FFmpeg: PPS Struct Reference

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Data Fields

PPS Struct Reference

Picture parameter set. More...

#include <h264.h>

Data Fields

unsigned int sps_id

int cabac

entropy_coding_mode_flag

int pic_order_present

pic_order_present_flag

int slice_group_count

num_slice_groups_minus1 + 1

int mb_slice_group_map_type

unsigned int ref_count [2]

num_ref_idx_l0/1_active_minus1 + 1

int weighted_pred

weighted_pred_flag

int weighted_bipred_idc

int init_qp

pic_init_qp_minus26 + 26

int init_qs

pic_init_qs_minus26 + 26

int chroma_qp_index_offset [2]

int deblocking_filter_parameters_present

deblocking_filter_parameters_present_flag

int constrained_intra_pred

constrained_intra_pred_flag

int redundant_pic_cnt_present

redundant_pic_cnt_present_flag

int transform_8x8_mode

transform_8x8_mode_flag

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

int chroma_qp_diff

Detailed Description

Picture parameter set.

Definition at line 236 of file h264.h.

Field Documentation

unsigned int PPS::sps_id

Definition at line 237 of file h264.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_decode_slice_header(), more_rbsp_data_in_pps(), and parse_nal_units().

int PPS::cabac

entropy_coding_mode_flag

Definition at line 238 of file h264.h.

Referenced by decode_slice(), ff_h264_decode_picture_parameter_set(), ff_h264_decode_slice_header(), ff_h264_filter_mb(), fill_picture_parameters(), fill_slice_long(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::pic_order_present

pic_order_present_flag

Definition at line 239 of file h264.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_decode_slice_header(), fill_picture_parameters(), 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 240 of file h264.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 241 of file h264.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 242 of file h264.h.

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

int PPS::weighted_pred

weighted_pred_flag

Definition at line 243 of file h264.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_decode_slice_header(), fill_picture_parameters(), scan_mmco_reset(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::weighted_bipred_idc

Definition at line 244 of file h264.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_decode_slice_header(), fill_picture_parameters(), scan_mmco_reset(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::init_qp

pic_init_qp_minus26 + 26

Definition at line 245 of file h264.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_decode_slice_header(), fill_picture_parameters(), fill_slice_long(), 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 246 of file h264.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 247 of file h264.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_decode_slice_header(), fill_picture_parameters(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::deblocking_filter_parameters_present

deblocking_filter_parameters_present_flag

Definition at line 248 of file h264.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_decode_slice_header(), fill_picture_parameters(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::constrained_intra_pred

constrained_intra_pred_flag

Definition at line 249 of file h264.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 250 of file h264.h.

Referenced by ff_h264_decode_picture_parameter_set(), ff_h264_decode_slice_header(), fill_picture_parameters(), scan_mmco_reset(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

int PPS::transform_8x8_mode

transform_8x8_mode_flag

Definition at line 251 of file h264.h.

Referenced by decode_scaling_matrices(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_decode_picture_parameter_set(), fill_filter_caches(), fill_picture_parameters(), h264_init_dequant_tables(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().

uint8_t PPS::scaling_matrix4[6][16]

Definition at line 252 of file h264.h.

Referenced by ff_h264_decode_init(), 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 253 of file h264.h.

Referenced by ff_h264_decode_init(), 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 254 of file h264.h.

Referenced by build_qp_table(), and get_chroma_qp().

int PPS::chroma_qp_diff

Definition at line 255 of file h264.h.

Referenced by ff_h264_decode_picture_parameter_set(), and ff_h264_filter_mb_fast().

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

libavcodec/h264.h

Generated on Sun Sep 14 2014 18:56:44 for FFmpeg by doxygen 1.8.2