1 /* 2 * Copyright 2021 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.media; 18 19 20 /** 21 * The head tracking mode supported by the spatializer effect implementation. 22 * Used by methods of the ISpatializer interface. 23 * {@hide} 24 */ 25 @Backing(type="byte") 26 enum SpatializerHeadTrackingMode { 27 /** Head tracking is active in a mode not listed below (forward compatibility) */ 28 OTHER = 0, 29 /** Head tracking is disabled */ 30 DISABLED = 1, 31 /** Head tracking is performed relative to the real work environment */ 32 RELATIVE_WORLD = 2, 33 /** Head tracking is performed relative to the device's screen */ 34 RELATIVE_SCREEN = 3, 35 } 36