struct v4l2_ctrl_h264_pps - H264 picture parameter set
Except where noted, all the members on this picture parameter set structure match the picture parameter set syntax as specified by the H264 specification.
In particular, V4L2_H264_PPS_FLAG_SCALING_MATRIX_PRESENT flag has a specific meaning. This flag should be set if a non-flat scaling matrix applies to the picture. In this case, applications are expected to use V4L2_CID_STATELESS_H264_SCALING_MATRIX, to pass the values of the non-flat matrices.
@pic_parameter_set_id: see H264 specification. @seq_parameter_set_id: see H264 specification. @num_slice_groups_minus1: see H264 specification. @num_ref_idx_l0_default_active_minus1: see H264 specification. @num_ref_idx_l1_default_active_minus1: see H264 specification. @weighted_bipred_idc: see H264 specification. @pic_init_qp_minus26: see H264 specification. @pic_init_qs_minus26: see H264 specification. @chroma_qp_index_offset: see H264 specification. @second_chroma_qp_index_offset: see H264 specification. @flags: see V4L2_H264_PPS_FLAG_{}.
Definition at line 1362 of file v4l2-controls.h.
Data Fields | |
__u8 | pic_parameter_set_id |
__u8 | seq_parameter_set_id |
__u8 | num_slice_groups_minus1 |
__u8 | num_ref_idx_l0_default_active_minus1 |
__u8 | num_ref_idx_l1_default_active_minus1 |
__u8 | weighted_bipred_idc |
__s8 | pic_init_qp_minus26 |
__s8 | pic_init_qs_minus26 |
__s8 | chroma_qp_index_offset |
__s8 | second_chroma_qp_index_offset |
__u16 | flags |
__s8 v4l2_ctrl_h264_pps::chroma_qp_index_offset |
Definition at line 1371 of file v4l2-controls.h.
__u16 v4l2_ctrl_h264_pps::flags |
Definition at line 1373 of file v4l2-controls.h.
__u8 v4l2_ctrl_h264_pps::num_ref_idx_l0_default_active_minus1 |
Definition at line 1366 of file v4l2-controls.h.
__u8 v4l2_ctrl_h264_pps::num_ref_idx_l1_default_active_minus1 |
Definition at line 1367 of file v4l2-controls.h.
__u8 v4l2_ctrl_h264_pps::num_slice_groups_minus1 |
Definition at line 1365 of file v4l2-controls.h.
__s8 v4l2_ctrl_h264_pps::pic_init_qp_minus26 |
Definition at line 1369 of file v4l2-controls.h.
__s8 v4l2_ctrl_h264_pps::pic_init_qs_minus26 |
Definition at line 1370 of file v4l2-controls.h.
__u8 v4l2_ctrl_h264_pps::pic_parameter_set_id |
Definition at line 1363 of file v4l2-controls.h.
__s8 v4l2_ctrl_h264_pps::second_chroma_qp_index_offset |
Definition at line 1372 of file v4l2-controls.h.
__u8 v4l2_ctrl_h264_pps::seq_parameter_set_id |
Definition at line 1364 of file v4l2-controls.h.
__u8 v4l2_ctrl_h264_pps::weighted_bipred_idc |
Definition at line 1368 of file v4l2-controls.h.