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https://github.com/FFmpeg/FFmpeg.git
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d268094f88
* commit '99e9697e3a12ab4a6638a36b95edafd6a98f9eaa': stereo3d: Support view type for frame sequence type Merged-by: James Almer <jamrial@gmail.com>
134 lines
4.4 KiB
C
134 lines
4.4 KiB
C
/*
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* HEVC Supplementary Enhancement Information messages
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*
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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_HEVC_SEI_H
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#define AVCODEC_HEVC_SEI_H
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#include <stdint.h>
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#include "get_bits.h"
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/**
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* SEI message types
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*/
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typedef enum {
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HEVC_SEI_TYPE_BUFFERING_PERIOD = 0,
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HEVC_SEI_TYPE_PICTURE_TIMING = 1,
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HEVC_SEI_TYPE_PAN_SCAN_RECT = 2,
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HEVC_SEI_TYPE_FILLER_PAYLOAD = 3,
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HEVC_SEI_TYPE_USER_DATA_REGISTERED_ITU_T_T35 = 4,
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HEVC_SEI_TYPE_USER_DATA_UNREGISTERED = 5,
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HEVC_SEI_TYPE_RECOVERY_POINT = 6,
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HEVC_SEI_TYPE_SCENE_INFO = 9,
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HEVC_SEI_TYPE_FULL_FRAME_SNAPSHOT = 15,
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HEVC_SEI_TYPE_PROGRESSIVE_REFINEMENT_SEGMENT_START = 16,
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HEVC_SEI_TYPE_PROGRESSIVE_REFINEMENT_SEGMENT_END = 17,
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HEVC_SEI_TYPE_FILM_GRAIN_CHARACTERISTICS = 19,
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HEVC_SEI_TYPE_POST_FILTER_HINT = 22,
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HEVC_SEI_TYPE_TONE_MAPPING_INFO = 23,
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HEVC_SEI_TYPE_FRAME_PACKING = 45,
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HEVC_SEI_TYPE_DISPLAY_ORIENTATION = 47,
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HEVC_SEI_TYPE_SOP_DESCRIPTION = 128,
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HEVC_SEI_TYPE_ACTIVE_PARAMETER_SETS = 129,
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HEVC_SEI_TYPE_DECODING_UNIT_INFO = 130,
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HEVC_SEI_TYPE_TEMPORAL_LEVEL0_INDEX = 131,
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HEVC_SEI_TYPE_DECODED_PICTURE_HASH = 132,
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HEVC_SEI_TYPE_SCALABLE_NESTING = 133,
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HEVC_SEI_TYPE_REGION_REFRESH_INFO = 134,
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HEVC_SEI_TYPE_MASTERING_DISPLAY_INFO = 137,
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HEVC_SEI_TYPE_CONTENT_LIGHT_LEVEL_INFO = 144,
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HEVC_SEI_TYPE_ALTERNATIVE_TRANSFER_CHARACTERISTICS = 147,
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} HEVC_SEI_Type;
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typedef struct HEVCSEIPictureHash {
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uint8_t md5[3][16];
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uint8_t is_md5;
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} HEVCSEIPictureHash;
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typedef struct HEVCSEIFramePacking {
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int present;
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int arrangement_type;
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int content_interpretation_type;
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int quincunx_subsampling;
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int current_frame_is_frame0_flag;
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} HEVCSEIFramePacking;
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typedef struct HEVCSEIDisplayOrientation {
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int present;
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int anticlockwise_rotation;
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int hflip, vflip;
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} HEVCSEIDisplayOrientation;
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typedef struct HEVCSEIPictureTiming {
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int picture_struct;
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} HEVCSEIPictureTiming;
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typedef struct HEVCSEIA53Caption {
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int a53_caption_size;
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uint8_t *a53_caption;
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} HEVCSEIA53Caption;
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typedef struct HEVCSEIMasteringDisplay {
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int present;
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uint16_t display_primaries[3][2];
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uint16_t white_point[2];
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uint32_t max_luminance;
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uint32_t min_luminance;
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} HEVCSEIMasteringDisplay;
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typedef struct HEVCSEIContentLight {
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int present;
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uint16_t max_content_light_level;
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uint16_t max_pic_average_light_level;
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} HEVCSEIContentLight;
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typedef struct HEVCSEIAlternativeTransfer {
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int present;
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int preferred_transfer_characteristics;
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} HEVCSEIAlternativeTransfer;
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typedef struct HEVCSEI {
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HEVCSEIPictureHash picture_hash;
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HEVCSEIFramePacking frame_packing;
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HEVCSEIDisplayOrientation display_orientation;
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HEVCSEIPictureTiming picture_timing;
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HEVCSEIA53Caption a53_caption;
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HEVCSEIMasteringDisplay mastering_display;
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HEVCSEIContentLight content_light;
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int active_seq_parameter_set_id;
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HEVCSEIAlternativeTransfer alternative_transfer;
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} HEVCSEI;
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struct HEVCParamSets;
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int ff_hevc_decode_nal_sei(GetBitContext *gb, void *logctx, HEVCSEI *s,
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const struct HEVCParamSets *ps, int type);
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/**
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* Reset SEI values that are stored on the Context.
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* e.g. Caption data that was extracted during NAL
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* parsing.
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*
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* @param s HEVCContext.
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*/
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void ff_hevc_reset_sei(HEVCSEI *s);
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#endif /* AVCODEC_HEVC_SEI_H */
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