mirror of https://gitee.com/openkylin/linux.git
115 lines
2.8 KiB
C
115 lines
2.8 KiB
C
/* 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_CODEC_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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#define V4L2_VP8_COEFF_PROB_CNT 11
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#define V4L2_VP8_MV_PROB_CNT 19
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struct v4l2_vp8_entropy_header {
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__u8 coeff_probs[4][8][3][V4L2_VP8_COEFF_PROB_CNT];
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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][V4L2_VP8_MV_PROB_CNT];
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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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