ? 420 2 : (sh->slice_type == HEVC_SLICE_I ? 0 : 1); 421 422 int err, i, list_idx; 423 424 if (!sh->first_slice_in_pic_flag) { 425 err = ff_vaapi_decode_make_slice_buffer(avctx, &pic->pic, 426 &pic->last_slice_param, slice_param_size, 427 pic->last_buffer, pic->last_size); 428 pic->last_buffer = NULL; 429 pic->last_size = 0; 430 if (err) { 431 ff_vaapi_decode_cancel(avctx, &pic->pic); 432 return err; 433 } 434 } 435 436 *last_slice_param = (VASliceParameterBufferHEVC) { 437 .slice_data_size = size, 438 .slice_data_offset = 0, 439 .slice_data_flag = VA_SLICE_DATA_FLAG_ALL, 440 /* Add 1 to the bits count here to account for the byte_alignment bit, which 441 * always is at least one bit and not accounted for otherwise. */ 442 .slice_data_byte_offset = (get_bits_count(&h->HEVClc->gb) + 1 + 7) / 8, 443 .slice_segment_address = sh->slice_segment_addr, 444 .slice_qp_delta = sh->slice_qp_delta, 445 .slice_cb_qp_offset = sh->slice_cb_qp_offset, 446 .slice_cr_qp_offset = sh->slice_cr_qp_offset, 447 .slice_beta_offset_div2 = sh->beta_offset / 2, 448 .slice_tc_offset_div2 = sh->tc_offset / 2, 449 .collocated_ref_idx = sh->slice_temporal_mvp_enabled_flag ? sh->collocated_ref_idx : 0xFF, 450 .five_minus_max_num_merge_cand = sh->slice_type == HEVC_SLICE_I ? 0 : 5 - sh->max_num_merge_cand, 451 .num_ref_idx_l0_active_minus1 = sh->nb_refs[L0] ? sh->nb_refs[L0] - 1 : 0, 452 .num_ref_idx_l1_active_minus1 = sh->nb_refs[L1] ? sh->nb_refs[L1] - 1 : 0, 453 454 .LongSliceFlags.fields = { 455 .dependent_slice_segment_flag = sh->dependent_slice_segment_flag, 456 .slice_type = sh->slice_type, 457 .color_plane_id = sh->colour_plane_id, 458 .mvd_l1_zero_flag = sh->mvd_l1_zero_flag, 459 .cabac_init_flag = sh->cabac_init_flag, 460 .slice_temporal_mvp_enabled_flag = sh->slice_temporal_mvp_enabled_flag, 461 .slice_deblocking_filter_disabled_flag = sh->disable_deblocking_filter_flag, 462 .collocated_from_l0_flag = sh->collocated_list == L0 ? 1 : 0, 463 .slice_loop_filter_across_slices_enabled_flag = sh->slice_loop_filter_across_slices_enabled_flag, 464 .slice_sao_luma_flag = sh->slice_sample_adaptive_offset_flag[0], 465 .slice_sao_chroma_flag = sh->slice_sample_adaptive_offset_flag[1], 466 }, 467 }; 468 469 memset(last_slice_param->RefPicList, 0xFF, sizeof(last_slice_param->RefPicList)); 470 471 for (list_idx = 0; list_idx < nb_list; list_idx++) { 472 RefPicList *rpl = &h->ref->refPicList[list_idx]; 473 474 for (i = 0; i < rpl->nb_refs; i++) 475 last_slice_param->RefPicList[list_idx][i] = get_ref_pic_index(h, rpl->ref[i]); 476 } 477 478 fill_pred_weight_table(avctx, h, sh, last_slice_param); 479 480#if VA_CHECK_VERSION(1, 2, 0) 481 if (avctx->profile == FF_PROFILE_HEVC_REXT) { 482 pic->last_slice_param.rext = (VASliceParameterBufferHEVCRext) { 483 .slice_ext_flags.bits = { 484 .cu_chroma_qp_offset_enabled_flag = sh->cu_chroma_qp_offset_enabled_flag, 485 }, 486 }; 487 for (i = 0; i < 15 && i < sh->nb_refs[L0]; i++) { 488 pic->last_slice_param.rext.luma_offset_l0[i] = sh->luma_offset_l0[i]; 489 pic->last_slice_param.rext.ChromaOffsetL0[i][0] = sh->chroma_offset_l0[i][0]; 490 pic->last_slice_param.rext.ChromaOffsetL0[i][1] = sh->chroma_offset_l0[i][1]; 491 } 492 493 for (i = 0; i < 15 && i < sh->nb_refs[L0]; i++) { 494 pic->last_slice_param.rext.luma_offset_l0[i] = sh->luma_offset_l0[i]; 495 pic->last_slice_param.rext.ChromaOffsetL0[i][0] = sh->chroma_offset_l0[i][0]; 496 pic->last_slice_param.rext.ChromaOffsetL0[i][1] = sh->chroma_offset_l0[i][1]; 497 } 498 499 if (sh->slice_type == HEVC_SLICE_B) { 500 for (i = 0; i < 15 && i < sh->nb_refs[L1]; i++) { 501 pic->last_slice_param.rext.luma_offset_l1[i] = sh->luma_offset_l1[i]; 502 pic->last_slice_param.rext.ChromaOffsetL1[i][0] = sh->chroma_offset_l1[i][0]; 503 pic->last_slice_param.rext.ChromaOffsetL1[i][1] = sh->chroma_offset_l1[i][1]; 504 } 505 } 506 } 507#endif 508 509 pic->last_buffer = buffer; 510 pic->last_size = size; 511 512 return 0; 513} 514 515static int ptl_convert(const PTLCommon *general_ptl, H265RawProfileTierLevel *h265_raw_ptl) 516{ 517 h265_raw_ptl->general_profile_space = general_ptl->profile_space; 518 h265_raw_ptl->general_tier_flag = general_ptl->tier_flag; 519 h265_raw_ptl->general_profile_idc = general_ptl->profile_idc; 520 521 memcpy(h265_raw_ptl->general_profile_compatibility_flag, 522 general_ptl->profile_compatibility_flag, 32 * sizeof(uint8_t)); 523 524#define copy_field(name) h265_raw_ptl->general_ ## name = general_ptl->name 525 copy_field(progressive_source_flag); 526 copy_field(interlaced_source_flag); 527 copy_field(non_packed_constraint_flag); 528 copy_field(frame_only_constraint_flag); 529 copy_field(max_12bit_constraint_flag); 530 copy_field(max_10bit_constraint_flag); 531 copy_field(max_8bit_constraint_flag); 532 copy_field(max_422chroma_constraint_flag); 533 copy_field(max_420chroma_constraint_flag); 534 copy_field(max_monochrome_constraint_flag); 535 copy_field(intra_constraint_flag); 536 copy_field(one_picture_only_constraint_flag); 537 copy_field(lower_bit_rate_constraint_flag); 538 copy_field(max_14bit_constraint_flag); 539 copy_field(inbld_flag); 540 copy_field(level_idc); 541#undef copy_field 542 543 return 0; 544} 545 546/* 547 * Find exact va_profile for HEVC Range Extension 548 */ 549VAProfile ff_vaapi_parse_hevc_rext_profile(AVCodecContext *avctx) 550{ 551 const HEVCContext *h = avctx->priv_data; 552 const HEVCSPS *sps = h->ps.sps; 553 const PTL *ptl = &sps->ptl; 554 const PTLCommon *general_ptl = &ptl->general_ptl; 555 const H265ProfileDescriptor *profile; 556 H265RawProfileTierLevel h265_raw_ptl = {0}; 557 558 /* convert PTLCommon to H265RawProfileTierLevel */ 559 ptl_convert(general_ptl, &h265_raw_ptl); 560 561 profile = ff_h265_get_profile(&h265_raw_ptl); 562 if (!profile) { 563 av_log(avctx, AV_LOG_WARNING, "HEVC profile is not found.\n"); 564 goto end; 565 } else { 566 av_log(avctx, AV_LOG_VERBOSE, "HEVC profile %s is found.\n", profile->name); 567 } 568 569#if VA_CHECK_VERSION(1, 2, 0) 570 if (!strcmp(profile->name, "Main 4:2:2 10") || 571 !strcmp(profile->name, "Main 4:2:2 10 Intra")) 572 return VAProfileHEVCMain422_10; 573 else if (!strcmp(profile->name, "Main 4:4:4") || 574 !strcmp(profile->name, "Main 4:4:4 Intra")) 575 return VAProfileHEVCMain444; 576 else if (!strcmp(profile->name, "Main 4:4:4 10") || 577 !strcmp(profile->name, "Main 4:4:4 10 Intra")) 578 return VAProfileHEVCMain444_10; 579#else 580 av_log(avctx, AV_LOG_WARNING, "HEVC profile %s is " 581 "not supported with this VA version.\n", profile->name); 582#endif 583 584end: 585 if (avctx->hwaccel_flags & AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH) { 586 // Default to selecting Main profile if profile mismatch is allowed 587 return VAProfileHEVCMain; 588 } else 589 return VAProfileNone; 590} 591 592const AVHWAccel ff_hevc_vaapi_hwaccel = { 593 .name = "hevc_vaapi", 594 .type = AVMEDIA_TYPE_VIDEO, 595 .id = AV_CODEC_ID_HEVC, 596 .pix_fmt = AV_PIX_FMT_VAAPI, 597 .start_frame = vaapi_hevc_start_frame, 598 .end_frame = vaapi_hevc_end_frame, 599 .decode_slice = vaapi_hevc_decode_slice, 600 .frame_priv_data_size = sizeof(VAAPIDecodePictureHEVC), 601 .init = ff_vaapi_decode_init, 602 .uninit = ff_vaapi_decode_uninit, 603 .frame_params = ff_vaapi_common_frame_params, 604 .priv_data_size = sizeof(VAAPIDecodeContext), 605 .caps_internal = HWACCEL_CAP_ASYNC_SAFE, 606}; 607