1 /* 2 * Copyright (C) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef AV_COMMOM_H 16 #define AV_COMMOM_H 17 18 #include <vector> 19 #include <string> 20 #include "format.h" 21 22 namespace OHOS { 23 namespace Media { 24 /** 25 * @brief Media type 26 * 27 * @since 3.1 28 * @version 3.1 29 */ 30 enum MediaType : int32_t { 31 /** 32 * track is audio. 33 */ 34 MEDIA_TYPE_AUD = 0, 35 /** 36 * track is video. 37 */ 38 MEDIA_TYPE_VID = 1, 39 /** 40 * track is subtitle. 41 */ 42 MEDIA_TYPE_SUBTITLE = 2, 43 }; 44 45 /** 46 * @brief 47 * 48 * @since 3.1 49 * @version 3.1 50 */ 51 enum VideoPixelFormat { 52 /** 53 * yuv 420 planar. 54 */ 55 YUVI420 = 1, 56 /** 57 * NV12. yuv 420 semiplanar. 58 */ 59 NV12 = 2, 60 /** 61 * NV21. yvu 420 semiplanar. 62 */ 63 NV21 = 3, 64 /** 65 * format from surface. 66 */ 67 SURFACE_FORMAT = 4, 68 /** 69 * RGBA. 70 */ 71 RGBA = 5, 72 }; 73 74 /** 75 * @brief the struct of geolocation 76 * 77 * @param latitude float: latitude in degrees. Its value must be in the range [-90, 90]. 78 * @param longitude float: longitude in degrees. Its value must be in the range [-180, 180]. 79 * @since 3.1 80 * @version 3.1 81 */ 82 struct Location { 83 float latitude = 0; 84 float longitude = 0; 85 }; 86 87 /** 88 * @brief Enumerates the seek mode. 89 */ 90 enum AVSeekMode : uint8_t { 91 /** 92 * @brief this mode is used to seek to a key frame that is located right or before at 93 * the given timestamp. 94 */ 95 AV_SEEK_PREV_SYNC = 0, 96 /** 97 * @brief this mode is used to seek to a key frame that is located right or after at 98 * the given timestamp. 99 */ 100 AV_SEEK_NEXT_SYNC = 1, 101 /** 102 * @brief this mode is used to seek to a key frame that is located right or closest at 103 * the given timestamp. 104 */ 105 AV_SEEK_CLOSEST_SYNC = 2, 106 /** 107 * @brief this mode is used to seek to a frame that is located right or closest at 108 * the given timestamp. 109 */ 110 AV_SEEK_CLOSEST = 3, 111 }; 112 113 /** 114 * @brief Enumerates the video rotation. 115 * 116 * @since 3.2 117 * @version 3.2 118 */ 119 enum VideoRotation : uint32_t { 120 /** 121 * Video without rotation 122 */ 123 VIDEO_ROTATION_0 = 0, 124 /** 125 * Video rotated 90 degrees 126 */ 127 VIDEO_ROTATION_90 = 90, 128 /** 129 * Video rotated 180 degrees 130 */ 131 VIDEO_ROTATION_180 = 180, 132 /** 133 * Video rotated 270 degrees 134 */ 135 VIDEO_ROTATION_270 = 270, 136 }; 137 138 /** 139 * @brief Enumerates the state change reason. 140 * 141 * @since 3.2 142 * @version 3.2 143 */ 144 enum StateChangeReason { 145 /** 146 * audio/video state change by user 147 */ 148 USER = 1, 149 /** 150 * audio/video state change by system 151 */ 152 BACKGROUND = 2, 153 }; 154 } // namespace Media 155 } // namespace OHOS 156 #endif // AV_COMMOM_H