27 {
"1", 30, 36864, 350, 0, 16, 1, 1, 552960, 128, 0, 2, 2 },
28 {
"2", 60, 122880, 1500, 0, 16, 1, 1, 3686400, 1500, 0, 2, 2 },
29 {
"2.1", 63, 245760, 3000, 0, 20, 1, 1, 7372800, 3000, 0, 2, 2 },
30 {
"3", 90, 552960, 6000, 0, 30, 2, 2, 16588800, 6000, 0, 2, 2 },
31 {
"3.1", 93, 983040, 10000, 0, 40, 3, 3, 33177600, 10000, 0, 2, 2 },
32 {
"4", 120, 2228224, 12000, 30000, 75, 5, 5, 66846720, 12000, 30000, 4, 4 },
33 {
"4.1", 123, 2228224, 20000, 50000, 75, 5, 5, 133693440, 20000, 50000, 4, 4 },
34 {
"5", 150, 8912896, 25000, 100000, 200, 11, 10, 267386880, 25000, 100000, 6, 4 },
35 {
"5.1", 153, 8912896, 40000, 160000, 200, 11, 10, 534773760, 40000, 160000, 8, 4 },
36 {
"5.2", 156, 8912896, 60000, 240000, 200, 11, 10, 1069547520, 60000, 240000, 8, 4 },
37 {
"6", 180, 35651584, 60000, 240000, 600, 22, 20, 1069547520, 60000, 240000, 8, 4 },
38 {
"6.1", 183, 35651584, 120000, 480000, 600, 22, 20, 2139095040, 120000, 480000, 8, 4 },
39 {
"6.2", 186, 35651584, 240000, 800000, 600, 22, 20, 4278190080, 240000, 800000, 6, 4 },
49 4, 0, 2, 1, 1, 1, 1, 1, 1, 0, 0, 1, 667, 733, 1.000, 1.0 },
51 4, 0, 2, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1000, 1100, 1.500, 1.0 },
53 4, 0, 2, 0, 0, 0, 1, 1, 1, 0, 0, 1, 1333, 1467, 2.000, 1.0 },
55 1, 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1000, 1100, 1.500, 1.0 },
56 {
"Screen-Extended Main",
57 9, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1000, 1100, 1.500, 1.0 },
59 2, 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1000, 1100, 1.875, 1.0 },
60 {
"Screen-Extended Main 10",
61 9, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1000, 1100, 1.875, 1.0 },
63 4, 0, 2, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1500, 1650, 2.250, 1.0 },
64 {
"Main Still Picture",
65 3, 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1000, 1100, 1.500, 1.0 },
67 4, 0, 2, 1, 1, 0, 1, 0, 0, 0, 0, 1, 1667, 1833, 2.500, 0.5 },
69 4, 0, 2, 1, 0, 0, 1, 0, 0, 0, 0, 1, 2000, 2200, 3.000, 0.5 },
71 4, 0, 2, 1, 1, 1, 0, 0, 0, 0, 0, 1, 2000, 2200, 3.000, 0.5 },
72 {
"High Throughput 4:4:4",
73 5, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 2000, 2200, 3.000, 0.5 },
74 {
"Screen-Extended Main 4:4:4",
75 9, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 2000, 2200, 3.000, 0.5 },
76 {
"Screen-Extended High Throughput 4:4:4",
77 9, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 2000, 2200, 3.000, 0.5 },
79 4, 0, 2, 1, 1, 0, 0, 0, 0, 0, 0, 1, 2500, 2750, 3.750, 0.5 },
80 {
"High Throughput 4:4:4 10",
81 5, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 2500, 2750, 3.750, 0.5 },
82 {
"Screen-Extended Main 4:4:4 10",
83 9, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 2500, 2750, 3.750, 0.5 },
84 {
"Screen-Extended High Throughput 4:4:4 10",
85 9, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 2500, 2750, 3.750, 0.5 },
87 4, 0, 2, 1, 0, 0, 0, 0, 0, 0, 0, 1, 3000, 3300, 4.500, 0.5 },
88 {
"High Throughput 4:4:4 14",
89 5, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 3500, 3850, 5.250, 0.5 },
90 {
"Screen-Extended High Throughput 4:4:4 14",
91 9, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 3500, 3850, 5.250, 0.5 },
93 4, 0, 2, 1, 1, 1, 1, 1, 0, 1, 0, 2, 1000, 1100, 1.500, 1.0 },
95 4, 0, 2, 1, 1, 0, 1, 1, 0, 1, 0, 2, 1000, 1100, 1.875, 1.0 },
97 4, 0, 2, 1, 0, 0, 1, 1, 0, 1, 0, 2, 1500, 1650, 2.250, 1.0 },
98 {
"Main 4:2:2 10 Intra",
99 4, 0, 2, 1, 1, 0, 1, 0, 0, 1, 0, 2, 1667, 1833, 2.500, 0.5 },
100 {
"Main 4:2:2 12 Intra",
101 4, 0, 2, 1, 0, 0, 1, 0, 0, 1, 0, 2, 2000, 2200, 3.000, 0.5 },
102 {
"Main 4:4:4 Intra",
103 4, 0, 2, 1, 1, 1, 0, 0, 0, 1, 0, 2, 2000, 2200, 3.000, 0.5 },
104 {
"Main 4:4:4 10 Intra",
105 4, 0, 2, 1, 1, 0, 0, 0, 0, 1, 0, 2, 2500, 2750, 3.750, 0.5 },
106 {
"Main 4:4:4 12 Intra",
107 4, 0, 2, 1, 0, 0, 0, 0, 0, 1, 0, 2, 3000, 3300, 4.500, 0.5 },
108 {
"Main 4:4:4 16 Intra",
109 4, 0, 2, 0, 0, 0, 0, 0, 0, 1, 0, 2, 4000, 4400, 6.000, 0.5 },
110 {
"Main 4:4:4 Still Picture",
111 4, 0, 2, 1, 1, 1, 0, 0, 0, 1, 1, 2, 2000, 2200, 3.000, 0.5 },
112 {
"Main 4:4:4 16 Still Picture",
113 4, 0, 2, 0, 0, 0, 0, 0, 0, 1, 1, 2, 4000, 4400, 6.000, 0.5 },
114 {
"High Throughput 4:4:4 16 Intra",
115 5, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2, 4000, 4400, 6.000, 0.5 },
124 if (h265_levels[i].level_idc == level_idc)
125 return &h265_levels[i];
147 #define check_flag(name) \
148 if (profile->name < 2) { \
149 if (profile->name != ptl->general_ ## name ## _constraint_flag) \
174 int tile_rows,
int tile_cols,
175 int max_dec_pic_buffering)
178 int pic_size, lbr_flag, hbr_factor;
187 profile = &h265_profiles[3];
190 pic_size = width *
height;
200 hbr_factor = 24 - 12 * lbr_flag;
204 hbr_factor = 2 - lbr_flag;
209 int max_br, max_dpb_size;
231 if (bitrate > (int64_t)profile->
cpb_nal_factor * hbr_factor * max_br)
242 if (max_dec_pic_buffering > max_dpb_size)
static const H265LevelDescriptor h265_levels[]
static const H265ProfileDescriptor h265_profiles[]
uint8_t general_profile_idc
uint8_t general_tier_flag
#define FF_ARRAY_ELEMS(a)
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.
uint8_t general_lower_bit_rate_constraint_flag
uint8_t general_profile_compatibility_flag[32]
uint8_t general_profile_space
const H265LevelDescriptor * ff_h265_get_level(int level_idc)
uint16_t max_slice_segments_per_picture
const H265ProfileDescriptor * ff_h265_get_profile(const H265RawProfileTierLevel *ptl)