xref: /OK3568_Linux_fs/kernel/include/media/vp8-ctrls.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * These are the VP8 state controls for use with stateless VP8
4*4882a593Smuzhiyun  * codec drivers.
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * It turns out that these structs are not stable yet and will undergo
7*4882a593Smuzhiyun  * more changes. So keep them private until they are stable and ready to
8*4882a593Smuzhiyun  * become part of the official public API.
9*4882a593Smuzhiyun  */
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #ifndef _VP8_CTRLS_H_
12*4882a593Smuzhiyun #define _VP8_CTRLS_H_
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #include <linux/types.h>
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc('V', 'P', '8', 'F')
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #define V4L2_CID_MPEG_VIDEO_VP8_FRAME_HEADER (V4L2_CID_MPEG_BASE + 2000)
19*4882a593Smuzhiyun #define V4L2_CTRL_TYPE_VP8_FRAME_HEADER 0x301
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define V4L2_VP8_SEGMENT_HEADER_FLAG_ENABLED              0x01
22*4882a593Smuzhiyun #define V4L2_VP8_SEGMENT_HEADER_FLAG_UPDATE_MAP           0x02
23*4882a593Smuzhiyun #define V4L2_VP8_SEGMENT_HEADER_FLAG_UPDATE_FEATURE_DATA  0x04
24*4882a593Smuzhiyun #define V4L2_VP8_SEGMENT_HEADER_FLAG_DELTA_VALUE_MODE     0x08
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun struct v4l2_vp8_segment_header {
27*4882a593Smuzhiyun 	__s8 quant_update[4];
28*4882a593Smuzhiyun 	__s8 lf_update[4];
29*4882a593Smuzhiyun 	__u8 segment_probs[3];
30*4882a593Smuzhiyun 	__u8 padding;
31*4882a593Smuzhiyun 	__u32 flags;
32*4882a593Smuzhiyun };
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun #define V4L2_VP8_LF_HEADER_ADJ_ENABLE	0x01
35*4882a593Smuzhiyun #define V4L2_VP8_LF_HEADER_DELTA_UPDATE	0x02
36*4882a593Smuzhiyun #define V4L2_VP8_LF_FILTER_TYPE_SIMPLE	0x04
37*4882a593Smuzhiyun struct v4l2_vp8_loopfilter_header {
38*4882a593Smuzhiyun 	__s8 ref_frm_delta[4];
39*4882a593Smuzhiyun 	__s8 mb_mode_delta[4];
40*4882a593Smuzhiyun 	__u8 sharpness_level;
41*4882a593Smuzhiyun 	__u8 level;
42*4882a593Smuzhiyun 	__u16 padding;
43*4882a593Smuzhiyun 	__u32 flags;
44*4882a593Smuzhiyun };
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun struct v4l2_vp8_quantization_header {
47*4882a593Smuzhiyun 	__u8 y_ac_qi;
48*4882a593Smuzhiyun 	__s8 y_dc_delta;
49*4882a593Smuzhiyun 	__s8 y2_dc_delta;
50*4882a593Smuzhiyun 	__s8 y2_ac_delta;
51*4882a593Smuzhiyun 	__s8 uv_dc_delta;
52*4882a593Smuzhiyun 	__s8 uv_ac_delta;
53*4882a593Smuzhiyun 	__u16 padding;
54*4882a593Smuzhiyun };
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun struct v4l2_vp8_entropy_header {
57*4882a593Smuzhiyun 	__u8 coeff_probs[4][8][3][11];
58*4882a593Smuzhiyun 	__u8 y_mode_probs[4];
59*4882a593Smuzhiyun 	__u8 uv_mode_probs[3];
60*4882a593Smuzhiyun 	__u8 mv_probs[2][19];
61*4882a593Smuzhiyun 	__u8 padding[3];
62*4882a593Smuzhiyun };
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun struct v4l2_vp8_entropy_coder_state {
65*4882a593Smuzhiyun 	__u8 range;
66*4882a593Smuzhiyun 	__u8 value;
67*4882a593Smuzhiyun 	__u8 bit_count;
68*4882a593Smuzhiyun 	__u8 padding;
69*4882a593Smuzhiyun };
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun #define V4L2_VP8_FRAME_HEADER_FLAG_KEY_FRAME		0x01
72*4882a593Smuzhiyun #define V4L2_VP8_FRAME_HEADER_FLAG_EXPERIMENTAL		0x02
73*4882a593Smuzhiyun #define V4L2_VP8_FRAME_HEADER_FLAG_SHOW_FRAME		0x04
74*4882a593Smuzhiyun #define V4L2_VP8_FRAME_HEADER_FLAG_MB_NO_SKIP_COEFF	0x08
75*4882a593Smuzhiyun #define V4L2_VP8_FRAME_HEADER_FLAG_SIGN_BIAS_GOLDEN	0x10
76*4882a593Smuzhiyun #define V4L2_VP8_FRAME_HEADER_FLAG_SIGN_BIAS_ALT	0x20
77*4882a593Smuzhiyun 
78*4882a593Smuzhiyun #define VP8_FRAME_IS_KEY_FRAME(hdr) \
79*4882a593Smuzhiyun 	(!!((hdr)->flags & V4L2_VP8_FRAME_HEADER_FLAG_KEY_FRAME))
80*4882a593Smuzhiyun 
81*4882a593Smuzhiyun struct v4l2_ctrl_vp8_frame_header {
82*4882a593Smuzhiyun 	struct v4l2_vp8_segment_header segment_header;
83*4882a593Smuzhiyun 	struct v4l2_vp8_loopfilter_header lf_header;
84*4882a593Smuzhiyun 	struct v4l2_vp8_quantization_header quant_header;
85*4882a593Smuzhiyun 	struct v4l2_vp8_entropy_header entropy_header;
86*4882a593Smuzhiyun 	struct v4l2_vp8_entropy_coder_state coder_state;
87*4882a593Smuzhiyun 
88*4882a593Smuzhiyun 	__u16 width;
89*4882a593Smuzhiyun 	__u16 height;
90*4882a593Smuzhiyun 
91*4882a593Smuzhiyun 	__u8 horizontal_scale;
92*4882a593Smuzhiyun 	__u8 vertical_scale;
93*4882a593Smuzhiyun 
94*4882a593Smuzhiyun 	__u8 version;
95*4882a593Smuzhiyun 	__u8 prob_skip_false;
96*4882a593Smuzhiyun 	__u8 prob_intra;
97*4882a593Smuzhiyun 	__u8 prob_last;
98*4882a593Smuzhiyun 	__u8 prob_gf;
99*4882a593Smuzhiyun 	__u8 num_dct_parts;
100*4882a593Smuzhiyun 
101*4882a593Smuzhiyun 	__u32 first_part_size;
102*4882a593Smuzhiyun 	__u32 first_part_header_bits;
103*4882a593Smuzhiyun 	__u32 dct_part_sizes[8];
104*4882a593Smuzhiyun 
105*4882a593Smuzhiyun 	__u64 last_frame_ts;
106*4882a593Smuzhiyun 	__u64 golden_frame_ts;
107*4882a593Smuzhiyun 	__u64 alt_frame_ts;
108*4882a593Smuzhiyun 
109*4882a593Smuzhiyun 	__u64 flags;
110*4882a593Smuzhiyun };
111*4882a593Smuzhiyun 
112*4882a593Smuzhiyun #endif
113