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vaapi_encode_h265.c
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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 <va/va.h>
20 #include <va/va_enc_hevc.h>
21 
22 #include "libavutil/avassert.h"
23 #include "libavutil/internal.h"
24 #include "libavutil/opt.h"
25 #include "libavutil/pixfmt.h"
26 
27 #include "avcodec.h"
28 #include "hevc.h"
29 #include "internal.h"
30 #include "put_bits.h"
31 #include "vaapi_encode.h"
32 #include "vaapi_encode_h26x.h"
33 
34 
35 #define MAX_ST_REF_PIC_SETS 32
36 #define MAX_DPB_PICS 16
37 #define MAX_LAYERS 1
38 
39 
40 typedef struct VAAPIEncodeH265STRPS {
42 
43  unsigned int num_negative_pics;
44  unsigned int num_positive_pics;
45 
48 
52 
53 // This structure contains all possibly-useful per-sequence syntax elements
54 // which are not already contained in the various VAAPI structures.
56 
57  // Parameter set IDs.
58  unsigned int video_parameter_set_id;
59  unsigned int seq_parameter_set_id;
60 
61  // Layering.
62  unsigned int vps_max_layers_minus1;
65  unsigned int vps_max_layer_id;
70 
71  // Profile/tier/level parameters.
78 
79  // Decode/display ordering parameters.
89 
90  // Timing information.
92  unsigned int vps_num_units_in_tick;
93  unsigned int vps_time_scale;
96 
97  // Cropping information.
99  unsigned int conf_win_left_offset;
100  unsigned int conf_win_right_offset;
101  unsigned int conf_win_top_offset;
103 
104  // Short-term reference picture sets.
107 
108  // Long-term reference pictures.
111  struct {
114  } lt_ref_pic;
115 
116  // Deblocking filter control.
122 
123  // Video Usability Information.
126  unsigned int aspect_ratio_idc;
127  unsigned int sar_width;
128  unsigned int sar_height;
130  unsigned int video_format;
133  unsigned int colour_primaries;
135  unsigned int matrix_coeffs;
136 
137  // Oddments.
146 
147 // This structure contains all possibly-useful per-slice syntax elements
148 // which are not already contained in the various VAAPI structures.
150  // Slice segments.
152 
153  // Short-term reference picture sets.
157 
158  // Deblocking filter.
160 
161  // Oddments.
166 
167 typedef struct VAAPIEncodeH265Slice {
169 
170  int64_t pic_order_cnt;
172 
173 typedef struct VAAPIEncodeH265Context {
175 
176  unsigned int ctu_width;
177  unsigned int ctu_height;
178 
182 
183  int64_t last_idr_frame;
184 
185  // Rate control configuration.
186  struct {
187  VAEncMiscParameterBuffer misc;
188  VAEncMiscParameterRateControl rc;
189  } rc_params;
190  struct {
191  VAEncMiscParameterBuffer misc;
192  VAEncMiscParameterHRD hrd;
193  } hrd_params;
195 
196 typedef struct VAAPIEncodeH265Options {
197  int qp;
199 
200 
201 #define vseq_var(name) vseq->name, name
202 #define vseq_field(name) vseq->seq_fields.bits.name, name
203 #define vpic_var(name) vpic->name, name
204 #define vpic_field(name) vpic->pic_fields.bits.name, name
205 #define vslice_var(name) vslice->name, name
206 #define vslice_field(name) vslice->slice_fields.bits.name, name
207 #define mseq_var(name) mseq->name, name
208 #define mslice_var(name) mslice->name, name
209 #define mstrps_var(name) mstrps->name, name
210 
212  int nal_unit_type)
213 {
214  u(1, 0, forbidden_zero_bit);
215  u(6, nal_unit_type, nal_unit_type);
216  u(6, 0, nuh_layer_id);
217  u(3, 1, nuh_temporal_id_plus1);
218 }
219 
221 {
222  u(1, 1, rbsp_stop_one_bit);
223  while (put_bits_count(pbc) & 7)
224  u(1, 0, rbsp_alignment_zero_bit);
225 }
226 
229 {
230  VAEncSequenceParameterBufferHEVC *vseq = ctx->codec_sequence_params;
231  VAAPIEncodeH265Context *priv = ctx->priv_data;
233  int j;
234 
235  if (1) {
236  u(2, 0, general_profile_space);
237  u(1, vseq_var(general_tier_flag));
238  u(5, vseq_var(general_profile_idc));
239 
240  for (j = 0; j < 32; j++) {
241  u(1, mseq_var(general_profile_compatibility_flag[j]));
242  }
243 
244  u(1, mseq_var(general_progressive_source_flag));
245  u(1, mseq_var(general_interlaced_source_flag));
246  u(1, mseq_var(general_non_packed_constraint_flag));
247  u(1, mseq_var(general_frame_only_constraint_flag));
248 
249  if (0) {
250  // Not main profile.
251  // Lots of extra constraint flags.
252  } else {
253  // put_bits only handles up to 31 bits.
254  u(23, 0, general_reserved_zero_43bits);
255  u(20, 0, general_reserved_zero_43bits);
256  }
257 
258  if (vseq->general_profile_idc >= 1 && vseq->general_profile_idc <= 5) {
259  u(1, mseq_var(general_inbld_flag));
260  } else {
261  u(1, 0, general_reserved_zero_bit);
262  }
263  }
264 
265  u(8, vseq_var(general_level_idc));
266 
267  // No sublayers.
268 }
269 
272 {
273  VAAPIEncodeH265Context *priv = ctx->priv_data;
275  int i, j;
276 
278 
279  u(4, mseq->video_parameter_set_id, vps_video_parameter_set_id);
280 
281  u(1, 1, vps_base_layer_internal_flag);
282  u(1, 1, vps_base_layer_available_flag);
283  u(6, mseq_var(vps_max_layers_minus1));
284  u(3, mseq_var(vps_max_sub_layers_minus1));
285  u(1, mseq_var(vps_temporal_id_nesting_flag));
286 
287  u(16, 0xffff, vps_reserved_0xffff_16bits);
288 
290 
291  u(1, mseq_var(vps_sub_layer_ordering_info_present_flag));
293  0 : mseq->vps_max_sub_layers_minus1);
294  i <= mseq->vps_max_sub_layers_minus1; i++) {
295  ue(mseq_var(vps_max_dec_pic_buffering_minus1[i]));
296  ue(mseq_var(vps_max_num_reorder_pics[i]));
297  ue(mseq_var(vps_max_latency_increase_plus1[i]));
298  }
299 
300  u(6, mseq_var(vps_max_layer_id));
301  ue(mseq_var(vps_num_layer_sets_minus1));
302  for (i = 1; i <= mseq->vps_num_layer_sets_minus1; i++) {
303  for (j = 0; j < mseq->vps_max_layer_id; j++)
304  u(1, mseq_var(layer_id_included_flag[i][j]));
305  }
306 
307  u(1, mseq_var(vps_timing_info_present_flag));
308  if (mseq->vps_timing_info_present_flag) {
309  u(1, 0, put_bits_hack_zero_bit);
310  u(31, mseq_var(vps_num_units_in_tick));
311  u(1, 0, put_bits_hack_zero_bit);
312  u(31, mseq_var(vps_time_scale));
313  u(1, mseq_var(vps_poc_proportional_to_timing_flag));
315  ue(mseq_var(vps_num_ticks_poc_diff_minus1));
316  }
317  ue(0, vps_num_hrd_parameters);
318  }
319 
320  u(1, 0, vps_extension_flag);
321 
323 }
324 
326  int st_rps_idx,
327  VAAPIEncodeH265STRPS *mstrps)
328 {
329  int i;
330 
331  if (st_rps_idx != 0)
332  u(1, mstrps_var(inter_ref_pic_set_prediction_flag));
333 
334  if (mstrps->inter_ref_pic_set_prediction_flag) {
335  av_assert0(0 && "inter ref pic set prediction not supported");
336  } else {
337  ue(mstrps_var(num_negative_pics));
338  ue(mstrps_var(num_positive_pics));
339 
340  for (i = 0; i < mstrps->num_negative_pics; i++) {
341  ue(mstrps_var(delta_poc_s0_minus1[i]));
342  u(1, mstrps_var(used_by_curr_pic_s0_flag[i]));
343  }
344  for (i = 0; i < mstrps->num_positive_pics; i++) {
345  ue(mstrps_var(delta_poc_s1_minus1[i]));
346  u(1, mstrps_var(used_by_curr_pic_s1_flag[i]));
347  }
348  }
349 }
350 
353 {
354  VAAPIEncodeH265Context *priv = ctx->priv_data;
356 
357  u(1, mseq_var(aspect_ratio_info_present_flag));
358  if (mseq->aspect_ratio_info_present_flag) {
359  u(8, mseq_var(aspect_ratio_idc));
360  if (mseq->aspect_ratio_idc == 255) {
361  u(16, mseq_var(sar_width));
362  u(16, mseq_var(sar_height));
363  }
364  }
365 
366  u(1, 0, overscan_info_present_flag);
367 
368  u(1, mseq_var(video_signal_type_present_flag));
369  if (mseq->video_signal_type_present_flag) {
370  u(3, mseq_var(video_format));
371  u(1, mseq_var(video_full_range_flag));
372  u(1, mseq_var(colour_description_present_flag));
374  u(8, mseq_var(colour_primaries));
376  u(8, mseq_var(matrix_coeffs));
377  }
378  }
379 
380  u(1, 0, chroma_loc_info_present_flag);
381  u(1, 0, neutral_chroma_indication_flag);
382  u(1, 0, field_seq_flag);
383  u(1, 0, frame_field_info_present_flag);
384  u(1, 0, default_display_window_flag);
385  u(1, 0, vui_timing_info_present_flag);
386  u(1, 0, bitstream_restriction_flag_flag);
387 }
388 
391 {
392  VAEncSequenceParameterBufferHEVC *vseq = ctx->codec_sequence_params;
393  VAAPIEncodeH265Context *priv = ctx->priv_data;
395  int i;
396 
398 
399  u(4, mseq->video_parameter_set_id, sps_video_parameter_set_id);
400 
401  u(3, mseq_var(sps_max_sub_layers_minus1));
402  u(1, mseq_var(sps_temporal_id_nesting_flag));
403 
405 
406  ue(mseq->seq_parameter_set_id, sps_seq_parameter_set_id);
407  ue(vseq_field(chroma_format_idc));
408  if (vseq->seq_fields.bits.chroma_format_idc == 3)
409  u(1, 0, separate_colour_plane_flag);
410 
411  ue(vseq_var(pic_width_in_luma_samples));
412  ue(vseq_var(pic_height_in_luma_samples));
413 
414  u(1, mseq_var(conformance_window_flag));
415  if (mseq->conformance_window_flag) {
416  ue(mseq_var(conf_win_left_offset));
417  ue(mseq_var(conf_win_right_offset));
418  ue(mseq_var(conf_win_top_offset));
419  ue(mseq_var(conf_win_bottom_offset));
420  }
421 
422  ue(vseq_field(bit_depth_luma_minus8));
423  ue(vseq_field(bit_depth_chroma_minus8));
424 
425  ue(mseq_var(log2_max_pic_order_cnt_lsb_minus4));
426 
427  u(1, mseq_var(sps_sub_layer_ordering_info_present_flag));
429  0 : mseq->sps_max_sub_layers_minus1);
430  i <= mseq->sps_max_sub_layers_minus1; i++) {
431  ue(mseq_var(sps_max_dec_pic_buffering_minus1[i]));
432  ue(mseq_var(sps_max_num_reorder_pics[i]));
433  ue(mseq_var(sps_max_latency_increase_plus1[i]));
434  }
435 
436  ue(vseq_var(log2_min_luma_coding_block_size_minus3));
437  ue(vseq_var(log2_diff_max_min_luma_coding_block_size));
438  ue(vseq_var(log2_min_transform_block_size_minus2));
439  ue(vseq_var(log2_diff_max_min_transform_block_size));
440  ue(vseq_var(max_transform_hierarchy_depth_inter));
441  ue(vseq_var(max_transform_hierarchy_depth_intra));
442 
443  u(1, vseq_field(scaling_list_enabled_flag));
444  if (vseq->seq_fields.bits.scaling_list_enabled_flag) {
445  u(1, 0, sps_scaling_list_data_present_flag);
446  }
447 
448  u(1, vseq_field(amp_enabled_flag));
449  u(1, vseq_field(sample_adaptive_offset_enabled_flag));
450 
451  u(1, vseq_field(pcm_enabled_flag));
452  if (vseq->seq_fields.bits.pcm_enabled_flag) {
453  u(4, vseq_var(pcm_sample_bit_depth_luma_minus1));
454  u(4, vseq_var(pcm_sample_bit_depth_chroma_minus1));
455  ue(vseq_var(log2_min_pcm_luma_coding_block_size_minus3));
456  ue(vseq->log2_max_pcm_luma_coding_block_size_minus3 -
457  vseq->log2_min_pcm_luma_coding_block_size_minus3,
458  log2_diff_max_min_pcm_luma_coding_block_size);
459  u(1, vseq_field(pcm_loop_filter_disabled_flag));
460  }
461 
462  ue(mseq_var(num_short_term_ref_pic_sets));
463  for (i = 0; i < mseq->num_short_term_ref_pic_sets; i++)
465  &mseq->st_ref_pic_set[i]);
466 
467  u(1, mseq_var(long_term_ref_pics_present_flag));
469  ue(0, num_long_term_ref_pics_sps);
470  }
471 
472  u(1, vseq_field(sps_temporal_mvp_enabled_flag));
473  u(1, vseq_field(strong_intra_smoothing_enabled_flag));
474 
475  u(1, mseq_var(vui_parameters_present_flag));
476  if (mseq->vui_parameters_present_flag) {
478  }
479 
480  u(1, 0, sps_extension_present_flag);
481 
483 }
484 
487 {
488  VAEncPictureParameterBufferHEVC *vpic = ctx->codec_picture_params;
489  VAAPIEncodeH265Context *priv = ctx->priv_data;
491  int i;
492 
494 
495  ue(vpic->slice_pic_parameter_set_id, pps_pic_parameter_set_id);
496  ue(mseq->seq_parameter_set_id, pps_seq_parameter_set_id);
497 
498  u(1, vpic_field(dependent_slice_segments_enabled_flag));
499  u(1, mseq_var(output_flag_present_flag));
500  u(3, mseq_var(num_extra_slice_header_bits));
501  u(1, vpic_field(sign_data_hiding_enabled_flag));
502  u(1, mseq_var(cabac_init_present_flag));
503 
504  ue(vpic_var(num_ref_idx_l0_default_active_minus1));
505  ue(vpic_var(num_ref_idx_l1_default_active_minus1));
506 
507  se(vpic->pic_init_qp - 26, init_qp_minus26);
508 
509  u(1, vpic_field(constrained_intra_pred_flag));
510  u(1, vpic_field(transform_skip_enabled_flag));
511 
512  u(1, vpic_field(cu_qp_delta_enabled_flag));
513  if (vpic->pic_fields.bits.cu_qp_delta_enabled_flag)
514  ue(vpic_var(diff_cu_qp_delta_depth));
515 
516  se(vpic_var(pps_cb_qp_offset));
517  se(vpic_var(pps_cr_qp_offset));
518 
519  u(1, mseq_var(pps_slice_chroma_qp_offsets_present_flag));
520  u(1, vpic_field(weighted_pred_flag));
521  u(1, vpic_field(weighted_bipred_flag));
522  u(1, vpic_field(transquant_bypass_enabled_flag));
523  u(1, vpic_field(tiles_enabled_flag));
524  u(1, vpic_field(entropy_coding_sync_enabled_flag));
525 
526  if (vpic->pic_fields.bits.tiles_enabled_flag) {
527  ue(vpic_var(num_tile_columns_minus1));
528  ue(vpic_var(num_tile_rows_minus1));
529  u(1, mseq_var(uniform_spacing_flag));
530  if (!mseq->uniform_spacing_flag) {
531  for (i = 0; i < vpic->num_tile_columns_minus1; i++)
532  ue(vpic_var(column_width_minus1[i]));
533  for (i = 0; i < vpic->num_tile_rows_minus1; i++)
534  ue(vpic_var(row_height_minus1[i]));
535  }
536  u(1, vpic_field(loop_filter_across_tiles_enabled_flag));
537  }
538 
539  u(1, vpic_field(pps_loop_filter_across_slices_enabled_flag));
540  u(1, mseq_var(deblocking_filter_control_present_flag));
542  u(1, mseq_var(deblocking_filter_override_enabled_flag));
543  u(1, mseq_var(pps_deblocking_filter_disabled_flag));
545  se(mseq_var(pps_beta_offset_div2));
546  se(mseq_var(pps_tc_offset_div2));
547  }
548  }
549 
550  u(1, 0, pps_scaling_list_data_present_flag);
551  // No scaling list data.
552 
553  u(1, mseq_var(lists_modification_present_flag));
554  ue(vpic_var(log2_parallel_merge_level_minus2));
555  u(1, 0, slice_segment_header_extension_present_flag);
556  u(1, 0, pps_extension_present_flag);
557 
559 }
560 
563  VAAPIEncodePicture *pic,
564  VAAPIEncodeSlice *slice)
565 {
566  VAEncSequenceParameterBufferHEVC *vseq = ctx->codec_sequence_params;
567  VAEncPictureParameterBufferHEVC *vpic = pic->codec_picture_params;
568  VAEncSliceParameterBufferHEVC *vslice = slice->codec_slice_params;
569  VAAPIEncodeH265Context *priv = ctx->priv_data;
571  VAAPIEncodeH265Slice *pslice = slice->priv_data;
573  int i;
574 
575  vaapi_encode_h265_write_nal_unit_header(pbc, vpic->nal_unit_type);
576 
577  u(1, mslice_var(first_slice_segment_in_pic_flag));
578  if (vpic->nal_unit_type >= HEVC_NAL_BLA_W_LP &&
579  vpic->nal_unit_type <= 23)
580  u(1, mslice_var(no_output_of_prior_pics_flag));
581 
582  ue(vslice_var(slice_pic_parameter_set_id));
583 
584  if (!mslice->first_slice_segment_in_pic_flag) {
585  if (vpic->pic_fields.bits.dependent_slice_segments_enabled_flag)
586  u(1, vslice_field(dependent_slice_segment_flag));
587  u(av_log2((priv->ctu_width * priv->ctu_height) - 1) + 1,
588  vslice_var(slice_segment_address));
589  }
590  if (!vslice->slice_fields.bits.dependent_slice_segment_flag) {
591  for (i = 0; i < mseq->num_extra_slice_header_bits; i++)
592  u(1, mslice_var(slice_reserved_flag[i]));
593 
594  ue(vslice_var(slice_type));
595  if (mseq->output_flag_present_flag)
596  u(1, 1, pic_output_flag);
597  if (vseq->seq_fields.bits.separate_colour_plane_flag)
598  u(2, vslice_field(colour_plane_id));
599  if (vpic->nal_unit_type != HEVC_NAL_IDR_W_RADL &&
600  vpic->nal_unit_type != HEVC_NAL_IDR_N_LP) {
602  (pslice->pic_order_cnt &
603  ((1 << (mseq->log2_max_pic_order_cnt_lsb_minus4 + 4)) - 1)),
604  slice_pic_order_cnt_lsb);
605 
606  u(1, mslice_var(short_term_ref_pic_set_sps_flag));
607  if (!mslice->short_term_ref_pic_set_sps_flag) {
609  &mslice->st_ref_pic_set);
610  } else if (mseq->num_short_term_ref_pic_sets > 1) {
611  u(av_log2(mseq->num_short_term_ref_pic_sets - 1) + 1,
612  mslice_var(short_term_ref_pic_idx));
613  }
614 
616  av_assert0(0);
617  }
618  }
619 
620  if (vseq->seq_fields.bits.sps_temporal_mvp_enabled_flag) {
621  u(1, vslice_field(slice_temporal_mvp_enabled_flag));
622  }
623 
624  if (vseq->seq_fields.bits.sample_adaptive_offset_enabled_flag) {
625  u(1, vslice_field(slice_sao_luma_flag));
626  if (!vseq->seq_fields.bits.separate_colour_plane_flag &&
627  vseq->seq_fields.bits.chroma_format_idc != 0) {
628  u(1, vslice_field(slice_sao_chroma_flag));
629  }
630  }
631 
632  if (vslice->slice_type == HEVC_SLICE_P || vslice->slice_type == HEVC_SLICE_B) {
633  u(1, vslice_field(num_ref_idx_active_override_flag));
634  if (vslice->slice_fields.bits.num_ref_idx_active_override_flag) {
635  ue(vslice_var(num_ref_idx_l0_active_minus1));
636  if (vslice->slice_type == HEVC_SLICE_B) {
637  ue(vslice_var(num_ref_idx_l1_active_minus1));
638  }
639  }
640 
642  av_assert0(0);
643  // ref_pic_lists_modification()
644  }
645  if (vslice->slice_type == HEVC_SLICE_B) {
646  u(1, vslice_field(mvd_l1_zero_flag));
647  }
648  if (mseq->cabac_init_present_flag) {
649  u(1, vslice_field(cabac_init_flag));
650  }
651  if (vslice->slice_fields.bits.slice_temporal_mvp_enabled_flag) {
652  if (vslice->slice_type == HEVC_SLICE_B)
653  u(1, vslice_field(collocated_from_l0_flag));
654  ue(vpic->collocated_ref_pic_index, collocated_ref_idx);
655  }
656  if ((vpic->pic_fields.bits.weighted_pred_flag &&
657  vslice->slice_type == HEVC_SLICE_P) ||
658  (vpic->pic_fields.bits.weighted_bipred_flag &&
659  vslice->slice_type == HEVC_SLICE_B)) {
660  av_assert0(0);
661  // pred_weight_table()
662  }
663  ue(5 - vslice->max_num_merge_cand, five_minus_max_num_merge_cand);
664  }
665 
666  se(vslice_var(slice_qp_delta));
668  se(vslice_var(slice_cb_qp_offset));
669  se(vslice_var(slice_cr_qp_offset));
670  }
672  u(1, 0, cu_chroma_qp_offset_enabled_flag);
673  }
675  u(1, mslice_var(deblocking_filter_override_flag));
676  }
677  if (mslice->deblocking_filter_override_flag) {
678  u(1, vslice_field(slice_deblocking_filter_disabled_flag));
679  if (!vslice->slice_fields.bits.slice_deblocking_filter_disabled_flag) {
680  se(vslice_var(slice_beta_offset_div2));
681  se(vslice_var(slice_tc_offset_div2));
682  }
683  }
684  if (vpic->pic_fields.bits.pps_loop_filter_across_slices_enabled_flag &&
685  (vslice->slice_fields.bits.slice_sao_luma_flag ||
686  vslice->slice_fields.bits.slice_sao_chroma_flag ||
687  vslice->slice_fields.bits.slice_deblocking_filter_disabled_flag)) {
688  u(1, vslice_field(slice_loop_filter_across_slices_enabled_flag));
689  }
690 
691  if (vpic->pic_fields.bits.tiles_enabled_flag ||
692  vpic->pic_fields.bits.entropy_coding_sync_enabled_flag) {
693  // num_entry_point_offsets
694  }
695 
696  if (0) {
697  // slice_segment_header_extension_length
698  }
699  }
700 
701  u(1, 1, alignment_bit_equal_to_one);
702  while (put_bits_count(pbc) & 7)
703  u(1, 0, alignment_bit_equal_to_zero);
704 }
705 
707  char *data, size_t *data_len)
708 {
709  VAAPIEncodeContext *ctx = avctx->priv_data;
710  PutBitContext pbc;
711  char tmp[256];
712  int err;
713  size_t nal_len, bit_len, bit_pos, next_len;
714 
715  bit_len = *data_len;
716  bit_pos = 0;
717 
718  init_put_bits(&pbc, tmp, sizeof(tmp));
719  vaapi_encode_h265_write_vps(&pbc, ctx);
720  nal_len = put_bits_count(&pbc);
721  flush_put_bits(&pbc);
722 
723  next_len = bit_len - bit_pos;
724  err = ff_vaapi_encode_h26x_nal_unit_to_byte_stream(data + bit_pos / 8,
725  &next_len,
726  tmp, nal_len);
727  if (err < 0)
728  return err;
729  bit_pos += next_len;
730 
731  init_put_bits(&pbc, tmp, sizeof(tmp));
732  vaapi_encode_h265_write_sps(&pbc, ctx);
733  nal_len = put_bits_count(&pbc);
734  flush_put_bits(&pbc);
735 
736  next_len = bit_len - bit_pos;
737  err = ff_vaapi_encode_h26x_nal_unit_to_byte_stream(data + bit_pos / 8,
738  &next_len,
739  tmp, nal_len);
740  if (err < 0)
741  return err;
742  bit_pos += next_len;
743 
744  init_put_bits(&pbc, tmp, sizeof(tmp));
745  vaapi_encode_h265_write_pps(&pbc, ctx);
746  nal_len = put_bits_count(&pbc);
747  flush_put_bits(&pbc);
748 
749  next_len = bit_len - bit_pos;
750  err = ff_vaapi_encode_h26x_nal_unit_to_byte_stream(data + bit_pos / 8,
751  &next_len,
752  tmp, nal_len);
753  if (err < 0)
754  return err;
755  bit_pos += next_len;
756 
757  *data_len = bit_pos;
758  return 0;
759 }
760 
762  VAAPIEncodePicture *pic,
763  VAAPIEncodeSlice *slice,
764  char *data, size_t *data_len)
765 {
766  VAAPIEncodeContext *ctx = avctx->priv_data;
767  PutBitContext pbc;
768  char tmp[256];
769  size_t header_len;
770 
771  init_put_bits(&pbc, tmp, sizeof(tmp));
772  vaapi_encode_h265_write_slice_header2(&pbc, ctx, pic, slice);
773  header_len = put_bits_count(&pbc);
774  flush_put_bits(&pbc);
775 
776  return ff_vaapi_encode_h26x_nal_unit_to_byte_stream(data, data_len,
777  tmp, header_len);
778 }
779 
781 {
782  VAAPIEncodeContext *ctx = avctx->priv_data;
783  VAEncSequenceParameterBufferHEVC *vseq = ctx->codec_sequence_params;
784  VAEncPictureParameterBufferHEVC *vpic = ctx->codec_picture_params;
785  VAAPIEncodeH265Context *priv = ctx->priv_data;
787  int i;
788 
789  {
790  // general_profile_space == 0.
791  vseq->general_profile_idc = 1; // Main profile (ctx->codec_profile?)
792  vseq->general_tier_flag = 0;
793 
794  vseq->general_level_idc = avctx->level * 3;
795 
796  vseq->intra_period = 0;
797  vseq->intra_idr_period = 0;
798  vseq->ip_period = 0;
799 
800  vseq->pic_width_in_luma_samples = ctx->surface_width;
801  vseq->pic_height_in_luma_samples = ctx->surface_height;
802 
803  vseq->seq_fields.bits.chroma_format_idc = 1; // 4:2:0.
804  vseq->seq_fields.bits.separate_colour_plane_flag = 0;
805  vseq->seq_fields.bits.bit_depth_luma_minus8 =
806  avctx->profile == FF_PROFILE_HEVC_MAIN_10 ? 2 : 0;
807  vseq->seq_fields.bits.bit_depth_chroma_minus8 =
808  avctx->profile == FF_PROFILE_HEVC_MAIN_10 ? 2 : 0;
809  // Other misc flags all zero.
810 
811  // These have to come from the capabilities of the encoder. We have
812  // no way to query it, so just hardcode ones which worked for me...
813  // CTB size from 8x8 to 32x32.
814  vseq->log2_min_luma_coding_block_size_minus3 = 0;
815  vseq->log2_diff_max_min_luma_coding_block_size = 2;
816  // Transform size from 4x4 to 32x32.
817  vseq->log2_min_transform_block_size_minus2 = 0;
818  vseq->log2_diff_max_min_transform_block_size = 3;
819  // Full transform hierarchy allowed (2-5).
820  vseq->max_transform_hierarchy_depth_inter = 3;
821  vseq->max_transform_hierarchy_depth_intra = 3;
822 
823  vseq->vui_parameters_present_flag = 0;
824 
825  vseq->bits_per_second = avctx->bit_rate;
826  if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
827  vseq->vui_num_units_in_tick = avctx->framerate.den;
828  vseq->vui_time_scale = avctx->framerate.num;
829  } else {
830  vseq->vui_num_units_in_tick = avctx->time_base.num;
831  vseq->vui_time_scale = avctx->time_base.den;
832  }
833 
834  vseq->intra_period = avctx->gop_size;
835  vseq->intra_idr_period = avctx->gop_size;
836  vseq->ip_period = ctx->b_per_p + 1;
837  }
838 
839  {
840  vpic->decoded_curr_pic.picture_id = VA_INVALID_ID;
841  vpic->decoded_curr_pic.flags = VA_PICTURE_HEVC_INVALID;
842 
843  for (i = 0; i < FF_ARRAY_ELEMS(vpic->reference_frames); i++) {
844  vpic->reference_frames[i].picture_id = VA_INVALID_ID;
845  vpic->reference_frames[i].flags = VA_PICTURE_HEVC_INVALID;
846  }
847 
848  vpic->collocated_ref_pic_index = 0xff;
849 
850  vpic->last_picture = 0;
851 
852  vpic->pic_init_qp = priv->fixed_qp_idr;
853 
854  vpic->diff_cu_qp_delta_depth = 0;
855  vpic->pps_cb_qp_offset = 0;
856  vpic->pps_cr_qp_offset = 0;
857 
858  // tiles_enabled_flag == 0, so ignore num_tile_(rows|columns)_minus1.
859 
860  vpic->log2_parallel_merge_level_minus2 = 0;
861 
862  // No limit on size.
863  vpic->ctu_max_bitsize_allowed = 0;
864 
865  vpic->num_ref_idx_l0_default_active_minus1 = 0;
866  vpic->num_ref_idx_l1_default_active_minus1 = 0;
867 
868  vpic->slice_pic_parameter_set_id = 0;
869 
870  vpic->pic_fields.bits.screen_content_flag = 0;
871  vpic->pic_fields.bits.enable_gpu_weighted_prediction = 0;
872 
873  // Per-CU QP changes are required for non-constant-QP modes.
874  vpic->pic_fields.bits.cu_qp_delta_enabled_flag =
875  ctx->va_rc_mode != VA_RC_CQP;
876  }
877 
878  {
879  mseq->video_parameter_set_id = 5;
880  mseq->seq_parameter_set_id = 5;
881 
882  mseq->vps_max_layers_minus1 = 0;
883  mseq->vps_max_sub_layers_minus1 = 0;
885  mseq->sps_max_sub_layers_minus1 = 0;
887 
888  for (i = 0; i < 32; i++) {
890  (i == vseq->general_profile_idc);
891  }
892 
897  mseq->general_inbld_flag = 0;
898 
901  mseq->vps_max_dec_pic_buffering_minus1[0] = (avctx->max_b_frames > 0) + 1;
902  mseq->vps_max_num_reorder_pics[0] = (avctx->max_b_frames > 0);
903  mseq->vps_max_latency_increase_plus1[0] = 0;
905  mseq->sps_max_dec_pic_buffering_minus1[0] = (avctx->max_b_frames > 0) + 1;
906  mseq->sps_max_num_reorder_pics[0] = (avctx->max_b_frames > 0);
907  mseq->sps_max_latency_increase_plus1[0] = 0;
908 
910  mseq->vps_num_units_in_tick = avctx->time_base.num;
911  mseq->vps_time_scale = avctx->time_base.den;
914 
915  if (avctx->width != ctx->surface_width ||
916  avctx->height != ctx->surface_height) {
917  mseq->conformance_window_flag = 1;
918  mseq->conf_win_left_offset = 0;
919  mseq->conf_win_right_offset =
920  (ctx->surface_width - avctx->width) / 2;
921  mseq->conf_win_top_offset = 0;
922  mseq->conf_win_bottom_offset =
923  (ctx->surface_height - avctx->height) / 2;
924  } else {
925  mseq->conformance_window_flag = 0;
926  }
927 
928  mseq->num_short_term_ref_pic_sets = 0;
929  // STRPSs should ideally be here rather than repeated in each slice.
930 
931  mseq->vui_parameters_present_flag = 1;
932  if (avctx->sample_aspect_ratio.num != 0) {
934  if (avctx->sample_aspect_ratio.num ==
935  avctx->sample_aspect_ratio.den) {
936  mseq->aspect_ratio_idc = 1;
937  } else {
938  mseq->aspect_ratio_idc = 255; // Extended SAR.
939  mseq->sar_width = avctx->sample_aspect_ratio.num;
940  mseq->sar_height = avctx->sample_aspect_ratio.den;
941  }
942  }
943  if (1) {
944  // Should this be conditional on some of these being set?
946  mseq->video_format = 5; // Unspecified.
947  mseq->video_full_range_flag = 0;
949  mseq->colour_primaries = avctx->color_primaries;
950  mseq->transfer_characteristics = avctx->color_trc;
951  mseq->matrix_coeffs = avctx->colorspace;
952  }
953  }
954 
955  return 0;
956 }
957 
959  VAAPIEncodePicture *pic)
960 {
961  VAAPIEncodeContext *ctx = avctx->priv_data;
962  VAEncPictureParameterBufferHEVC *vpic = pic->codec_picture_params;
963  VAAPIEncodeH265Context *priv = ctx->priv_data;
964  int i;
965 
966  if (pic->type == PICTURE_TYPE_IDR) {
967  av_assert0(pic->display_order == pic->encode_order);
968  priv->last_idr_frame = pic->display_order;
969  } else {
970  av_assert0(pic->encode_order > priv->last_idr_frame);
971  // Display order need not be if we have RA[SD]L pictures, though.
972  }
973 
974  vpic->decoded_curr_pic.picture_id = pic->recon_surface;
975  vpic->decoded_curr_pic.pic_order_cnt =
976  pic->display_order - priv->last_idr_frame;
977  vpic->decoded_curr_pic.flags = 0;
978 
979  for (i = 0; i < pic->nb_refs; i++) {
980  VAAPIEncodePicture *ref = pic->refs[i];
981  av_assert0(ref);
982  vpic->reference_frames[i].picture_id = ref->recon_surface;
983  vpic->reference_frames[i].pic_order_cnt =
984  ref->display_order - priv->last_idr_frame;
985  vpic->reference_frames[i].flags =
986  (ref->display_order < pic->display_order ?
987  VA_PICTURE_HEVC_RPS_ST_CURR_BEFORE : 0) |
988  (ref->display_order > pic->display_order ?
989  VA_PICTURE_HEVC_RPS_ST_CURR_AFTER : 0);
990  }
991  for (; i < FF_ARRAY_ELEMS(vpic->reference_frames); i++) {
992  vpic->reference_frames[i].picture_id = VA_INVALID_ID;
993  vpic->reference_frames[i].flags = VA_PICTURE_HEVC_INVALID;
994  }
995 
996  vpic->coded_buf = pic->output_buffer;
997 
998  switch (pic->type) {
999  case PICTURE_TYPE_IDR:
1000  vpic->nal_unit_type = HEVC_NAL_IDR_W_RADL;
1001  vpic->pic_fields.bits.idr_pic_flag = 1;
1002  vpic->pic_fields.bits.coding_type = 1;
1003  vpic->pic_fields.bits.reference_pic_flag = 1;
1004  break;
1005  case PICTURE_TYPE_I:
1006  vpic->nal_unit_type = HEVC_NAL_TRAIL_R;
1007  vpic->pic_fields.bits.idr_pic_flag = 0;
1008  vpic->pic_fields.bits.coding_type = 1;
1009  vpic->pic_fields.bits.reference_pic_flag = 1;
1010  break;
1011  case PICTURE_TYPE_P:
1012  vpic->nal_unit_type = HEVC_NAL_TRAIL_R;
1013  vpic->pic_fields.bits.idr_pic_flag = 0;
1014  vpic->pic_fields.bits.coding_type = 2;
1015  vpic->pic_fields.bits.reference_pic_flag = 1;
1016  break;
1017  case PICTURE_TYPE_B:
1018  vpic->nal_unit_type = HEVC_NAL_TRAIL_R;
1019  vpic->pic_fields.bits.idr_pic_flag = 0;
1020  vpic->pic_fields.bits.coding_type = 3;
1021  vpic->pic_fields.bits.reference_pic_flag = 0;
1022  break;
1023  default:
1024  av_assert0(0 && "invalid picture type");
1025  }
1026 
1027  pic->nb_slices = 1;
1028 
1029  return 0;
1030 }
1031 
1033  VAAPIEncodePicture *pic,
1034  VAAPIEncodeSlice *slice)
1035 {
1036  VAAPIEncodeContext *ctx = avctx->priv_data;
1037  VAEncPictureParameterBufferHEVC *vpic = pic->codec_picture_params;
1038  VAEncSliceParameterBufferHEVC *vslice = slice->codec_slice_params;
1039  VAAPIEncodeH265Context *priv = ctx->priv_data;
1040  VAAPIEncodeH265Slice *pslice;
1042  int i;
1043 
1044  slice->priv_data = av_mallocz(sizeof(*pslice));
1045  if (!slice->priv_data)
1046  return AVERROR(ENOMEM);
1047  pslice = slice->priv_data;
1048  mslice = &pslice->misc_slice_params;
1049 
1050  // Currently we only support one slice per frame.
1051  vslice->slice_segment_address = 0;
1052  vslice->num_ctu_in_slice = priv->ctu_width * priv->ctu_height;
1053 
1054  switch (pic->type) {
1055  case PICTURE_TYPE_IDR:
1056  case PICTURE_TYPE_I:
1057  vslice->slice_type = HEVC_SLICE_I;
1058  break;
1059  case PICTURE_TYPE_P:
1060  vslice->slice_type = HEVC_SLICE_P;
1061  break;
1062  case PICTURE_TYPE_B:
1063  vslice->slice_type = HEVC_SLICE_B;
1064  break;
1065  default:
1066  av_assert0(0 && "invalid picture type");
1067  }
1068 
1069  vslice->slice_pic_parameter_set_id = vpic->slice_pic_parameter_set_id;
1070 
1071  pslice->pic_order_cnt = pic->display_order - priv->last_idr_frame;
1072 
1073  for (i = 0; i < FF_ARRAY_ELEMS(vslice->ref_pic_list0); i++) {
1074  vslice->ref_pic_list0[i].picture_id = VA_INVALID_ID;
1075  vslice->ref_pic_list0[i].flags = VA_PICTURE_HEVC_INVALID;
1076  vslice->ref_pic_list1[i].picture_id = VA_INVALID_ID;
1077  vslice->ref_pic_list1[i].flags = VA_PICTURE_HEVC_INVALID;
1078  }
1079 
1080  av_assert0(pic->nb_refs <= 2);
1081  if (pic->nb_refs >= 1) {
1082  // Backward reference for P- or B-frame.
1083  av_assert0(pic->type == PICTURE_TYPE_P ||
1084  pic->type == PICTURE_TYPE_B);
1085 
1086  vslice->num_ref_idx_l0_active_minus1 = 0;
1087  vslice->ref_pic_list0[0] = vpic->reference_frames[0];
1088  }
1089  if (pic->nb_refs >= 2) {
1090  // Forward reference for B-frame.
1091  av_assert0(pic->type == PICTURE_TYPE_B);
1092 
1093  vslice->num_ref_idx_l1_active_minus1 = 0;
1094  vslice->ref_pic_list1[0] = vpic->reference_frames[1];
1095  }
1096 
1097  vslice->max_num_merge_cand = 5;
1098 
1099  if (pic->type == PICTURE_TYPE_B)
1100  vslice->slice_qp_delta = priv->fixed_qp_b - vpic->pic_init_qp;
1101  else if (pic->type == PICTURE_TYPE_P)
1102  vslice->slice_qp_delta = priv->fixed_qp_p - vpic->pic_init_qp;
1103  else
1104  vslice->slice_qp_delta = priv->fixed_qp_idr - vpic->pic_init_qp;
1105 
1106  vslice->slice_fields.bits.last_slice_of_pic_flag = 1;
1107 
1108  mslice->first_slice_segment_in_pic_flag = 1;
1109 
1110  if (pic->type == PICTURE_TYPE_IDR) {
1111  // No reference pictures.
1112  } else if (0) {
1113  mslice->short_term_ref_pic_set_sps_flag = 1;
1114  mslice->short_term_ref_pic_idx = 0;
1115  } else {
1116  VAAPIEncodePicture *st;
1117  int used;
1118 
1119  mslice->short_term_ref_pic_set_sps_flag = 0;
1121 
1122  for (st = ctx->pic_start; st; st = st->next) {
1123  if (st->encode_order >= pic->encode_order) {
1124  // Not yet in DPB.
1125  continue;
1126  }
1127  used = 0;
1128  for (i = 0; i < pic->nb_refs; i++) {
1129  if (pic->refs[i] == st)
1130  used = 1;
1131  }
1132  if (!used) {
1133  // Currently true, but need not be.
1134  continue;
1135  }
1136  // This only works for one instance of each (delta_poc_sN_minus1
1137  // is relative to the previous frame in the list, not relative to
1138  // the current frame directly).
1139  if (st->display_order < pic->display_order) {
1140  i = mslice->st_ref_pic_set.num_negative_pics;
1141  mslice->st_ref_pic_set.delta_poc_s0_minus1[i] =
1142  pic->display_order - st->display_order - 1;
1143  mslice->st_ref_pic_set.used_by_curr_pic_s0_flag[i] = used;
1145  } else {
1146  i = mslice->st_ref_pic_set.num_positive_pics;
1147  mslice->st_ref_pic_set.delta_poc_s1_minus1[i] =
1148  st->display_order - pic->display_order - 1;
1149  mslice->st_ref_pic_set.used_by_curr_pic_s1_flag[i] = used;
1151  }
1152  }
1153  }
1154 
1155  return 0;
1156 }
1157 
1159 {
1160  VAAPIEncodeContext *ctx = avctx->priv_data;
1161  VAAPIEncodeH265Context *priv = ctx->priv_data;
1163 
1164  priv->ctu_width = FFALIGN(ctx->surface_width, 32) / 32;
1165  priv->ctu_height = FFALIGN(ctx->surface_height, 32) / 32;
1166 
1167  av_log(avctx, AV_LOG_VERBOSE, "Input %ux%u -> Surface %ux%u -> CTU %ux%u.\n",
1168  avctx->width, avctx->height, ctx->surface_width,
1169  ctx->surface_height, priv->ctu_width, priv->ctu_height);
1170 
1171  if (ctx->va_rc_mode == VA_RC_CQP) {
1172  priv->fixed_qp_p = opt->qp;
1173  if (avctx->i_quant_factor > 0.0)
1174  priv->fixed_qp_idr = (int)((priv->fixed_qp_p * avctx->i_quant_factor +
1175  avctx->i_quant_offset) + 0.5);
1176  else
1177  priv->fixed_qp_idr = priv->fixed_qp_p;
1178  if (avctx->b_quant_factor > 0.0)
1179  priv->fixed_qp_b = (int)((priv->fixed_qp_p * avctx->b_quant_factor +
1180  avctx->b_quant_offset) + 0.5);
1181  else
1182  priv->fixed_qp_b = priv->fixed_qp_p;
1183 
1184  av_log(avctx, AV_LOG_DEBUG, "Using fixed QP = "
1185  "%d / %d / %d for IDR- / P- / B-frames.\n",
1186  priv->fixed_qp_idr, priv->fixed_qp_p, priv->fixed_qp_b);
1187 
1188  } else if (ctx->va_rc_mode == VA_RC_CBR ||
1189  ctx->va_rc_mode == VA_RC_VBR) {
1190  // These still need to be set for pic_init_qp/slice_qp_delta.
1191  priv->fixed_qp_idr = 30;
1192  priv->fixed_qp_p = 30;
1193  priv->fixed_qp_b = 30;
1194 
1195  av_log(avctx, AV_LOG_DEBUG, "Using %s-bitrate = %"PRId64" bps.\n",
1196  ctx->va_rc_mode == VA_RC_CBR ? "constant" : "variable",
1197  avctx->bit_rate);
1198 
1199  } else {
1200  av_assert0(0 && "Invalid RC mode.");
1201  }
1202 
1203  return 0;
1204 }
1205 
1208 
1209  .configure = &vaapi_encode_h265_configure,
1210 
1211  .sequence_params_size = sizeof(VAEncSequenceParameterBufferHEVC),
1212  .init_sequence_params = &vaapi_encode_h265_init_sequence_params,
1213 
1214  .picture_params_size = sizeof(VAEncPictureParameterBufferHEVC),
1215  .init_picture_params = &vaapi_encode_h265_init_picture_params,
1216 
1217  .slice_params_size = sizeof(VAEncSliceParameterBufferHEVC),
1218  .init_slice_params = &vaapi_encode_h265_init_slice_params,
1219 
1220  .sequence_header_type = VAEncPackedHeaderSequence,
1221  .write_sequence_header = &vaapi_encode_h265_write_sequence_header,
1222 
1223  .slice_header_type = VAEncPackedHeaderHEVC_Slice,
1224  .write_slice_header = &vaapi_encode_h265_write_slice_header,
1225 };
1226 
1228 {
1229  VAAPIEncodeContext *ctx = avctx->priv_data;
1230 
1231  ctx->codec = &vaapi_encode_type_h265;
1232 
1233  switch (avctx->profile) {
1234  case FF_PROFILE_HEVC_MAIN:
1235  case FF_PROFILE_UNKNOWN:
1236  ctx->va_profile = VAProfileHEVCMain;
1237  ctx->va_rt_format = VA_RT_FORMAT_YUV420;
1238  break;
1240 #ifdef VA_RT_FORMAT_YUV420_10BPP
1241  ctx->va_profile = VAProfileHEVCMain10;
1242  ctx->va_rt_format = VA_RT_FORMAT_YUV420_10BPP;
1243  break;
1244 #else
1245  av_log(avctx, AV_LOG_ERROR, "10-bit encoding is not "
1246  "supported with this VAAPI version.\n");
1247  return AVERROR(ENOSYS);
1248 #endif
1249  default:
1250  av_log(avctx, AV_LOG_ERROR, "Unknown H.265 profile %d.\n",
1251  avctx->profile);
1252  return AVERROR(EINVAL);
1253  }
1254  ctx->va_entrypoint = VAEntrypointEncSlice;
1255 
1256  if (avctx->bit_rate > 0) {
1257  if (avctx->rc_max_rate == avctx->bit_rate)
1258  ctx->va_rc_mode = VA_RC_CBR;
1259  else
1260  ctx->va_rc_mode = VA_RC_VBR;
1261  } else
1262  ctx->va_rc_mode = VA_RC_CQP;
1263 
1264  ctx->va_packed_headers =
1265  VA_ENC_PACKED_HEADER_SEQUENCE | // VPS, SPS and PPS.
1266  VA_ENC_PACKED_HEADER_SLICE; // Slice headers.
1267 
1268  ctx->surface_width = FFALIGN(avctx->width, 16);
1269  ctx->surface_height = FFALIGN(avctx->height, 16);
1270 
1271  return ff_vaapi_encode_init(avctx);
1272 }
1273 
1274 #define OFFSET(x) (offsetof(VAAPIEncodeContext, codec_options_data) + \
1275  offsetof(VAAPIEncodeH265Options, x))
1276 #define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
1278  { "qp", "Constant QP (for P-frames; scaled by qfactor/qoffset for I/B)",
1279  OFFSET(qp), AV_OPT_TYPE_INT, { .i64 = 25 }, 0, 52, FLAGS },
1280  { NULL },
1281 };
1282 
1284  { "profile", "1" },
1285  { "level", "51" },
1286  { "b", "0" },
1287  { "bf", "2" },
1288  { "g", "120" },
1289  { "i_qfactor", "1" },
1290  { "i_qoffset", "0" },
1291  { "b_qfactor", "6/5" },
1292  { "b_qoffset", "0" },
1293  { NULL },
1294 };
1295 
1297  .class_name = "h265_vaapi",
1298  .item_name = av_default_item_name,
1299  .option = vaapi_encode_h265_options,
1300  .version = LIBAVUTIL_VERSION_INT,
1301 };
1302 
1304  .name = "hevc_vaapi",
1305  .long_name = NULL_IF_CONFIG_SMALL("H.265/HEVC (VAAPI)"),
1306  .type = AVMEDIA_TYPE_VIDEO,
1307  .id = AV_CODEC_ID_HEVC,
1308  .priv_data_size = (sizeof(VAAPIEncodeContext) +
1309  sizeof(VAAPIEncodeH265Options)),
1311  .encode2 = &ff_vaapi_encode2,
1312  .close = &ff_vaapi_encode_close,
1313  .priv_class = &vaapi_encode_h265_class,
1314  .capabilities = AV_CODEC_CAP_DELAY,
1315  .defaults = vaapi_encode_h265_defaults,
1316  .pix_fmts = (const enum AVPixelFormat[]) {
1319  },
1320 };
#define NULL
Definition: coverity.c:32
AVRational framerate
Definition: avcodec.h:3460
VAProfile va_profile
Definition: vaapi_encode.h:96
unsigned int delta_poc_s0_minus1[MAX_DPB_PICS]
#define MAX_ST_REF_PIC_SETS
static void vaapi_encode_h265_write_vps(PutBitContext *pbc, VAAPIEncodeContext *ctx)
VAEntrypoint va_entrypoint
Definition: vaapi_encode.h:98
#define mstrps_var(name)
AVOption.
Definition: opt.h:246
ptrdiff_t const GLvoid * data
Definition: opengl_enc.c:101
#define mseq_var(name)
int64_t bit_rate
the average bitrate
Definition: avcodec.h:1826
#define LIBAVUTIL_VERSION_INT
Definition: version.h:86
av_cold int ff_vaapi_encode_init(AVCodecContext *avctx)
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
int max_b_frames
maximum number of B-frames between non-B-frames Note: The output will be delayed by max_b_frames+1 re...
Definition: avcodec.h:2047
static void vaapi_encode_h265_write_vui_parameters(PutBitContext *pbc, VAAPIEncodeContext *ctx)
av_cold int ff_vaapi_encode_close(AVCodecContext *avctx)
int num
Numerator.
Definition: rational.h:59
static const AVClass vaapi_encode_h265_class
int av_log2(unsigned v)
Definition: intmath.c:26
size_t priv_data_size
Definition: vaapi_encode.h:218
AVRational sample_aspect_ratio
sample aspect ratio (0 if unknown) That is the width of a pixel divided by the height of the pixel...
Definition: avcodec.h:2172
VAAPIEncodeH265MiscSliceParams misc_slice_params
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
Definition: mem.c:222
void * codec_sequence_params
Definition: vaapi_encode.h:168
static const AVCodecDefault vaapi_encode_h265_defaults[]
int profile
profile
Definition: avcodec.h:3266
AVCodec.
Definition: avcodec.h:3739
float i_quant_offset
qscale offset between P and I-frames
Definition: avcodec.h:2105
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
Definition: avcodec.h:1898
unsigned int va_packed_headers
Definition: vaapi_encode.h:105
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
Definition: log.h:72
#define AV_CODEC_CAP_DELAY
Encoder or decoder requires flushing with NULL input at the end in order to give the complete and cor...
Definition: avcodec.h:1027
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
#define av_cold
Definition: attributes.h:82
AVOptions.
unsigned int delta_poc_s1_minus1[MAX_DPB_PICS]
float b_quant_factor
qscale factor between IP and B-frames If > 0 then the last P-frame quantizer will be used (q= lastp_q...
Definition: avcodec.h:2056
#define FF_PROFILE_HEVC_MAIN
Definition: avcodec.h:3354
struct VAAPIEncodeH265MiscSequenceParams::@133 lt_ref_pic
#define se(...)
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:192
VASurfaceID recon_surface
Definition: vaapi_encode.h:71
unsigned int vps_max_dec_pic_buffering_minus1[MAX_LAYERS]
#define FF_PROFILE_HEVC_MAIN_10
Definition: avcodec.h:3355
#define mslice_var(name)
#define FFALIGN(x, a)
Definition: macros.h:48
#define av_log(a,...)
char layer_id_included_flag[MAX_LAYERS][64]
VAEncMiscParameterHRD hrd
#define ue(...)
unsigned int va_rc_mode
Definition: vaapi_encode.h:102
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
static void vaapi_encode_h265_write_slice_header2(PutBitContext *pbc, VAAPIEncodeContext *ctx, VAAPIEncodePicture *pic, VAAPIEncodeSlice *slice)
av_default_item_name
#define AVERROR(e)
Definition: error.h:43
static av_cold int vaapi_encode_h265_init(AVCodecContext *avctx)
VAEncMiscParameterRateControl rc
int ff_vaapi_encode2(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *input_image, int *got_packet)
Definition: vaapi_encode.c:851
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:179
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
Definition: log.h:197
#define MAX_DPB_PICS
static int vaapi_encode_h265_init_sequence_params(AVCodecContext *avctx)
simple assert() macros that are a bit more flexible than ISO C assert().
VAAPIEncodeH265MiscSequenceParams misc_sequence_params
const char * name
Name of the codec implementation.
Definition: avcodec.h:3746
float i_quant_factor
qscale factor between P- and I-frames If > 0 then the last P-frame quantizer will be used (q = lastp_...
Definition: avcodec.h:2098
static const AVOption vaapi_encode_h265_options[]
struct VAAPIEncodeH265Context::@134 rc_params
#define vslice_field(name)
void * codec_picture_params
Definition: vaapi_encode.h:80
static int put_bits_count(PutBitContext *s)
Definition: put_bits.h:85
struct VAAPIEncodeH265Context::@135 hrd_params
static int vaapi_encode_h265_init_slice_params(AVCodecContext *avctx, VAAPIEncodePicture *pic, VAAPIEncodeSlice *slice)
common internal API header
unsigned int vps_max_num_reorder_pics[MAX_LAYERS]
static const VAAPIEncodeType vaapi_encode_type_h265
static const struct TransferCharacteristics transfer_characteristics[AVCOL_TRC_NB]
int width
picture width / height.
Definition: avcodec.h:1948
#define FLAGS
char used_by_curr_pic_s0_flag[MAX_DPB_PICS]
#define FF_PROFILE_UNKNOWN
Definition: avcodec.h:3267
AVCodec ff_hevc_vaapi_encoder
AVFormatContext * ctx
Definition: movenc.c:48
enum AVColorPrimaries color_primaries
Chromaticity coordinates of the source primaries.
Definition: avcodec.h:2477
unsigned int va_rt_format
Definition: vaapi_encode.h:100
#define vpic_field(name)
struct VAAPIEncodePicture * next
Definition: vaapi_encode.h:56
int level
level
Definition: avcodec.h:3364
void * codec_picture_params
Definition: vaapi_encode.h:172
static int vaapi_encode_h265_init_picture_params(AVCodecContext *avctx, VAAPIEncodePicture *pic)
static void vaapi_encode_h265_write_pps(PutBitContext *pbc, VAAPIEncodeContext *ctx)
static void vaapi_encode_h265_write_sps(PutBitContext *pbc, VAAPIEncodeContext *ctx)
#define FF_ARRAY_ELEMS(a)
unsigned int sps_max_dec_pic_buffering_minus1[MAX_LAYERS]
struct VAAPIEncodePicture * refs[MAX_PICTURE_REFERENCES]
Definition: vaapi_encode.h:83
#define OFFSET(x)
static void vaapi_encode_h265_write_nal_unit_header(PutBitContext *pbc, int nal_unit_type)
static int vaapi_encode_h265_write_slice_header(AVCodecContext *avctx, VAAPIEncodePicture *pic, VAAPIEncodeSlice *slice, char *data, size_t *data_len)
const struct VAAPIEncodeType * codec
Definition: vaapi_encode.h:93
Libavcodec external API header.
VAAPIEncodePicture * pic_start
Definition: vaapi_encode.h:175
unsigned int num_positive_pics
main external API structure.
Definition: avcodec.h:1761
unsigned int vps_max_latency_increase_plus1[MAX_LAYERS]
char used_by_curr_pic_s1_flag[MAX_DPB_PICS]
Describe the class of an AVClass context structure.
Definition: log.h:67
enum AVColorSpace colorspace
YUV colorspace type.
Definition: avcodec.h:2491
enum AVColorTransferCharacteristic color_trc
Color Transfer Characteristic.
Definition: avcodec.h:2484
VAEncMiscParameterBuffer misc
unsigned int sps_max_num_reorder_pics[MAX_LAYERS]
float b_quant_offset
qscale offset between IP and B-frames
Definition: avcodec.h:2075
unsigned int num_negative_pics
#define u(width,...)
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:266
#define vseq_field(name)
static int vaapi_encode_h265_write_sequence_header(AVCodecContext *avctx, char *data, size_t *data_len)
static void vaapi_encode_h265_write_st_ref_pic_set(PutBitContext *pbc, int st_rps_idx, VAAPIEncodeH265STRPS *mstrps)
int gop_size
the number of pictures in a group of pictures, or 0 for intra_only
Definition: avcodec.h:1974
VAAPIEncodeH265STRPS st_ref_pic_set
int
static av_cold int vaapi_encode_h265_configure(AVCodecContext *avctx)
common internal api header.
static void flush_put_bits(PutBitContext *s)
Pad the end of the output stream with zeros.
Definition: put_bits.h:101
static int ref[MAX_W *MAX_W]
Definition: jpeg2000dwt.c:107
static void init_put_bits(PutBitContext *s, uint8_t *buffer, int buffer_size)
Initialize the PutBitContext s.
Definition: put_bits.h:48
int den
Denominator.
Definition: rational.h:60
static void vaapi_encode_h265_write_profile_tier_level(PutBitContext *pbc, VAAPIEncodeContext *ctx)
void * priv_data
Definition: avcodec.h:1803
#define vpic_var(name)
unsigned int sps_max_latency_increase_plus1[MAX_LAYERS]
pixel format definitions
static const float matrix_coeffs[8]
Definition: atrac3data.h:137
void * codec_slice_params
Definition: vaapi_encode.h:52
VAAPIEncodeH265STRPS st_ref_pic_set[MAX_ST_REF_PIC_SETS]
static void vaapi_encode_h265_write_rbsp_trailing_bits(PutBitContext *pbc)
static const AVCodecDefault defaults[]
Definition: dcaenc.c:1275
#define MAX_LAYERS
VABufferID output_buffer
Definition: vaapi_encode.h:77
AVPixelFormat
Pixel format.
Definition: pixfmt.h:60
#define vseq_var(name)
#define vslice_var(name)
int64_t rc_max_rate
maximum bitrate
Definition: avcodec.h:2762
int ff_vaapi_encode_h26x_nal_unit_to_byte_stream(uint8_t *dst, size_t *dst_bit_len, uint8_t *src, size_t src_bit_len)
static uint8_t tmp[11]
Definition: aes_ctr.c:26
bitstream writer API