FFmpeg
h265_profile_level.h
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18 
19 #ifndef AVCODEC_H265_PROFILE_LEVEL_H
20 #define AVCODEC_H265_PROFILE_LEVEL_H
21 
22 #include <stdint.h>
23 
24 #include "cbs_h265.h"
25 
26 
27 typedef struct H265LevelDescriptor {
28  const char *name;
29  uint8_t level_idc;
30 
31  // Table A.6.
32  uint32_t max_luma_ps;
33  uint32_t max_cpb_main;
34  uint32_t max_cpb_high;
36  uint8_t max_tile_rows;
37  uint8_t max_tile_cols;
38 
39  // Table A.7.
40  uint32_t max_luma_sr;
41  uint32_t max_br_main;
42  uint32_t max_br_high;
46 
47 typedef struct H265ProfileDescriptor {
48  const char *name;
49  uint8_t profile_idc;
50  uint8_t high_throughput;
51 
52  // Tables A.2, A.3 and A.5.
53  uint8_t max_14bit;
54  uint8_t max_12bit;
55  uint8_t max_10bit;
56  uint8_t max_8bit;
57  uint8_t max_422chroma;
58  uint8_t max_420chroma;
59  uint8_t max_monochrome;
60  uint8_t intra;
62  uint8_t lower_bit_rate;
63 
64  // Table A.8.
65  uint16_t cpb_vcl_factor;
66  uint16_t cpb_nal_factor;
69  uint8_t max_dpb_pic_buf;
71 
72 
74 
75 
76 /**
77  * Guess the level of a stream from some parameters.
78  *
79  * Unknown parameters may be zero, in which case they are ignored.
80  */
82  int64_t bitrate,
83  int width, int height,
84  int slice_segments,
85  int tile_rows, int tile_cols,
86  int max_dec_pic_buffering);
87 
88 #endif /* AVCODEC_H265_PROFILE_LEVEL_H */
H265LevelDescriptor::max_cpb_main
uint32_t max_cpb_main
Definition: h265_profile_level.h:33
H265ProfileDescriptor::max_8bit
uint8_t max_8bit
Definition: h265_profile_level.h:56
H265ProfileDescriptor::max_10bit
uint8_t max_10bit
Definition: h265_profile_level.h:55
H265LevelDescriptor::max_br_high
uint32_t max_br_high
Definition: h265_profile_level.h:42
H265ProfileDescriptor::high_throughput
uint8_t high_throughput
Definition: h265_profile_level.h:50
H265LevelDescriptor::max_slice_segments_per_picture
uint16_t max_slice_segments_per_picture
Definition: h265_profile_level.h:35
H265LevelDescriptor::max_cpb_high
uint32_t max_cpb_high
Definition: h265_profile_level.h:34
H265ProfileDescriptor::cpb_nal_factor
uint16_t cpb_nal_factor
Definition: h265_profile_level.h:66
cbs_h265.h
H265ProfileDescriptor
Definition: h265_profile_level.h:47
H265LevelDescriptor
Definition: h265_profile_level.h:27
H265ProfileDescriptor::max_12bit
uint8_t max_12bit
Definition: h265_profile_level.h:54
ptl
const H265RawProfileTierLevel * ptl
Definition: h265_levels.c:170
width
#define width
H265LevelDescriptor::max_tile_rows
uint8_t max_tile_rows
Definition: h265_profile_level.h:36
H265LevelDescriptor::min_cr_base_main
uint8_t min_cr_base_main
Definition: h265_profile_level.h:43
H265ProfileDescriptor::max_monochrome
uint8_t max_monochrome
Definition: h265_profile_level.h:59
tile_rows
int tile_rows
Definition: h265_levels.c:217
tile_cols
int tile_cols
Definition: h265_levels.c:218
H265ProfileDescriptor::format_capability_factor
float format_capability_factor
Definition: h265_profile_level.h:67
H265LevelDescriptor::level_idc
uint8_t level_idc
Definition: h265_profile_level.h:29
H265ProfileDescriptor::one_picture_only
uint8_t one_picture_only
Definition: h265_profile_level.h:61
H265LevelDescriptor::max_luma_sr
uint32_t max_luma_sr
Definition: h265_profile_level.h:40
height
#define height
H265ProfileDescriptor::name
const char * name
Definition: h265_profile_level.h:48
bitrate
int64_t bitrate
Definition: h264_levels.c:131
slice_segments
int slice_segments
Definition: h265_levels.c:216
H265LevelDescriptor::max_luma_ps
uint32_t max_luma_ps
Definition: h265_profile_level.h:32
H265ProfileDescriptor::max_dpb_pic_buf
uint8_t max_dpb_pic_buf
Definition: h265_profile_level.h:69
ff_h265_get_profile
const H265ProfileDescriptor * ff_h265_get_profile(const H265RawProfileTierLevel *ptl)
Definition: h265_profile_level.c:123
H265ProfileDescriptor::cpb_vcl_factor
uint16_t cpb_vcl_factor
Definition: h265_profile_level.h:65
H265ProfileDescriptor::profile_idc
uint8_t profile_idc
Definition: h265_profile_level.h:49
H265ProfileDescriptor::max_422chroma
uint8_t max_422chroma
Definition: h265_profile_level.h:57
H265RawProfileTierLevel
Definition: cbs_h265.h:35
ff_h265_guess_level
const H265LevelDescriptor * ff_h265_guess_level(const H265RawProfileTierLevel *ptl, int64_t bitrate, int width, int height, int slice_segments, int tile_rows, int tile_cols, int max_dec_pic_buffering)
Guess the level of a stream from some parameters.
Definition: h265_profile_level.c:162
H265LevelDescriptor::min_cr_base_high
uint8_t min_cr_base_high
Definition: h265_profile_level.h:44
H265ProfileDescriptor::max_420chroma
uint8_t max_420chroma
Definition: h265_profile_level.h:58
H265ProfileDescriptor::lower_bit_rate
uint8_t lower_bit_rate
Definition: h265_profile_level.h:62
H265LevelDescriptor::name
const char * name
Definition: h265_profile_level.h:28
H265LevelDescriptor::max_tile_cols
uint8_t max_tile_cols
Definition: h265_profile_level.h:37
H265LevelDescriptor::max_br_main
uint32_t max_br_main
Definition: h265_profile_level.h:41
H265ProfileDescriptor::intra
uint8_t intra
Definition: h265_profile_level.h:60
H265ProfileDescriptor::min_cr_scale_factor
float min_cr_scale_factor
Definition: h265_profile_level.h:68
H265ProfileDescriptor::max_14bit
uint8_t max_14bit
Definition: h265_profile_level.h:53