1 /* 2 * Copyright (c) 2022 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_AVCONTROL_COMMAND_H 17 #define OHOS_AVCONTROL_COMMAND_H 18 19 #include <cinttypes> 20 #include <functional> 21 #include <string> 22 #include <variant> 23 24 #include "parcel.h" 25 26 namespace OHOS::AVSession { 27 class AVControlCommand : public Parcelable { 28 public: 29 enum { 30 SESSION_CMD_INVALID = -1, 31 SESSION_CMD_PLAY = 0, 32 SESSION_CMD_PAUSE = 1, 33 SESSION_CMD_STOP = 2, 34 SESSION_CMD_PLAY_NEXT = 3, 35 SESSION_CMD_PLAY_PREVIOUS = 4, 36 SESSION_CMD_FAST_FORWARD = 5, 37 SESSION_CMD_REWIND = 6, 38 SESSION_CMD_SEEK = 7, 39 SESSION_CMD_SET_SPEED = 8, 40 SESSION_CMD_SET_LOOP_MODE = 9, 41 SESSION_CMD_TOGGLE_FAVORITE = 10, 42 SESSION_CMD_MAX = 11 43 }; 44 45 AVControlCommand(); 46 ~AVControlCommand() override; 47 48 static AVControlCommand* Unmarshalling(Parcel& data); 49 bool Marshalling(Parcel& parcel) const override; 50 51 bool IsValid() const; 52 53 int32_t SetCommand(int32_t cmd); 54 int32_t GetCommand() const; 55 56 int32_t SetSpeed(double speed); 57 int32_t GetSpeed(double& speed) const; 58 59 int32_t SetSeekTime(int64_t time); 60 int32_t GetSeekTime(int64_t& time) const; 61 62 int32_t SetLoopMode(int32_t mode); 63 int32_t GetLoopMode(int32_t& mode) const; 64 65 int32_t SetAssetId(const std::string& assetId); 66 int32_t GetAssetId(std::string& assetId) const; 67 68 const static inline std::vector<int32_t> localCapability { 69 SESSION_CMD_PLAY, 70 SESSION_CMD_PAUSE, 71 SESSION_CMD_STOP, 72 SESSION_CMD_PLAY_NEXT, 73 SESSION_CMD_PLAY_PREVIOUS, 74 SESSION_CMD_FAST_FORWARD, 75 SESSION_CMD_REWIND, 76 SESSION_CMD_SEEK, 77 SESSION_CMD_SET_SPEED, 78 SESSION_CMD_SET_LOOP_MODE, 79 SESSION_CMD_TOGGLE_FAVORITE, 80 }; 81 82 private: 83 int32_t cmd_ = SESSION_CMD_INVALID; 84 std::variant<int32_t, double, int64_t, std::string> param_; 85 }; 86 } 87 #endif // OHOS_AVCONTROL_COMMAND_H