FFmpeg: PPS Struct Reference

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Data Fields

PPS Struct Reference

Picture parameter set. More...

#include <h264_ps.h>

Data Fields

unsigned int sps_id

int cabac

entropy_coding_mode_flag More...

int pic_order_present

pic_order_present_flag More...

int slice_group_count

num_slice_groups_minus1 + 1 More...

int mb_slice_group_map_type

unsigned int ref_count [2]

num_ref_idx_l0/1_active_minus1 + 1 More...

int weighted_pred

weighted_pred_flag More...

int weighted_bipred_idc

int init_qp

pic_init_qp_minus26 + 26 More...

int init_qs

pic_init_qs_minus26 + 26 More...

int chroma_qp_index_offset [2]

int deblocking_filter_parameters_present

deblocking_filter_parameters_present_flag More...

int constrained_intra_pred

constrained_intra_pred_flag More...

int redundant_pic_cnt_present

redundant_pic_cnt_present_flag More...

int transform_8x8_mode

transform_8x8_mode_flag More...

uint8_t scaling_matrix4 [6][16]

uint8_t scaling_matrix8 [6][64]

uint8_t chroma_qp_table [2][QP_MAX_NUM+1]

pre-scaled (with chroma_qp_index_offset) version of qp_table More...

int chroma_qp_diff

uint8_t data [4096]

size_t data_size

uint32_t dequant4_buffer [6][QP_MAX_NUM+1][16]

uint32_t dequant8_buffer [6][QP_MAX_NUM+1][64]

uint32_t(*[6] dequant4_coeff )[16]

uint32_t(*[6] dequant8_coeff )[64]

Detailed Description

Picture parameter set.

Definition at line 108 of file h264_ps.h.

Field Documentation

unsigned int PPS::sps_id

Definition at line 109 of file h264_ps.h.

Referenced by decode_nal_units(), ff_h264_decode_picture_parameter_set(), ff_h264_queue_decode_slice(), h264_init_ps(), h264_slice_header_parse(), and parse_nal_units().

int PPS::cabac

entropy_coding_mode_flag

Definition at line 110 of file h264_ps.h.

Referenced by decode_slice(), ff_h264_decode_picture_parameter_set(), ff_h264_filter_mb(), fill_picture_parameters(), fill_slice_long(), h264_slice_header_parse(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::pic_order_present

pic_order_present_flag

Definition at line 111 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_picture_parameters(), h264_slice_header_parse(), parse_nal_units(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::slice_group_count

num_slice_groups_minus1 + 1

Definition at line 112 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_picture_parameters(), and vaapi_h264_start_frame().

int PPS::mb_slice_group_map_type

Definition at line 113 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_picture_parameters(), and vaapi_h264_start_frame().

unsigned int PPS::ref_count[2]

num_ref_idx_l0/1_active_minus1 + 1

Definition at line 114 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_execute_ref_pic_marking(), ff_h264_parse_ref_count(), fill_picture_parameters(), parse_nal_units(), and vdpau_h264_start_frame().

int PPS::weighted_pred

weighted_pred_flag

Definition at line 115 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_picture_parameters(), h264_slice_header_parse(), scan_mmco_reset(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::weighted_bipred_idc

Definition at line 116 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_picture_parameters(), h264_slice_header_parse(), h264_slice_init(), scan_mmco_reset(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::init_qp

pic_init_qp_minus26 + 26

Definition at line 117 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_picture_parameters(), fill_slice_long(), h264_slice_header_parse(), vaapi_h264_decode_slice(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::init_qs

pic_init_qs_minus26 + 26

Definition at line 118 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_picture_parameters(), and vaapi_h264_start_frame().

int PPS::chroma_qp_index_offset[2]

Definition at line 119 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_picture_parameters(), h264_slice_init(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::deblocking_filter_parameters_present

deblocking_filter_parameters_present_flag

Definition at line 120 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_picture_parameters(), h264_slice_header_parse(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::constrained_intra_pred

constrained_intra_pred_flag

Definition at line 121 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_decode_caches(), fill_picture_parameters(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::redundant_pic_cnt_present

redundant_pic_cnt_present_flag

Definition at line 122 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_picture_parameters(), h264_slice_header_parse(), scan_mmco_reset(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::transform_8x8_mode

transform_8x8_mode_flag

Definition at line 123 of file h264_ps.h.

Referenced by decode_scaling_matrices(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_decode_picture_parameter_set(), ff_h264_queue_decode_slice(), fill_filter_caches(), fill_picture_parameters(), init_dequant_tables(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

uint8_t PPS::scaling_matrix4[6][16]

Definition at line 124 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_scaling_lists(), init_dequant4_coeff_table(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

uint8_t PPS::scaling_matrix8[6][64]

Definition at line 125 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), fill_scaling_lists(), init_dequant8_coeff_table(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

uint8_t PPS::chroma_qp_table[2][QP_MAX_NUM+1]

pre-scaled (with chroma_qp_index_offset) version of qp_table

Definition at line 126 of file h264_ps.h.

Referenced by build_qp_table(), and get_chroma_qp().

int PPS::chroma_qp_diff

Definition at line 127 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), and ff_h264_filter_mb_fast().

uint8_t PPS::data[4096]

Definition at line 128 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), and ff_videotoolbox_avcc_extradata_create().

size_t PPS::data_size

Definition at line 129 of file h264_ps.h.

Referenced by ff_h264_decode_picture_parameter_set(), and ff_videotoolbox_avcc_extradata_create().

uint32_t PPS::dequant4_buffer[6][QP_MAX_NUM+1][16]

Definition at line 131 of file h264_ps.h.

Referenced by init_dequant4_coeff_table().

uint32_t PPS::dequant8_buffer[6][QP_MAX_NUM+1][64]

Definition at line 132 of file h264_ps.h.

Referenced by init_dequant8_coeff_table().

uint32_t(*[6] PPS::dequant4_coeff)[16]

Definition at line 133 of file h264_ps.h.

Referenced by decode_cabac_luma_residual(), decode_luma_residual(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), hl_decode_mb_predict_luma(), init_dequant4_coeff_table(), and init_dequant_tables().

uint32_t(*[6] PPS::dequant8_coeff)[64]

Definition at line 134 of file h264_ps.h.

Referenced by decode_cabac_luma_residual(), decode_luma_residual(), init_dequant8_coeff_table(), and init_dequant_tables().

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

libavcodec/h264_ps.h

Generated on Fri Jan 12 2018 01:48:34 for FFmpeg by doxygen 1.8.6