FFmpeg
hevc_sei.h
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1 /*
2  * HEVC Supplementary Enhancement Information messages
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #ifndef AVCODEC_HEVC_SEI_H
22 #define AVCODEC_HEVC_SEI_H
23 
24 #include <stdint.h>
25 
26 #include "get_bits.h"
27 
28 /**
29  * SEI message types
30  */
31 typedef enum {
61 
62 typedef enum {
66 
67 typedef struct HEVCSEIPictureHash {
68  uint8_t md5[3][16];
71 
72 typedef struct HEVCSEIFramePacking {
73  int present;
79 
80 typedef struct HEVCSEIDisplayOrientation {
81  int present;
83  int hflip, vflip;
85 
86 typedef struct HEVCSEIPictureTiming {
89 
90 typedef struct HEVCSEIA53Caption {
93 
94 typedef struct HEVCSEIMasteringDisplay {
95  int present;
96  uint16_t display_primaries[3][2];
97  uint16_t white_point[2];
98  uint32_t max_luminance;
99  uint32_t min_luminance;
101 
102 typedef struct HEVCSEIContentLight {
103  int present;
107 
109  int present;
112 
113 typedef struct HEVCSEI {
123 } HEVCSEI;
124 
125 struct HEVCParamSets;
126 
127 int ff_hevc_decode_nal_sei(GetBitContext *gb, void *logctx, HEVCSEI *s,
128  const struct HEVCParamSets *ps, int type);
129 
130 /**
131  * Reset SEI values that are stored on the Context.
132  * e.g. Caption data that was extracted during NAL
133  * parsing.
134  *
135  * @param s HEVCContext.
136  */
138 
139 #endif /* AVCODEC_HEVC_SEI_H */
int current_frame_is_frame0_flag
Definition: hevc_sei.h:77
AVBufferRef * buf_ref
Definition: hevc_sei.h:91
GLint GLenum type
Definition: opengl_enc.c:104
uint8_t is_md5
Definition: hevc_sei.h:69
HEVCSEIMasteringDisplay mastering_display
Definition: hevc_sei.h:119
HEVCSEIContentLight content_light
Definition: hevc_sei.h:120
uint8_t
int active_seq_parameter_set_id
Definition: hevc_sei.h:121
bitstream reader API header.
int quincunx_subsampling
Definition: hevc_sei.h:76
int content_interpretation_type
Definition: hevc_sei.h:75
uint8_t md5[3][16]
Definition: hevc_sei.h:68
void ff_hevc_reset_sei(HEVCSEI *s)
Reset SEI values that are stored on the Context.
Definition: hevc_sei.c:371
int ff_hevc_decode_nal_sei(GetBitContext *gb, void *logctx, HEVCSEI *s, const struct HEVCParamSets *ps, int type)
#define s(width, name)
Definition: cbs_vp9.c:257
HEVCSEIFramePacking frame_packing
Definition: hevc_sei.h:115
uint16_t max_pic_average_light_level
Definition: hevc_sei.h:105
HEVCSEIPictureHash picture_hash
Definition: hevc_sei.h:114
HEVC_SEI_PicStructType
Definition: hevc_sei.h:62
HEVCSEIPictureTiming picture_timing
Definition: hevc_sei.h:117
A reference to a data buffer.
Definition: buffer.h:81
HEVC_SEI_Type
SEI message types.
Definition: hevc_sei.h:31
HEVCSEIAlternativeTransfer alternative_transfer
Definition: hevc_sei.h:122
HEVCSEIDisplayOrientation display_orientation
Definition: hevc_sei.h:116
uint16_t max_content_light_level
Definition: hevc_sei.h:104
uint32_t max_luminance
Definition: hevc_sei.h:98
uint32_t min_luminance
Definition: hevc_sei.h:99
HEVCSEIA53Caption a53_caption
Definition: hevc_sei.h:118