1 /* 2 * Copyright (c) 2023 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 16 #ifndef OHOS_AV_TRANSPORT_CONSTANTS_H 17 #define OHOS_AV_TRANSPORT_CONSTANTS_H 18 19 #include <string> 20 #include <unistd.h> 21 22 namespace OHOS { 23 namespace DistributedHardware { 24 const int32_t AV_LOG_MAX_LEN = 4096; 25 const int32_t LINK_TYPE_MAX = 4; 26 const int32_t BASE_ENGINE_ID = 1000; 27 const int32_t DEVICE_ID_LENGTH = 65; 28 const int32_t INVALID_ENGINE_ID = -1; 29 const int32_t INVALID_SESSION_ID = -1; 30 const int32_t SESSION_WAIT_SECONDS = 5; 31 const int32_t INTERCERT_STRING_LENGTH = 20; 32 const int32_t PLUGIN_RANK = 100; 33 const int32_t PLUGIN_TASK_WAIT_TIME = 10; 34 35 const uint32_t VIDEO_H264_LEVEL = 32; 36 const uint32_t MAX_DEVICE_ID_LEN = 100; 37 const uint32_t MAX_SESSION_NAME_LEN = 100; 38 const uint32_t MAX_MESSAGES_LEN = 40 * 1024 * 1024; 39 const uint32_t DSOFTBUS_INPUT_MAX_RECV_EXT_LEN = 104857600; 40 const uint32_t DSOFTBUS_INPUT_MAX_RECV_DATA_LEN = 104857600; 41 const uint32_t DEFAULT_FRAME_NUMBER = 100; 42 const uint32_t AUDIO_CHANNEL_LAYOUT_MONO = 1; 43 const uint32_t AUDIO_CHANNEL_LAYOUT_STEREO = 2; 44 45 const int64_t DEFAULT_PTS = 100; 46 47 const std::string EMPTY_STRING = ""; 48 const std::string SENDER_CONTROL_SESSION_NAME_SUFFIX = "sender.avtrans.control"; 49 const std::string RECEIVER_CONTROL_SESSION_NAME_SUFFIX = "receiver.avtrans.control"; 50 const std::string SENDER_DATA_SESSION_NAME_SUFFIX = "sender.avtrans.data"; 51 const std::string RECEIVER_DATA_SESSION_NAME_SUFFIX = "receiver.avtrans.data"; 52 const std::string AV_SYNC_SENDER_CONTROL_SESSION_NAME = "ohos.dhardware.av.sync.sender.control"; 53 const std::string AV_SYNC_RECEIVER_CONTROL_SESSION_NAME = "ohos.dhardware.av.sync.receiver.control"; 54 55 const std::string AVINPUT_NAME = "builtin.avtransport.avinput"; 56 const std::string AVOUTPUT_NAME = "builtin.avtransport.avoutput"; 57 const std::string AENCODER_NAME = "builtin.recorder.audioencoder"; 58 const std::string VENCODER_NAME = "builtin.recorder.videoencoder"; 59 const std::string ADECODER_NAME = "builtin.player.audiodecoder"; 60 const std::string VDECODER_NAME = "builtin.player.videodecoder"; 61 62 const std::string AVT_DATA_META_TYPE = "avtrans_data_meta_type"; 63 const std::string AVT_DATA_PARAM = "avtrans_data_param"; 64 const std::string AV_TRANS_SPECIAL_DEVICE_ID = "av.trans.special.device.id"; 65 66 const std::string KEY_MY_DEV_ID = "myDevId"; 67 const std::string KEY_SCENE_TYPE = "sceneType"; 68 const std::string KEY_PEER_DEV_ID = "peerDevId"; 69 const std::string KEY_SESSION_ID = "sessionId"; 70 const std::string KEY_SESSION_NAME = "sessionName"; 71 const std::string KEY_AV_SYNC_FLAG = "avSyncFlag"; 72 const std::string KEY_START_FRAME_NUM = "startFrameNum"; 73 const std::string KEY_GROUP_INFO_ARRAY = "groupInfoArray"; 74 const std::string KEY_SHARED_MEM_FD = "sharedMemoryFd"; 75 const std::string KEY_SHARED_MEM_SIZE = "sharedMemorySize"; 76 const std::string KEY_SHARED_MEM_NAME = "sharedMemoryName"; 77 78 const std::string SCREEN_FILE_NAME_BEFOREENCODING = "/data/data/dscreen/BeforeEncoding.h265"; 79 const std::string SCREEN_FILE_NAME_AFTERCODING = "/data/data/dscreen/AfterCoding.h265"; 80 81 const uint8_t DATA_WAIT_SECONDS = 1; 82 const size_t DATA_QUEUE_MAX_SIZE = 1000; 83 constexpr const char *SEND_CHANNEL_EVENT = "SendChannelEvent"; 84 } // namespace DistributedHardware 85 } // namespace OHOS 86 #endif // OHOS_AV_TRANSPORT_CONSTANTS_H