1 /* 2 * Copyright (C) 2020 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 import android.media.AudioStreamType; 20 import android.media.IAudioTrack; 21 22 /** 23 * CreateTrackOutput contains all output arguments returned by AudioFlinger to AudioTrack 24 * when calling createTrack() including arguments that were passed as I/O for update by 25 * CreateTrackRequest. 26 * 27 * {@hide} 28 */ 29 parcelable CreateTrackResponse { 30 /** Bitmask, indexed by AudioOutputFlags. */ 31 int flags; 32 long frameCount; 33 long notificationFrameCount; 34 /** Interpreted as audio_port_handle_t. */ 35 int selectedDeviceId; 36 int sessionId; 37 int sampleRate; 38 AudioStreamType streamType; 39 long afFrameCount; 40 int afSampleRate; 41 int afLatencyMs; 42 /** Interpreted as audio_io_handle_t. */ 43 int outputId; 44 /** Interpreted as audio_port_handle_t. */ 45 int portId; 46 /** The newly created track. */ 47 @nullable IAudioTrack audioTrack; 48 } 49