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FFmpeg
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Sequence parameter set. More...
#include <h264.h>
Data Fields | |
| int | profile_idc |
| int | level_idc |
| int | chroma_format_idc |
| int | transform_bypass |
| qpprime_y_zero_transform_bypass_flag | |
| int | log2_max_frame_num |
| log2_max_frame_num_minus4 + 4 | |
| int | poc_type |
| pic_order_cnt_type | |
| int | log2_max_poc_lsb |
| log2_max_pic_order_cnt_lsb_minus4 | |
| 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 | |
| int | ref_frame_count |
| num_ref_frames | |
| int | gaps_in_frame_num_allowed_flag |
| int | mb_width |
| pic_width_in_mbs_minus1 + 1 | |
| int | mb_height |
| pic_height_in_map_units_minus1 + 1 | |
| int | frame_mbs_only_flag |
| int | mb_aff |
| mb_adaptive_frame_field_flag | |
| int | direct_8x8_inference_flag |
| int | crop |
| frame_cropping_flag | |
| unsigned int | crop_left |
| frame_cropping_rect_left_offset | |
| unsigned int | crop_right |
| frame_cropping_rect_right_offset | |
| unsigned int | crop_top |
| frame_cropping_rect_top_offset | |
| unsigned int | crop_bottom |
| frame_cropping_rect_bottom_offset | |
| int | vui_parameters_present_flag |
| AVRational | sar |
| int | video_signal_type_present_flag |
| int | full_range |
| int | colour_description_present_flag |
| enum AVColorPrimaries | color_primaries |
| enum AVColorTransferCharacteristic | color_trc |
| enum AVColorSpace | colorspace |
| int | timing_info_present_flag |
| uint32_t | num_units_in_tick |
| uint32_t | time_scale |
| int | fixed_frame_rate_flag |
| short | 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. | |
| int | initial_cpb_removal_delay_length |
| initial_cpb_removal_delay_length_minus1 + 1 | |
| int | cpb_removal_delay_length |
| cpb_removal_delay_length_minus1 + 1 | |
| int | dpb_output_delay_length |
| dpb_output_delay_length_minus1 + 1 | |
| int | bit_depth_luma |
| bit_depth_luma_minus8 + 8 | |
| int | bit_depth_chroma |
| bit_depth_chroma_minus8 + 8 | |
| int | residual_color_transform_flag |
| residual_colour_transform_flag | |
| int | constraint_set_flags |
| constraint_set[0-3]_flag | |
| int | new |
| flag to keep track if the decoder context needs re-init due to changed SPS | |
| int SPS::profile_idc |
Definition at line 152 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set(), ff_h264_get_profile(), hl_decode_mb_idct_luma(), hl_decode_mb_predict_luma(), and more_rbsp_data_in_pps().
| int SPS::level_idc |
Definition at line 153 of file h264.h.
Referenced by decode_slice_header(), ff_h264_decode_seq_parameter_set(), fill_picture_parameters(), parse_nal_units(), and vaapi_h264_start_frame().
| int SPS::chroma_format_idc |
Definition at line 154 of file h264.h.
Referenced by clone_tables(), decode_scaling_matrices(), decode_slice_header(), decode_update_thread_context(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_decode_seq_parameter_set(), fill_picture_parameters(), h264_set_parameter_from_sps(), pred_weight_table(), svq3_decode_init(), and vaapi_h264_start_frame().
| int SPS::transform_bypass |
qpprime_y_zero_transform_bypass_flag
Definition at line 155 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set(), init_dequant_tables(), and init_scan_tables().
| int SPS::log2_max_frame_num |
log2_max_frame_num_minus4 + 4
Definition at line 156 of file h264.h.
Referenced by decode_nal_units(), decode_picture_timing(), decode_slice_header(), ff_h264_decode_seq_parameter_set(), ff_init_poc(), fill_picture_parameters(), parse_nal_units(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().
| int SPS::poc_type |
pic_order_cnt_type
Definition at line 157 of file h264.h.
Referenced by decode_slice_header(), ff_h264_decode_seq_parameter_set(), ff_init_poc(), fill_picture_parameters(), parse_nal_units(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().
| int SPS::log2_max_poc_lsb |
log2_max_pic_order_cnt_lsb_minus4
Definition at line 158 of file h264.h.
Referenced by decode_slice_header(), ff_h264_decode_seq_parameter_set(), ff_init_poc(), fill_picture_parameters(), parse_nal_units(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().
| int SPS::delta_pic_order_always_zero_flag |
Definition at line 159 of file h264.h.
Referenced by decode_slice_header(), ff_h264_decode_seq_parameter_set(), fill_picture_parameters(), parse_nal_units(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().
| int SPS::offset_for_non_ref_pic |
Definition at line 160 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set(), and ff_init_poc().
| int SPS::offset_for_top_to_bottom_field |
Definition at line 161 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set(), and ff_init_poc().
| int SPS::poc_cycle_length |
num_ref_frames_in_pic_order_cnt_cycle
Definition at line 162 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set(), and ff_init_poc().
| int SPS::ref_frame_count |
num_ref_frames
Definition at line 163 of file h264.h.
Referenced by decode_slice_header(), ff_generate_sliding_window_mmcos(), ff_h264_decode_seq_parameter_set(), ff_h264_execute_ref_pic_marking(), fill_picture_parameters(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().
| int SPS::gaps_in_frame_num_allowed_flag |
Definition at line 164 of file h264.h.
Referenced by decode_slice_header(), ff_h264_decode_seq_parameter_set(), and vaapi_h264_start_frame().
| int SPS::mb_width |
pic_width_in_mbs_minus1 + 1
Definition at line 165 of file h264.h.
Referenced by decode_slice_header(), and ff_h264_decode_seq_parameter_set().
| int SPS::mb_height |
pic_height_in_map_units_minus1 + 1
Definition at line 166 of file h264.h.
Referenced by decode_slice_header(), and ff_h264_decode_seq_parameter_set().
| int SPS::frame_mbs_only_flag |
Definition at line 167 of file h264.h.
Referenced by decode_slice_header(), ff_h264_decode_seq_parameter_set(), fill_picture_parameters(), parse_nal_units(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().
| int SPS::mb_aff |
mb_adaptive_frame_field_flag
Definition at line 168 of file h264.h.
Referenced by decode_slice_header(), ff_h264_decode_seq_parameter_set(), fill_picture_parameters(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().
| int SPS::direct_8x8_inference_flag |
Definition at line 169 of file h264.h.
Referenced by decode_slice_header(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_decode_seq_parameter_set(), fill_picture_parameters(), get_dct8x8_allowed(), pred_spatial_direct_motion(), pred_temp_direct_motion(), vaapi_h264_start_frame(), and vdpau_h264_start_frame().
| int SPS::crop |
frame_cropping_flag
Definition at line 170 of file h264.h.
Referenced by alloc_picture(), ff_h264_decode_seq_parameter_set(), and init_dimensions().
| unsigned int SPS::crop_left |
frame_cropping_rect_left_offset
Definition at line 173 of file h264.h.
Referenced by alloc_picture(), ff_h264_decode_seq_parameter_set(), and init_dimensions().
| unsigned int SPS::crop_right |
frame_cropping_rect_right_offset
Definition at line 174 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set(), and init_dimensions().
| unsigned int SPS::crop_top |
frame_cropping_rect_top_offset
Definition at line 175 of file h264.h.
Referenced by alloc_picture(), ff_h264_decode_seq_parameter_set(), and init_dimensions().
| unsigned int SPS::crop_bottom |
frame_cropping_rect_bottom_offset
Definition at line 176 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set(), and init_dimensions().
| int SPS::vui_parameters_present_flag |
Definition at line 177 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set().
| AVRational SPS::sar |
Definition at line 178 of file h264.h.
Referenced by decode_slice_header(), decode_vui_parameters(), ff_h264_decode_seq_parameter_set(), and h264_slice_header_init().
| int SPS::video_signal_type_present_flag |
Definition at line 179 of file h264.h.
Referenced by decode_slice_header(), and decode_vui_parameters().
| int SPS::full_range |
Definition at line 180 of file h264.h.
Referenced by decode_slice_header(), decode_vui_parameters(), and ff_h264_decode_seq_parameter_set().
| int SPS::colour_description_present_flag |
Definition at line 181 of file h264.h.
Referenced by decode_slice_header(), and decode_vui_parameters().
| enum AVColorPrimaries SPS::color_primaries |
Definition at line 182 of file h264.h.
Referenced by decode_slice_header(), and decode_vui_parameters().
| enum AVColorTransferCharacteristic SPS::color_trc |
Definition at line 183 of file h264.h.
Referenced by decode_slice_header(), and decode_vui_parameters().
| enum AVColorSpace SPS::colorspace |
Definition at line 184 of file h264.h.
Referenced by decode_slice_header(), decode_update_thread_context(), decode_vui_parameters(), and ff_h264_decode_seq_parameter_set().
| int SPS::timing_info_present_flag |
Definition at line 185 of file h264.h.
Referenced by decode_vui_parameters(), ff_h264_decode_seq_parameter_set(), and h264_slice_header_init().
| uint32_t SPS::num_units_in_tick |
Definition at line 186 of file h264.h.
Referenced by decode_vui_parameters(), ff_h264_decode_seq_parameter_set(), and h264_slice_header_init().
| uint32_t SPS::time_scale |
Definition at line 187 of file h264.h.
Referenced by decode_vui_parameters(), ff_h264_decode_seq_parameter_set(), and h264_slice_header_init().
| int SPS::fixed_frame_rate_flag |
Definition at line 188 of file h264.h.
Referenced by decode_vui_parameters().
| short SPS::offset_for_ref_frame[256] |
Definition at line 189 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set(), and ff_init_poc().
| int SPS::bitstream_restriction_flag |
Definition at line 190 of file h264.h.
Referenced by decode_postinit(), decode_vui_parameters(), ff_h264_decode_init(), ff_h264_decode_seq_parameter_set(), and h264_set_parameter_from_sps().
| int SPS::num_reorder_frames |
Definition at line 191 of file h264.h.
Referenced by avpriv_h264_has_num_reorder_frames(), decode_postinit(), decode_vui_parameters(), ff_h264_decode_init(), ff_h264_decode_seq_parameter_set(), and h264_set_parameter_from_sps().
| int SPS::scaling_matrix_present |
Definition at line 192 of file h264.h.
Referenced by decode_scaling_matrices(), and ff_h264_decode_seq_parameter_set().
| uint8_t SPS::scaling_matrix4[6][16] |
Definition at line 193 of file h264.h.
Referenced by decode_scaling_matrices(), ff_h264_decode_picture_parameter_set(), and ff_h264_decode_seq_parameter_set().
| uint8_t SPS::scaling_matrix8[6][64] |
Definition at line 194 of file h264.h.
Referenced by decode_scaling_matrices(), ff_h264_decode_picture_parameter_set(), and ff_h264_decode_seq_parameter_set().
| int SPS::nal_hrd_parameters_present_flag |
Definition at line 195 of file h264.h.
Referenced by decode_buffering_period(), decode_picture_timing(), and decode_vui_parameters().
| int SPS::vcl_hrd_parameters_present_flag |
Definition at line 196 of file h264.h.
Referenced by decode_buffering_period(), decode_picture_timing(), and decode_vui_parameters().
| int SPS::pic_struct_present_flag |
Definition at line 197 of file h264.h.
Referenced by decode_picture_timing(), decode_postinit(), decode_vui_parameters(), and parse_nal_units().
| int SPS::time_offset_length |
Definition at line 198 of file h264.h.
Referenced by decode_hrd_parameters(), decode_picture_timing(), and ff_h264_decode_seq_parameter_set().
| int SPS::cpb_cnt |
See H.264 E.1.2.
Definition at line 199 of file h264.h.
Referenced by decode_buffering_period(), and decode_hrd_parameters().
| int SPS::initial_cpb_removal_delay_length |
initial_cpb_removal_delay_length_minus1 + 1
Definition at line 200 of file h264.h.
Referenced by decode_buffering_period(), and decode_hrd_parameters().
| int SPS::cpb_removal_delay_length |
cpb_removal_delay_length_minus1 + 1
Definition at line 201 of file h264.h.
Referenced by decode_hrd_parameters(), and decode_picture_timing().
| int SPS::dpb_output_delay_length |
dpb_output_delay_length_minus1 + 1
Definition at line 202 of file h264.h.
Referenced by decode_hrd_parameters(), and decode_picture_timing().
| int SPS::bit_depth_luma |
bit_depth_luma_minus8 + 8
Definition at line 203 of file h264.h.
Referenced by clone_tables(), decode_slice_header(), decode_update_thread_context(), ff_h264_decode_init(), ff_h264_decode_mb_cabac(), ff_h264_decode_mb_cavlc(), ff_h264_decode_picture_parameter_set(), ff_h264_decode_seq_parameter_set(), ff_h264_filter_mb(), ff_h264_init_cabac_states(), fill_picture_parameters(), get_pixel_format(), h264_filter_mb_fast_internal(), h264_frame_start(), h264_set_parameter_from_sps(), init_dequant4_coeff_table(), init_dequant8_coeff_table(), and vaapi_h264_start_frame().
| int SPS::bit_depth_chroma |
bit_depth_chroma_minus8 + 8
Definition at line 204 of file h264.h.
Referenced by ff_h264_decode_init(), ff_h264_decode_seq_parameter_set(), fill_picture_parameters(), h264_frame_start(), h264_set_parameter_from_sps(), and vaapi_h264_start_frame().
| int SPS::residual_color_transform_flag |
residual_colour_transform_flag
Definition at line 205 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set(), fill_picture_parameters(), and vaapi_h264_start_frame().
| int SPS::constraint_set_flags |
constraint_set[0-3]_flag
Definition at line 206 of file h264.h.
Referenced by ff_h264_decode_seq_parameter_set(), ff_h264_get_profile(), and more_rbsp_data_in_pps().
| int SPS::new |
flag to keep track if the decoder context needs re-init due to changed SPS
Definition at line 207 of file h264.h.
Referenced by decode_slice_header(), ff_h264_decode_seq_parameter_set(), and field_end().
1.8.2