ref: 47be2ce4d1f4d2b50473a5ca4c11d0f8ad797eb5
dir: /src/levels.h/
/* * Copyright © 2018, VideoLAN and dav1d authors * Copyright © 2018, Two Orioles, LLC * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef __DAV1D_SRC_LEVELS_H__ #define __DAV1D_SRC_LEVELS_H__ #include "dav1d/picture.h" enum ObuType { OBU_SEQ_HDR = 1, OBU_TD = 2, OBU_FRAME_HDR = 3, OBU_TILE_GRP = 4, OBU_METADATA = 5, OBU_FRAME = 6, OBU_PADDING = 15, }; enum FrameType { KEY_FRAME = 0, INTER_FRAME = 1, INTRAONLY_FRAME = 2, S_FRAME = 3, } FRAME_TYPE; enum TxfmSize { TX_4X4, TX_8X8, TX_16X16, TX_32X32, TX_64X64, N_TX_SIZES, }; enum BlockLevel { BL_128X128, BL_64X64, BL_32X32, BL_16X16, BL_8X8, N_BL_LEVELS, }; enum TxfmMode { TX_4X4_ONLY, TX_LARGEST, TX_SWITCHABLE, N_TX_MODES, }; enum RectTxfmSize { RTX_4X8 = N_TX_SIZES, RTX_8X4, RTX_8X16, RTX_16X8, RTX_16X32, RTX_32X16, RTX_32X64, RTX_64X32, RTX_4X16, RTX_16X4, RTX_8X32, RTX_32X8, RTX_16X64, RTX_64X16, N_RECT_TX_SIZES }; enum TxfmType { DCT_DCT, // DCT in both horizontal and vertical ADST_DCT, // ADST in vertical, DCT in horizontal DCT_ADST, // DCT in vertical, ADST in horizontal ADST_ADST, // ADST in both directions FLIPADST_DCT, DCT_FLIPADST, FLIPADST_FLIPADST, ADST_FLIPADST, FLIPADST_ADST, IDTX, V_DCT, H_DCT, V_ADST, H_ADST, V_FLIPADST, H_FLIPADST, N_TX_TYPES, WHT_WHT = N_TX_TYPES, N_TX_TYPES_PLUS_LL, }; enum TxfmTypeSet { TXTP_SET_DCT, TXTP_SET_DCT_ID, TXTP_SET_DT4_ID, TXTP_SET_DT4_ID_1D, TXTP_SET_DT9_ID_1D, TXTP_SET_ALL, TXTP_SET_LOSSLESS, N_TXTP_SETS }; enum TxClass { TX_CLASS_2D, TX_CLASS_H, TX_CLASS_V, }; enum IntraPredMode { DC_PRED, VERT_PRED, HOR_PRED, DIAG_DOWN_LEFT_PRED, DIAG_DOWN_RIGHT_PRED, VERT_RIGHT_PRED, HOR_DOWN_PRED, HOR_UP_PRED, VERT_LEFT_PRED, SMOOTH_PRED, SMOOTH_V_PRED, SMOOTH_H_PRED, PAETH_PRED, N_INTRA_PRED_MODES, CFL_PRED = N_INTRA_PRED_MODES, N_UV_INTRA_PRED_MODES, N_IMPL_INTRA_PRED_MODES = N_UV_INTRA_PRED_MODES, LEFT_DC_PRED = DIAG_DOWN_LEFT_PRED, TOP_DC_PRED, DC_128_PRED, Z1_PRED, Z2_PRED, Z3_PRED, FILTER_PRED = N_INTRA_PRED_MODES, }; enum InterIntraPredMode { II_DC_PRED, II_VERT_PRED, II_HOR_PRED, II_SMOOTH_PRED, N_INTER_INTRA_PRED_MODES, }; enum BlockPartition { PARTITION_NONE, // [ ] <-. PARTITION_H, // [-] | PARTITION_V, // [|] | PARTITION_SPLIT, // [+] --' PARTITION_T_TOP_SPLIT, // [⊥] i.e. split top, H bottom PARTITION_T_BOTTOM_SPLIT, // [т] i.e. H top, split bottom PARTITION_T_LEFT_SPLIT, // [-|] i.e. split left, V right PARTITION_T_RIGHT_SPLIT, // [|-] i.e. V left, split right PARTITION_H4, // [Ⲷ] PARTITION_V4, // [Ⲽ] N_PARTITIONS, N_SUB8X8_PARTITIONS = PARTITION_T_TOP_SPLIT, }; enum BlockSize { BS_128x128, BS_128x64, BS_64x128, BS_64x64, BS_64x32, BS_64x16, BS_32x64, BS_32x32, BS_32x16, BS_32x8, BS_16x64, BS_16x32, BS_16x16, BS_16x8, BS_16x4, BS_8x32, BS_8x16, BS_8x8, BS_8x4, BS_4x16, BS_4x8, BS_4x4, N_BS_SIZES, }; enum FilterMode { FILTER_8TAP_REGULAR, FILTER_8TAP_SMOOTH, FILTER_8TAP_SHARP, N_SWITCHABLE_FILTERS, FILTER_BILINEAR = N_SWITCHABLE_FILTERS, N_FILTERS, FILTER_SWITCHABLE = N_FILTERS, }; enum Filter2d { // order is horizontal, vertical FILTER_2D_8TAP_REGULAR, FILTER_2D_8TAP_REGULAR_SMOOTH, FILTER_2D_8TAP_REGULAR_SHARP, FILTER_2D_8TAP_SHARP_REGULAR, FILTER_2D_8TAP_SHARP_SMOOTH, FILTER_2D_8TAP_SHARP, FILTER_2D_8TAP_SMOOTH_REGULAR, FILTER_2D_8TAP_SMOOTH, FILTER_2D_8TAP_SMOOTH_SHARP, FILTER_2D_BILINEAR, N_2D_FILTERS, }; enum MVJoint { MV_JOINT_ZERO, MV_JOINT_H, MV_JOINT_V, MV_JOINT_HV, N_MV_JOINTS, }; enum InterPredMode { NEARESTMV, NEARMV, GLOBALMV, NEWMV, N_INTER_PRED_MODES, }; enum CompInterPredMode { NEARESTMV_NEARESTMV, NEARMV_NEARMV, NEARESTMV_NEWMV, NEWMV_NEARESTMV, NEARMV_NEWMV, NEWMV_NEARMV, GLOBALMV_GLOBALMV, NEWMV_NEWMV, N_COMP_INTER_PRED_MODES, }; enum CompInterType { COMP_INTER_NONE, COMP_INTER_WEIGHTED_AVG, COMP_INTER_AVG, COMP_INTER_SEG, COMP_INTER_WEDGE, }; enum InterIntraType { INTER_INTRA_NONE, INTER_INTRA_BLEND, INTER_INTRA_WEDGE, }; enum AdaptiveBoolean { OFF = 0, ON = 1, ADAPTIVE = 2, }; enum RestorationType { RESTORATION_NONE, RESTORATION_SWITCHABLE, RESTORATION_WIENER, RESTORATION_SGRPROJ, }; typedef struct mv { int16_t y, x; } mv; enum WarpedMotionType { WM_TYPE_IDENTITY, WM_TYPE_TRANSLATION, WM_TYPE_ROT_ZOOM, WM_TYPE_AFFINE, }; typedef struct WarpedMotionParams { enum WarpedMotionType type; int32_t matrix[6]; union { struct { int16_t alpha, beta, gamma, delta; }; int16_t abcd[4]; }; } WarpedMotionParams; enum MotionMode { MM_TRANSLATION, MM_OBMC, MM_WARP, }; typedef struct Av1SequenceHeader { int profile; int still_picture; int reduced_still_picture_header; int timing_info_present; int num_units_in_tick; int time_scale; int equal_picture_interval; int num_ticks_per_picture; int decoder_model_info_present; int bitrate_scale; int buffer_size_scale; int encoder_decoder_buffer_delay_length; int num_units_in_decoding_tick; int buffer_removal_delay_length; int frame_presentation_delay_length; int display_model_info_present; int num_operating_points; struct Av1SequenceHeaderOperatingPoint { int idc; int major_level, minor_level; int tier; int decoder_model_param_present; int bitrate; int buffer_size; int cbr; int decoder_buffer_delay; int encoder_buffer_delay; int low_delay_mode; int display_model_param_present; int initial_display_delay; } operating_points[32]; int max_width, max_height, width_n_bits, height_n_bits; int frame_id_numbers_present; int delta_frame_id_n_bits; int frame_id_n_bits; int sb128; int filter_intra; int intra_edge_filter; int inter_intra; int masked_compound; int warped_motion; int dual_filter; int order_hint; int jnt_comp; int ref_frame_mvs; enum AdaptiveBoolean screen_content_tools; enum AdaptiveBoolean force_integer_mv; int order_hint_n_bits; int super_res; int cdef; int restoration; int bpc; int hbd; int color_description_present; enum Dav1dPixelLayout layout; enum Dav1dColorPrimaries pri; enum Dav1dTransferCharacteristics trc; enum Dav1dMatrixCoefficients mtrx; enum Dav1dChromaSamplePosition chr; int color_range; int separate_uv_delta_q; int film_grain_present; } Av1SequenceHeader; #define NUM_SEGMENTS 8 typedef struct Av1SegmentationData { int delta_q; int delta_lf_y_v, delta_lf_y_h, delta_lf_u, delta_lf_v; int ref; int skip; int globalmv; } Av1SegmentationData; typedef struct Av1SegmentationDataSet { Av1SegmentationData d[NUM_SEGMENTS]; int preskip; int last_active_segid; } Av1SegmentationDataSet; typedef struct Av1LoopfilterModeRefDeltas { int mode_delta[2]; int ref_delta[8]; } Av1LoopfilterModeRefDeltas; typedef struct Av1FilmGrainData { int num_y_points; uint8_t y_points[14][2 /* value, scaling */]; int chroma_scaling_from_luma; int num_uv_points[2]; uint8_t uv_points[2][10][2 /* value, scaling */]; int scaling_shift; int ar_coeff_lag; int8_t ar_coeffs_y[24]; int8_t ar_coeffs_uv[2][25]; int ar_coeff_shift; int grain_scale_shift; int uv_mult[2]; int uv_luma_mult[2]; int uv_offset[2]; int overlap_flag; int clip_to_restricted_range; } Av1FilmGrainData; typedef struct Av1FrameHeader { int show_existing_frame; int existing_frame_idx; int frame_id; enum FrameType frame_type; int show_frame; int showable_frame; int error_resilient_mode; int disable_cdf_update; int allow_screen_content_tools; int force_integer_mv; int frame_size_override; #define PRIMARY_REF_NONE 7 int primary_ref_frame; int frame_offset; int refresh_frame_flags; int width, height; int render_width, render_height; int super_res; int have_render_size; int allow_intrabc; int frame_ref_short_signaling; int refidx[7]; int hp; enum FilterMode subpel_filter_mode; int switchable_motion_mode; int use_ref_frame_mvs; int refresh_context; struct { int uniform; int n_bytes; int min_log2_cols, max_log2_cols, log2_cols, cols; int col_start_sb[1025]; int min_log2_rows, max_log2_rows, log2_rows, rows; int row_start_sb[1025]; int update; } tiling; struct { int yac; int ydc_delta; int udc_delta, uac_delta, vdc_delta, vac_delta; int qm, qm_y, qm_u, qm_v; } quant; struct { int enabled, update_map, temporal, update_data; Av1SegmentationDataSet seg_data; int lossless[NUM_SEGMENTS], qidx[NUM_SEGMENTS]; } segmentation; struct { struct { int present; int res_log2; } q; struct { int present; int res_log2; int multi; } lf; } delta; int all_lossless; struct { int level_y[2]; int level_u, level_v; int mode_ref_delta_enabled; int mode_ref_delta_update; Av1LoopfilterModeRefDeltas mode_ref_deltas; int sharpness; } loopfilter; struct { int damping; int n_bits; int y_strength[8]; int uv_strength[8]; } cdef; struct { enum RestorationType type[3]; int unit_size[2]; } restoration; enum TxfmMode txfm_mode; int switchable_comp_refs; int skip_mode_allowed, skip_mode_enabled, skip_mode_refs[2]; int warp_motion; int reduced_txtp_set; WarpedMotionParams gmv[7]; struct { int present, update, seed; Av1FilmGrainData data; } film_grain; } Av1FrameHeader; #define QINDEX_RANGE 256 typedef struct Av1Block { uint8_t bl, bs, bp; uint8_t intra, seg_id, skip_mode, skip, uvtx; union { struct { uint8_t y_mode, uv_mode, tx, pal_sz[2]; int8_t y_angle, uv_angle, cfl_alpha[2]; }; // intra struct { int8_t ref[2]; uint8_t comp_type, wedge_idx, mask_sign, inter_mode, drl_idx; uint8_t interintra_type, interintra_mode, motion_mode; uint8_t max_ytx, filter2d; uint16_t tx_split[2]; mv mv[2]; }; // inter }; } Av1Block; #endif /* __DAV1D_SRC_LEVELS_H__ */