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| -rw-r--r-- | third_party/dav1d/include/dav1d/headers.h | 435 |
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diff --git a/third_party/dav1d/include/dav1d/headers.h b/third_party/dav1d/include/dav1d/headers.h new file mode 100644 index 0000000000..e2f7aa07ff --- /dev/null +++ b/third_party/dav1d/include/dav1d/headers.h @@ -0,0 +1,435 @@ +/* + * Copyright © 2018-2020, 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_HEADERS_H +#define DAV1D_HEADERS_H + +#include <stdint.h> +#include <stddef.h> + +// Constants from Section 3. "Symbols and abbreviated terms" +#define DAV1D_MAX_CDEF_STRENGTHS 8 +#define DAV1D_MAX_OPERATING_POINTS 32 +#define DAV1D_MAX_TILE_COLS 64 +#define DAV1D_MAX_TILE_ROWS 64 +#define DAV1D_MAX_SEGMENTS 8 +#define DAV1D_NUM_REF_FRAMES 8 +#define DAV1D_PRIMARY_REF_NONE 7 +#define DAV1D_REFS_PER_FRAME 7 +#define DAV1D_TOTAL_REFS_PER_FRAME (DAV1D_REFS_PER_FRAME + 1) + +enum Dav1dObuType { + DAV1D_OBU_SEQ_HDR = 1, + DAV1D_OBU_TD = 2, + DAV1D_OBU_FRAME_HDR = 3, + DAV1D_OBU_TILE_GRP = 4, + DAV1D_OBU_METADATA = 5, + DAV1D_OBU_FRAME = 6, + DAV1D_OBU_REDUNDANT_FRAME_HDR = 7, + DAV1D_OBU_PADDING = 15, +}; + +enum Dav1dTxfmMode { + DAV1D_TX_4X4_ONLY, + DAV1D_TX_LARGEST, + DAV1D_TX_SWITCHABLE, + DAV1D_N_TX_MODES, +}; + +enum Dav1dFilterMode { + DAV1D_FILTER_8TAP_REGULAR, + DAV1D_FILTER_8TAP_SMOOTH, + DAV1D_FILTER_8TAP_SHARP, + DAV1D_N_SWITCHABLE_FILTERS, + DAV1D_FILTER_BILINEAR = DAV1D_N_SWITCHABLE_FILTERS, + DAV1D_N_FILTERS, + DAV1D_FILTER_SWITCHABLE = DAV1D_N_FILTERS, +}; + +enum Dav1dAdaptiveBoolean { + DAV1D_OFF = 0, + DAV1D_ON = 1, + DAV1D_ADAPTIVE = 2, +}; + +enum Dav1dRestorationType { + DAV1D_RESTORATION_NONE, + DAV1D_RESTORATION_SWITCHABLE, + DAV1D_RESTORATION_WIENER, + DAV1D_RESTORATION_SGRPROJ, +}; + +enum Dav1dWarpedMotionType { + DAV1D_WM_TYPE_IDENTITY, + DAV1D_WM_TYPE_TRANSLATION, + DAV1D_WM_TYPE_ROT_ZOOM, + DAV1D_WM_TYPE_AFFINE, +}; + +typedef struct Dav1dWarpedMotionParams { + enum Dav1dWarpedMotionType type; + int32_t matrix[6]; + union { + struct { + int16_t alpha, beta, gamma, delta; + } p; + int16_t abcd[4]; + } u; +} Dav1dWarpedMotionParams; + +enum Dav1dPixelLayout { + DAV1D_PIXEL_LAYOUT_I400, ///< monochrome + DAV1D_PIXEL_LAYOUT_I420, ///< 4:2:0 planar + DAV1D_PIXEL_LAYOUT_I422, ///< 4:2:2 planar + DAV1D_PIXEL_LAYOUT_I444, ///< 4:4:4 planar +}; + +enum Dav1dFrameType { + DAV1D_FRAME_TYPE_KEY = 0, ///< Key Intra frame + DAV1D_FRAME_TYPE_INTER = 1, ///< Inter frame + DAV1D_FRAME_TYPE_INTRA = 2, ///< Non key Intra frame + DAV1D_FRAME_TYPE_SWITCH = 3, ///< Switch Inter frame +}; + +enum Dav1dColorPrimaries { + DAV1D_COLOR_PRI_BT709 = 1, + DAV1D_COLOR_PRI_UNKNOWN = 2, + DAV1D_COLOR_PRI_BT470M = 4, + DAV1D_COLOR_PRI_BT470BG = 5, + DAV1D_COLOR_PRI_BT601 = 6, + DAV1D_COLOR_PRI_SMPTE240 = 7, + DAV1D_COLOR_PRI_FILM = 8, + DAV1D_COLOR_PRI_BT2020 = 9, + DAV1D_COLOR_PRI_XYZ = 10, + DAV1D_COLOR_PRI_SMPTE431 = 11, + DAV1D_COLOR_PRI_SMPTE432 = 12, + DAV1D_COLOR_PRI_EBU3213 = 22, + DAV1D_COLOR_PRI_RESERVED = 255, +}; + +enum Dav1dTransferCharacteristics { + DAV1D_TRC_BT709 = 1, + DAV1D_TRC_UNKNOWN = 2, + DAV1D_TRC_BT470M = 4, + DAV1D_TRC_BT470BG = 5, + DAV1D_TRC_BT601 = 6, + DAV1D_TRC_SMPTE240 = 7, + DAV1D_TRC_LINEAR = 8, + DAV1D_TRC_LOG100 = 9, ///< logarithmic (100:1 range) + DAV1D_TRC_LOG100_SQRT10 = 10, ///< lograithmic (100*sqrt(10):1 range) + DAV1D_TRC_IEC61966 = 11, + DAV1D_TRC_BT1361 = 12, + DAV1D_TRC_SRGB = 13, + DAV1D_TRC_BT2020_10BIT = 14, + DAV1D_TRC_BT2020_12BIT = 15, + DAV1D_TRC_SMPTE2084 = 16, ///< PQ + DAV1D_TRC_SMPTE428 = 17, + DAV1D_TRC_HLG = 18, ///< hybrid log/gamma (BT.2100 / ARIB STD-B67) + DAV1D_TRC_RESERVED = 255, +}; + +enum Dav1dMatrixCoefficients { + DAV1D_MC_IDENTITY = 0, + DAV1D_MC_BT709 = 1, + DAV1D_MC_UNKNOWN = 2, + DAV1D_MC_FCC = 4, + DAV1D_MC_BT470BG = 5, + DAV1D_MC_BT601 = 6, + DAV1D_MC_SMPTE240 = 7, + DAV1D_MC_SMPTE_YCGCO = 8, + DAV1D_MC_BT2020_NCL = 9, + DAV1D_MC_BT2020_CL = 10, + DAV1D_MC_SMPTE2085 = 11, + DAV1D_MC_CHROMAT_NCL = 12, ///< Chromaticity-derived + DAV1D_MC_CHROMAT_CL = 13, + DAV1D_MC_ICTCP = 14, + DAV1D_MC_RESERVED = 255, +}; + +enum Dav1dChromaSamplePosition { + DAV1D_CHR_UNKNOWN = 0, + DAV1D_CHR_VERTICAL = 1, ///< Horizontally co-located with luma(0, 0) + ///< sample, between two vertical samples + DAV1D_CHR_COLOCATED = 2, ///< Co-located with luma(0, 0) sample +}; + +typedef struct Dav1dContentLightLevel { + int max_content_light_level; + int max_frame_average_light_level; +} Dav1dContentLightLevel; + +typedef struct Dav1dMasteringDisplay { + ///< 0.16 fixed point + uint16_t primaries[3][2]; + ///< 0.16 fixed point + uint16_t white_point[2]; + ///< 24.8 fixed point + uint32_t max_luminance; + ///< 18.14 fixed point + uint32_t min_luminance; +} Dav1dMasteringDisplay; + +typedef struct Dav1dITUTT35 { + uint8_t country_code; + uint8_t country_code_extension_byte; + size_t payload_size; + uint8_t *payload; +} Dav1dITUTT35; + +typedef struct Dav1dSequenceHeader { + /** + * Stream profile, 0 for 8-10 bits/component 4:2:0 or monochrome; + * 1 for 8-10 bits/component 4:4:4; 2 for 4:2:2 at any bits/component, + * or 12 bits/component at any chroma subsampling. + */ + int profile; + /** + * Maximum dimensions for this stream. In non-scalable streams, these + * are often the actual dimensions of the stream, although that is not + * a normative requirement. + */ + int max_width, max_height; + enum Dav1dPixelLayout layout; ///< format of the picture + enum Dav1dColorPrimaries pri; ///< color primaries (av1) + enum Dav1dTransferCharacteristics trc; ///< transfer characteristics (av1) + enum Dav1dMatrixCoefficients mtrx; ///< matrix coefficients (av1) + enum Dav1dChromaSamplePosition chr; ///< chroma sample position (av1) + /** + * 0, 1 and 2 mean 8, 10 or 12 bits/component, respectively. This is not + * exactly the same as 'hbd' from the spec; the spec's hbd distinguishes + * between 8 (0) and 10-12 (1) bits/component, and another element + * (twelve_bit) to distinguish between 10 and 12 bits/component. To get + * the spec's hbd, use !!our_hbd, and to get twelve_bit, use hbd == 2. + */ + int hbd; + /** + * Pixel data uses JPEG pixel range ([0,255] for 8bits) instead of + * MPEG pixel range ([16,235] for 8bits luma, [16,240] for 8bits chroma). + */ + int color_range; + + int num_operating_points; + struct Dav1dSequenceHeaderOperatingPoint { + int major_level, minor_level; + int initial_display_delay; + int idc; + int tier; + int decoder_model_param_present; + int display_model_param_present; + } operating_points[DAV1D_MAX_OPERATING_POINTS]; + + int still_picture; + int reduced_still_picture_header; + int timing_info_present; + int num_units_in_tick; + int time_scale; + int equal_picture_interval; + unsigned num_ticks_per_picture; + int decoder_model_info_present; + 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 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 Dav1dAdaptiveBoolean screen_content_tools; + enum Dav1dAdaptiveBoolean force_integer_mv; + int order_hint_n_bits; + int super_res; + int cdef; + int restoration; + int ss_hor, ss_ver, monochrome; + int color_description_present; + int separate_uv_delta_q; + int film_grain_present; + + // Dav1dSequenceHeaders of the same sequence are required to be + // bit-identical until this offset. See 7.5 "Ordering of OBUs": + // Within a particular coded video sequence, the contents of + // sequence_header_obu must be bit-identical each time the + // sequence header appears except for the contents of + // operating_parameters_info. + struct Dav1dSequenceHeaderOperatingParameterInfo { + int decoder_buffer_delay; + int encoder_buffer_delay; + int low_delay_mode; + } operating_parameter_info[DAV1D_MAX_OPERATING_POINTS]; +} Dav1dSequenceHeader; + +typedef struct Dav1dSegmentationData { + int delta_q; + int delta_lf_y_v, delta_lf_y_h, delta_lf_u, delta_lf_v; + int ref; + int skip; + int globalmv; +} Dav1dSegmentationData; + +typedef struct Dav1dSegmentationDataSet { + Dav1dSegmentationData d[DAV1D_MAX_SEGMENTS]; + int preskip; + int last_active_segid; +} Dav1dSegmentationDataSet; + +typedef struct Dav1dLoopfilterModeRefDeltas { + int mode_delta[2 /* is_zeromv */]; + int ref_delta[DAV1D_TOTAL_REFS_PER_FRAME]; +} Dav1dLoopfilterModeRefDeltas; + +typedef struct Dav1dFilmGrainData { + unsigned seed; + 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 + 3 /* padding for alignment purposes */]; + uint64_t 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; +} Dav1dFilmGrainData; + +typedef struct Dav1dFrameHeader { + struct { + Dav1dFilmGrainData data; + int present, update; + } film_grain; ///< film grain parameters + enum Dav1dFrameType frame_type; ///< type of the picture + int width[2 /* { coded_width, superresolution_upscaled_width } */], height; + int frame_offset; ///< frame number + int temporal_id; ///< temporal id of the frame for SVC + int spatial_id; ///< spatial id of the frame for SVC + + int show_existing_frame; + int existing_frame_idx; + int frame_id; + int frame_presentation_delay; + 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; + int primary_ref_frame; + int buffer_removal_time_present; + struct Dav1dFrameHeaderOperatingPoint { + int buffer_removal_time; + } operating_points[DAV1D_MAX_OPERATING_POINTS]; + int refresh_frame_flags; + int render_width, render_height; + struct { + int width_scale_denominator; + int enabled; + } super_res; + int have_render_size; + int allow_intrabc; + int frame_ref_short_signaling; + int refidx[DAV1D_REFS_PER_FRAME]; + int hp; + enum Dav1dFilterMode subpel_filter_mode; + int switchable_motion_mode; + int use_ref_frame_mvs; + int refresh_context; + struct { + int uniform; + unsigned n_bytes; + int min_log2_cols, max_log2_cols, log2_cols, cols; + int min_log2_rows, max_log2_rows, log2_rows, rows; + uint16_t col_start_sb[DAV1D_MAX_TILE_COLS + 1]; + uint16_t row_start_sb[DAV1D_MAX_TILE_ROWS + 1]; + 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; + Dav1dSegmentationDataSet seg_data; + int lossless[DAV1D_MAX_SEGMENTS], qidx[DAV1D_MAX_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 /* dir */]; + int level_u, level_v; + int mode_ref_delta_enabled; + int mode_ref_delta_update; + Dav1dLoopfilterModeRefDeltas mode_ref_deltas; + int sharpness; + } loopfilter; + struct { + int damping; + int n_bits; + int y_strength[DAV1D_MAX_CDEF_STRENGTHS]; + int uv_strength[DAV1D_MAX_CDEF_STRENGTHS]; + } cdef; + struct { + enum Dav1dRestorationType type[3 /* plane */]; + int unit_size[2 /* y, uv */]; + } restoration; + enum Dav1dTxfmMode txfm_mode; + int switchable_comp_refs; + int skip_mode_allowed, skip_mode_enabled, skip_mode_refs[2]; + int warp_motion; + int reduced_txtp_set; + Dav1dWarpedMotionParams gmv[DAV1D_REFS_PER_FRAME]; +} Dav1dFrameHeader; + +#endif /* DAV1D_HEADERS_H */ |