1 /* 2 * Copyright (C) 2017 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.cts.verifier.audio; 18 19 import android.media.AudioDeviceCallback; 20 import android.media.AudioDeviceInfo; 21 import android.media.AudioManager; 22 import android.os.Bundle; 23 import android.os.Handler; 24 import android.util.Log; 25 import android.widget.TextView; 26 27 import com.android.cts.verifier.audio.peripheralprofile.PeripheralProfile; 28 import com.android.cts.verifier.audio.peripheralprofile.ProfileManager; 29 30 import com.android.cts.verifier.PassFailButtons; 31 import com.android.cts.verifier.R; // needed to access resource in CTSVerifier project namespace. 32 33 public abstract class USBAudioPeripheralActivity extends PassFailButtons.Activity { 34 private static final String TAG = "USBAudioPeripheralActivity"; 35 36 // Profile 37 protected ProfileManager mProfileManager = new ProfileManager(); 38 protected PeripheralProfile mSelectedProfile; 39 40 // Peripheral 41 AudioManager mAudioManager; 42 protected boolean mIsPeripheralAttached; 43 protected AudioDeviceInfo mOutputDevInfo; 44 protected AudioDeviceInfo mInputDevInfo; 45 46 // This will be overriden... 47 protected int mSystemSampleRate = 48000; 48 49 // Widgets 50 private TextView mProfileNameTx; 51 private TextView mProfileDescriptionTx; 52 53 private TextView mPeripheralNameTx; 54 USBAudioPeripheralActivity()55 public USBAudioPeripheralActivity() { 56 super(); 57 58 mProfileManager.loadProfiles(); 59 } 60 61 @Override onCreate(Bundle savedInstanceState)62 protected void onCreate(Bundle savedInstanceState) { 63 super.onCreate(savedInstanceState); 64 65 mAudioManager = (AudioManager)getSystemService(AUDIO_SERVICE); 66 mAudioManager.registerAudioDeviceCallback(new ConnectListener(), new Handler()); 67 68 mSystemSampleRate = Integer.parseInt( 69 mAudioManager.getProperty(AudioManager.PROPERTY_OUTPUT_SAMPLE_RATE)); 70 } 71 connectPeripheralStatusWidgets()72 protected void connectPeripheralStatusWidgets() { 73 mProfileNameTx = (TextView)findViewById(R.id.uap_profileNameTx); 74 mProfileDescriptionTx = 75 (TextView)findViewById(R.id.uap_profileDescriptionTx); 76 mPeripheralNameTx = (TextView)findViewById(R.id.uap_peripheralNameTx); 77 } 78 showProfileStatus()79 private void showProfileStatus() { 80 if (mSelectedProfile != null) { 81 mProfileNameTx.setText(mSelectedProfile.getName()); 82 mProfileDescriptionTx.setText(mSelectedProfile.getDescription()); 83 } else { 84 mProfileNameTx.setText(""); 85 mProfileDescriptionTx.setText(""); 86 } 87 } 88 showPeripheralStatus()89 private void showPeripheralStatus() { 90 if (mIsPeripheralAttached) { 91 if (mOutputDevInfo != null) { 92 mPeripheralNameTx.setText(mOutputDevInfo.getProductName().toString()); 93 } else if (mInputDevInfo != null) { 94 mPeripheralNameTx.setText(mInputDevInfo.getProductName().toString()); 95 } 96 } else { 97 mPeripheralNameTx.setText("Disconnected"); 98 } 99 } 100 scanPeripheralList(AudioDeviceInfo[] devices)101 private void scanPeripheralList(AudioDeviceInfo[] devices) { 102 // Can't just use the first record because then we will only get 103 // Source OR sink, not both even on devices that are both. 104 mOutputDevInfo = null; 105 mInputDevInfo = null; 106 107 // Any valid peripherals 108 for(AudioDeviceInfo devInfo : devices) { 109 if (devInfo.getType() == AudioDeviceInfo.TYPE_USB_DEVICE) { 110 if (devInfo.isSink()) { 111 mOutputDevInfo = devInfo; 112 } 113 if (devInfo.isSource()) { 114 mInputDevInfo = devInfo; 115 } 116 } 117 } 118 mIsPeripheralAttached = mOutputDevInfo != null || mInputDevInfo != null; 119 // Log.i(TAG, "mIsPeripheralAttached: " + mIsPeripheralAttached); 120 121 // any associated profiles? 122 if (mIsPeripheralAttached) { 123 if (mOutputDevInfo != null) { 124 mSelectedProfile = 125 mProfileManager.getProfile(mOutputDevInfo.getProductName().toString()); 126 } else if (mInputDevInfo != null) { 127 mSelectedProfile = 128 mProfileManager.getProfile(mInputDevInfo.getProductName().toString()); 129 } 130 } else { 131 mSelectedProfile = null; 132 } 133 134 } 135 136 private class ConnectListener extends AudioDeviceCallback { ConnectListener()137 /*package*/ ConnectListener() {} 138 139 // 140 // AudioDevicesManager.OnDeviceConnectionListener 141 // 142 @Override onAudioDevicesAdded(AudioDeviceInfo[] addedDevices)143 public void onAudioDevicesAdded(AudioDeviceInfo[] addedDevices) { 144 // Log.i(TAG, "onAudioDevicesAdded() num:" + addedDevices.length); 145 146 scanPeripheralList(mAudioManager.getDevices(AudioManager.GET_DEVICES_ALL)); 147 148 showProfileStatus(); 149 showPeripheralStatus(); 150 updateConnectStatus(); 151 } 152 153 @Override onAudioDevicesRemoved(AudioDeviceInfo[] removedDevices)154 public void onAudioDevicesRemoved(AudioDeviceInfo[] removedDevices) { 155 // Log.i(TAG, "onAudioDevicesRemoved() num:" + removedDevices.length); 156 157 scanPeripheralList(mAudioManager.getDevices(AudioManager.GET_DEVICES_ALL)); 158 159 showProfileStatus(); 160 showPeripheralStatus(); 161 updateConnectStatus(); 162 } 163 } 164 updateConnectStatus()165 abstract public void updateConnectStatus(); 166 } 167 168