| Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright (C) 2015 The Android Open Source Project |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at: |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | * |
| 17 | ***************************************************************************** |
| 18 | * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore |
| 19 | */ |
| 20 | |
| 21 | /** |
| 22 | ****************************************************************************** |
| 23 | * @file |
| 24 | * ih264e_cavlc.h |
| 25 | * |
| 26 | * @brief |
| 27 | * This file contains enumerations, macros and extern declarations of H264 |
| 28 | * cavlc tables |
| 29 | * |
| 30 | * @author |
| 31 | * ittiam |
| 32 | * |
| 33 | * @remarks |
| 34 | * none |
| 35 | ****************************************************************************** |
| 36 | */ |
| 37 | |
| 38 | #ifndef IH264E_CAVLC_H_ |
| 39 | #define IH264E_CAVLC_H_ |
| 40 | |
| 41 | /*****************************************************************************/ |
| 42 | /* Function macro definitions */ |
| 43 | /*****************************************************************************/ |
| 44 | |
| Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 45 | /*****************************************************************************/ |
| 46 | /* Extern Function Declarations */ |
| 47 | /*****************************************************************************/ |
| 48 | |
| 49 | /** |
| 50 | ******************************************************************************* |
| 51 | * |
| 52 | * @brief |
| 53 | * This function generates CAVLC coded bit stream for an Intra Slice. |
| 54 | * |
| 55 | * @description |
| 56 | * The mb syntax layer for intra slices constitutes luma mb mode, luma sub modes |
| 57 | * (if present), mb qp delta, coded block pattern, chroma mb mode and |
| 58 | * luma/chroma residue. These syntax elements are written as directed by table |
| 59 | * 7.3.5 of h264 specification. |
| 60 | * |
| 61 | * @param[in] ps_ent_ctxt |
| 62 | * pointer to entropy context |
| 63 | * |
| 64 | * @returns error code |
| 65 | * |
| 66 | * @remarks none |
| 67 | * |
| 68 | ******************************************************************************* |
| 69 | */ |
| Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 70 | IH264E_ERROR_T ih264e_write_islice_mb_cavlc(entropy_ctxt_t *ps_ent_ctxt); |
| Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 71 | |
| 72 | /** |
| 73 | ******************************************************************************* |
| 74 | * |
| 75 | * @brief |
| 76 | * This function generates CAVLC coded bit stream for Inter slices |
| 77 | * |
| 78 | * @description |
| 79 | * The mb syntax layer for inter slices constitutes luma mb mode, luma sub modes |
| 80 | * (if present), mb qp delta, coded block pattern, chroma mb mode and |
| 81 | * luma/chroma residue. These syntax elements are written as directed by table |
| 82 | * 7.3.5 of h264 specification |
| 83 | * |
| 84 | * @param[in] ps_ent_ctxt |
| 85 | * pointer to entropy context |
| 86 | * |
| 87 | * @returns error code |
| 88 | * |
| 89 | * @remarks none |
| 90 | * |
| 91 | ******************************************************************************* |
| 92 | */ |
| Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 93 | IH264E_ERROR_T ih264e_write_pslice_mb_cavlc(entropy_ctxt_t *ps_ent_ctxt); |
| 94 | |
| 95 | /** |
| 96 | ******************************************************************************* |
| 97 | * |
| 98 | * @brief |
| 99 | * This function generates CAVLC coded bit stream for Inter(B) slices |
| 100 | * |
| 101 | * @description |
| 102 | * The mb syntax layer for inter slices constitutes luma mb mode, luma sub modes |
| 103 | * (if present), mb qp delta, coded block pattern, chroma mb mode and |
| 104 | * luma/chroma residue. These syntax elements are written as directed by table |
| 105 | * 7.3.5 of h264 specification |
| 106 | * |
| 107 | * @param[in] ps_ent_ctxt |
| 108 | * pointer to entropy context |
| 109 | * |
| 110 | * @returns error code |
| 111 | * |
| 112 | * @remarks none |
| 113 | * |
| 114 | ******************************************************************************* |
| 115 | */ |
| 116 | IH264E_ERROR_T ih264e_write_bslice_mb_cavlc(entropy_ctxt_t *ps_ent_ctxt); |
| Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 117 | |
| 118 | #endif /* IH264E_CAVLC_H_ */ |