1/* 2 * Copyright (c) 2025 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/** 17 * @file IDCameraHdfCallback.idl 18 * 19 * @brief Declares callbacks for distributed camera SA service. The caller needs to implement the callbacks. 20 * 21 * @since 6.0 22 * @version 1.0 23 */ 24 25package ohos.hdi.distributed_camera.v1_1; 26 27import ohos.hdi.distributed_camera.v1_1.DCameraTypes; 28 29[callback] interface IDCameraHdfCallback { 30 /** 31 * @brief Notify distributed camera HDF of events. 32 * 33 * @param devId Device ID for distributed audio devices. 34 * @param event Notification event types (such as focus events, volume events) 35 * 36 * @return a value of 0 if success, return a negative value if failed. 37 * 38 * @since 6.0 39 * @version 1.0 40 */ 41 NotifyEvent([in] int devId, [in] struct DCameraHDFEvent event); 42} 43