mirror of https://git.ffmpeg.org/ffmpeg.git
1367 lines
49 KiB
C
1367 lines
49 KiB
C
/*
|
|
* 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;
|
|
|
|
// Rate control configuration.
|
|
struct {
|
|
VAEncMiscParameterBuffer misc;
|
|
VAEncMiscParameterRateControl rc;
|
|
} rc_params;
|
|
struct {
|
|
VAEncMiscParameterBuffer misc;
|
|
VAEncMiscParameterHRD hrd;
|
|
} hrd_params;
|
|
} VAAPIEncodeH265Context;
|
|
|
|
typedef struct VAAPIEncodeH265Options {
|
|
int qp;
|
|
} VAAPIEncodeH265Options;
|
|
|
|
|
|
#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;
|
|
|
|
vseq->bits_per_second = avctx->bit_rate;
|
|
if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
|
|
vseq->vui_num_units_in_tick = avctx->framerate.num;
|
|
vseq->vui_time_scale = avctx->framerate.den;
|
|
} else {
|
|
vseq->vui_num_units_in_tick = avctx->time_base.num;
|
|
vseq->vui_time_scale = avctx->time_base.den;
|
|
}
|
|
|
|
vseq->intra_period = ctx->p_per_i * (ctx->b_per_p + 1);
|
|
vseq->intra_idr_period = vseq->intra_period;
|
|
vseq->ip_period = ctx->b_per_p + 1;
|
|
}
|
|
|
|
{
|
|
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 av_cold int vaapi_encode_h265_init_constant_bitrate(AVCodecContext *avctx)
|
|
{
|
|
VAAPIEncodeContext *ctx = avctx->priv_data;
|
|
VAAPIEncodeH265Context *priv = ctx->priv_data;
|
|
int hrd_buffer_size;
|
|
int hrd_initial_buffer_fullness;
|
|
|
|
if (avctx->rc_buffer_size)
|
|
hrd_buffer_size = avctx->rc_buffer_size;
|
|
else
|
|
hrd_buffer_size = avctx->bit_rate;
|
|
if (avctx->rc_initial_buffer_occupancy)
|
|
hrd_initial_buffer_fullness = avctx->rc_initial_buffer_occupancy;
|
|
else
|
|
hrd_initial_buffer_fullness = hrd_buffer_size * 3 / 4;
|
|
|
|
priv->rc_params.misc.type = VAEncMiscParameterTypeRateControl;
|
|
priv->rc_params.rc = (VAEncMiscParameterRateControl) {
|
|
.bits_per_second = avctx->bit_rate,
|
|
.target_percentage = 66,
|
|
.window_size = 1000,
|
|
.initial_qp = (avctx->qmax >= 0 ? avctx->qmax : 40),
|
|
.min_qp = (avctx->qmin >= 0 ? avctx->qmin : 20),
|
|
.basic_unit_size = 0,
|
|
};
|
|
ctx->global_params[ctx->nb_global_params] =
|
|
&priv->rc_params.misc;
|
|
ctx->global_params_size[ctx->nb_global_params++] =
|
|
sizeof(priv->rc_params);
|
|
|
|
priv->hrd_params.misc.type = VAEncMiscParameterTypeHRD;
|
|
priv->hrd_params.hrd = (VAEncMiscParameterHRD) {
|
|
.initial_buffer_fullness = hrd_initial_buffer_fullness,
|
|
.buffer_size = hrd_buffer_size,
|
|
};
|
|
ctx->global_params[ctx->nb_global_params] =
|
|
&priv->hrd_params.misc;
|
|
ctx->global_params_size[ctx->nb_global_params++] =
|
|
sizeof(priv->hrd_params);
|
|
|
|
// These still need to be set for pic_init_qp/slice_qp_delta.
|
|
priv->fixed_qp_idr = 30;
|
|
priv->fixed_qp_p = 30;
|
|
priv->fixed_qp_b = 30;
|
|
|
|
av_log(avctx, AV_LOG_DEBUG, "Using constant-bitrate = %d bps.\n",
|
|
avctx->bit_rate);
|
|
return 0;
|
|
}
|
|
|
|
static av_cold int vaapi_encode_h265_init_fixed_qp(AVCodecContext *avctx)
|
|
{
|
|
VAAPIEncodeContext *ctx = avctx->priv_data;
|
|
VAAPIEncodeH265Context *priv = ctx->priv_data;
|
|
VAAPIEncodeH265Options *opt = ctx->codec_options;
|
|
|
|
priv->fixed_qp_p = opt->qp;
|
|
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, "Using fixed QP = "
|
|
"%d / %d / %d for IDR / P / B frames.\n",
|
|
priv->fixed_qp_idr, priv->fixed_qp_p, priv->fixed_qp_b);
|
|
return 0;
|
|
}
|
|
|
|
static av_cold int vaapi_encode_h265_init_internal(AVCodecContext *avctx)
|
|
{
|
|
static const VAConfigAttrib default_config_attributes[] = {
|
|
{ .type = VAConfigAttribRTFormat,
|
|
.value = VA_RT_FORMAT_YUV420 },
|
|
{ .type = VAConfigAttribEncPackedHeaders,
|
|
.value = (VA_ENC_PACKED_HEADER_SEQUENCE |
|
|
VA_ENC_PACKED_HEADER_SLICE) },
|
|
};
|
|
|
|
VAAPIEncodeContext *ctx = avctx->priv_data;
|
|
VAAPIEncodeH265Context *priv = ctx->priv_data;
|
|
int i, err;
|
|
|
|
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->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);
|
|
|
|
for (i = 0; i < FF_ARRAY_ELEMS(default_config_attributes); i++) {
|
|
ctx->config_attributes[ctx->nb_config_attributes++] =
|
|
default_config_attributes[i];
|
|
}
|
|
|
|
if (avctx->bit_rate > 0) {
|
|
ctx->va_rc_mode = VA_RC_CBR;
|
|
err = vaapi_encode_h265_init_constant_bitrate(avctx);
|
|
} else {
|
|
ctx->va_rc_mode = VA_RC_CQP;
|
|
err = vaapi_encode_h265_init_fixed_qp(avctx);
|
|
}
|
|
if (err < 0)
|
|
return err;
|
|
|
|
ctx->config_attributes[ctx->nb_config_attributes++] = (VAConfigAttrib) {
|
|
.type = VAConfigAttribRateControl,
|
|
.value = ctx->va_rc_mode,
|
|
};
|
|
|
|
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);
|
|
}
|
|
|
|
#define OFFSET(x) (offsetof(VAAPIEncodeContext, codec_options_data) + \
|
|
offsetof(VAAPIEncodeH265Options, x))
|
|
#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
|
|
static const AVOption vaapi_encode_h265_options[] = {
|
|
{ "qp", "Constant QP (for P frames; scaled by qfactor/qoffset for I/B)",
|
|
OFFSET(qp), AV_OPT_TYPE_INT, { .i64 = 25 }, 0, 52, FLAGS },
|
|
{ NULL },
|
|
};
|
|
|
|
static const AVCodecDefault vaapi_encode_h265_defaults[] = {
|
|
{ "profile", "1" },
|
|
{ "level", "51" },
|
|
{ "b", "0" },
|
|
{ "bf", "2" },
|
|
{ "g", "120" },
|
|
{ "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,
|
|
.option = vaapi_encode_h265_options,
|
|
.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) +
|
|
sizeof(VAAPIEncodeH265Options)),
|
|
.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,
|
|
},
|
|
};
|