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 Enumerates the video rotation. 76 * 77 * @since 3.2 78 * @version 3.2 79 */ 80 enum VideoRotation : uint32_t { 81 /** 82 * Video without rotation 83 */ 84 VIDEO_ROTATION_0 = 0, 85 /** 86 * Video rotated 90 degrees 87 */ 88 VIDEO_ROTATION_90 = 90, 89 /** 90 * Video rotated 180 degrees 91 */ 92 VIDEO_ROTATION_180 = 180, 93 /** 94 * Video rotated 270 degrees 95 */ 96 VIDEO_ROTATION_270 = 270, 97 }; 98 99 /** 100 * @brief Enumerates the state change reason. 101 * 102 * @since 3.2 103 * @version 3.2 104 */ 105 enum StateChangeReason { 106 /** 107 * audio/video state change by user 108 */ 109 USER = 1, 110 /** 111 * audio/video state change by system 112 */ 113 BACKGROUND = 2, 114 }; 115 } // namespace Media 116 } // namespace OHOS 117 #endif // AV_COMMOM_H