blob: 68c8bb915aea18743976c8728fc5a1bfb0e050de
| 1 | /* |
| 2 | * HEVC shared code |
| 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_H |
| 22 | #define AVCODEC_HEVC_H |
| 23 | |
| 24 | /** |
| 25 | * Table 7-3: NAL unit type codes |
| 26 | */ |
| 27 | enum HEVCNALUnitType { |
| 28 | HEVC_NAL_TRAIL_N = 0, |
| 29 | HEVC_NAL_TRAIL_R = 1, |
| 30 | HEVC_NAL_TSA_N = 2, |
| 31 | HEVC_NAL_TSA_R = 3, |
| 32 | HEVC_NAL_STSA_N = 4, |
| 33 | HEVC_NAL_STSA_R = 5, |
| 34 | HEVC_NAL_RADL_N = 6, |
| 35 | HEVC_NAL_RADL_R = 7, |
| 36 | HEVC_NAL_RASL_N = 8, |
| 37 | HEVC_NAL_RASL_R = 9, |
| 38 | HEVC_NAL_BLA_W_LP = 16, |
| 39 | HEVC_NAL_BLA_W_RADL = 17, |
| 40 | HEVC_NAL_BLA_N_LP = 18, |
| 41 | HEVC_NAL_IDR_W_RADL = 19, |
| 42 | HEVC_NAL_IDR_N_LP = 20, |
| 43 | HEVC_NAL_CRA_NUT = 21, |
| 44 | HEVC_NAL_VPS = 32, |
| 45 | HEVC_NAL_SPS = 33, |
| 46 | HEVC_NAL_PPS = 34, |
| 47 | HEVC_NAL_AUD = 35, |
| 48 | HEVC_NAL_EOS_NUT = 36, |
| 49 | HEVC_NAL_EOB_NUT = 37, |
| 50 | HEVC_NAL_FD_NUT = 38, |
| 51 | HEVC_NAL_SEI_PREFIX = 39, |
| 52 | HEVC_NAL_SEI_SUFFIX = 40, |
| 53 | HEVC_NAL_SEI_DV_META = 62, |
| 54 | HEVC_NAL_SEI_DV_EL = 63, |
| 55 | }; |
| 56 | |
| 57 | enum HEVCSliceType { |
| 58 | HEVC_SLICE_B = 0, |
| 59 | HEVC_SLICE_P = 1, |
| 60 | HEVC_SLICE_I = 2, |
| 61 | }; |
| 62 | |
| 63 | /** |
| 64 | * 7.4.2.1 |
| 65 | */ |
| 66 | #define HEVC_MAX_SUB_LAYERS 7 |
| 67 | #define HEVC_MAX_VPS_COUNT 16 |
| 68 | #define HEVC_MAX_SPS_COUNT 32 |
| 69 | #define HEVC_MAX_PPS_COUNT 256 |
| 70 | #define HEVC_MAX_SHORT_TERM_RPS_COUNT 64 |
| 71 | #define HEVC_MAX_CU_SIZE 128 |
| 72 | |
| 73 | #define HEVC_MAX_REFS 16 |
| 74 | #define HEVC_MAX_DPB_SIZE 16 // A.4.1 |
| 75 | |
| 76 | #define HEVC_MAX_LOG2_CTB_SIZE 6 |
| 77 | |
| 78 | #endif /* AVCODEC_HEVC_H */ |
| 79 |