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127 lines
3.2 KiB
127 lines
3.2 KiB
2 years ago
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/*
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* H.265 video codec.
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* Copyright (c) 2013-2014 struktur AG, Dirk Farin <farin@struktur.de>
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*
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* This file is part of libde265.
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*
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* libde265 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* libde265 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
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* GNU 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 License
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* along with libde265. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef DE265_VUI_H
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#define DE265_VUI_H
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#include "libde265/de265.h"
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#include "libde265/bitstream.h"
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#include <vector>
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class error_queue;
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class seq_parameter_set;
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enum VideoFormat {
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VideoFormat_Component = 0,
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VideoFormat_PAL = 1,
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VideoFormat_NTSC = 2,
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VideoFormat_SECAM = 3,
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VideoFormat_MAC = 4,
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VideoFormat_Unspecified = 5
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};
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const char* get_video_format_name(enum VideoFormat);
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class video_usability_information
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{
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public:
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video_usability_information();
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de265_error read(error_queue*, bitreader*, const seq_parameter_set*);
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void dump(int fd) const;
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// --- sample aspect ratio (SAR) ---
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bool aspect_ratio_info_present_flag;
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uint16_t sar_width; // sar_width and sar_height are zero if unspecified
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uint16_t sar_height;
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// --- overscan ---
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bool overscan_info_present_flag;
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bool overscan_appropriate_flag;
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// --- video signal type ---
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bool video_signal_type_present_flag;
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enum VideoFormat video_format;
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bool video_full_range_flag;
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bool colour_description_present_flag;
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uint8_t colour_primaries;
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uint8_t transfer_characteristics;
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uint8_t matrix_coeffs;
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// --- chroma / interlaced ---
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bool chroma_loc_info_present_flag;
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uint8_t chroma_sample_loc_type_top_field;
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uint8_t chroma_sample_loc_type_bottom_field;
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bool neutral_chroma_indication_flag;
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bool field_seq_flag;
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bool frame_field_info_present_flag;
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// --- default display window ---
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bool default_display_window_flag;
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uint32_t def_disp_win_left_offset;
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uint32_t def_disp_win_right_offset;
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uint32_t def_disp_win_top_offset;
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uint32_t def_disp_win_bottom_offset;
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// --- timing ---
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bool vui_timing_info_present_flag;
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uint32_t vui_num_units_in_tick;
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uint32_t vui_time_scale;
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bool vui_poc_proportional_to_timing_flag;
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uint32_t vui_num_ticks_poc_diff_one;
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// --- hrd parameters ---
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bool vui_hrd_parameters_present_flag;
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//hrd_parameters vui_hrd_parameters;
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// --- bitstream restriction ---
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bool bitstream_restriction_flag;
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bool tiles_fixed_structure_flag;
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bool motion_vectors_over_pic_boundaries_flag;
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bool restricted_ref_pic_lists_flag;
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uint16_t min_spatial_segmentation_idc;
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uint8_t max_bytes_per_pic_denom;
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uint8_t max_bits_per_min_cu_denom;
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uint8_t log2_max_mv_length_horizontal;
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uint8_t log2_max_mv_length_vertical;
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};
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#endif
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