mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-11-26 19:01:44 +02:00
dce6cf2c36
Accept it and pass it through unchanged. The standard requires that decoders ignore unknown metadata, and indeed this is tested by some of the Argon coverage streams.
472 lines
14 KiB
C
472 lines
14 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_CBS_AV1_H
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#define AVCODEC_CBS_AV1_H
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#include <stddef.h>
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#include <stdint.h>
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#include "av1.h"
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#include "cbs.h"
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typedef struct AV1RawOBUHeader {
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uint8_t obu_forbidden_bit;
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uint8_t obu_type;
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uint8_t obu_extension_flag;
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uint8_t obu_has_size_field;
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uint8_t obu_reserved_1bit;
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uint8_t temporal_id;
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uint8_t spatial_id;
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uint8_t extension_header_reserved_3bits;
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} AV1RawOBUHeader;
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typedef struct AV1RawColorConfig {
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uint8_t high_bitdepth;
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uint8_t twelve_bit;
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uint8_t mono_chrome;
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uint8_t color_description_present_flag;
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uint8_t color_primaries;
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uint8_t transfer_characteristics;
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uint8_t matrix_coefficients;
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uint8_t color_range;
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uint8_t subsampling_x;
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uint8_t subsampling_y;
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uint8_t chroma_sample_position;
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uint8_t separate_uv_delta_q;
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} AV1RawColorConfig;
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typedef struct AV1RawTimingInfo {
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uint32_t num_units_in_display_tick;
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uint32_t time_scale;
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uint8_t equal_picture_interval;
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uint32_t num_ticks_per_picture_minus_1;
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} AV1RawTimingInfo;
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typedef struct AV1RawDecoderModelInfo {
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uint8_t buffer_delay_length_minus_1;
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uint32_t num_units_in_decoding_tick;
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uint8_t buffer_removal_time_length_minus_1;
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uint8_t frame_presentation_time_length_minus_1;
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} AV1RawDecoderModelInfo;
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typedef struct AV1RawSequenceHeader {
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uint8_t seq_profile;
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uint8_t still_picture;
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uint8_t reduced_still_picture_header;
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uint8_t timing_info_present_flag;
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uint8_t decoder_model_info_present_flag;
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uint8_t initial_display_delay_present_flag;
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uint8_t operating_points_cnt_minus_1;
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AV1RawTimingInfo timing_info;
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AV1RawDecoderModelInfo decoder_model_info;
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uint16_t operating_point_idc[AV1_MAX_OPERATING_POINTS];
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uint8_t seq_level_idx[AV1_MAX_OPERATING_POINTS];
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uint8_t seq_tier[AV1_MAX_OPERATING_POINTS];
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uint8_t decoder_model_present_for_this_op[AV1_MAX_OPERATING_POINTS];
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uint32_t decoder_buffer_delay[AV1_MAX_OPERATING_POINTS];
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uint32_t encoder_buffer_delay[AV1_MAX_OPERATING_POINTS];
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uint8_t low_delay_mode_flag[AV1_MAX_OPERATING_POINTS];
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uint8_t initial_display_delay_present_for_this_op[AV1_MAX_OPERATING_POINTS];
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uint8_t initial_display_delay_minus_1[AV1_MAX_OPERATING_POINTS];
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uint8_t frame_width_bits_minus_1;
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uint8_t frame_height_bits_minus_1;
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uint16_t max_frame_width_minus_1;
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uint16_t max_frame_height_minus_1;
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uint8_t frame_id_numbers_present_flag;
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uint8_t delta_frame_id_length_minus_2;
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uint8_t additional_frame_id_length_minus_1;
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uint8_t use_128x128_superblock;
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uint8_t enable_filter_intra;
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uint8_t enable_intra_edge_filter;
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uint8_t enable_interintra_compound;
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uint8_t enable_masked_compound;
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uint8_t enable_warped_motion;
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uint8_t enable_dual_filter;
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uint8_t enable_order_hint;
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uint8_t enable_jnt_comp;
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uint8_t enable_ref_frame_mvs;
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uint8_t seq_choose_screen_content_tools;
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uint8_t seq_force_screen_content_tools;
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uint8_t seq_choose_integer_mv;
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uint8_t seq_force_integer_mv;
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uint8_t order_hint_bits_minus_1;
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uint8_t enable_superres;
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uint8_t enable_cdef;
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uint8_t enable_restoration;
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AV1RawColorConfig color_config;
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uint8_t film_grain_params_present;
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} AV1RawSequenceHeader;
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typedef struct AV1RawFilmGrainParams {
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uint8_t apply_grain;
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uint16_t grain_seed;
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uint8_t update_grain;
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uint8_t film_grain_params_ref_idx;
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uint8_t num_y_points;
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uint8_t point_y_value[14];
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uint8_t point_y_scaling[14];
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uint8_t chroma_scaling_from_luma;
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uint8_t num_cb_points;
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uint8_t point_cb_value[10];
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uint8_t point_cb_scaling[10];
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uint8_t num_cr_points;
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uint8_t point_cr_value[10];
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uint8_t point_cr_scaling[10];
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uint8_t grain_scaling_minus_8;
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uint8_t ar_coeff_lag;
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uint8_t ar_coeffs_y_plus_128[24];
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uint8_t ar_coeffs_cb_plus_128[25];
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uint8_t ar_coeffs_cr_plus_128[25];
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uint8_t ar_coeff_shift_minus_6;
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uint8_t grain_scale_shift;
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uint8_t cb_mult;
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uint8_t cb_luma_mult;
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uint16_t cb_offset;
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uint8_t cr_mult;
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uint8_t cr_luma_mult;
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uint16_t cr_offset;
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uint8_t overlap_flag;
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uint8_t clip_to_restricted_range;
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} AV1RawFilmGrainParams;
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typedef struct AV1RawFrameHeader {
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uint8_t show_existing_frame;
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uint8_t frame_to_show_map_idx;
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uint32_t frame_presentation_time;
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uint32_t display_frame_id;
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uint8_t frame_type;
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uint8_t show_frame;
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uint8_t showable_frame;
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uint8_t error_resilient_mode;
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uint8_t disable_cdf_update;
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uint8_t allow_screen_content_tools;
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uint8_t force_integer_mv;
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uint32_t current_frame_id;
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uint8_t frame_size_override_flag;
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uint8_t order_hint;
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uint8_t buffer_removal_time_present_flag;
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uint32_t buffer_removal_time[AV1_MAX_OPERATING_POINTS];
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uint8_t primary_ref_frame;
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uint16_t frame_width_minus_1;
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uint16_t frame_height_minus_1;
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uint8_t use_superres;
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uint8_t coded_denom;
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uint8_t render_and_frame_size_different;
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uint16_t render_width_minus_1;
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uint16_t render_height_minus_1;
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uint8_t found_ref[AV1_REFS_PER_FRAME];
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uint8_t refresh_frame_flags;
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uint8_t allow_intrabc;
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uint8_t ref_order_hint[AV1_NUM_REF_FRAMES];
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uint8_t frame_refs_short_signaling;
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uint8_t last_frame_idx;
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uint8_t golden_frame_idx;
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int8_t ref_frame_idx[AV1_REFS_PER_FRAME];
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uint32_t delta_frame_id_minus1[AV1_REFS_PER_FRAME];
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uint8_t allow_high_precision_mv;
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uint8_t is_filter_switchable;
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uint8_t interpolation_filter;
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uint8_t is_motion_mode_switchable;
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uint8_t use_ref_frame_mvs;
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uint8_t disable_frame_end_update_cdf;
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uint8_t uniform_tile_spacing_flag;
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uint8_t tile_cols_log2;
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uint8_t tile_rows_log2;
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uint8_t width_in_sbs_minus_1[AV1_MAX_TILE_COLS];
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uint8_t height_in_sbs_minus_1[AV1_MAX_TILE_ROWS];
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uint16_t context_update_tile_id;
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uint8_t tile_size_bytes_minus1;
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// These are derived values, but it's very unhelpful to have to
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// recalculate them all the time so we store them here.
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uint16_t tile_cols;
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uint16_t tile_rows;
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uint8_t base_q_idx;
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int8_t delta_q_y_dc;
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uint8_t diff_uv_delta;
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int8_t delta_q_u_dc;
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int8_t delta_q_u_ac;
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int8_t delta_q_v_dc;
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int8_t delta_q_v_ac;
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uint8_t using_qmatrix;
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uint8_t qm_y;
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uint8_t qm_u;
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uint8_t qm_v;
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uint8_t segmentation_enabled;
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uint8_t segmentation_update_map;
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uint8_t segmentation_temporal_update;
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uint8_t segmentation_update_data;
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uint8_t feature_enabled[AV1_MAX_SEGMENTS][AV1_SEG_LVL_MAX];
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int16_t feature_value[AV1_MAX_SEGMENTS][AV1_SEG_LVL_MAX];
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uint8_t delta_q_present;
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uint8_t delta_q_res;
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uint8_t delta_lf_present;
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uint8_t delta_lf_res;
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uint8_t delta_lf_multi;
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uint8_t loop_filter_level[4];
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uint8_t loop_filter_sharpness;
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uint8_t loop_filter_delta_enabled;
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uint8_t loop_filter_delta_update;
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uint8_t update_ref_delta[AV1_TOTAL_REFS_PER_FRAME];
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int8_t loop_filter_ref_deltas[AV1_TOTAL_REFS_PER_FRAME];
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uint8_t update_mode_delta[2];
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int8_t loop_filter_mode_deltas[2];
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uint8_t cdef_damping_minus_3;
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uint8_t cdef_bits;
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uint8_t cdef_y_pri_strength[8];
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uint8_t cdef_y_sec_strength[8];
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uint8_t cdef_uv_pri_strength[8];
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uint8_t cdef_uv_sec_strength[8];
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uint8_t lr_type[3];
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uint8_t lr_unit_shift;
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uint8_t lr_uv_shift;
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uint8_t tx_mode;
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uint8_t reference_select;
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uint8_t skip_mode_present;
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uint8_t allow_warped_motion;
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uint8_t reduced_tx_set;
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uint8_t is_global[AV1_TOTAL_REFS_PER_FRAME];
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uint8_t is_rot_zoom[AV1_TOTAL_REFS_PER_FRAME];
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uint8_t is_translation[AV1_TOTAL_REFS_PER_FRAME];
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//AV1RawSubexp gm_params[AV1_TOTAL_REFS_PER_FRAME][6];
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uint32_t gm_params[AV1_TOTAL_REFS_PER_FRAME][6];
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AV1RawFilmGrainParams film_grain;
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} AV1RawFrameHeader;
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typedef struct AV1RawTileData {
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uint8_t *data;
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AVBufferRef *data_ref;
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size_t data_size;
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} AV1RawTileData;
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typedef struct AV1RawTileGroup {
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uint8_t tile_start_and_end_present_flag;
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uint16_t tg_start;
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uint16_t tg_end;
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AV1RawTileData tile_data;
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} AV1RawTileGroup;
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typedef struct AV1RawFrame {
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AV1RawFrameHeader header;
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AV1RawTileGroup tile_group;
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} AV1RawFrame;
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typedef struct AV1RawTileList {
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uint8_t output_frame_width_in_tiles_minus_1;
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uint8_t output_frame_height_in_tiles_minus_1;
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uint16_t tile_count_minus_1;
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AV1RawTileData tile_data;
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} AV1RawTileList;
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typedef struct AV1RawMetadataHDRCLL {
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uint16_t max_cll;
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uint16_t max_fall;
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} AV1RawMetadataHDRCLL;
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typedef struct AV1RawMetadataHDRMDCV {
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uint16_t primary_chromaticity_x[3];
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uint16_t primary_chromaticity_y[3];
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uint16_t white_point_chromaticity_x;
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uint16_t white_point_chromaticity_y;
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uint32_t luminance_max;
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uint32_t luminance_min;
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} AV1RawMetadataHDRMDCV;
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typedef struct AV1RawMetadataScalability {
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uint8_t scalability_mode_idc;
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uint8_t spatial_layers_cnt_minus_1;
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uint8_t spatial_layer_dimensions_present_flag;
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uint8_t spatial_layer_description_present_flag;
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uint8_t temporal_group_description_present_flag;
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uint8_t scalability_structure_reserved_3bits;
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uint16_t spatial_layer_max_width[4];
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uint16_t spatial_layer_max_height[4];
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uint8_t spatial_layer_ref_id[4];
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uint8_t temporal_group_size;
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uint8_t temporal_group_temporal_id[255];
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uint8_t temporal_group_temporal_switching_up_point_flag[255];
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uint8_t temporal_group_spatial_switching_up_point_flag[255];
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uint8_t temporal_group_ref_cnt[255];
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uint8_t temporal_group_ref_pic_diff[255][7];
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} AV1RawMetadataScalability;
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typedef struct AV1RawMetadataITUTT35 {
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uint8_t itu_t_t35_country_code;
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uint8_t itu_t_t35_country_code_extension_byte;
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uint8_t *payload;
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AVBufferRef *payload_ref;
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size_t payload_size;
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} AV1RawMetadataITUTT35;
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typedef struct AV1RawMetadataTimecode {
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uint8_t counting_type;
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uint8_t full_timestamp_flag;
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uint8_t discontinuity_flag;
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uint8_t cnt_dropped_flag;
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uint16_t n_frames;
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uint8_t seconds_value;
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uint8_t minutes_value;
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uint8_t hours_value;
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uint8_t seconds_flag;
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uint8_t minutes_flag;
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uint8_t hours_flag;
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uint8_t time_offset_length;
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uint32_t time_offset_value;
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} AV1RawMetadataTimecode;
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typedef struct AV1RawMetadataUnknown {
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uint8_t *payload;
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AVBufferRef *payload_ref;
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size_t payload_size;
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} AV1RawMetadataUnknown;
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typedef struct AV1RawMetadata {
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uint64_t metadata_type;
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union {
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AV1RawMetadataHDRCLL hdr_cll;
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AV1RawMetadataHDRMDCV hdr_mdcv;
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AV1RawMetadataScalability scalability;
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AV1RawMetadataITUTT35 itut_t35;
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AV1RawMetadataTimecode timecode;
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AV1RawMetadataUnknown unknown;
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} metadata;
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} AV1RawMetadata;
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typedef struct AV1RawPadding {
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uint8_t *payload;
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AVBufferRef *payload_ref;
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size_t payload_size;
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} AV1RawPadding;
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typedef struct AV1RawOBU {
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AV1RawOBUHeader header;
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size_t obu_size;
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union {
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AV1RawSequenceHeader sequence_header;
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AV1RawFrameHeader frame_header;
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AV1RawFrame frame;
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AV1RawTileGroup tile_group;
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AV1RawTileList tile_list;
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AV1RawMetadata metadata;
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AV1RawPadding padding;
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} obu;
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} AV1RawOBU;
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typedef struct AV1ReferenceFrameState {
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int valid; // RefValid
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int frame_id; // RefFrameId
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int upscaled_width; // RefUpscaledWidth
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int frame_width; // RefFrameWidth
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int frame_height; // RefFrameHeight
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int render_width; // RefRenderWidth
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int render_height; // RefRenderHeight
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int frame_type; // RefFrameType
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int subsampling_x; // RefSubsamplingX
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int subsampling_y; // RefSubsamplingY
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int bit_depth; // RefBitDepth
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int order_hint; // RefOrderHint
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int8_t loop_filter_ref_deltas[AV1_TOTAL_REFS_PER_FRAME];
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int8_t loop_filter_mode_deltas[2];
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uint8_t feature_enabled[AV1_MAX_SEGMENTS][AV1_SEG_LVL_MAX];
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int16_t feature_value[AV1_MAX_SEGMENTS][AV1_SEG_LVL_MAX];
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} AV1ReferenceFrameState;
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typedef struct CodedBitstreamAV1Context {
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const AVClass *class;
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AV1RawSequenceHeader *sequence_header;
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AVBufferRef *sequence_header_ref;
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int seen_frame_header;
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AVBufferRef *frame_header_ref;
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uint8_t *frame_header;
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size_t frame_header_size;
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int temporal_id;
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int spatial_id;
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int operating_point_idc;
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int bit_depth;
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int order_hint;
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int frame_width;
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int frame_height;
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int upscaled_width;
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int render_width;
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int render_height;
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int num_planes;
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int coded_lossless;
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int all_lossless;
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int tile_cols;
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int tile_rows;
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int tile_num;
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AV1ReferenceFrameState ref[AV1_NUM_REF_FRAMES];
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// AVOptions
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int operating_point;
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} CodedBitstreamAV1Context;
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#endif /* AVCODEC_CBS_AV1_H */
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