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 16 #ifndef BLUETOOTH_A2DP_DEVICE_H 17 #define BLUETOOTH_A2DP_DEVICE_H 18 19 namespace OHOS { 20 namespace bluetooth { 21 namespace audio { 22 23 enum class BTAudioStreamState : uint8_t { 24 INVALID, 25 IDLE, 26 STARTING, 27 STARTED, 28 SUSPENDING 29 }; 30 31 typedef bool (*SetUpFunc)(); 32 typedef void (*TearDownFunc)(); 33 typedef BTAudioStreamState (*GetStateFunc)(); 34 typedef bool (*StartPlayingFunc)(); 35 typedef bool (*SuspendPlayingFunc)(); 36 typedef bool (*StopPlayingFunc)(); 37 typedef size_t (*WriteFrameFunc)(const void* data, size_t size); 38 39 } 40 } 41 } 42 43 #endif