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/* SPDX-License-Identifier: GPL-2.0 */
/*
* These are the VP8 state controls for use with stateless VP8
* codec drivers.
*
* It turns out that these structs are not stable yet and will undergo
* more changes. So keep them private until they are stable and ready to
* become part of the official public API.
*/
#ifndef _VP8_CTRLS_H_
#define _VP8_CTRLS_H_
#include <linux/types.h>
#define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc('V', 'P', '8', 'F')
#define V4L2_CID_MPEG_VIDEO_VP8_FRAME_HEADER (V4L2_CID_MPEG_BASE + 2000)
#define V4L2_CTRL_TYPE_VP8_FRAME_HEADER 0x301
#define V4L2_VP8_SEGMENT_HEADER_FLAG_ENABLED 0x01
#define V4L2_VP8_SEGMENT_HEADER_FLAG_UPDATE_MAP 0x02
#define V4L2_VP8_SEGMENT_HEADER_FLAG_UPDATE_FEATURE_DATA 0x04
#define V4L2_VP8_SEGMENT_HEADER_FLAG_DELTA_VALUE_MODE 0x08
struct v4l2_vp8_segment_header {
__s8 quant_update[4];
__s8 lf_update[4];
__u8 segment_probs[3];
__u8 padding;
__u32 flags;
};
#define V4L2_VP8_LF_HEADER_ADJ_ENABLE 0x01
#define V4L2_VP8_LF_HEADER_DELTA_UPDATE 0x02
#define V4L2_VP8_LF_FILTER_TYPE_SIMPLE 0x04
struct v4l2_vp8_loopfilter_header {
__s8 ref_frm_delta[4];
__s8 mb_mode_delta[4];
__u8 sharpness_level;
__u8 level;
__u16 padding;
__u32 flags;
};
struct v4l2_vp8_quantization_header {
__u8 y_ac_qi;
__s8 y_dc_delta;
__s8 y2_dc_delta;
__s8 y2_ac_delta;
__s8 uv_dc_delta;
__s8 uv_ac_delta;
__u16 padding;
};
struct v4l2_vp8_entropy_header {
__u8 coeff_probs[4][8][3][11];
__u8 y_mode_probs[4];
__u8 uv_mode_probs[3];
__u8 mv_probs[2][19];
__u8 padding[3];
};
struct v4l2_vp8_entropy_coder_state {
__u8 range;
__u8 value;
__u8 bit_count;
__u8 padding;
};
#define V4L2_VP8_FRAME_HEADER_FLAG_KEY_FRAME 0x01
#define V4L2_VP8_FRAME_HEADER_FLAG_EXPERIMENTAL 0x02
#define V4L2_VP8_FRAME_HEADER_FLAG_SHOW_FRAME 0x04
#define V4L2_VP8_FRAME_HEADER_FLAG_MB_NO_SKIP_COEFF 0x08
#define V4L2_VP8_FRAME_HEADER_FLAG_SIGN_BIAS_GOLDEN 0x10
#define V4L2_VP8_FRAME_HEADER_FLAG_SIGN_BIAS_ALT 0x20
#define VP8_FRAME_IS_KEY_FRAME(hdr) \
(!!((hdr)->flags & V4L2_VP8_FRAME_HEADER_FLAG_KEY_FRAME))
struct v4l2_ctrl_vp8_frame_header {
struct v4l2_vp8_segment_header segment_header;
struct v4l2_vp8_loopfilter_header lf_header;
struct v4l2_vp8_quantization_header quant_header;
struct v4l2_vp8_entropy_header entropy_header;
struct v4l2_vp8_entropy_coder_state coder_state;
__u16 width;
__u16 height;
__u8 horizontal_scale;
__u8 vertical_scale;
__u8 version;
__u8 prob_skip_false;
__u8 prob_intra;
__u8 prob_last;
__u8 prob_gf;
__u8 num_dct_parts;
__u32 first_part_size;
__u32 first_part_header_bits;
__u32 dct_part_sizes[8];
__u64 last_frame_ts;
__u64 golden_frame_ts;
__u64 alt_frame_ts;
__u64 flags;
};
#endif
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