diff options
Diffstat (limited to 'src/com/android/settings/development/bluetooth/BluetoothCodecDialogPreferenceController.java')
| -rw-r--r-- | src/com/android/settings/development/bluetooth/BluetoothCodecDialogPreferenceController.java | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/src/com/android/settings/development/bluetooth/BluetoothCodecDialogPreferenceController.java b/src/com/android/settings/development/bluetooth/BluetoothCodecDialogPreferenceController.java new file mode 100644 index 0000000000..c2977a8681 --- /dev/null +++ b/src/com/android/settings/development/bluetooth/BluetoothCodecDialogPreferenceController.java @@ -0,0 +1,190 @@ +/* + * Copyright (C) 2019 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.settings.development.bluetooth; + +import android.bluetooth.BluetoothA2dp; +import android.bluetooth.BluetoothCodecConfig; +import android.bluetooth.BluetoothDevice; +import android.content.Context; +import android.util.Log; + +import androidx.annotation.VisibleForTesting; +import androidx.preference.PreferenceScreen; + +import com.android.settings.development.BluetoothA2dpConfigStore; +import com.android.settingslib.core.lifecycle.Lifecycle; + +import java.util.ArrayList; +import java.util.List; + +/** + * Dialog preference controller to set the Bluetooth A2DP config of codec + */ +public class BluetoothCodecDialogPreferenceController extends + AbstractBluetoothDialogPreferenceController { + + private static final String KEY = "bluetooth_audio_codec_settings"; + private static final String TAG = "BtCodecCtr"; + + private final Callback mCallback; + + public BluetoothCodecDialogPreferenceController(Context context, Lifecycle lifecycle, + BluetoothA2dpConfigStore store, + Callback callback) { + super(context, lifecycle, store); + mCallback = callback; + } + + @Override + public String getPreferenceKey() { + return KEY; + } + + @Override + public void displayPreference(PreferenceScreen screen) { + super.displayPreference(screen); + ((BaseBluetoothDialogPreference) mPreference).setCallback(this); + } + + @Override + public void onHDAudioEnabled(boolean enabled) { + if (!enabled) { + // If option codec is disabled, SBC is the only only one available codec. + onIndexUpdated(convertCfgToBtnIndex(BluetoothCodecConfig.SOURCE_CODEC_TYPE_SBC)); + } + } + + @Override + public List<Integer> getSelectableIndex() { + List<Integer> index = new ArrayList<>(); + final BluetoothA2dp bluetoothA2dp = mBluetoothA2dp; + + index.add(getDefaultIndex()); + if (bluetoothA2dp == null) { + return index; + } + final BluetoothDevice activeDevice = bluetoothA2dp.getActiveDevice(); + if (activeDevice == null) { + Log.d(TAG, "Unable to get selectable index. No Active Bluetooth device"); + return index; + } + // Check HD audio is enabled, display the available list. + if (bluetoothA2dp.getOptionalCodecsEnabled(activeDevice) + == BluetoothA2dp.OPTIONAL_CODECS_PREF_ENABLED) { + BluetoothCodecConfig[] configs = getSelectableConfigs(null); + if (configs != null) { + return getIndexFromConfig(configs); + } + } + // If HD audio is disabled, SBC is the only one available codec. + index.add(convertCfgToBtnIndex(BluetoothCodecConfig.SOURCE_CODEC_TYPE_SBC)); + return index; + } + + @Override + protected void writeConfigurationValues(final int index) { + int codecTypeValue = BluetoothCodecConfig.SOURCE_CODEC_TYPE_SBC; // default + int codecPriorityValue = BluetoothCodecConfig.CODEC_PRIORITY_DEFAULT; + switch (index) { + case 0: + codecTypeValue = getHighestCodec(getSelectableConfigs(null)); + codecPriorityValue = BluetoothCodecConfig.CODEC_PRIORITY_HIGHEST; + break; + case 1: + codecTypeValue = BluetoothCodecConfig.SOURCE_CODEC_TYPE_SBC; + codecPriorityValue = BluetoothCodecConfig.CODEC_PRIORITY_HIGHEST; + break; + case 2: + codecTypeValue = BluetoothCodecConfig.SOURCE_CODEC_TYPE_AAC; + codecPriorityValue = BluetoothCodecConfig.CODEC_PRIORITY_HIGHEST; + break; + case 3: + codecTypeValue = BluetoothCodecConfig.SOURCE_CODEC_TYPE_APTX; + codecPriorityValue = BluetoothCodecConfig.CODEC_PRIORITY_HIGHEST; + break; + case 4: + codecTypeValue = BluetoothCodecConfig.SOURCE_CODEC_TYPE_APTX_HD; + codecPriorityValue = BluetoothCodecConfig.CODEC_PRIORITY_HIGHEST; + break; + case 5: + codecTypeValue = BluetoothCodecConfig.SOURCE_CODEC_TYPE_LDAC; + codecPriorityValue = BluetoothCodecConfig.CODEC_PRIORITY_HIGHEST; + break; + default: + break; + } + mBluetoothA2dpConfigStore.setCodecType(codecTypeValue); + mBluetoothA2dpConfigStore.setCodecPriority(codecPriorityValue); + + // Once user changes codec, to reset configs with highest quality. + final BluetoothCodecConfig config = getSelectableByCodecType(codecTypeValue); + if (config == null) { + Log.d(TAG, "Selectable config is null. Unable to reset"); + } + mBluetoothA2dpConfigStore.setSampleRate(getHighestSampleRate(config)); + mBluetoothA2dpConfigStore.setBitsPerSample(getHighestBitsPerSample(config)); + mBluetoothA2dpConfigStore.setChannelMode(getHighestChannelMode(config)); + } + + @Override + protected int getCurrentIndexByConfig(BluetoothCodecConfig config) { + if (config == null) { + Log.e(TAG, "Unable to get current config index. Config is null."); + } + return convertCfgToBtnIndex(config.getCodecType()); + } + + @Override + public void onIndexUpdated(int index) { + super.onIndexUpdated(index); + mCallback.onBluetoothCodecChanged(); + } + + private List<Integer> getIndexFromConfig(BluetoothCodecConfig[] configs) { + List<Integer> indexArray = new ArrayList<>(); + for (int i = 0; i < configs.length; i++) { + indexArray.add(convertCfgToBtnIndex(configs[i].getCodecType())); + } + return indexArray; + } + + @VisibleForTesting + int convertCfgToBtnIndex(int config) { + int index = getDefaultIndex(); + switch (config) { + case BluetoothCodecConfig.SOURCE_CODEC_TYPE_SBC: + index = 1; + break; + case BluetoothCodecConfig.SOURCE_CODEC_TYPE_AAC: + index = 2; + break; + case BluetoothCodecConfig.SOURCE_CODEC_TYPE_APTX: + index = 3; + break; + case BluetoothCodecConfig.SOURCE_CODEC_TYPE_APTX_HD: + index = 4; + break; + case BluetoothCodecConfig.SOURCE_CODEC_TYPE_LDAC: + index = 5; + break; + default: + Log.e(TAG, "Unsupported config:" + config); + break; + } + return index; + } +} |