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11 #ifndef _H264_CTRLS_H_
12 #define _H264_CTRLS_H_
13
14 #include <linux/videodev2.h>
15
16
17 #define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4')
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23
24 #define V4L2_CID_MPEG_VIDEO_H264_SPS (V4L2_CID_MPEG_BASE+1000)
25 #define V4L2_CID_MPEG_VIDEO_H264_PPS (V4L2_CID_MPEG_BASE+1001)
26 #define V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX (V4L2_CID_MPEG_BASE+1002)
27 #define V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAMS (V4L2_CID_MPEG_BASE+1003)
28 #define V4L2_CID_MPEG_VIDEO_H264_DECODE_PARAMS (V4L2_CID_MPEG_BASE+1004)
29 #define V4L2_CID_MPEG_VIDEO_H264_DECODE_MODE (V4L2_CID_MPEG_BASE+1005)
30 #define V4L2_CID_MPEG_VIDEO_H264_START_CODE (V4L2_CID_MPEG_BASE+1006)
31
32
33 #define V4L2_CTRL_TYPE_H264_SPS 0x0110
34 #define V4L2_CTRL_TYPE_H264_PPS 0x0111
35 #define V4L2_CTRL_TYPE_H264_SCALING_MATRIX 0x0112
36 #define V4L2_CTRL_TYPE_H264_SLICE_PARAMS 0x0113
37 #define V4L2_CTRL_TYPE_H264_DECODE_PARAMS 0x0114
38
39 enum v4l2_mpeg_video_h264_decode_mode {
40 V4L2_MPEG_VIDEO_H264_DECODE_MODE_SLICE_BASED,
41 V4L2_MPEG_VIDEO_H264_DECODE_MODE_FRAME_BASED,
42 };
43
44 enum v4l2_mpeg_video_h264_start_code {
45 V4L2_MPEG_VIDEO_H264_START_CODE_NONE,
46 V4L2_MPEG_VIDEO_H264_START_CODE_ANNEX_B,
47 };
48
49 #define V4L2_H264_SPS_CONSTRAINT_SET0_FLAG 0x01
50 #define V4L2_H264_SPS_CONSTRAINT_SET1_FLAG 0x02
51 #define V4L2_H264_SPS_CONSTRAINT_SET2_FLAG 0x04
52 #define V4L2_H264_SPS_CONSTRAINT_SET3_FLAG 0x08
53 #define V4L2_H264_SPS_CONSTRAINT_SET4_FLAG 0x10
54 #define V4L2_H264_SPS_CONSTRAINT_SET5_FLAG 0x20
55
56 #define V4L2_H264_SPS_FLAG_SEPARATE_COLOUR_PLANE 0x01
57 #define V4L2_H264_SPS_FLAG_QPPRIME_Y_ZERO_TRANSFORM_BYPASS 0x02
58 #define V4L2_H264_SPS_FLAG_DELTA_PIC_ORDER_ALWAYS_ZERO 0x04
59 #define V4L2_H264_SPS_FLAG_GAPS_IN_FRAME_NUM_VALUE_ALLOWED 0x08
60 #define V4L2_H264_SPS_FLAG_FRAME_MBS_ONLY 0x10
61 #define V4L2_H264_SPS_FLAG_MB_ADAPTIVE_FRAME_FIELD 0x20
62 #define V4L2_H264_SPS_FLAG_DIRECT_8X8_INFERENCE 0x40
63
64 struct v4l2_ctrl_h264_sps {
65 __u8 profile_idc;
66 __u8 constraint_set_flags;
67 __u8 level_idc;
68 __u8 seq_parameter_set_id;
69 __u8 chroma_format_idc;
70 __u8 bit_depth_luma_minus8;
71 __u8 bit_depth_chroma_minus8;
72 __u8 log2_max_frame_num_minus4;
73 __u8 pic_order_cnt_type;
74 __u8 log2_max_pic_order_cnt_lsb_minus4;
75 __u8 max_num_ref_frames;
76 __u8 num_ref_frames_in_pic_order_cnt_cycle;
77 __s32 offset_for_ref_frame[255];
78 __s32 offset_for_non_ref_pic;
79 __s32 offset_for_top_to_bottom_field;
80 __u16 pic_width_in_mbs_minus1;
81 __u16 pic_height_in_map_units_minus1;
82 __u32 flags;
83 };
84
85 #define V4L2_H264_PPS_FLAG_ENTROPY_CODING_MODE 0x0001
86 #define V4L2_H264_PPS_FLAG_BOTTOM_FIELD_PIC_ORDER_IN_FRAME_PRESENT 0x0002
87 #define V4L2_H264_PPS_FLAG_WEIGHTED_PRED 0x0004
88 #define V4L2_H264_PPS_FLAG_DEBLOCKING_FILTER_CONTROL_PRESENT 0x0008
89 #define V4L2_H264_PPS_FLAG_CONSTRAINED_INTRA_PRED 0x0010
90 #define V4L2_H264_PPS_FLAG_REDUNDANT_PIC_CNT_PRESENT 0x0020
91 #define V4L2_H264_PPS_FLAG_TRANSFORM_8X8_MODE 0x0040
92 #define V4L2_H264_PPS_FLAG_PIC_SCALING_MATRIX_PRESENT 0x0080
93
94 struct v4l2_ctrl_h264_pps {
95 __u8 pic_parameter_set_id;
96 __u8 seq_parameter_set_id;
97 __u8 num_slice_groups_minus1;
98 __u8 num_ref_idx_l0_default_active_minus1;
99 __u8 num_ref_idx_l1_default_active_minus1;
100 __u8 weighted_bipred_idc;
101 __s8 pic_init_qp_minus26;
102 __s8 pic_init_qs_minus26;
103 __s8 chroma_qp_index_offset;
104 __s8 second_chroma_qp_index_offset;
105 __u16 flags;
106 };
107
108 struct v4l2_ctrl_h264_scaling_matrix {
109 __u8 scaling_list_4x4[6][16];
110 __u8 scaling_list_8x8[6][64];
111 };
112
113 struct v4l2_h264_weight_factors {
114 __s16 luma_weight[32];
115 __s16 luma_offset[32];
116 __s16 chroma_weight[32][2];
117 __s16 chroma_offset[32][2];
118 };
119
120 struct v4l2_h264_pred_weight_table {
121 __u16 luma_log2_weight_denom;
122 __u16 chroma_log2_weight_denom;
123 struct v4l2_h264_weight_factors weight_factors[2];
124 };
125
126 #define V4L2_H264_SLICE_TYPE_P 0
127 #define V4L2_H264_SLICE_TYPE_B 1
128 #define V4L2_H264_SLICE_TYPE_I 2
129 #define V4L2_H264_SLICE_TYPE_SP 3
130 #define V4L2_H264_SLICE_TYPE_SI 4
131
132 #define V4L2_H264_SLICE_FLAG_FIELD_PIC 0x01
133 #define V4L2_H264_SLICE_FLAG_BOTTOM_FIELD 0x02
134 #define V4L2_H264_SLICE_FLAG_DIRECT_SPATIAL_MV_PRED 0x04
135 #define V4L2_H264_SLICE_FLAG_SP_FOR_SWITCH 0x08
136
137 struct v4l2_ctrl_h264_slice_params {
138
139 __u32 size;
140
141
142 __u32 start_byte_offset;
143
144
145 __u32 header_bit_size;
146
147 __u16 first_mb_in_slice;
148 __u8 slice_type;
149 __u8 pic_parameter_set_id;
150 __u8 colour_plane_id;
151 __u8 redundant_pic_cnt;
152 __u16 frame_num;
153 __u16 idr_pic_id;
154 __u16 pic_order_cnt_lsb;
155 __s32 delta_pic_order_cnt_bottom;
156 __s32 delta_pic_order_cnt0;
157 __s32 delta_pic_order_cnt1;
158
159 struct v4l2_h264_pred_weight_table pred_weight_table;
160
161 __u32 dec_ref_pic_marking_bit_size;
162
163 __u32 pic_order_cnt_bit_size;
164
165 __u8 cabac_init_idc;
166 __s8 slice_qp_delta;
167 __s8 slice_qs_delta;
168 __u8 disable_deblocking_filter_idc;
169 __s8 slice_alpha_c0_offset_div2;
170 __s8 slice_beta_offset_div2;
171 __u8 num_ref_idx_l0_active_minus1;
172 __u8 num_ref_idx_l1_active_minus1;
173 __u32 slice_group_change_cycle;
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178
179 __u8 ref_pic_list0[32];
180 __u8 ref_pic_list1[32];
181
182 __u32 flags;
183 };
184
185 #define V4L2_H264_DPB_ENTRY_FLAG_VALID 0x01
186 #define V4L2_H264_DPB_ENTRY_FLAG_ACTIVE 0x02
187 #define V4L2_H264_DPB_ENTRY_FLAG_LONG_TERM 0x04
188
189 struct v4l2_h264_dpb_entry {
190 __u64 reference_ts;
191 __u16 frame_num;
192 __u16 pic_num;
193
194 __s32 top_field_order_cnt;
195 __s32 bottom_field_order_cnt;
196 __u32 flags;
197 };
198
199 #define V4L2_H264_DECODE_PARAM_FLAG_IDR_PIC 0x01
200
201 struct v4l2_ctrl_h264_decode_params {
202 struct v4l2_h264_dpb_entry dpb[16];
203 __u16 num_slices;
204 __u16 nal_ref_idc;
205 __s32 top_field_order_cnt;
206 __s32 bottom_field_order_cnt;
207 __u32 flags;
208 };
209
210 #endif