FFmpeg: SPS Struct Reference

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Data Fields

SPS Struct Reference

Sequence parameter set. More...

#include <h264_ps.h>

Data Fields

unsigned int sps_id

int profile_idc

int level_idc

int chroma_format_idc

int transform_bypass

qpprime_y_zero_transform_bypass_flag More...

int log2_max_frame_num

log2_max_frame_num_minus4 + 4 More...

int poc_type

pic_order_cnt_type More...

int log2_max_poc_lsb

log2_max_pic_order_cnt_lsb_minus4 More...

int delta_pic_order_always_zero_flag

int offset_for_non_ref_pic

int offset_for_top_to_bottom_field

int poc_cycle_length

num_ref_frames_in_pic_order_cnt_cycle More...

int ref_frame_count

num_ref_frames More...

int gaps_in_frame_num_allowed_flag

int mb_width

pic_width_in_mbs_minus1 + 1 More...

int mb_height

int frame_mbs_only_flag

int mb_aff

mb_adaptive_frame_field_flag More...

int direct_8x8_inference_flag

int crop

frame_cropping_flag More...

unsigned int crop_left

frame_cropping_rect_left_offset More...

unsigned int crop_right

frame_cropping_rect_right_offset More...

unsigned int crop_top

frame_cropping_rect_top_offset More...

unsigned int crop_bottom

frame_cropping_rect_bottom_offset More...

int vui_parameters_present_flag

H2645VUI vui

int timing_info_present_flag

uint32_t num_units_in_tick

uint32_t time_scale

int fixed_frame_rate_flag

int32_t offset_for_ref_frame [256]

int bitstream_restriction_flag

int num_reorder_frames

int scaling_matrix_present

uint8_t scaling_matrix4 [6][16]

uint8_t scaling_matrix8 [6][64]

int nal_hrd_parameters_present_flag

int vcl_hrd_parameters_present_flag

int pic_struct_present_flag

int time_offset_length

int cpb_cnt

See H.264 E.1.2. More...

int initial_cpb_removal_delay_length

initial_cpb_removal_delay_length_minus1 + 1 More...

int cpb_removal_delay_length

cpb_removal_delay_length_minus1 + 1 More...

int dpb_output_delay_length

dpb_output_delay_length_minus1 + 1 More...

int bit_depth_luma

bit_depth_luma_minus8 + 8 More...

int bit_depth_chroma

bit_depth_chroma_minus8 + 8 More...

int residual_color_transform_flag

residual_colour_transform_flag More...

int constraint_set_flags

constraint_set[0-3]_flag More...

uint8_t data [4096]

size_t data_size

Detailed Description

Sequence parameter set.

Definition at line 45 of file h264_ps.h.

Field Documentation

◆ sps_id

unsigned int SPS::sps_id

Definition at line 46 of file h264_ps.h.

◆ profile_idc

int SPS::profile_idc

Definition at line 47 of file h264_ps.h.

◆ level_idc

int SPS::level_idc

Definition at line 48 of file h264_ps.h.

◆ chroma_format_idc

int SPS::chroma_format_idc

Definition at line 49 of file h264_ps.h.

◆ transform_bypass

int SPS::transform_bypass

qpprime_y_zero_transform_bypass_flag

Definition at line 50 of file h264_ps.h.

◆ log2_max_frame_num

int SPS::log2_max_frame_num

log2_max_frame_num_minus4 + 4

Definition at line 51 of file h264_ps.h.

Referenced by h264_filter().

◆ poc_type

int SPS::poc_type

pic_order_cnt_type

Definition at line 52 of file h264_ps.h.

Referenced by h264_filter().

◆ log2_max_poc_lsb

int SPS::log2_max_poc_lsb

log2_max_pic_order_cnt_lsb_minus4

Definition at line 53 of file h264_ps.h.

Referenced by h264_filter().

◆ delta_pic_order_always_zero_flag

int SPS::delta_pic_order_always_zero_flag

Definition at line 54 of file h264_ps.h.

◆ offset_for_non_ref_pic

int SPS::offset_for_non_ref_pic

Definition at line 55 of file h264_ps.h.

Referenced by h264_filter().

◆ offset_for_top_to_bottom_field

int SPS::offset_for_top_to_bottom_field

Definition at line 56 of file h264_ps.h.

Referenced by h264_filter().

◆ poc_cycle_length

int SPS::poc_cycle_length

num_ref_frames_in_pic_order_cnt_cycle

Definition at line 57 of file h264_ps.h.

Referenced by h264_filter().

◆ ref_frame_count

int SPS::ref_frame_count

num_ref_frames

Definition at line 58 of file h264_ps.h.

Referenced by parse_nal_units().

◆ gaps_in_frame_num_allowed_flag

int SPS::gaps_in_frame_num_allowed_flag

Definition at line 59 of file h264_ps.h.

◆ mb_width

int SPS::mb_width

pic_width_in_mbs_minus1 + 1

(pic_height_in_map_units_minus1 + 1) * (2 - frame_mbs_only_flag)

Definition at line 60 of file h264_ps.h.

◆ mb_height

int SPS::mb_height

Definition at line 62 of file h264_ps.h.

◆ frame_mbs_only_flag

int SPS::frame_mbs_only_flag

Definition at line 63 of file h264_ps.h.

Referenced by h264_filter(), and h264_queue_frame().

◆ mb_aff

int SPS::mb_aff

mb_adaptive_frame_field_flag

Definition at line 64 of file h264_ps.h.

◆ direct_8x8_inference_flag

int SPS::direct_8x8_inference_flag

Definition at line 65 of file h264_ps.h.

◆ crop

int SPS::crop

frame_cropping_flag

Definition at line 66 of file h264_ps.h.

◆ crop_left

unsigned int SPS::crop_left

frame_cropping_rect_left_offset

Definition at line 69 of file h264_ps.h.

◆ crop_right

unsigned int SPS::crop_right

frame_cropping_rect_right_offset

Definition at line 70 of file h264_ps.h.

◆ crop_top

unsigned int SPS::crop_top

frame_cropping_rect_top_offset

Definition at line 71 of file h264_ps.h.

◆ crop_bottom

unsigned int SPS::crop_bottom

frame_cropping_rect_bottom_offset

Definition at line 72 of file h264_ps.h.

◆ vui_parameters_present_flag

int SPS::vui_parameters_present_flag

Definition at line 73 of file h264_ps.h.

◆ vui

H2645VUI SPS::vui

Definition at line 74 of file h264_ps.h.

◆ timing_info_present_flag

int SPS::timing_info_present_flag

Definition at line 76 of file h264_ps.h.

◆ num_units_in_tick

uint32_t SPS::num_units_in_tick

Definition at line 77 of file h264_ps.h.

◆ time_scale

uint32_t SPS::time_scale

Definition at line 78 of file h264_ps.h.

◆ fixed_frame_rate_flag

int SPS::fixed_frame_rate_flag

Definition at line 79 of file h264_ps.h.

◆ offset_for_ref_frame

int32_t SPS::offset_for_ref_frame[256]

Definition at line 80 of file h264_ps.h.

Referenced by h264_filter().

◆ bitstream_restriction_flag

int SPS::bitstream_restriction_flag

Definition at line 81 of file h264_ps.h.

◆ num_reorder_frames

int SPS::num_reorder_frames

Definition at line 82 of file h264_ps.h.

◆ scaling_matrix_present

int SPS::scaling_matrix_present

Definition at line 83 of file h264_ps.h.

◆ scaling_matrix4

uint8_t SPS::scaling_matrix4[6][16]

Definition at line 84 of file h264_ps.h.

◆ scaling_matrix8

uint8_t SPS::scaling_matrix8[6][64]

Definition at line 85 of file h264_ps.h.

◆ nal_hrd_parameters_present_flag

int SPS::nal_hrd_parameters_present_flag

Definition at line 86 of file h264_ps.h.

◆ vcl_hrd_parameters_present_flag

int SPS::vcl_hrd_parameters_present_flag

Definition at line 87 of file h264_ps.h.

◆ pic_struct_present_flag

int SPS::pic_struct_present_flag

Definition at line 88 of file h264_ps.h.

◆ time_offset_length

int SPS::time_offset_length

Definition at line 89 of file h264_ps.h.

◆ cpb_cnt

int SPS::cpb_cnt

See H.264 E.1.2.

Definition at line 90 of file h264_ps.h.

◆ initial_cpb_removal_delay_length

int SPS::initial_cpb_removal_delay_length

initial_cpb_removal_delay_length_minus1 + 1

Definition at line 91 of file h264_ps.h.

◆ cpb_removal_delay_length

int SPS::cpb_removal_delay_length

cpb_removal_delay_length_minus1 + 1

Definition at line 92 of file h264_ps.h.

◆ dpb_output_delay_length

int SPS::dpb_output_delay_length

dpb_output_delay_length_minus1 + 1

Definition at line 93 of file h264_ps.h.

◆ bit_depth_luma

int SPS::bit_depth_luma

bit_depth_luma_minus8 + 8

Definition at line 94 of file h264_ps.h.

◆ bit_depth_chroma

int SPS::bit_depth_chroma

bit_depth_chroma_minus8 + 8

Definition at line 95 of file h264_ps.h.

◆ residual_color_transform_flag

int SPS::residual_color_transform_flag

residual_colour_transform_flag

Definition at line 96 of file h264_ps.h.

◆ constraint_set_flags

int SPS::constraint_set_flags

constraint_set[0-3]_flag

Definition at line 97 of file h264_ps.h.

◆ data

uint8_t SPS::data[4096]

Definition at line 98 of file h264_ps.h.

◆ data_size

size_t SPS::data_size

Definition at line 99 of file h264_ps.h.

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

libavcodec/h264_ps.h

Generated on Tue Feb 28 2023 21:34:45 for FFmpeg by doxygen 1.8.17