diff options
| -rw-r--r-- | Changelog | 2 | ||||
| -rwxr-xr-x | configure | 3 | ||||
| -rw-r--r-- | libavcodec/Makefile | 1 | ||||
| -rw-r--r-- | libavcodec/allcodecs.c | 1 | ||||
| -rw-r--r-- | libavcodec/vaapi_encode_h265.c | 1257 |
5 files changed, 1263 insertions, 1 deletions
@@ -53,7 +53,7 @@ version <next>: - compressed SWF - VAAPI-accelerated format conversion and scaling - libnpp/CUDA-accelerated format conversion and scaling -- VAAPI-accelerate H.264 encoding +- VAAPI-accelerate H.264/HEVC encoding version 11: @@ -1967,6 +1967,8 @@ hevc_qsv_encoder_deps="libmfx" hevc_qsv_decoder_deps="libmfx" hevc_qsv_decoder_select="hevc_mp4toannexb_bsf hevc_parser qsvdec hevc_qsv_hwaccel" hevc_qsv_encoder_select="qsvenc" +hevc_vaapi_encoder_deps="VAEncPictureParameterBufferHEVC" +hevc_vaapi_encoder_select="vaapi_encode golomb" huffyuv_decoder_select="bswapdsp huffyuvdsp" huffyuv_encoder_select="bswapdsp huffman huffyuvencdsp" iac_decoder_select="imc_decoder" @@ -4470,6 +4472,7 @@ check_type "d3d9.h dxva2api.h" DXVA2_ConfigPictureDecode -D_WIN32_WINNT=0x0602 check_type "va/va.h va/va_vpp.h" "VAProcPipelineParameterBuffer" check_type "va/va.h va/va_enc_h264.h" "VAEncPictureParameterBufferH264" +check_type "va/va.h va/va_enc_hevc.h" "VAEncPictureParameterBufferHEVC" check_type "vdpau/vdpau.h" "VdpPictureInfoHEVC" diff --git a/libavcodec/Makefile b/libavcodec/Makefile index 1562339ee3..d614a67441 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -268,6 +268,7 @@ OBJS-$(CONFIG_HEVC_DECODER) += hevc.o hevc_mvs.o hevc_ps.o hevc_sei.o OBJS-$(CONFIG_HEVC_NVENC_ENCODER) += nvenc_hevc.o OBJS-$(CONFIG_HEVC_QSV_DECODER) += qsvdec_h2645.o OBJS-$(CONFIG_HEVC_QSV_ENCODER) += qsvenc_hevc.o hevc_ps_enc.o h2645_parse.o +OBJS-$(CONFIG_HEVC_VAAPI_ENCODER) += vaapi_encode_h265.o vaapi_encode_h26x.o OBJS-$(CONFIG_HNM4_VIDEO_DECODER) += hnm4video.o OBJS-$(CONFIG_HQ_HQA_DECODER) += hq_hqa.o hq_hqadata.o hq_hqadsp.o \ canopus.o diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c index 4d3eaa17ae..b37b31dd7b 100644 --- a/libavcodec/allcodecs.c +++ b/libavcodec/allcodecs.c @@ -170,6 +170,7 @@ void avcodec_register_all(void) REGISTER_ENCDEC (HAP, hap); REGISTER_DECODER(HEVC, hevc); REGISTER_DECODER(HEVC_QSV, hevc_qsv); + REGISTER_ENCODER(HEVC_VAAPI, hevc_vaapi); REGISTER_DECODER(HNM4_VIDEO, hnm4_video); REGISTER_DECODER(HQ_HQA, hq_hqa); REGISTER_DECODER(HQX, hqx); diff --git a/libavcodec/vaapi_encode_h265.c b/libavcodec/vaapi_encode_h265.c new file mode 100644 index 0000000000..0aa40e31b6 --- /dev/null +++ b/libavcodec/vaapi_encode_h265.c @@ -0,0 +1,1257 @@ +/* + * This file is part of Libav. + * + * Libav is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * Libav is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <va/va.h> +#include <va/va_enc_hevc.h> + +#include "libavutil/avassert.h" +#include "libavutil/internal.h" +#include "libavutil/opt.h" +#include "libavutil/pixfmt.h" + +#include "avcodec.h" +#include "hevc.h" +#include "internal.h" +#include "put_bits.h" +#include "vaapi_encode.h" +#include "vaapi_encode_h26x.h" + + +#define MAX_ST_REF_PIC_SETS 32 +#define MAX_DPB_PICS 16 +#define MAX_LAYERS 1 + + +typedef struct VAAPIEncodeH265STRPS { + char inter_ref_pic_set_prediction_flag; + + unsigned int num_negative_pics; + unsigned int num_positive_pics; + + unsigned int delta_poc_s0_minus1[MAX_DPB_PICS]; + char used_by_curr_pic_s0_flag[MAX_DPB_PICS]; + + unsigned int delta_poc_s1_minus1[MAX_DPB_PICS]; + char used_by_curr_pic_s1_flag[MAX_DPB_PICS]; +} VAAPIEncodeH265STRPS; + +// This structure contains all possibly-useful per-sequence syntax elements +// which are not already contained in the various VAAPI structures. +typedef struct VAAPIEncodeH265MiscSequenceParams { + + // Parameter set IDs. + unsigned int video_parameter_set_id; + unsigned int seq_parameter_set_id; + + // Layering. + unsigned int vps_max_layers_minus1; + unsigned int vps_max_sub_layers_minus1; + char vps_temporal_id_nesting_flag; + unsigned int vps_max_layer_id; + unsigned int vps_num_layer_sets_minus1; + unsigned int sps_max_sub_layers_minus1; + char sps_temporal_id_nesting_flag; + char layer_id_included_flag[MAX_LAYERS][64]; + + // Profile/tier/level parameters. + char general_profile_compatibility_flag[32]; + char general_progressive_source_flag; + char general_interlaced_source_flag; + char general_non_packed_constraint_flag; + char general_frame_only_constraint_flag; + char general_inbld_flag; + + // Decode/display ordering parameters. + unsigned int log2_max_pic_order_cnt_lsb_minus4; + char vps_sub_layer_ordering_info_present_flag; + unsigned int vps_max_dec_pic_buffering_minus1[MAX_LAYERS]; + unsigned int vps_max_num_reorder_pics[MAX_LAYERS]; + unsigned int vps_max_latency_increase_plus1[MAX_LAYERS]; + char sps_sub_layer_ordering_info_present_flag; + unsigned int sps_max_dec_pic_buffering_minus1[MAX_LAYERS]; + unsigned int sps_max_num_reorder_pics[MAX_LAYERS]; + unsigned int sps_max_latency_increase_plus1[MAX_LAYERS]; + + // Timing information. + char vps_timing_info_present_flag; + unsigned int vps_num_units_in_tick; + unsigned int vps_time_scale; + char vps_poc_proportional_to_timing_flag; + unsigned int vps_num_ticks_poc_diff_minus1; + + // Cropping information. + char conformance_window_flag; + unsigned int conf_win_left_offset; + unsigned int conf_win_right_offset; + unsigned int conf_win_top_offset; + unsigned int conf_win_bottom_offset; + + // Short-term reference picture sets. + unsigned int num_short_term_ref_pic_sets; + VAAPIEncodeH265STRPS st_ref_pic_set[MAX_ST_REF_PIC_SETS]; + + // Long-term reference pictures. + char long_term_ref_pics_present_flag; + unsigned int num_long_term_ref_pics_sps; + struct { + unsigned int lt_ref_pic_poc_lsb_sps; + char used_by_curr_pic_lt_sps_flag; + } lt_ref_pic; + + // Deblocking filter control. + char deblocking_filter_control_present_flag; + char deblocking_filter_override_enabled_flag; + char pps_deblocking_filter_disabled_flag; + int pps_beta_offset_div2; + int pps_tc_offset_div2; + + // Video Usability Information. + char vui_parameters_present_flag; + char aspect_ratio_info_present_flag; + unsigned int aspect_ratio_idc; + unsigned int sar_width; + unsigned int sar_height; + char video_signal_type_present_flag; + unsigned int video_format; + char video_full_range_flag; + char colour_description_present_flag; + unsigned int colour_primaries; + unsigned int transfer_characteristics; + unsigned int matrix_coeffs; + + // Oddments. + char uniform_spacing_flag; + char output_flag_present_flag; + char cabac_init_present_flag; + unsigned int num_extra_slice_header_bits; + char lists_modification_present_flag; + char pps_slice_chroma_qp_offsets_present_flag; + char pps_slice_chroma_offset_list_enabled_flag; +} VAAPIEncodeH265MiscSequenceParams; + +// This structure contains all possibly-useful per-slice syntax elements +// which are not already contained in the various VAAPI structures. +typedef struct VAAPIEncodeH265MiscSliceParams { + // Slice segments. + char first_slice_segment_in_pic_flag; + unsigned int slice_segment_address; + + // Short-term reference picture sets. + char short_term_ref_pic_set_sps_flag; + unsigned int short_term_ref_pic_idx; + VAAPIEncodeH265STRPS st_ref_pic_set; + + // Deblocking filter. + char deblocking_filter_override_flag; + + // Oddments. + char slice_reserved_flag[8]; + char no_output_of_prior_pics_flag; + char pic_output_flag; +} VAAPIEncodeH265MiscSliceParams; + +typedef struct VAAPIEncodeH265Slice { + VAAPIEncodeH265MiscSliceParams misc_slice_params; + + int64_t pic_order_cnt; +} VAAPIEncodeH265Slice; + +typedef struct VAAPIEncodeH265Context { + VAAPIEncodeH265MiscSequenceParams misc_sequence_params; + + unsigned int ctu_width; + unsigned int ctu_height; + + int fixed_qp_idr; + int fixed_qp_p; + int fixed_qp_b; + + int64_t last_idr_frame; +} VAAPIEncodeH265Context; + + +#define vseq_var(name) vseq->name, name +#define vseq_field(name) vseq->seq_fields.bits.name, name +#define vpic_var(name) vpic->name, name +#define vpic_field(name) vpic->pic_fields.bits.name, name +#define vslice_var(name) vslice->name, name +#define vslice_field(name) vslice->slice_fields.bits.name, name +#define mseq_var(name) mseq->name, name +#define mslice_var(name) mslice->name, name +#define mstrps_var(name) mstrps->name, name + +static void vaapi_encode_h265_write_nal_unit_header(PutBitContext *pbc, + int nal_unit_type) +{ + u(1, 0, forbidden_zero_bit); + u(6, nal_unit_type, nal_unit_type); + u(6, 0, nuh_layer_id); + u(3, 1, nuh_temporal_id_plus1); +} + +static void vaapi_encode_h265_write_rbsp_trailing_bits(PutBitContext *pbc) +{ + u(1, 1, rbsp_stop_one_bit); + while (put_bits_count(pbc) & 7) + u(1, 0, rbsp_alignment_zero_bit); +} + +static void vaapi_encode_h265_write_profile_tier_level(PutBitContext *pbc, + VAAPIEncodeContext *ctx) +{ + VAEncSequenceParameterBufferHEVC *vseq = ctx->codec_sequence_params; + VAAPIEncodeH265Context *priv = ctx->priv_data; + VAAPIEncodeH265MiscSequenceParams *mseq = &priv->misc_sequence_params; + int j; + + if (1) { + u(2, 0, general_profile_space); + u(1, vseq_var(general_tier_flag)); + u(5, vseq_var(general_profile_idc)); + + for (j = 0; j < 32; j++) { + u(1, mseq_var(general_profile_compatibility_flag[j])); + } + + u(1, mseq_var(general_progressive_source_flag)); + u(1, mseq_var(general_interlaced_source_flag)); + u(1, mseq_var(general_non_packed_constraint_flag)); + u(1, mseq_var(general_frame_only_constraint_flag)); + + if (0) { + // Not main profile. + // Lots of extra constraint flags. + } else { + // put_bits only handles up to 31 bits. + u(23, 0, general_reserved_zero_43bits); + u(20, 0, general_reserved_zero_43bits); + } + + if (vseq->general_profile_idc >= 1 && vseq->general_profile_idc <= 5) { + u(1, mseq_var(general_inbld_flag)); + } else { + u(1, 0, general_reserved_zero_bit); + } + } + + u(8, vseq_var(general_level_idc)); + + // No sublayers. +} + +static void vaapi_encode_h265_write_vps(PutBitContext *pbc, + VAAPIEncodeContext *ctx) +{ + VAAPIEncodeH265Context *priv = ctx->priv_data; + VAAPIEncodeH265MiscSequenceParams *mseq = &priv->misc_sequence_params; + int i, j; + + vaapi_encode_h265_write_nal_unit_header(pbc, NAL_VPS); + + u(4, mseq->video_parameter_set_id, vps_video_parameter_set_id); + + u(1, 1, vps_base_layer_internal_flag); + u(1, 1, vps_base_layer_available_flag); + u(6, mseq_var(vps_max_layers_minus1)); + u(3, mseq_var(vps_max_sub_layers_minus1)); + u(1, mseq_var(vps_temporal_id_nesting_flag)); + + u(16, 0xffff, vps_reserved_0xffff_16bits); + + vaapi_encode_h265_write_profile_tier_level(pbc, ctx); + + u(1, mseq_var(vps_sub_layer_ordering_info_present_flag)); + for (i = (mseq->vps_sub_layer_ordering_info_present_flag ? + 0 : mseq->vps_max_sub_layers_minus1); + i <= mseq->vps_max_sub_layers_minus1; i++) { + ue(mseq_var(vps_max_dec_pic_buffering_minus1[i])); + ue(mseq_var(vps_max_num_reorder_pics[i])); + ue(mseq_var(vps_max_latency_increase_plus1[i])); + } + + u(6, mseq_var(vps_max_layer_id)); + ue(mseq_var(vps_num_layer_sets_minus1)); + for (i = 1; i <= mseq->vps_num_layer_sets_minus1; i++) { + for (j = 0; j < mseq->vps_max_layer_id; j++) + u(1, mseq_var(layer_id_included_flag[i][j])); + } + + u(1, mseq_var(vps_timing_info_present_flag)); + if (mseq->vps_timing_info_present_flag) { + u(1, 0, put_bits_hack_zero_bit); + u(31, mseq_var(vps_num_units_in_tick)); + u(1, 0, put_bits_hack_zero_bit); + u(31, mseq_var(vps_time_scale)); + u(1, mseq_var(vps_poc_proportional_to_timing_flag)); + if (mseq->vps_poc_proportional_to_timing_flag) { + ue(mseq_var(vps_num_ticks_poc_diff_minus1)); + } + ue(0, vps_num_hrd_parameters); + } + + u(1, 0, vps_extension_flag); + + vaapi_encode_h265_write_rbsp_trailing_bits(pbc); +} + +static void vaapi_encode_h265_write_st_ref_pic_set(PutBitContext *pbc, + int st_rps_idx, + VAAPIEncodeH265STRPS *mstrps) +{ + int i; + + if (st_rps_idx != 0) + u(1, mstrps_var(inter_ref_pic_set_prediction_flag)); + + if (mstrps->inter_ref_pic_set_prediction_flag) { + av_assert0(0 && "inter ref pic set prediction not supported"); + } else { + ue(mstrps_var(num_negative_pics)); + ue(mstrps_var(num_positive_pics)); + + for (i = 0; i < mstrps->num_negative_pics; i++) { + ue(mstrps_var(delta_poc_s0_minus1[i])); + u(1, mstrps_var(used_by_curr_pic_s0_flag[i])); + } + for (i = 0; i < mstrps->num_positive_pics; i++) { + ue(mstrps_var(delta_poc_s1_minus1[i])); + u(1, mstrps_var(used_by_curr_pic_s1_flag[i])); + } + } +} + +static void vaapi_encode_h265_write_vui_parameters(PutBitContext *pbc, + VAAPIEncodeContext *ctx) +{ + VAAPIEncodeH265Context *priv = ctx->priv_data; + VAAPIEncodeH265MiscSequenceParams *mseq = &priv->misc_sequence_params; + + u(1, mseq_var(aspect_ratio_info_present_flag)); + if (mseq->aspect_ratio_info_present_flag) { + u(8, mseq_var(aspect_ratio_idc)); + if (mseq->aspect_ratio_idc == 255) { + u(16, mseq_var(sar_width)); + u(16, mseq_var(sar_height)); + } + } + + u(1, 0, overscan_info_present_flag); + + u(1, mseq_var(video_signal_type_present_flag)); + if (mseq->video_signal_type_present_flag) { + u(3, mseq_var(video_format)); + u(1, mseq_var(video_full_range_flag)); + u(1, mseq_var(colour_description_present_flag)); + if (mseq->colour_description_present_flag) { + u(8, mseq_var(colour_primaries)); + u(8, mseq_var(transfer_characteristics)); + u(8, mseq_var(matrix_coeffs)); + } + } + + u(1, 0, chroma_loc_info_present_flag); + u(1, 0, neutral_chroma_indication_flag); + u(1, 0, field_seq_flag); + u(1, 0, frame_field_info_present_flag); + u(1, 0, default_display_window_flag); + u(1, 0, vui_timing_info_present_flag); + u(1, 0, bitstream_restriction_flag_flag); +} + +static void vaapi_encode_h265_write_sps(PutBitContext *pbc, + VAAPIEncodeContext *ctx) +{ + VAEncSequenceParameterBufferHEVC *vseq = ctx->codec_sequence_params; + VAAPIEncodeH265Context *priv = ctx->priv_data; + VAAPIEncodeH265MiscSequenceParams *mseq = &priv->misc_sequence_params; + int i; + + vaapi_encode_h265_write_nal_unit_header(pbc, NAL_SPS); + + u(4, mseq->video_parameter_set_id, sps_video_parameter_set_id); + + u(3, mseq_var(sps_max_sub_layers_minus1)); + u(1, mseq_var(sps_temporal_id_nesting_flag)); + + vaapi_encode_h265_write_profile_tier_level(pbc, ctx); + + ue(mseq->seq_parameter_set_id, sps_seq_parameter_set_id); + ue(vseq_field(chroma_format_idc)); + if (vseq->seq_fields.bits.chroma_format_idc == 3) + u(1, 0, separate_colour_plane_flag); + + ue(vseq_var(pic_width_in_luma_samples)); + ue(vseq_var(pic_height_in_luma_samples)); + + u(1, mseq_var(conformance_window_flag)); + if (mseq->conformance_window_flag) { + ue(mseq_var(conf_win_left_offset)); + ue(mseq_var(conf_win_right_offset)); + ue(mseq_var(conf_win_top_offset)); + ue(mseq_var(conf_win_bottom_offset)); + } + + ue(vseq_field(bit_depth_luma_minus8)); + ue(vseq_field(bit_depth_chroma_minus8)); + + ue(mseq_var(log2_max_pic_order_cnt_lsb_minus4)); + + u(1, mseq_var(sps_sub_layer_ordering_info_present_flag)); + for (i = (mseq->sps_sub_layer_ordering_info_present_flag ? + 0 : mseq->sps_max_sub_layers_minus1); + i <= mseq->sps_max_sub_layers_minus1; i++) { + ue(mseq_var(sps_max_dec_pic_buffering_minus1[i])); + ue(mseq_var(sps_max_num_reorder_pics[i])); + ue(mseq_var(sps_max_latency_increase_plus1[i])); + } + + ue(vseq_var(log2_min_luma_coding_block_size_minus3)); + ue(vseq_var(log2_diff_max_min_luma_coding_block_size)); + ue(vseq_var(log2_min_transform_block_size_minus2)); + ue(vseq_var(log2_diff_max_min_transform_block_size)); + ue(vseq_var(max_transform_hierarchy_depth_inter)); + ue(vseq_var(max_transform_hierarchy_depth_intra)); + + u(1, vseq_field(scaling_list_enabled_flag)); + if (vseq->seq_fields.bits.scaling_list_enabled_flag) { + u(1, 0, sps_scaling_list_data_present_flag); + } + + u(1, vseq_field(amp_enabled_flag)); + u(1, vseq_field(sample_adaptive_offset_enabled_flag)); + + u(1, vseq_field(pcm_enabled_flag)); + if (vseq->seq_fields.bits.pcm_enabled_flag) { + u(4, vseq_var(pcm_sample_bit_depth_luma_minus1)); + u(4, vseq_var(pcm_sample_bit_depth_chroma_minus1)); + ue(vseq_var(log2_min_pcm_luma_coding_block_size_minus3)); + ue(vseq->log2_max_pcm_luma_coding_block_size_minus3 - + vseq->log2_min_pcm_luma_coding_block_size_minus3, + log2_diff_max_min_pcm_luma_coding_block_size); + u(1, vseq_field(pcm_loop_filter_disabled_flag)); + } + + ue(mseq_var(num_short_term_ref_pic_sets)); + for (i = 0; i < mseq->num_short_term_ref_pic_sets; i++) + vaapi_encode_h265_write_st_ref_pic_set(pbc, i, + &mseq->st_ref_pic_set[i]); + + u(1, mseq_var(long_term_ref_pics_present_flag)); + if (mseq->long_term_ref_pics_present_flag) { + ue(0, num_long_term_ref_pics_sps); + } + + u(1, vseq_field(sps_temporal_mvp_enabled_flag)); + u(1, vseq_field(strong_intra_smoothing_enabled_flag)); + + u(1, mseq_var(vui_parameters_present_flag)); + if (mseq->vui_parameters_present_flag) { + vaapi_encode_h265_write_vui_parameters(pbc, ctx); + } + + u(1, 0, sps_extension_present_flag); + + vaapi_encode_h265_write_rbsp_trailing_bits(pbc); +} + +static void vaapi_encode_h265_write_pps(PutBitContext *pbc, + VAAPIEncodeContext *ctx) +{ + VAEncPictureParameterBufferHEVC *vpic = ctx->codec_picture_params; + VAAPIEncodeH265Context *priv = ctx->priv_data; + VAAPIEncodeH265MiscSequenceParams *mseq = &priv->misc_sequence_params; + int i; + + vaapi_encode_h265_write_nal_unit_header(pbc, NAL_PPS); + + ue(vpic->slice_pic_parameter_set_id, pps_pic_parameter_set_id); + ue(mseq->seq_parameter_set_id, pps_seq_parameter_set_id); + + u(1, vpic_field(dependent_slice_segments_enabled_flag)); + u(1, mseq_var(output_flag_present_flag)); + u(3, mseq_var(num_extra_slice_header_bits)); + u(1, vpic_field(sign_data_hiding_enabled_flag)); + u(1, mseq_var(cabac_init_present_flag)); + + ue(vpic_var(num_ref_idx_l0_default_active_minus1)); + ue(vpic_var(num_ref_idx_l1_default_active_minus1)); + + se(vpic->pic_init_qp - 26, init_qp_minus26); + + u(1, vpic_field(constrained_intra_pred_flag)); + u(1, vpic_field(transform_skip_enabled_flag)); + + u(1, vpic_field(cu_qp_delta_enabled_flag)); + if (vpic->pic_fields.bits.cu_qp_delta_enabled_flag) + ue(vpic_var(diff_cu_qp_delta_depth)); + + se(vpic_var(pps_cb_qp_offset)); + se(vpic_var(pps_cr_qp_offset)); + + u(1, mseq_var(pps_slice_chroma_qp_offsets_present_flag)); + u(1, vpic_field(weighted_pred_flag)); + u(1, vpic_field(weighted_bipred_flag)); + u(1, vpic_field(transquant_bypass_enabled_flag)); + u(1, vpic_field(tiles_enabled_flag)); + u(1, vpic_field(entropy_coding_sync_enabled_flag)); + + if (vpic->pic_fields.bits.tiles_enabled_flag) { + ue(vpic_var(num_tile_columns_minus1)); + ue(vpic_var(num_tile_rows_minus1)); + u(1, mseq_var(uniform_spacing_flag)); + if (!mseq->uniform_spacing_flag) { + for (i = 0; i < vpic->num_tile_columns_minus1; i++) + ue(vpic_var(column_width_minus1[i])); + for (i = 0; i < vpic->num_tile_rows_minus1; i++) + ue(vpic_var(row_height_minus1[i])); + } + u(1, vpic_field(loop_filter_across_tiles_enabled_flag)); + } + + u(1, vpic_field(pps_loop_filter_across_slices_enabled_flag)); + u(1, mseq_var(deblocking_filter_control_present_flag)); + if (mseq->deblocking_filter_control_present_flag) { + u(1, mseq_var(deblocking_filter_override_enabled_flag)); + u(1, mseq_var(pps_deblocking_filter_disabled_flag)); + if (!mseq->pps_deblocking_filter_disabled_flag) { + se(mseq_var(pps_beta_offset_div2)); + se(mseq_var(pps_tc_offset_div2)); + } + } + + u(1, 0, pps_scaling_list_data_present_flag); + // No scaling list data. + + u(1, mseq_var(lists_modification_present_flag)); + ue(vpic_var(log2_parallel_merge_level_minus2)); + u(1, 0, slice_segment_header_extension_present_flag); + u(1, 0, pps_extension_present_flag); + + vaapi_encode_h265_write_rbsp_trailing_bits(pbc); +} + +static void vaapi_encode_h265_write_slice_header2(PutBitContext *pbc, + VAAPIEncodeContext *ctx, + VAAPIEncodePicture *pic, + VAAPIEncodeSlice *slice) +{ + VAEncSequenceParameterBufferHEVC *vseq = ctx->codec_sequence_params; + VAEncPictureParameterBufferHEVC *vpic = pic->codec_picture_params; + VAEncSliceParameterBufferHEVC *vslice = slice->codec_slice_params; + VAAPIEncodeH265Context *priv = ctx->priv_data; + VAAPIEncodeH265MiscSequenceParams *mseq = &priv->misc_sequence_params; + VAAPIEncodeH265Slice *pslice = slice->priv_data; + VAAPIEncodeH265MiscSliceParams *mslice = &pslice->misc_slice_params; + int i; + + vaapi_encode_h265_write_nal_unit_header(pbc, vpic->nal_unit_type); + + u(1, mslice_var(first_slice_segment_in_pic_flag)); + if (vpic->nal_unit_type >= NAL_BLA_W_LP && + vpic->nal_unit_type <= 23) + u(1, mslice_var(no_output_of_prior_pics_flag)); + + ue(vslice_var(slice_pic_parameter_set_id)); + + if (!mslice->first_slice_segment_in_pic_flag) { + if (vpic->pic_fields.bits.dependent_slice_segments_enabled_flag) + u(1, vslice_field(dependent_slice_segment_flag)); + u(av_log2((priv->ctu_width * priv->ctu_height) - 1) + 1, + mslice_var(slice_segment_address)); + } + if (!vslice->slice_fields.bits.dependent_slice_segment_flag) { + for (i = 0; i < mseq->num_extra_slice_header_bits; i++) + u(1, mslice_var(slice_reserved_flag[i])); + + ue(vslice_var(slice_type)); + if (mseq->output_flag_present_flag) + u(1, 1, pic_output_flag); + if (vseq->seq_fields.bits.separate_colour_plane_flag) + u(2, vslice_field(colour_plane_id)); + if (vpic->nal_unit_type != NAL_IDR_W_RADL && + vpic->nal_unit_type != NAL_IDR_N_LP) { + u(4 + mseq->log2_max_pic_order_cnt_lsb_minus4, + (pslice->pic_order_cnt & + ((1 << (mseq->log2_max_pic_order_cnt_lsb_minus4 + 4)) - 1)), + slice_pic_order_cnt_lsb); + + u(1, mslice_var(short_term_ref_pic_set_sps_flag)); + if (!mslice->short_term_ref_pic_set_sps_flag) { + vaapi_encode_h265_write_st_ref_pic_set(pbc, mseq->num_short_term_ref_pic_sets, + &mslice->st_ref_pic_set); + } else if (mseq->num_short_term_ref_pic_sets > 1) { + u(av_log2(mseq->num_short_term_ref_pic_sets - 1) + 1, + mslice_var(short_term_ref_pic_idx)); + } + + if (mseq->long_term_ref_pics_present_flag) { + av_assert0(0); + } + + if (vseq->seq_fields.bits.sps_temporal_mvp_enabled_flag) { + u(1, vslice_field(slice_temporal_mvp_enabled_flag)); + } + + if (vseq->seq_fields.bits.sample_adaptive_offset_enabled_flag) { + u(1, vslice_field(slice_sao_luma_flag)); + if (!vseq->seq_fields.bits.separate_colour_plane_flag && + vseq->seq_fields.bits.chroma_format_idc != 0) { + u(1, vslice_field(slice_sao_chroma_flag)); + } + } + + if (vslice->slice_type == P_SLICE || vslice->slice_type == B_SLICE) { + u(1, vslice_field(num_ref_idx_active_override_flag)); + if (vslice->slice_fields.bits.num_ref_idx_active_override_flag) { + ue(vslice_var(num_ref_idx_l0_active_minus1)); + if (vslice->slice_type == B_SLICE) { + ue(vslice_var(num_ref_idx_l1_active_minus1)); + } + } + + if (mseq->lists_modification_present_flag) { + av_assert0(0); + // ref_pic_lists_modification() + } + if (vslice->slice_type == B_SLICE) { + u(1, vslice_field(mvd_l1_zero_flag)); + } + if (mseq->cabac_init_present_flag) { + u(1, vslice_field(cabac_init_flag)); + } + if (vslice->slice_fields.bits.slice_temporal_mvp_enabled_flag) { + if (vslice->slice_type == B_SLICE) + u(1, vslice_field(collocated_from_l0_flag)); + ue(vpic->collocated_ref_pic_index, collocated_ref_idx); + } + if ((vpic->pic_fields.bits.weighted_pred_flag && + vslice->slice_type == P_SLICE) || + (vpic->pic_fields.bits.weighted_bipred_flag && + vslice->slice_type == B_SLICE)) { + av_assert0(0); + // pred_weight_table() + } + ue(5 - vslice->max_num_merge_cand, five_minus_max_num_merge_cand); + } + + se(vslice_var(slice_qp_delta)); + if (mseq->pps_slice_chroma_qp_offsets_present_flag) { + se(vslice_var(slice_cb_qp_offset)); + se(vslice_var(slice_cr_qp_offset)); + } + if (mseq->pps_slice_chroma_offset_list_enabled_flag) { + u(1, 0, cu_chroma_qp_offset_enabled_flag); + } + if (mseq->deblocking_filter_override_enabled_flag) { + u(1, mslice_var(deblocking_filter_override_flag)); + } + if (mslice->deblocking_filter_override_flag) { + u(1, vslice_field(slice_deblocking_filter_disabled_flag)); + if (!vslice->slice_fields.bits.slice_deblocking_filter_disabled_flag) { + se(vslice_var(slice_beta_offset_div2)); + se(vslice_var(slice_tc_offset_div2)); + } + } + if (vpic->pic_fields.bits.pps_loop_filter_across_slices_enabled_flag && + (vslice->slice_fields.bits.slice_sao_luma_flag || + vslice->slice_fields.bits.slice_sao_chroma_flag || + vslice->slice_fields.bits.slice_deblocking_filter_disabled_flag)) { + u(1, vslice_field(slice_loop_filter_across_slices_enabled_flag)); + } + } + + if (vpic->pic_fields.bits.tiles_enabled_flag || + vpic->pic_fields.bits.entropy_coding_sync_enabled_flag) { + // num_entry_point_offsets + } + + if (0) { + // slice_segment_header_extension_length + } + } + + u(1, 1, alignment_bit_equal_to_one); + while (put_bits_count(pbc) & 7) + u(1, 0, alignment_bit_equal_to_zero); +} + +static int vaapi_encode_h265_write_sequence_header(AVCodecContext *avctx, + char *data, size_t *data_len) +{ + VAAPIEncodeContext *ctx = avctx->priv_data; + PutBitContext pbc; + char tmp[256]; + int err; + size_t nal_len, bit_len, bit_pos, next_len; + + bit_len = *data_len; + bit_pos = 0; + + init_put_bits(&pbc, tmp, sizeof(tmp)); + vaapi_encode_h265_write_vps(&pbc, ctx); + nal_len = put_bits_count(&pbc); + flush_put_bits(&pbc); + + next_len = bit_len - bit_pos; + err = ff_vaapi_encode_h26x_nal_unit_to_byte_stream(data + bit_pos / 8, + &next_len, + tmp, nal_len); + if (err < 0) + return err; + bit_pos += next_len; + + init_put_bits(&pbc, tmp, sizeof(tmp)); + vaapi_encode_h265_write_sps(&pbc, ctx); + nal_len = put_bits_count(&pbc); + flush_put_bits(&pbc); + + next_len = bit_len - bit_pos; + err = ff_vaapi_encode_h26x_nal_unit_to_byte_stream(data + bit_pos / 8, + &next_len, + tmp, nal_len); + if (err < 0) + return err; + bit_pos += next_len; + + init_put_bits(&pbc, tmp, sizeof(tmp)); + vaapi_encode_h265_write_pps(&pbc, ctx); + nal_len = put_bits_count(&pbc); + flush_put_bits(&pbc); + + next_len = bit_len - bit_pos; + err = ff_vaapi_encode_h26x_nal_unit_to_byte_stream(data + bit_pos / 8, + &next_len, + tmp, nal_len); + if (err < 0) + return err; + bit_pos += next_len; + + *data_len = bit_pos; + return 0; +} + +static int vaapi_encode_h265_write_slice_header(AVCodecContext *avctx, + VAAPIEncodePicture *pic, + VAAPIEncodeSlice *slice, + char *data, size_t *data_len) +{ + VAAPIEncodeContext *ctx = avctx->priv_data; + PutBitContext pbc; + char tmp[256]; + size_t header_len; + + init_put_bits(&pbc, tmp, sizeof(tmp)); + vaapi_encode_h265_write_slice_header2(&pbc, ctx, pic, slice); + header_len = put_bits_count(&pbc); + flush_put_bits(&pbc); + + return ff_vaapi_encode_h26x_nal_unit_to_byte_stream(data, data_len, + tmp, header_len); +} + +static int vaapi_encode_h265_init_sequence_params(AVCodecContext *avctx) +{ + VAAPIEncodeContext *ctx = avctx->priv_data; + VAEncSequenceParameterBufferHEVC *vseq = ctx->codec_sequence_params; + VAEncPictureParameterBufferHEVC *vpic = ctx->codec_picture_params; + VAAPIEncodeH265Context *priv = ctx->priv_data; + VAAPIEncodeH265MiscSequenceParams *mseq = &priv->misc_sequence_params; + int i; + + { + // general_profile_space == 0. + vseq->general_profile_idc = 1; // Main profile (ctx->codec_profile?) + vseq->general_tier_flag = 0; + + vseq->general_level_idc = avctx->level * 3; + + vseq->intra_period = 0; + vseq->intra_idr_period = 0; + vseq->ip_period = 0; + + vseq->pic_width_in_luma_samples = ctx->aligned_width; + vseq->pic_height_in_luma_samples = ctx->aligned_height; + + vseq->seq_fields.bits.chroma_format_idc = 1; // 4:2:0. + vseq->seq_fields.bits.separate_colour_plane_flag = 0; + vseq->seq_fields.bits.bit_depth_luma_minus8 = 0; // 8-bit luma. + vseq->seq_fields.bits.bit_depth_chroma_minus8 = 0; // 8-bit chroma. + // Other misc flags all zero. + + // These have to come from the capabilities of the encoder. We have + // no way to query it, so just hardcode ones which worked for me... + // CTB size from 8x8 to 32x32. + vseq->log2_min_luma_coding_block_size_minus3 = 0; + vseq->log2_diff_max_min_luma_coding_block_size = 2; + // Transform size from 4x4 to 32x32. + vseq->log2_min_transform_block_size_minus2 = 0; + vseq->log2_diff_max_min_transform_block_size = 3; + // Full transform hierarchy allowed (2-5). + vseq->max_transform_hierarchy_depth_inter = 3; + vseq->max_transform_hierarchy_depth_intra = 3; + + vseq->vui_parameters_present_flag = 0; + } + + { + vpic->decoded_curr_pic.picture_id = VA_INVALID_ID; + vpic->decoded_curr_pic.flags = VA_PICTURE_HEVC_INVALID; + + for (i = 0; i < FF_ARRAY_ELEMS(vpic->reference_frames); i++) { + vpic->reference_frames[i].picture_id = VA_INVALID_ID; + vpic->reference_frames[i].flags = VA_PICTURE_HEVC_INVALID; + } + + vpic->collocated_ref_pic_index = 0xff; + + vpic->last_picture = 0; + + vpic->pic_init_qp = priv->fixed_qp_idr; + + vpic->diff_cu_qp_delta_depth = 0; + vpic->pps_cb_qp_offset = 0; + vpic->pps_cr_qp_offset = 0; + + // tiles_enabled_flag == 0, so ignore num_tile_(rows|columns)_minus1. + + vpic->log2_parallel_merge_level_minus2 = 0; + + // No limit on size. + vpic->ctu_max_bitsize_allowed = 0; + + vpic->num_ref_idx_l0_default_active_minus1 = 0; + vpic->num_ref_idx_l1_default_active_minus1 = 0; + + vpic->slice_pic_parameter_set_id = 0; + + vpic->pic_fields.bits.screen_content_flag = 0; + vpic->pic_fields.bits.enable_gpu_weighted_prediction = 0; + + //vpic->pic_fields.bits.cu_qp_delta_enabled_flag = 1; + } + + { + mseq->video_parameter_set_id = 5; + mseq->seq_parameter_set_id = 5; + + mseq->vps_max_layers_minus1 = 0; + mseq->vps_max_sub_layers_minus1 = 0; + mseq->vps_temporal_id_nesting_flag = 1; + mseq->sps_max_sub_layers_minus1 = 0; + mseq->sps_temporal_id_nesting_flag = 1; + + for (i = 0; i < 32; i++) { + mseq->general_profile_compatibility_flag[i] = + (i == vseq->general_profile_idc); + } + + mseq->general_progressive_source_flag = 1; + mseq->general_interlaced_source_flag = 0; + mseq->general_non_packed_constraint_flag = 0; + mseq->general_frame_only_constraint_flag = 1; + mseq->general_inbld_flag = 0; + + mseq->log2_max_pic_order_cnt_lsb_minus4 = 8; + mseq->vps_sub_layer_ordering_info_present_flag = 0; + mseq->vps_max_dec_pic_buffering_minus1[0] = 1; + mseq->vps_max_num_reorder_pics[0] = ctx->b_per_p; + mseq->vps_max_latency_increase_plus1[0] = 0; + mseq->sps_sub_layer_ordering_info_present_flag = 0; + mseq->sps_max_dec_pic_buffering_minus1[0] = 1; + mseq->sps_max_num_reorder_pics[0] = ctx->b_per_p; + mseq->sps_max_latency_increase_plus1[0] = 0; + + mseq->vps_timing_info_present_flag = 1; + mseq->vps_num_units_in_tick = avctx->time_base.num; + mseq->vps_time_scale = avctx->time_base.den; + mseq->vps_poc_proportional_to_timing_flag = 1; + mseq->vps_num_ticks_poc_diff_minus1 = 0; + + if (ctx->input_width != ctx->aligned_width || + ctx->input_height != ctx->aligned_height) { + mseq->conformance_window_flag = 1; + mseq->conf_win_left_offset = 0; + mseq->conf_win_right_offset = + (ctx->aligned_width - ctx->input_width) / 2; + mseq->conf_win_top_offset = 0; + mseq->conf_win_bottom_offset = + (ctx->aligned_height - ctx->input_height) / 2; + } else { + mseq->conformance_window_flag = 0; + } + + mseq->num_short_term_ref_pic_sets = 0; + // STRPSs should ideally be here rather than repeated in each slice. + + mseq->vui_parameters_present_flag = 1; + if (avctx->sample_aspect_ratio.num != 0) { + mseq->aspect_ratio_info_present_flag = 1; + if (avctx->sample_aspect_ratio.num == + avctx->sample_aspect_ratio.den) { + mseq->aspect_ratio_idc = 1; + } else { + mseq->aspect_ratio_idc = 255; // Extended SAR. + mseq->sar_width = avctx->sample_aspect_ratio.num; + mseq->sar_height = avctx->sample_aspect_ratio.den; + } + } + if (1) { + // Should this be conditional on some of these being set? + mseq->video_signal_type_present_flag = 1; + mseq->video_format = 5; // Unspecified. + mseq->video_full_range_flag = 0; + mseq->colour_description_present_flag = 1; + mseq->colour_primaries = avctx->color_primaries; + mseq->transfer_characteristics = avctx->color_trc; + mseq->matrix_coeffs = avctx->colorspace; + } + } + + return 0; +} + +static int vaapi_encode_h265_init_picture_params(AVCodecContext *avctx, + VAAPIEncodePicture *pic) +{ + VAAPIEncodeContext *ctx = avctx->priv_data; + VAEncPictureParameterBufferHEVC *vpic = pic->codec_picture_params; + VAAPIEncodeH265Context *priv = ctx->priv_data; + int i; + + if (pic->type == PICTURE_TYPE_IDR) { + av_assert0(pic->display_order == pic->encode_order); + priv->last_idr_frame = pic->display_order; + } else { + av_assert0(pic->encode_order > priv->last_idr_frame); + // Display order need not be if we have RA[SD]L pictures, though. + } + + vpic->decoded_curr_pic.picture_id = pic->recon_surface; + vpic->decoded_curr_pic.pic_order_cnt = + pic->display_order - priv->last_idr_frame; + vpic->decoded_curr_pic.flags = 0; + + for (i = 0; i < pic->nb_refs; i++) { + VAAPIEncodePicture *ref = pic->refs[i]; + av_assert0(ref); + vpic->reference_frames[i].picture_id = ref->recon_surface; + vpic->reference_frames[i].pic_order_cnt = + ref->display_order - priv->last_idr_frame; + vpic->reference_frames[i].flags = + (ref->display_order < pic->display_order ? + VA_PICTURE_HEVC_RPS_ST_CURR_BEFORE : 0) | + (ref->display_order > pic->display_order ? + VA_PICTURE_HEVC_RPS_ST_CURR_AFTER : 0); + } + for (; i < FF_ARRAY_ELEMS(vpic->reference_frames); i++) { + vpic->reference_frames[i].picture_id = VA_INVALID_ID; + vpic->reference_frames[i].flags = VA_PICTURE_HEVC_INVALID; + } + + vpic->coded_buf = pic->output_buffer; + + switch (pic->type) { + case PICTURE_TYPE_IDR: + vpic->nal_unit_type = NAL_IDR_W_RADL; + vpic->pic_fields.bits.idr_pic_flag = 1; + vpic->pic_fields.bits.coding_type = 1; + vpic->pic_fields.bits.reference_pic_flag = 1; + break; + case PICTURE_TYPE_I: + vpic->nal_unit_type = NAL_TRAIL_R; + vpic->pic_fields.bits.idr_pic_flag = 0; + vpic->pic_fields.bits.coding_type = 1; + vpic->pic_fields.bits.reference_pic_flag = 1; + break; + case PICTURE_TYPE_P: + vpic->nal_unit_type = NAL_TRAIL_R; + vpic->pic_fields.bits.idr_pic_flag = 0; + vpic->pic_fields.bits.coding_type = 2; + vpic->pic_fields.bits.reference_pic_flag = 1; + break; + case PICTURE_TYPE_B: + vpic->nal_unit_type = NAL_TRAIL_R; + vpic->pic_fields.bits.idr_pic_flag = 0; + vpic->pic_fields.bits.coding_type = 3; + vpic->pic_fields.bits.reference_pic_flag = 0; + break; + default: + av_assert0(0 && "invalid picture type"); + } + + pic->nb_slices = 1; + + return 0; +} + +static int vaapi_encode_h265_init_slice_params(AVCodecContext *avctx, + VAAPIEncodePicture *pic, + VAAPIEncodeSlice *slice) +{ + VAAPIEncodeContext *ctx = avctx->priv_data; + VAEncPictureParameterBufferHEVC *vpic = pic->codec_picture_params; + VAEncSliceParameterBufferHEVC *vslice = slice->codec_slice_params; + VAAPIEncodeH265Context *priv = ctx->priv_data; + VAAPIEncodeH265Slice *pslice; + VAAPIEncodeH265MiscSliceParams *mslice; + int i; + + slice->priv_data = av_mallocz(sizeof(*pslice)); + if (!slice->priv_data) + return AVERROR(ENOMEM); + pslice = slice->priv_data; + mslice = &pslice->misc_slice_params; + + // Currently we only support one slice per frame. + vslice->slice_segment_address = 0; + vslice->num_ctu_in_slice = priv->ctu_width * priv->ctu_height; + + switch (pic->type) { + case PICTURE_TYPE_IDR: + case PICTURE_TYPE_I: + vslice->slice_type = I_SLICE; + break; + case PICTURE_TYPE_P: + vslice->slice_type = P_SLICE; + break; + case PICTURE_TYPE_B: + vslice->slice_type = B_SLICE; + break; + default: + av_assert0(0 && "invalid picture type"); + } + + vslice->slice_pic_parameter_set_id = vpic->slice_pic_parameter_set_id; + + pslice->pic_order_cnt = pic->display_order - priv->last_idr_frame; + + for (i = 0; i < FF_ARRAY_ELEMS(vslice->ref_pic_list0); i++) { + vslice->ref_pic_list0[i].picture_id = VA_INVALID_ID; + vslice->ref_pic_list0[i].flags = VA_PICTURE_HEVC_INVALID; + vslice->ref_pic_list1[i].picture_id = VA_INVALID_ID; + vslice->ref_pic_list1[i].flags = VA_PICTURE_HEVC_INVALID; + } + + av_assert0(pic->nb_refs <= 2); + if (pic->nb_refs >= 1) { + // Backward reference for P or B frame. + av_assert0(pic->type == PICTURE_TYPE_P || + pic->type == PICTURE_TYPE_B); + + vslice->num_ref_idx_l0_active_minus1 = 0; + vslice->ref_pic_list0[0] = vpic->reference_frames[0]; + } + if (pic->nb_refs >= 2) { + // Forward reference for B frame. + av_assert0(pic->type == PICTURE_TYPE_B); + + vslice->num_ref_idx_l1_active_minus1 = 0; + vslice->ref_pic_list1[0] = vpic->reference_frames[1]; + } + + vslice->max_num_merge_cand = 5; + + if (pic->type == PICTURE_TYPE_B) + vslice->slice_qp_delta = priv->fixed_qp_b - vpic->pic_init_qp; + else if (pic->type == PICTURE_TYPE_P) + vslice->slice_qp_delta = priv->fixed_qp_p - vpic->pic_init_qp; + else + vslice->slice_qp_delta = priv->fixed_qp_idr - vpic->pic_init_qp; + + vslice->slice_fields.bits.last_slice_of_pic_flag = 1; + + mslice->first_slice_segment_in_pic_flag = 1; + + if (pic->type == PICTURE_TYPE_IDR) { + // No reference pictures. + } else if (0) { + mslice->short_term_ref_pic_set_sps_flag = 1; + mslice->short_term_ref_pic_idx = 0; + } else { + VAAPIEncodePicture *st; + int used; + + mslice->short_term_ref_pic_set_sps_flag = 0; + mslice->st_ref_pic_set.inter_ref_pic_set_prediction_flag = 0; + + for (st = ctx->pic_start; st; st = st->next) { + if (st->encode_order >= pic->encode_order) { + // Not yet in DPB. + continue; + } + used = 0; + for (i = 0; i < pic->nb_refs; i++) { + if (pic->refs[i] == st) + used = 1; + } + if (!used) { + // Currently true, but need not be. + continue; + } + // This only works for one instance of each (delta_poc_sN_minus1 + // is relative to the previous frame in the list, not relative to + // the current frame directly). + if (st->display_order < pic->display_order) { + i = mslice->st_ref_pic_set.num_negative_pics; + mslice->st_ref_pic_set.delta_poc_s0_minus1[i] = + pic->display_order - st->display_order - 1; + mslice->st_ref_pic_set.used_by_curr_pic_s0_flag[i] = used; + ++mslice->st_ref_pic_set.num_negative_pics; + } else { + i = mslice->st_ref_pic_set.num_positive_pics; + mslice->st_ref_pic_set.delta_poc_s1_minus1[i] = + st->display_order - pic->display_order - 1; + mslice->st_ref_pic_set.used_by_curr_pic_s1_flag[i] = used; + ++mslice->st_ref_pic_set.num_positive_pics; + } + } + } + + return 0; +} + +static VAConfigAttrib vaapi_encode_h265_config_attributes[] = { + { .type = VAConfigAttribRTFormat, + .value = VA_RT_FORMAT_YUV420 }, + { .type = VAConfigAttribRateControl, + .value = VA_RC_CQP }, + { .type = VAConfigAttribEncPackedHeaders, + .value = (VA_ENC_PACKED_HEADER_SEQUENCE | + VA_ENC_PACKED_HEADER_SLICE) }, +}; + +static av_cold int vaapi_encode_h265_init_internal(AVCodecContext *avctx) +{ + VAAPIEncodeContext *ctx = avctx->priv_data; + VAAPIEncodeH265Context *priv = ctx->priv_data; + + switch (avctx->profile) { + case FF_PROFILE_HEVC_MAIN: + case FF_PROFILE_UNKNOWN: + ctx->va_profile = VAProfileHEVCMain; + break; + case FF_PROFILE_HEVC_MAIN_10: + av_log(avctx, AV_LOG_ERROR, "H.265 main 10-bit profile " + "is not supported.\n"); + return AVERROR_PATCHWELCOME; + default: + av_log(avctx, AV_LOG_ERROR, "Unknown H.265 profile %d.\n", + avctx->profile); + return AVERROR(EINVAL); + } + ctx->va_entrypoint = VAEntrypointEncSlice; + + ctx->va_rc_mode = VA_RC_CQP; + + ctx->input_width = avctx->width; + ctx->input_height = avctx->height; + ctx->aligned_width = FFALIGN(ctx->input_width, 16); + ctx->aligned_height = FFALIGN(ctx->input_height, 16); + priv->ctu_width = FFALIGN(ctx->aligned_width, 32) / 32; + priv->ctu_height = FFALIGN(ctx->aligned_height, 32) / 32; + + av_log(avctx, AV_LOG_VERBOSE, "Input %ux%u -> Aligned %ux%u -> CTU %ux%u.\n", + ctx->input_width, ctx->input_height, ctx->aligned_width, + ctx->aligned_height, priv->ctu_width, priv->ctu_height); + + priv->fixed_qp_p = avctx->global_quality; + if (avctx->i_quant_factor > 0.0) + priv->fixed_qp_idr = (int)((priv->fixed_qp_p * avctx->i_quant_factor + + avctx->i_quant_offset) + 0.5); + else + priv->fixed_qp_idr = priv->fixed_qp_p; + if (avctx->b_quant_factor > 0.0) + priv->fixed_qp_b = (int)((priv->fixed_qp_p * avctx->b_quant_factor + + avctx->b_quant_offset) + 0.5); + else + priv->fixed_qp_b = priv->fixed_qp_p; + av_log(avctx, AV_LOG_DEBUG, "QP = %d / %d / %d for IDR / P / B frames.\n", + priv->fixed_qp_idr, priv->fixed_qp_p, priv->fixed_qp_b); + + ctx->config_attributes = vaapi_encode_h265_config_attributes; + ctx->nb_config_attributes = + FF_ARRAY_ELEMS(vaapi_encode_h265_config_attributes); + + ctx->nb_recon_frames = 20; + + return 0; +} + +static VAAPIEncodeType vaapi_encode_type_h265 = { + .priv_data_size = sizeof(VAAPIEncodeH265Context), + + .init = &vaapi_encode_h265_init_internal, + + .sequence_params_size = sizeof(VAEncSequenceParameterBufferHEVC), + .init_sequence_params = &vaapi_encode_h265_init_sequence_params, + + .picture_params_size = sizeof(VAEncPictureParameterBufferHEVC), + .init_picture_params = &vaapi_encode_h265_init_picture_params, + + .slice_params_size = sizeof(VAEncSliceParameterBufferHEVC), + .init_slice_params = &vaapi_encode_h265_init_slice_params, + + .sequence_header_type = VAEncPackedHeaderSequence, + .write_sequence_header = &vaapi_encode_h265_write_sequence_header, + + .slice_header_type = VAEncPackedHeaderHEVC_Slice, + .write_slice_header = &vaapi_encode_h265_write_slice_header, +}; + +static av_cold int vaapi_encode_h265_init(AVCodecContext *avctx) +{ + return ff_vaapi_encode_init(avctx, &vaapi_encode_type_h265); +} + +static const AVCodecDefault vaapi_encode_h265_defaults[] = { + { "profile", "1" }, + { "level", "51" }, + { "b", "0" }, + { "bf", "2" }, + { "g", "120" }, + { "global_quality", "25" }, + { "i_qfactor", "1.0" }, + { "i_qoffset", "0.0" }, + { "b_qfactor", "1.2" }, + { "b_qoffset", "0.0" }, + { NULL }, +}; + +static const AVClass vaapi_encode_h265_class = { + .class_name = "h265_vaapi", + .item_name = av_default_item_name, + .version = LIBAVUTIL_VERSION_INT, +}; + +AVCodec ff_hevc_vaapi_encoder = { + .name = "hevc_vaapi", + .long_name = NULL_IF_CONFIG_SMALL("H.265/HEVC (VAAPI)"), + .type = AVMEDIA_TYPE_VIDEO, + .id = AV_CODEC_ID_HEVC, + .priv_data_size = sizeof(VAAPIEncodeContext), + .init = &vaapi_encode_h265_init, + .encode2 = &ff_vaapi_encode2, + .close = &ff_vaapi_encode_close, + .priv_class = &vaapi_encode_h265_class, + .capabilities = AV_CODEC_CAP_DELAY, + .defaults = vaapi_encode_h265_defaults, + .pix_fmts = (const enum AVPixelFormat[]) { + AV_PIX_FMT_VAAPI, + AV_PIX_FMT_NONE, + }, +}; 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