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