FFmpeg: SliceHeader Struct Reference

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Data Fields

SliceHeader Struct Reference

#include <hevcdec.h>

Data Fields

unsigned int pps_id

unsigned int slice_segment_addr

address (in raster order) of the first block in the current slice segment More...

unsigned int slice_addr

address (in raster order) of the first block in the current slice More...

enum HEVCSliceType slice_type

int pic_order_cnt_lsb

int poc

uint8_t first_slice_in_pic_flag

uint8_t dependent_slice_segment_flag

uint8_t pic_output_flag

uint8_t colour_plane_id

uint8_t inter_layer_pred

int short_term_ref_pic_set_sps_flag

RPS coded in the slice header itself is stored here. More...

int short_term_ref_pic_set_size

ShortTermRPS slice_rps

const ShortTermRPS * short_term_rps

int long_term_ref_pic_set_size

LongTermRPS long_term_rps

unsigned int list_entry_lx [2][32]

uint8_t rpl_modification_flag [2]

uint8_t no_output_of_prior_pics_flag

uint8_t slice_temporal_mvp_enabled_flag

unsigned int nb_refs [2]

uint8_t slice_sample_adaptive_offset_flag [3]

uint8_t mvd_l1_zero_flag

uint8_t cabac_init_flag

uint8_t disable_deblocking_filter_flag

slice_header_disable_deblocking_filter_flag More...

uint8_t slice_loop_filter_across_slices_enabled_flag

uint8_t collocated_list

unsigned int collocated_ref_idx

int slice_qp_delta

int slice_cb_qp_offset

int slice_cr_qp_offset

int slice_act_y_qp_offset

int slice_act_cb_qp_offset

int slice_act_cr_qp_offset

uint8_t cu_chroma_qp_offset_enabled_flag

int beta_offset

beta_offset_div2 * 2 More...

int tc_offset

tc_offset_div2 * 2 More...

uint8_t max_num_merge_cand

5 - 5_minus_max_num_merge_cand More...

uint8_t use_integer_mv_flag

unsigned * entry_point_offset

int * offset

int * size

int num_entry_point_offsets

int8_t slice_qp

uint8_t luma_log2_weight_denom

int16_t chroma_log2_weight_denom

int16_t luma_weight_l0 [16]

int16_t chroma_weight_l0 [16][2]

int16_t chroma_weight_l1 [16][2]

int16_t luma_weight_l1 [16]

int16_t luma_offset_l0 [16]

int16_t chroma_offset_l0 [16][2]

int16_t luma_offset_l1 [16]

int16_t chroma_offset_l1 [16][2]

int slice_ctb_addr_rs

unsigned data_offset

Detailed Description

Definition at line 205 of file hevcdec.h.

Field Documentation

◆ pps_id

unsigned int SliceHeader::pps_id

Definition at line 206 of file hevcdec.h.

Referenced by hls_slice_header().

◆ slice_segment_addr

unsigned int SliceHeader::slice_segment_addr

address (in raster order) of the first block in the current slice segment

Definition at line 209 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ slice_addr

unsigned int SliceHeader::slice_addr

address (in raster order) of the first block in the current slice

Definition at line 211 of file hevcdec.h.

Referenced by hls_slice_header().

◆ slice_type

enum HEVCSliceType SliceHeader::slice_type

Definition at line 213 of file hevcdec.h.

Referenced by ff_hevc_slice_rpl(), fill_pred_weight_table(), hls_slice_header(), pred_weight_table(), and vaapi_hevc_decode_slice().

◆ pic_order_cnt_lsb

int SliceHeader::pic_order_cnt_lsb

Definition at line 215 of file hevcdec.h.

Referenced by hls_slice_header().

◆ poc

int SliceHeader::poc

Definition at line 216 of file hevcdec.h.

Referenced by hls_slice_header().

◆ first_slice_in_pic_flag

uint8_t SliceHeader::first_slice_in_pic_flag

Definition at line 218 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ dependent_slice_segment_flag

uint8_t SliceHeader::dependent_slice_segment_flag

Definition at line 219 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ pic_output_flag

uint8_t SliceHeader::pic_output_flag

Definition at line 220 of file hevcdec.h.

Referenced by hls_slice_header().

◆ colour_plane_id

uint8_t SliceHeader::colour_plane_id

Definition at line 221 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ inter_layer_pred

uint8_t SliceHeader::inter_layer_pred

Definition at line 222 of file hevcdec.h.

Referenced by ff_hevc_frame_nb_refs(), and hls_slice_header().

◆ short_term_ref_pic_set_sps_flag

int SliceHeader::short_term_ref_pic_set_sps_flag

RPS coded in the slice header itself is stored here.

Definition at line 225 of file hevcdec.h.

Referenced by hls_slice_header(), and vdpau_hevc_start_frame().

◆ short_term_ref_pic_set_size

int SliceHeader::short_term_ref_pic_set_size

Definition at line 226 of file hevcdec.h.

Referenced by hls_slice_header(), and vdpau_hevc_start_frame().

◆ slice_rps

ShortTermRPS SliceHeader::slice_rps

Definition at line 227 of file hevcdec.h.

Referenced by hls_slice_header().

◆ short_term_rps

const ShortTermRPS* SliceHeader::short_term_rps

Definition at line 228 of file hevcdec.h.

Referenced by ff_hevc_frame_nb_refs(), hls_slice_header(), and vdpau_hevc_start_frame().

◆ long_term_ref_pic_set_size

int SliceHeader::long_term_ref_pic_set_size

Definition at line 229 of file hevcdec.h.

Referenced by hls_slice_header(), and vdpau_hevc_start_frame().

◆ long_term_rps

LongTermRPS SliceHeader::long_term_rps

Definition at line 230 of file hevcdec.h.

Referenced by ff_hevc_frame_nb_refs(), and hls_slice_header().

◆ list_entry_lx

unsigned int SliceHeader::list_entry_lx[2][32]

Definition at line 231 of file hevcdec.h.

Referenced by ff_hevc_slice_rpl(), and hls_slice_header().

◆ rpl_modification_flag

uint8_t SliceHeader::rpl_modification_flag[2]

Definition at line 233 of file hevcdec.h.

Referenced by ff_hevc_slice_rpl(), and hls_slice_header().

◆ no_output_of_prior_pics_flag

uint8_t SliceHeader::no_output_of_prior_pics_flag

Definition at line 234 of file hevcdec.h.

Referenced by hls_slice_header().

◆ slice_temporal_mvp_enabled_flag

uint8_t SliceHeader::slice_temporal_mvp_enabled_flag

Definition at line 235 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ nb_refs

unsigned int SliceHeader::nb_refs[2]

Definition at line 237 of file hevcdec.h.

Referenced by ff_hevc_slice_rpl(), fill_pred_weight_table(), hls_slice_header(), pred_weight_table(), and vaapi_hevc_decode_slice().

◆ slice_sample_adaptive_offset_flag

uint8_t SliceHeader::slice_sample_adaptive_offset_flag[3]

Definition at line 239 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ mvd_l1_zero_flag

uint8_t SliceHeader::mvd_l1_zero_flag

Definition at line 240 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ cabac_init_flag

uint8_t SliceHeader::cabac_init_flag

Definition at line 242 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ disable_deblocking_filter_flag

uint8_t SliceHeader::disable_deblocking_filter_flag

slice_header_disable_deblocking_filter_flag

Definition at line 243 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ slice_loop_filter_across_slices_enabled_flag

uint8_t SliceHeader::slice_loop_filter_across_slices_enabled_flag

Definition at line 244 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ collocated_list

uint8_t SliceHeader::collocated_list

Definition at line 245 of file hevcdec.h.

Referenced by ff_hevc_slice_rpl(), hls_slice_header(), and vaapi_hevc_decode_slice().

◆ collocated_ref_idx

unsigned int SliceHeader::collocated_ref_idx

Definition at line 247 of file hevcdec.h.

Referenced by ff_hevc_slice_rpl(), hls_slice_header(), and vaapi_hevc_decode_slice().

◆ slice_qp_delta

int SliceHeader::slice_qp_delta

Definition at line 249 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ slice_cb_qp_offset

int SliceHeader::slice_cb_qp_offset

Definition at line 250 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ slice_cr_qp_offset

int SliceHeader::slice_cr_qp_offset

Definition at line 251 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ slice_act_y_qp_offset

int SliceHeader::slice_act_y_qp_offset

Definition at line 253 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ slice_act_cb_qp_offset

int SliceHeader::slice_act_cb_qp_offset

Definition at line 254 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ slice_act_cr_qp_offset

int SliceHeader::slice_act_cr_qp_offset

Definition at line 255 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ cu_chroma_qp_offset_enabled_flag

uint8_t SliceHeader::cu_chroma_qp_offset_enabled_flag

Definition at line 257 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ beta_offset

int SliceHeader::beta_offset

beta_offset_div2 * 2

Definition at line 259 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ tc_offset

int SliceHeader::tc_offset

tc_offset_div2 * 2

Definition at line 260 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ max_num_merge_cand

uint8_t SliceHeader::max_num_merge_cand

5 - 5_minus_max_num_merge_cand

Definition at line 262 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ use_integer_mv_flag

uint8_t SliceHeader::use_integer_mv_flag

Definition at line 263 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

◆ entry_point_offset

unsigned* SliceHeader::entry_point_offset

Definition at line 265 of file hevcdec.h.

Referenced by hls_slice_header().

◆ offset

int* SliceHeader::offset

Definition at line 266 of file hevcdec.h.

Referenced by hls_slice_header().

◆ size

int* SliceHeader::size

Definition at line 267 of file hevcdec.h.

Referenced by hls_slice_header().

◆ num_entry_point_offsets

int SliceHeader::num_entry_point_offsets

Definition at line 268 of file hevcdec.h.

Referenced by hls_slice_header().

◆ slice_qp

int8_t SliceHeader::slice_qp

Definition at line 270 of file hevcdec.h.

Referenced by hls_slice_header().

◆ luma_log2_weight_denom

uint8_t SliceHeader::luma_log2_weight_denom

Definition at line 272 of file hevcdec.h.

Referenced by fill_pred_weight_table(), and pred_weight_table().

◆ chroma_log2_weight_denom

int16_t SliceHeader::chroma_log2_weight_denom

Definition at line 273 of file hevcdec.h.

Referenced by fill_pred_weight_table(), and pred_weight_table().

◆ luma_weight_l0

int16_t SliceHeader::luma_weight_l0[16]

Definition at line 275 of file hevcdec.h.

Referenced by fill_pred_weight_table(), and pred_weight_table().

◆ chroma_weight_l0

int16_t SliceHeader::chroma_weight_l0[16][2]

Definition at line 276 of file hevcdec.h.

Referenced by fill_pred_weight_table(), and pred_weight_table().

◆ chroma_weight_l1

int16_t SliceHeader::chroma_weight_l1[16][2]

Definition at line 277 of file hevcdec.h.

Referenced by fill_pred_weight_table(), and pred_weight_table().

◆ luma_weight_l1

int16_t SliceHeader::luma_weight_l1[16]

Definition at line 278 of file hevcdec.h.

Referenced by fill_pred_weight_table(), and pred_weight_table().

◆ luma_offset_l0

int16_t SliceHeader::luma_offset_l0[16]

Definition at line 280 of file hevcdec.h.

Referenced by fill_pred_weight_table(), pred_weight_table(), and vaapi_hevc_decode_slice().

◆ chroma_offset_l0

int16_t SliceHeader::chroma_offset_l0[16][2]

Definition at line 281 of file hevcdec.h.

Referenced by fill_pred_weight_table(), pred_weight_table(), and vaapi_hevc_decode_slice().

◆ luma_offset_l1

int16_t SliceHeader::luma_offset_l1[16]

Definition at line 283 of file hevcdec.h.

Referenced by fill_pred_weight_table(), pred_weight_table(), and vaapi_hevc_decode_slice().

◆ chroma_offset_l1

int16_t SliceHeader::chroma_offset_l1[16][2]

Definition at line 284 of file hevcdec.h.

Referenced by fill_pred_weight_table(), pred_weight_table(), and vaapi_hevc_decode_slice().

◆ slice_ctb_addr_rs

int SliceHeader::slice_ctb_addr_rs

Definition at line 286 of file hevcdec.h.

Referenced by hls_slice_header().

◆ data_offset

unsigned SliceHeader::data_offset

Definition at line 287 of file hevcdec.h.

Referenced by hls_slice_header(), and vaapi_hevc_decode_slice().

The documentation for this struct was generated from the following file:

libavcodec/hevc/hevcdec.h

Generated on Tue Nov 18 2025 19:24:27 for FFmpeg by doxygen 1.8.17