FFmpeg: HEVCContext Struct Reference

#include <hevc.h>

Data Fields
const AVClass *	c

AVCodecContext *	avctx

struct HEVCContext *	sList [MAX_NB_THREADS]

HEVCLocalContext *	HEVClcList [MAX_NB_THREADS]

HEVCLocalContext *	HEVClc

uint8_t	threads_type

uint8_t	threads_number

int	width

int	height

uint8_t *	cabac_state

uint8_t	slice_initialized
	1 if the independent slice segment header was successfully parsed

AVFrame *	frame

AVFrame *	sao_frame

AVFrame *	tmp_frame

AVFrame *	output_frame

const HEVCVPS *	vps

const HEVCSPS *	sps

const HEVCPPS *	pps

AVBufferRef *	vps_list [MAX_VPS_COUNT]

AVBufferRef *	sps_list [MAX_SPS_COUNT]

AVBufferRef *	pps_list [MAX_PPS_COUNT]

AVBufferPool *	tab_mvf_pool

AVBufferPool *	rpl_tab_pool
	candidate references for the current frame

RefPicList	rps [5]

SliceHeader	sh

SAOParams *	sao

DBParams *	deblock

enum NALUnitType	nal_unit_type

int	temporal_id
	temporal_id_plus1 - 1

HEVCFrame *	ref

HEVCFrame	DPB [32]

int	poc

int	pocTid0

int	slice_idx
	number of the slice being currently decoded

int	eos
	current packet contains an EOS/EOB NAL

int	max_ra

int	bs_width

int	bs_height

int	is_decoded

HEVCPredContext	hpc

HEVCDSPContext	hevcdsp

VideoDSPContext	vdsp

DSPContext	dsp

int8_t *	qp_y_tab

uint8_t *	split_cu_flag

uint8_t *	horizontal_bs

uint8_t *	vertical_bs

int32_t *	tab_slice_address

uint8_t *	skip_flag

uint8_t *	tab_ct_depth

uint8_t *	tab_ipm

uint8_t *	cbf_luma

uint8_t *	is_pcm

uint8_t *	filter_slice_edges

uint8_t *	checksum_buf
	used on BE to byteswap the lines for checksumming

int	checksum_buf_size

uint16_t	seq_decode
	Sequence counters for decoded and output frames, so that old frames are output first after a POC reset.

uint16_t	seq_output

int	enable_parallel_tiles

int	wpp_err

int	skipped_bytes

int *	skipped_bytes_pos

int	skipped_bytes_pos_size

int *	skipped_bytes_nal

int **	skipped_bytes_pos_nal

int *	skipped_bytes_pos_size_nal

uint8_t *	data

HEVCNAL *	nals

int	nb_nals

int	nals_allocated

enum NALUnitType	first_nal_type

struct AVMD5 *	md5_ctx

uint8_t	md5 [3][16]

uint8_t	is_md5

uint8_t	context_initialized

uint8_t	is_nalff
	this flag is != 0 if bitstream is encapsulated as a format defined in 14496-15

int	apply_defdispwin

int	active_seq_parameter_set_id

int	nal_length_size
	Number of bytes used for nal length (1, 2 or 4)

int	nuh_layer_id

int	sei_frame_packing_present
	frame packing arrangement variables

int	frame_packing_arrangement_type

int	content_interpretation_type

int	quincunx_subsampling

int	picture_struct

Detailed Description

Definition at line 747 of file hevc.h.

Field Documentation

const AVClass* HEVCContext::c

Definition at line 748 of file hevc.h.

AVCodecContext* HEVCContext::avctx

struct HEVCContext* HEVCContext::sList[MAX_NB_THREADS]

Definition at line 751 of file hevc.h.

Referenced by hevc_decode_free(), hevc_init_context(), hls_decode_entry_wpp(), and hls_slice_data_wpp().

HEVCLocalContext* HEVCContext::HEVClcList[MAX_NB_THREADS]

Definition at line 753 of file hevc.h.

Referenced by hevc_decode_free(), hevc_init_context(), and hls_slice_data_wpp().

HEVCLocalContext* HEVCContext::HEVClc

Definition at line 754 of file hevc.h.

Referenced by active_parameter_sets(), cabac_init_decoder(), cabac_init_state(), check_prediction_block_available(), chroma_mc(), coeff_abs_level_remaining_decode(), coeff_sign_flag_decode(), decode_hrd(), decode_nal_sei_decoded_picture_hash(), decode_nal_sei_frame_packing_arrangement(), decode_nal_sei_message(), decode_nal_unit(), decode_nal_units(), decode_pic_timing(), decode_profile_tier_level(), decode_sublayer_hrd(), decode_vui(), derive_spatial_merge_candidates(), ff_hevc_cabac_init(), ff_hevc_cu_qp_delta_abs(), ff_hevc_cu_qp_delta_sign_flag(), ff_hevc_decode_nal_pps(), ff_hevc_decode_nal_sei(), ff_hevc_decode_nal_sps(), ff_hevc_decode_nal_vps(), ff_hevc_decode_short_term_rps(), ff_hevc_end_of_slice_flag_decode(), ff_hevc_hls_mvd_coding(), ff_hevc_hls_residual_coding(), ff_hevc_inter_pred_idc_decode(), ff_hevc_intra_chroma_pred_mode_decode(), ff_hevc_luma_mv_merge_mode(), ff_hevc_luma_mv_mvp_mode(), ff_hevc_merge_idx_decode(), ff_hevc_mpm_idx_decode(), ff_hevc_part_mode_decode(), ff_hevc_pcm_flag_decode(), ff_hevc_ref_idx_lx_decode(), ff_hevc_rem_intra_luma_pred_mode_decode(), ff_hevc_sao_band_position_decode(), ff_hevc_sao_eo_class_decode(), ff_hevc_sao_offset_abs_decode(), ff_hevc_sao_offset_sign_decode(), ff_hevc_sao_type_idx_decode(), ff_hevc_save_states(), ff_hevc_set_neighbour_available(), ff_hevc_set_qPy(), ff_hevc_skip_flag_decode(), ff_hevc_split_coding_unit_flag_decode(), get_qPy_pred(), hevc_close(), hevc_decode_free(), hevc_frame_start(), hevc_init(), hevc_init_context(), hls_coding_quadtree(), hls_coding_unit(), hls_decode_neighbour(), hls_nal_unit(), hls_pcm_sample(), hls_prediction_unit(), hls_sao_param(), hls_slice_data_wpp(), hls_slice_header(), hls_transform_tree(), hls_transform_unit(), intra_prediction_unit(), intra_prediction_unit_default_value(), last_significant_coeff_suffix_decode(), load_states(), luma_intra_pred_mode(), luma_mc(), mvd_decode(), mvd_sign_flag_decode(), parse_nal_units(), parse_ptl(), and scaling_list_data().

uint8_t HEVCContext::threads_type

Definition at line 756 of file hevc.h.

Referenced by decode_nal_units(), ff_hevc_hls_filters(), generate_missing_ref(), hevc_await_progress(), hevc_decode_init(), hevc_frame_start(), hevc_update_thread_context(), and temporal_luma_motion_vector().

uint8_t HEVCContext::threads_number

Definition at line 757 of file hevc.h.

Referenced by decode_nal_unit(), ff_hevc_cabac_init(), hevc_decode_free(), hevc_decode_init(), hevc_update_thread_context(), hls_decode_entry_wpp(), hls_slice_data_wpp(), and hls_slice_header().

int HEVCContext::width

Definition at line 759 of file hevc.h.

int HEVCContext::height

Definition at line 760 of file hevc.h.

uint8_t* HEVCContext::cabac_state

Definition at line 762 of file hevc.h.

Referenced by ff_hevc_save_states(), hevc_decode_free(), hevc_init_context(), and load_states().

uint8_t HEVCContext::slice_initialized

1 if the independent slice segment header was successfully parsed

Definition at line 765 of file hevc.h.

Referenced by hls_slice_header().

AVFrame* HEVCContext::frame

Definition at line 767 of file hevc.h.

Referenced by deblocking_filter_CTB(), ff_hevc_hls_residual_coding(), hevc_frame_start(), hls_pcm_sample(), hls_prediction_unit(), restore_tqb_pixels(), sao_filter_CTB(), and set_sps().

AVFrame* HEVCContext::sao_frame

Definition at line 768 of file hevc.h.

Referenced by hevc_frame_start(), restore_tqb_pixels(), and sao_filter_CTB().

AVFrame* HEVCContext::tmp_frame

Definition at line 769 of file hevc.h.

Referenced by hevc_decode_free(), hevc_init_context(), and set_sps().

AVFrame* HEVCContext::output_frame

Definition at line 770 of file hevc.h.

Referenced by hevc_decode_frame(), hevc_decode_free(), hevc_frame_start(), and hevc_init_context().

const HEVCVPS* HEVCContext::vps

Definition at line 772 of file hevc.h.

Referenced by parse_nal_units(), and set_sps().

const HEVCSPS* HEVCContext::sps

Definition at line 773 of file hevc.h.

Referenced by alloc_frame(), chroma_mc(), deblocking_filter_CTB(), decode_lt_rps(), decode_nal_unit(), derive_spatial_merge_candidates(), ff_hevc_cabac_init(), ff_hevc_compute_poc(), ff_hevc_deblocking_boundary_strengths(), ff_hevc_get_ref_list(), ff_hevc_hls_filter(), ff_hevc_hls_filters(), ff_hevc_hls_residual_coding(), ff_hevc_luma_mv_mvp_mode(), ff_hevc_output_frame(), ff_hevc_part_mode_decode(), ff_hevc_sao_offset_abs_decode(), ff_hevc_save_states(), ff_hevc_set_neighbour_available(), ff_hevc_set_new_ref(), ff_hevc_set_qPy(), ff_hevc_skip_flag_decode(), ff_hevc_split_coding_unit_flag_decode(), find_ref_idx(), generate_missing_ref(), get_pcm(), get_qPy(), get_qPy_pred(), hevc_frame_start(), hevc_update_thread_context(), hls_coding_quadtree(), hls_coding_unit(), hls_decode_entry(), hls_decode_entry_wpp(), hls_decode_neighbour(), hls_pcm_sample(), hls_prediction_unit(), hls_sao_param(), hls_slice_header(), hls_transform_tree(), hls_transform_unit(), intra_prediction_unit_default_value(), luma_intra_pred_mode(), luma_mc(), mv_mp_mode_mx(), mv_mp_mode_mx_lt(), parse_nal_units(), pred_weight_table(), restore_tqb_pixels(), sao_filter_CTB(), set_ct_depth(), set_deblocking_bypass(), set_sps(), temporal_luma_motion_vector(), and z_scan_block_avail().

AVBufferRef* HEVCContext::vps_list[MAX_VPS_COUNT]

Definition at line 775 of file hevc.h.

Referenced by ff_hevc_decode_nal_sps(), ff_hevc_decode_nal_vps(), hevc_close(), hevc_decode_free(), hevc_update_thread_context(), parse_nal_units(), and set_sps().

AVBufferRef* HEVCContext::sps_list[MAX_SPS_COUNT]

Definition at line 776 of file hevc.h.

Referenced by decode_pic_timing(), ff_hevc_decode_nal_pps(), ff_hevc_decode_nal_sps(), hevc_close(), hevc_decode_free(), hevc_update_thread_context(), hls_slice_header(), and parse_nal_units().

AVBufferRef* HEVCContext::pps_list[MAX_PPS_COUNT]

Definition at line 777 of file hevc.h.

Referenced by ff_hevc_decode_nal_pps(), ff_hevc_decode_nal_sps(), hevc_close(), hevc_decode_free(), hevc_update_thread_context(), hls_slice_header(), and parse_nal_units().

AVBufferPool* HEVCContext::tab_mvf_pool

Definition at line 779 of file hevc.h.

Referenced by alloc_frame(), pic_arrays_free(), and pic_arrays_init().

AVBufferPool* HEVCContext::rpl_tab_pool

candidate references for the current frame

Definition at line 782 of file hevc.h.

Referenced by alloc_frame(), pic_arrays_free(), and pic_arrays_init().

RefPicList HEVCContext::rps[5]

Definition at line 783 of file hevc.h.

Referenced by ff_hevc_frame_rps(), and ff_hevc_slice_rpl().

SAOParams* HEVCContext::sao

Definition at line 786 of file hevc.h.

Referenced by hls_sao_param(), pic_arrays_free(), pic_arrays_init(), and sao_filter_CTB().

DBParams* HEVCContext::deblock

Definition at line 787 of file hevc.h.

Referenced by deblocking_filter_CTB(), hls_decode_entry(), pic_arrays_free(), and pic_arrays_init().

enum NALUnitType HEVCContext::nal_unit_type

Definition at line 788 of file hevc.h.

Referenced by decode_nal_sei_message(), decode_nal_unit(), decode_nal_units(), ff_hevc_compute_poc(), hevc_frame_start(), hls_nal_unit(), hls_slice_header(), and parse_nal_units().

int HEVCContext::temporal_id

temporal_id_plus1 - 1

Definition at line 789 of file hevc.h.

Referenced by hls_nal_unit(), hls_slice_header(), and parse_nal_units().

HEVCFrame HEVCContext::DPB[32]

Definition at line 791 of file hevc.h.

Referenced by alloc_frame(), ff_hevc_clear_refs(), ff_hevc_flush_dpb(), ff_hevc_frame_rps(), ff_hevc_output_frame(), ff_hevc_set_new_ref(), find_ref_idx(), hevc_decode_free(), hevc_init_context(), and hevc_update_thread_context().

int HEVCContext::poc

Definition at line 792 of file hevc.h.

Referenced by decode_lt_rps(), decode_nal_unit(), derive_temporal_colocated_mvs(), dist_scale(), ff_hevc_frame_rps(), hevc_decode_frame(), hevc_frame_start(), hls_slice_header(), parse_nal_units(), and verify_md5().

int HEVCContext::pocTid0

Definition at line 793 of file hevc.h.

Referenced by ff_hevc_compute_poc(), hevc_update_thread_context(), hls_slice_header(), and parse_nal_units().

int HEVCContext::slice_idx

number of the slice being currently decoded

Definition at line 794 of file hevc.h.

Referenced by hls_slice_header(), and init_slice_rpl().

int HEVCContext::eos

current packet contains an EOS/EOB NAL

Definition at line 795 of file hevc.h.

Referenced by decode_nal_units(), and hevc_update_thread_context().

int HEVCContext::max_ra

Definition at line 796 of file hevc.h.

Referenced by decode_nal_unit(), hevc_decode_flush(), hevc_init_context(), hevc_update_thread_context(), and hls_slice_header().

int HEVCContext::bs_width

Definition at line 797 of file hevc.h.

Referenced by deblocking_filter_CTB(), ff_hevc_deblocking_boundary_strengths(), hevc_frame_start(), and pic_arrays_init().

int HEVCContext::bs_height

Definition at line 798 of file hevc.h.

Referenced by hevc_frame_start(), and pic_arrays_init().

int HEVCContext::is_decoded

Definition at line 800 of file hevc.h.

Referenced by decode_nal_unit(), hevc_decode_frame(), and hevc_frame_start().

HEVCPredContext HEVCContext::hpc

Definition at line 802 of file hevc.h.

Referenced by hls_transform_unit(), and set_sps().

HEVCDSPContext HEVCContext::hevcdsp

Definition at line 803 of file hevc.h.

Referenced by chroma_mc(), deblocking_filter_CTB(), ff_hevc_hls_residual_coding(), hls_pcm_sample(), hls_prediction_unit(), luma_mc(), sao_filter_CTB(), and set_sps().

VideoDSPContext HEVCContext::vdsp

Definition at line 804 of file hevc.h.

Referenced by chroma_mc(), luma_mc(), and set_sps().

DSPContext HEVCContext::dsp

Definition at line 805 of file hevc.h.

Referenced by hevc_init_context(), and verify_md5().

int8_t* HEVCContext::qp_y_tab

Definition at line 806 of file hevc.h.

Referenced by get_qPy(), get_qPy_pred(), hls_coding_unit(), pic_arrays_free(), and pic_arrays_init().

uint8_t* HEVCContext::split_cu_flag

Definition at line 807 of file hevc.h.

Referenced by hls_coding_quadtree(), pic_arrays_free(), and pic_arrays_init().

uint8_t* HEVCContext::horizontal_bs

Definition at line 808 of file hevc.h.

Referenced by deblocking_filter_CTB(), ff_hevc_deblocking_boundary_strengths(), hevc_frame_start(), pic_arrays_free(), and pic_arrays_init().

uint8_t* HEVCContext::vertical_bs

Definition at line 809 of file hevc.h.

Referenced by deblocking_filter_CTB(), ff_hevc_deblocking_boundary_strengths(), hevc_frame_start(), pic_arrays_free(), and pic_arrays_init().

int32_t* HEVCContext::tab_slice_address

Definition at line 811 of file hevc.h.

Referenced by hevc_frame_start(), hls_decode_entry(), hls_decode_neighbour(), pic_arrays_free(), pic_arrays_init(), and sao_filter_CTB().

uint8_t* HEVCContext::skip_flag

Definition at line 814 of file hevc.h.

Referenced by ff_hevc_skip_flag_decode(), hls_coding_unit(), hls_prediction_unit(), pic_arrays_free(), and pic_arrays_init().

uint8_t* HEVCContext::tab_ct_depth

Definition at line 815 of file hevc.h.

Referenced by ff_hevc_split_coding_unit_flag_decode(), pic_arrays_free(), pic_arrays_init(), and set_ct_depth().

uint8_t* HEVCContext::tab_ipm

Definition at line 817 of file hevc.h.

Referenced by intra_prediction_unit_default_value(), luma_intra_pred_mode(), pic_arrays_free(), and pic_arrays_init().

uint8_t* HEVCContext::cbf_luma

Definition at line 819 of file hevc.h.

Referenced by ff_hevc_deblocking_boundary_strengths(), hevc_frame_start(), hls_transform_tree(), pic_arrays_free(), and pic_arrays_init().

uint8_t* HEVCContext::is_pcm

Definition at line 820 of file hevc.h.

Referenced by get_pcm(), hevc_frame_start(), pic_arrays_free(), pic_arrays_init(), restore_tqb_pixels(), and set_deblocking_bypass().

uint8_t* HEVCContext::filter_slice_edges

Definition at line 823 of file hevc.h.

Referenced by hls_decode_entry(), pic_arrays_free(), pic_arrays_init(), and sao_filter_CTB().

uint8_t* HEVCContext::checksum_buf

used on BE to byteswap the lines for checksumming

Definition at line 826 of file hevc.h.

Referenced by verify_md5().

int HEVCContext::checksum_buf_size

Definition at line 827 of file hevc.h.

Referenced by verify_md5().

uint16_t HEVCContext::seq_decode

Sequence counters for decoded and output frames, so that old frames are output first after a POC reset.

Definition at line 833 of file hevc.h.

Referenced by decode_nal_unit(), ff_hevc_output_frame(), ff_hevc_set_new_ref(), find_ref_idx(), generate_missing_ref(), hevc_update_thread_context(), and hls_slice_header().

uint16_t HEVCContext::seq_output

Definition at line 834 of file hevc.h.

Referenced by ff_hevc_output_frame(), and hevc_update_thread_context().

int HEVCContext::enable_parallel_tiles

Definition at line 836 of file hevc.h.

Referenced by hevc_decode_init(), and hls_slice_header().

int HEVCContext::wpp_err

Definition at line 837 of file hevc.h.

Referenced by hls_decode_entry_wpp(), and hls_slice_data_wpp().

int HEVCContext::skipped_bytes

Definition at line 838 of file hevc.h.

Referenced by decode_nal_units(), and ff_hevc_extract_rbsp().

int* HEVCContext::skipped_bytes_pos

Definition at line 839 of file hevc.h.

Referenced by decode_nal_units(), ff_hevc_extract_rbsp(), hevc_close(), and hls_slice_data_wpp().

int HEVCContext::skipped_bytes_pos_size

Definition at line 840 of file hevc.h.

Referenced by decode_nal_units(), ff_hevc_extract_rbsp(), and hevc_init().

int* HEVCContext::skipped_bytes_nal

Definition at line 842 of file hevc.h.

Referenced by decode_nal_units(), and hevc_decode_free().

int** HEVCContext::skipped_bytes_pos_nal

Definition at line 843 of file hevc.h.

Referenced by decode_nal_units(), and hevc_decode_free().

int* HEVCContext::skipped_bytes_pos_size_nal

Definition at line 844 of file hevc.h.

Referenced by decode_nal_units(), and hevc_decode_free().

uint8_t* HEVCContext::data

Definition at line 846 of file hevc.h.

Referenced by hls_slice_data_wpp().

HEVCNAL* HEVCContext::nals

Definition at line 848 of file hevc.h.

Referenced by decode_nal_units(), hevc_close(), hevc_decode_free(), and parse_nal_units().

int HEVCContext::nb_nals

Definition at line 849 of file hevc.h.

Referenced by alloc_frame(), and decode_nal_units().

int HEVCContext::nals_allocated

Definition at line 850 of file hevc.h.

Referenced by decode_nal_units(), hevc_close(), hevc_decode_free(), and parse_nal_units().

enum NALUnitType HEVCContext::first_nal_type

Definition at line 852 of file hevc.h.

Referenced by decode_nal_unit(), and hevc_frame_start().

struct AVMD5* HEVCContext::md5_ctx

Definition at line 855 of file hevc.h.

Referenced by hevc_decode_free(), hevc_init_context(), and verify_md5().

uint8_t HEVCContext::md5[3][16]

Definition at line 856 of file hevc.h.

Referenced by decode_nal_sei_decoded_picture_hash(), and verify_md5().

uint8_t HEVCContext::is_md5

Definition at line 857 of file hevc.h.

Referenced by decode_nal_sei_decoded_picture_hash(), and hevc_decode_frame().

uint8_t HEVCContext::context_initialized

Definition at line 859 of file hevc.h.

Referenced by hevc_init_context(), and hevc_update_thread_context().

uint8_t HEVCContext::is_nalff

this flag is != 0 if bitstream is encapsulated as a format defined in 14496-15

Definition at line 860 of file hevc.h.

Referenced by decode_nal_units(), hevc_decode_extradata(), and hevc_update_thread_context().

int HEVCContext::apply_defdispwin

Definition at line 862 of file hevc.h.

Referenced by decode_vui(), and ff_hevc_decode_nal_sps().

int HEVCContext::active_seq_parameter_set_id

Definition at line 864 of file hevc.h.

Referenced by active_parameter_sets(), and decode_pic_timing().

int HEVCContext::nal_length_size

Number of bytes used for nal length (1, 2 or 4)

Definition at line 866 of file hevc.h.

Referenced by decode_nal_units(), hevc_decode_extradata(), and hevc_update_thread_context().

int HEVCContext::nuh_layer_id

Definition at line 867 of file hevc.h.

int HEVCContext::sei_frame_packing_present

frame packing arrangement variables

Definition at line 870 of file hevc.h.

Referenced by decode_nal_sei_frame_packing_arrangement(), and set_side_data().

int HEVCContext::frame_packing_arrangement_type

Definition at line 871 of file hevc.h.

Referenced by decode_nal_sei_frame_packing_arrangement(), and set_side_data().

int HEVCContext::content_interpretation_type

Definition at line 872 of file hevc.h.

Referenced by decode_nal_sei_frame_packing_arrangement(), and set_side_data().

int HEVCContext::quincunx_subsampling

Definition at line 873 of file hevc.h.

Referenced by decode_nal_sei_frame_packing_arrangement(), and set_side_data().

int HEVCContext::picture_struct

Definition at line 875 of file hevc.h.

Referenced by alloc_frame(), decode_pic_timing(), hevc_decode_init(), and parse_nal_units().

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

libavcodec/hevc.h