1 /* 2 * Copyright (c) 2023-2025 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 #ifndef ST_AUDIO_POLICY_CLIENT_H 17 #define ST_AUDIO_POLICY_CLIENT_H 18 19 #include <cstdint> 20 21 namespace OHOS { 22 namespace AudioStandard { 23 static const int32_t UPDATE_CALLBACK_CLIENT = 0; 24 static const int32_t API_VERSION_MAX = 1000; 25 26 enum class AudioPolicyClientCode { 27 ON_VOLUME_KEY_EVENT = 0, 28 ON_FOCUS_INFO_CHANGED, 29 ON_FOCUS_REQUEST_CHANGED, 30 ON_FOCUS_ABANDON_CHANGED, 31 ON_DEVICE_CHANGE, 32 ON_APP_VOLUME_CHANGE, 33 ON_ACTIVE_VOLUME_TYPE_CHANGE, 34 ON_RINGERMODE_UPDATE, 35 ON_MIC_STATE_UPDATED, 36 ON_ACTIVE_OUTPUT_DEVICE_UPDATED, 37 ON_ACTIVE_INPUT_DEVICE_UPDATED, 38 ON_RENDERERSTATE_CHANGE, 39 ON_CAPTURERSTATE_CHANGE, 40 ON_RENDERER_DEVICE_CHANGE, 41 ON_RECREATE_RENDERER_STREAM_EVENT, 42 ON_RECREATE_CAPTURER_STREAM_EVENT, 43 ON_HEAD_TRACKING_DEVICE_CHANGE, 44 ON_SPATIALIZATION_ENABLED_CHANGE, 45 ON_SPATIALIZATION_ENABLED_CHANGE_FOR_ANY_DEVICE, 46 ON_HEAD_TRACKING_ENABLED_CHANGE, 47 ON_HEAD_TRACKING_ENABLED_CHANGE_FOR_ANY_DEVICE, 48 ON_NN_STATE_CHANGE, 49 ON_AUDIO_SESSION_DEACTIVE, 50 ON_MICRO_PHONE_BLOCKED, 51 ON_AUDIO_SCENE_CHANGED, 52 ON_SPATIALIZATION_ENABLED_CHANGE_FOR_CURRENT_DEVICE, 53 ON_FORMAT_UNSUPPORTED_ERROR, 54 ON_STREAM_VOLUME_CHANGE, 55 ON_SYSTEM_VOLUME_CHANGE, 56 ON_AUDIO_SESSION_STATE_CHANGED, 57 ON_AUDIO_SESSION_CURRENT_DEVICE_CHANGED, 58 AUDIO_POLICY_CLIENT_CODE_MAX = ON_AUDIO_SESSION_CURRENT_DEVICE_CHANGED, 59 }; 60 } // namespace AudioStandard 61 } // namespace OHOS 62 #endif // ST_AUDIO_POLICY_CLIENT_H 63