1 /* 2 * Copyright 2018 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 com.android.bluetooth.audio_util; 18 19 import android.media.session.PlaybackState; 20 21 /** Carries the playback status information in a custom object. */ 22 // TODO(apanicke): Send the current active song ID along with this object so that all information 23 // is carried by our custom types. 24 public class PlayStatus { 25 static final byte STOPPED = 0; 26 static final byte PLAYING = 1; 27 static final byte PAUSED = 2; 28 static final byte FWD_SEEK = 3; 29 static final byte REV_SEEK = 4; 30 static final byte ERROR = -1; 31 32 public long position = 0; 33 public long duration = 0x00L; 34 public byte state = STOPPED; 35 36 // Duration info isn't contained in the PlaybackState so the service must supply it. fromPlaybackState(PlaybackState state, long duration)37 public static PlayStatus fromPlaybackState(PlaybackState state, long duration) { 38 PlayStatus ret = new PlayStatus(); 39 if (state == null) return ret; 40 41 ret.state = playbackStateToAvrcpState(state.getState()); 42 ret.position = (state.getPosition() > 0) ? state.getPosition() : 0; 43 ret.duration = duration; 44 return ret; 45 } 46 playbackStateToAvrcpState(int playbackState)47 static byte playbackStateToAvrcpState(int playbackState) { 48 switch (playbackState) { 49 case PlaybackState.STATE_STOPPED: 50 case PlaybackState.STATE_NONE: 51 case PlaybackState.STATE_CONNECTING: 52 return PlayStatus.STOPPED; 53 54 case PlaybackState.STATE_BUFFERING: 55 case PlaybackState.STATE_PLAYING: 56 return PlayStatus.PLAYING; 57 58 case PlaybackState.STATE_PAUSED: 59 return PlayStatus.PAUSED; 60 61 case PlaybackState.STATE_FAST_FORWARDING: 62 case PlaybackState.STATE_SKIPPING_TO_NEXT: 63 case PlaybackState.STATE_SKIPPING_TO_QUEUE_ITEM: 64 return PlayStatus.FWD_SEEK; 65 66 case PlaybackState.STATE_REWINDING: 67 case PlaybackState.STATE_SKIPPING_TO_PREVIOUS: 68 return PlayStatus.REV_SEEK; 69 70 case PlaybackState.STATE_ERROR: 71 default: 72 return PlayStatus.ERROR; 73 } 74 } 75 76 @Override toString()77 public String toString() { 78 return "{ state=" + state + " position=" + position + " duration=" + duration + " }"; 79 } 80 } 81