diff options
Diffstat (limited to 'include/media/h264-ctrls.h')
| -rw-r--r-- | include/media/h264-ctrls.h | 87 |
1 files changed, 50 insertions, 37 deletions
diff --git a/include/media/h264-ctrls.h b/include/media/h264-ctrls.h index 080fd1293c42..ec4799154438 100644 --- a/include/media/h264-ctrls.h +++ b/include/media/h264-ctrls.h @@ -19,6 +19,8 @@ */ #define V4L2_H264_NUM_DPB_ENTRIES 16 +#define V4L2_H264_REF_LIST_LEN (2 * V4L2_H264_NUM_DPB_ENTRIES) + /* Our pixel format isn't stable at the moment */ #define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4') /* H264 parsed slices */ @@ -34,6 +36,7 @@ #define V4L2_CID_MPEG_VIDEO_H264_DECODE_PARAMS (V4L2_CID_MPEG_BASE+1004) #define V4L2_CID_MPEG_VIDEO_H264_DECODE_MODE (V4L2_CID_MPEG_BASE+1005) #define V4L2_CID_MPEG_VIDEO_H264_START_CODE (V4L2_CID_MPEG_BASE+1006) +#define V4L2_CID_MPEG_VIDEO_H264_PRED_WEIGHTS (V4L2_CID_MPEG_BASE+1007) /* enum v4l2_ctrl_type type values */ #define V4L2_CTRL_TYPE_H264_SPS 0x0110 @@ -41,6 +44,7 @@ #define V4L2_CTRL_TYPE_H264_SCALING_MATRIX 0x0112 #define V4L2_CTRL_TYPE_H264_SLICE_PARAMS 0x0113 #define V4L2_CTRL_TYPE_H264_DECODE_PARAMS 0x0114 +#define V4L2_CTRL_TYPE_H264_PRED_WEIGHTS 0x0115 enum v4l2_mpeg_video_h264_decode_mode { V4L2_MPEG_VIDEO_H264_DECODE_MODE_SLICE_BASED, @@ -95,7 +99,7 @@ struct v4l2_ctrl_h264_sps { #define V4L2_H264_PPS_FLAG_CONSTRAINED_INTRA_PRED 0x0010 #define V4L2_H264_PPS_FLAG_REDUNDANT_PIC_CNT_PRESENT 0x0020 #define V4L2_H264_PPS_FLAG_TRANSFORM_8X8_MODE 0x0040 -#define V4L2_H264_PPS_FLAG_PIC_SCALING_MATRIX_PRESENT 0x0080 +#define V4L2_H264_PPS_FLAG_SCALING_MATRIX_PRESENT 0x0080 struct v4l2_ctrl_h264_pps { __u8 pic_parameter_set_id; @@ -123,7 +127,14 @@ struct v4l2_h264_weight_factors { __s16 chroma_offset[32][2]; }; -struct v4l2_h264_pred_weight_table { +#define V4L2_H264_CTRL_PRED_WEIGHTS_REQUIRED(pps, slice) \ + ((((pps)->flags & V4L2_H264_PPS_FLAG_WEIGHTED_PRED) && \ + ((slice)->slice_type == V4L2_H264_SLICE_TYPE_P || \ + (slice)->slice_type == V4L2_H264_SLICE_TYPE_SP)) || \ + ((pps)->weighted_bipred_idc == 1 && \ + (slice)->slice_type == V4L2_H264_SLICE_TYPE_B)) + +struct v4l2_ctrl_h264_pred_weights { __u16 luma_log2_weight_denom; __u16 chroma_log2_weight_denom; struct v4l2_h264_weight_factors weight_factors[2]; @@ -135,39 +146,29 @@ struct v4l2_h264_pred_weight_table { #define V4L2_H264_SLICE_TYPE_SP 3 #define V4L2_H264_SLICE_TYPE_SI 4 -#define V4L2_H264_SLICE_FLAG_FIELD_PIC 0x01 -#define V4L2_H264_SLICE_FLAG_BOTTOM_FIELD 0x02 -#define V4L2_H264_SLICE_FLAG_DIRECT_SPATIAL_MV_PRED 0x04 -#define V4L2_H264_SLICE_FLAG_SP_FOR_SWITCH 0x08 +#define V4L2_H264_SLICE_FLAG_DIRECT_SPATIAL_MV_PRED 0x01 +#define V4L2_H264_SLICE_FLAG_SP_FOR_SWITCH 0x02 -struct v4l2_ctrl_h264_slice_params { - /* Size in bytes, including header */ - __u32 size; +#define V4L2_H264_TOP_FIELD_REF 0x1 +#define V4L2_H264_BOTTOM_FIELD_REF 0x2 +#define V4L2_H264_FRAME_REF 0x3 - /* Offset in bytes to the start of slice in the OUTPUT buffer. */ - __u32 start_byte_offset; +struct v4l2_h264_reference { + __u8 fields; + + /* Index into v4l2_ctrl_h264_decode_params.dpb[] */ + __u8 index; +}; +struct v4l2_ctrl_h264_slice_params { /* Offset in bits to slice_data() from the beginning of this slice. */ __u32 header_bit_size; - __u16 first_mb_in_slice; + __u32 first_mb_in_slice; + __u8 slice_type; - __u8 pic_parameter_set_id; __u8 colour_plane_id; __u8 redundant_pic_cnt; - __u16 frame_num; - __u16 idr_pic_id; - __u16 pic_order_cnt_lsb; - __s32 delta_pic_order_cnt_bottom; - __s32 delta_pic_order_cnt0; - __s32 delta_pic_order_cnt1; - - struct v4l2_h264_pred_weight_table pred_weight_table; - /* Size in bits of dec_ref_pic_marking() syntax element. */ - __u32 dec_ref_pic_marking_bit_size; - /* Size in bits of pic order count syntax. */ - __u32 pic_order_cnt_bit_size; - __u8 cabac_init_idc; __s8 slice_qp_delta; __s8 slice_qs_delta; @@ -176,14 +177,11 @@ struct v4l2_ctrl_h264_slice_params { __s8 slice_beta_offset_div2; __u8 num_ref_idx_l0_active_minus1; __u8 num_ref_idx_l1_active_minus1; - __u32 slice_group_change_cycle; - /* - * Entries on each list are indices into - * v4l2_ctrl_h264_decode_params.dpb[]. - */ - __u8 ref_pic_list0[32]; - __u8 ref_pic_list1[32]; + __u8 reserved; + + struct v4l2_h264_reference ref_pic_list0[V4L2_H264_REF_LIST_LEN]; + struct v4l2_h264_reference ref_pic_list1[V4L2_H264_REF_LIST_LEN]; __u32 flags; }; @@ -192,26 +190,41 @@ struct v4l2_ctrl_h264_slice_params { #define V4L2_H264_DPB_ENTRY_FLAG_ACTIVE 0x02 #define V4L2_H264_DPB_ENTRY_FLAG_LONG_TERM 0x04 #define V4L2_H264_DPB_ENTRY_FLAG_FIELD 0x08 -#define V4L2_H264_DPB_ENTRY_FLAG_BOTTOM_FIELD 0x10 struct v4l2_h264_dpb_entry { __u64 reference_ts; + __u32 pic_num; __u16 frame_num; - __u16 pic_num; + __u8 fields; + __u8 reserved[5]; /* Note that field is indicated by v4l2_buffer.field */ __s32 top_field_order_cnt; __s32 bottom_field_order_cnt; __u32 flags; /* V4L2_H264_DPB_ENTRY_FLAG_* */ }; -#define V4L2_H264_DECODE_PARAM_FLAG_IDR_PIC 0x01 +#define V4L2_H264_DECODE_PARAM_FLAG_IDR_PIC 0x01 +#define V4L2_H264_DECODE_PARAM_FLAG_FIELD_PIC 0x02 +#define V4L2_H264_DECODE_PARAM_FLAG_BOTTOM_FIELD 0x04 struct v4l2_ctrl_h264_decode_params { struct v4l2_h264_dpb_entry dpb[V4L2_H264_NUM_DPB_ENTRIES]; - __u16 num_slices; __u16 nal_ref_idc; + __u16 frame_num; __s32 top_field_order_cnt; __s32 bottom_field_order_cnt; + __u16 idr_pic_id; + __u16 pic_order_cnt_lsb; + __s32 delta_pic_order_cnt_bottom; + __s32 delta_pic_order_cnt0; + __s32 delta_pic_order_cnt1; + /* Size in bits of dec_ref_pic_marking() syntax element. */ + __u32 dec_ref_pic_marking_bit_size; + /* Size in bits of pic order count syntax. */ + __u32 pic_order_cnt_bit_size; + __u32 slice_group_change_cycle; + + __u32 reserved; __u32 flags; /* V4L2_H264_DECODE_PARAM_FLAG_* */ }; |