| /* |
| * Copyright (C) 2010-2011 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.musicfx; |
| |
| import android.content.Context; |
| import android.content.SharedPreferences; |
| import android.media.MediaPlayer; |
| import android.media.audiofx.AudioEffect; |
| import android.media.audiofx.BassBoost; |
| import android.media.audiofx.Equalizer; |
| import android.media.audiofx.PresetReverb; |
| import android.media.audiofx.Virtualizer; |
| import android.util.Log; |
| |
| import java.util.Arrays; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| /** |
| * The Common class defines constants to be used by the control panels. |
| */ |
| public class ControlPanelEffect { |
| |
| private final static String TAG = "MusicFXControlPanelEffect"; |
| |
| /** |
| * Audio session priority |
| */ |
| private static final int PRIORITY = 0; |
| |
| /** |
| * The control mode specifies if control panel updates effects and preferences or only |
| * preferences. |
| */ |
| static enum ControlMode { |
| /** |
| * Control panel updates effects and preferences. Applicable when audio session is delivered |
| * by user. |
| */ |
| CONTROL_EFFECTS, |
| /** |
| * Control panel only updates preferences. Applicable when there was no audio or invalid |
| * session provided by user. |
| */ |
| CONTROL_PREFERENCES |
| } |
| |
| static enum Key { |
| global_enabled, virt_enabled, virt_strength, virt_type, bb_enabled, bb_strength, te_enabled, te_strength, avl_enabled, lm_enabled, lm_strength, eq_enabled, eq_num_bands, eq_level_range, eq_center_freq, eq_band_level, eq_num_presets, eq_preset_name, eq_preset_user_band_level, eq_preset_user_band_level_default, eq_preset_opensl_es_band_level, eq_preset_ci_extreme_band_level, eq_current_preset, pr_enabled, pr_current_preset |
| } |
| |
| // Effect/audio session Mappings |
| /** |
| * Hashmap initial capacity |
| */ |
| private static final int HASHMAP_INITIAL_CAPACITY = 16; |
| /** |
| * Hashmap load factor |
| */ |
| private static final float HASHMAP_LOAD_FACTOR = 0.75f; |
| /** |
| * ConcurrentHashMap concurrency level |
| */ |
| private static final int HASHMAP_CONCURRENCY_LEVEL = 2; |
| |
| /** |
| * Map containing the Virtualizer audio session, effect mappings. |
| */ |
| private static final ConcurrentHashMap<Integer, Virtualizer> mVirtualizerInstances = new ConcurrentHashMap<Integer, Virtualizer>( |
| HASHMAP_INITIAL_CAPACITY, HASHMAP_LOAD_FACTOR, HASHMAP_CONCURRENCY_LEVEL); |
| /** |
| * Map containing the BB audio session, effect mappings. |
| */ |
| private static final ConcurrentHashMap<Integer, BassBoost> mBassBoostInstances = new ConcurrentHashMap<Integer, BassBoost>( |
| HASHMAP_INITIAL_CAPACITY, HASHMAP_LOAD_FACTOR, HASHMAP_CONCURRENCY_LEVEL); |
| /** |
| * Map containing the EQ audio session, effect mappings. |
| */ |
| private static final ConcurrentHashMap<Integer, Equalizer> mEQInstances = new ConcurrentHashMap<Integer, Equalizer>( |
| HASHMAP_INITIAL_CAPACITY, HASHMAP_LOAD_FACTOR, HASHMAP_CONCURRENCY_LEVEL); |
| /** |
| * Map containing the PR audio session, effect mappings. |
| */ |
| private static final ConcurrentHashMap<Integer, PresetReverb> mPresetReverbInstances = new ConcurrentHashMap<Integer, PresetReverb>( |
| HASHMAP_INITIAL_CAPACITY, HASHMAP_LOAD_FACTOR, HASHMAP_CONCURRENCY_LEVEL); |
| |
| /** |
| * Map containing the package name, audio session mappings. |
| */ |
| private static final ConcurrentHashMap<String, Integer> mPackageSessions = new ConcurrentHashMap<String, Integer>( |
| HASHMAP_INITIAL_CAPACITY, HASHMAP_LOAD_FACTOR, HASHMAP_CONCURRENCY_LEVEL); |
| |
| // Defaults |
| final static boolean GLOBAL_ENABLED_DEFAULT = false; |
| private final static boolean VIRTUALIZER_ENABLED_DEFAULT = true; |
| private final static int VIRTUALIZER_STRENGTH_DEFAULT = 1000; |
| private final static boolean BASS_BOOST_ENABLED_DEFAULT = true; |
| private final static int BASS_BOOST_STRENGTH_DEFAULT = 667; |
| private final static boolean PRESET_REVERB_ENABLED_DEFAULT = false; |
| private final static int PRESET_REVERB_CURRENT_PRESET_DEFAULT = 0; // None |
| |
| // EQ defaults |
| private final static boolean EQUALIZER_ENABLED_DEFAULT = true; |
| private final static String EQUALIZER_PRESET_NAME_DEFAULT = "Preset"; |
| private final static short EQUALIZER_NUMBER_BANDS_DEFAULT = 5; |
| private final static short EQUALIZER_NUMBER_PRESETS_DEFAULT = 0; |
| private final static short[] EQUALIZER_BAND_LEVEL_RANGE_DEFAULT = { -1500, 1500 }; |
| private final static int[] EQUALIZER_CENTER_FREQ_DEFAULT = { 60000, 230000, 910000, 3600000, |
| 14000000 }; |
| private final static short[] EQUALIZER_PRESET_CIEXTREME_BAND_LEVEL = { 0, 800, 400, 100, 1000 }; |
| private final static short[] EQUALIZER_PRESET_USER_BAND_LEVEL_DEFAULT = { 0, 0, 0, 0, 0 }; |
| private final static short[][] EQUALIZER_PRESET_OPENSL_ES_BAND_LEVEL_DEFAULT = new short[EQUALIZER_NUMBER_PRESETS_DEFAULT][EQUALIZER_NUMBER_BANDS_DEFAULT]; |
| |
| // EQ effect properties which are invariable over all EQ effects sessions |
| private static short[] mEQBandLevelRange = EQUALIZER_BAND_LEVEL_RANGE_DEFAULT; |
| private static short mEQNumBands = EQUALIZER_NUMBER_BANDS_DEFAULT; |
| private static int[] mEQCenterFreq = EQUALIZER_CENTER_FREQ_DEFAULT; |
| private static short mEQNumPresets = EQUALIZER_NUMBER_PRESETS_DEFAULT; |
| private static short[][] mEQPresetOpenSLESBandLevel = EQUALIZER_PRESET_OPENSL_ES_BAND_LEVEL_DEFAULT; |
| private static String[] mEQPresetNames; |
| private static boolean mIsEQInitialized = false; |
| private final static Object mEQInitLock = new Object(); |
| |
| /** |
| * Default int argument used in methods to see that the arg is a dummy. Used for method |
| * overloading. |
| */ |
| private final static int DUMMY_ARGUMENT = -1; |
| |
| /** |
| * Inits effects preferences for the given context and package name in the control panel. If |
| * preferences for the given package name don't exist, they are created and initialized. |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| */ |
| public static void initEffectsPreferences(final Context context, final String packageName, |
| final int audioSession) { |
| final SharedPreferences prefs = context.getSharedPreferences(packageName, |
| Context.MODE_PRIVATE); |
| final SharedPreferences.Editor editor = prefs.edit(); |
| final ControlMode controlMode = getControlMode(audioSession); |
| |
| // init preferences |
| try { |
| // init global on/off switch |
| final boolean isGlobalEnabled = prefs.getBoolean(Key.global_enabled.toString(), |
| GLOBAL_ENABLED_DEFAULT); |
| editor.putBoolean(Key.global_enabled.toString(), isGlobalEnabled); |
| Log.v(TAG, "isGlobalEnabled = " + isGlobalEnabled); |
| |
| // Virtualizer |
| final boolean isVIEnabled = prefs.getBoolean(Key.virt_enabled.toString(), |
| VIRTUALIZER_ENABLED_DEFAULT); |
| final int vIStrength = prefs.getInt(Key.virt_strength.toString(), |
| VIRTUALIZER_STRENGTH_DEFAULT); |
| editor.putBoolean(Key.virt_enabled.toString(), isVIEnabled); |
| editor.putInt(Key.virt_strength.toString(), vIStrength); |
| |
| // BassBoost |
| final boolean isBBEnabled = prefs.getBoolean(Key.bb_enabled.toString(), |
| BASS_BOOST_ENABLED_DEFAULT); |
| final int bBStrength = prefs.getInt(Key.bb_strength.toString(), |
| BASS_BOOST_STRENGTH_DEFAULT); |
| editor.putBoolean(Key.bb_enabled.toString(), isBBEnabled); |
| editor.putInt(Key.bb_strength.toString(), bBStrength); |
| |
| // Equalizer |
| synchronized (mEQInitLock) { |
| // If EQ is not initialized already create "dummy" audio session created by |
| // MediaPlayer and create effect on it to retrieve the invariable EQ properties |
| if (!mIsEQInitialized) { |
| final MediaPlayer mediaPlayer = new MediaPlayer(); |
| final int session = mediaPlayer.getAudioSessionId(); |
| Equalizer equalizerEffect = null; |
| try { |
| Log.d(TAG, "Creating dummy EQ effect on session " + session); |
| equalizerEffect = new Equalizer(PRIORITY, session); |
| |
| mEQBandLevelRange = equalizerEffect.getBandLevelRange(); |
| mEQNumBands = equalizerEffect.getNumberOfBands(); |
| mEQCenterFreq = new int[mEQNumBands]; |
| for (short band = 0; band < mEQNumBands; band++) { |
| mEQCenterFreq[band] = equalizerEffect.getCenterFreq(band); |
| } |
| mEQNumPresets = equalizerEffect.getNumberOfPresets(); |
| mEQPresetNames = new String[mEQNumPresets]; |
| mEQPresetOpenSLESBandLevel = new short[mEQNumPresets][mEQNumBands]; |
| for (short preset = 0; preset < mEQNumPresets; preset++) { |
| mEQPresetNames[preset] = equalizerEffect.getPresetName(preset); |
| equalizerEffect.usePreset(preset); |
| for (short band = 0; band < mEQNumBands; band++) { |
| mEQPresetOpenSLESBandLevel[preset][band] = equalizerEffect |
| .getBandLevel(band); |
| } |
| } |
| |
| mIsEQInitialized = true; |
| } catch (final IllegalStateException e) { |
| Log.e(TAG, "Equalizer: " + e); |
| } catch (final IllegalArgumentException e) { |
| Log.e(TAG, "Equalizer: " + e); |
| } catch (final UnsupportedOperationException e) { |
| Log.e(TAG, "Equalizer: " + e); |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "Equalizer: " + e); |
| } finally { |
| if (equalizerEffect != null) { |
| Log.d(TAG, "Releasing dummy EQ effect"); |
| equalizerEffect.release(); |
| } |
| mediaPlayer.release(); |
| |
| // When there was a failure set some good defaults |
| if (!mIsEQInitialized) { |
| mEQPresetOpenSLESBandLevel = new short[mEQNumPresets][mEQNumBands]; |
| for (short preset = 0; preset < mEQNumPresets; preset++) { |
| // Init preset names to a dummy name |
| mEQPresetNames[preset] = prefs.getString( |
| Key.eq_preset_name.toString() + preset, |
| EQUALIZER_PRESET_NAME_DEFAULT + preset); |
| if (preset < EQUALIZER_PRESET_OPENSL_ES_BAND_LEVEL_DEFAULT.length) { |
| mEQPresetOpenSLESBandLevel[preset] = Arrays.copyOf( |
| EQUALIZER_PRESET_OPENSL_ES_BAND_LEVEL_DEFAULT[preset], |
| mEQNumBands); |
| } |
| } |
| } |
| } |
| } |
| editor.putInt(Key.eq_level_range.toString() + 0, mEQBandLevelRange[0]); |
| editor.putInt(Key.eq_level_range.toString() + 1, mEQBandLevelRange[1]); |
| editor.putInt(Key.eq_num_bands.toString(), mEQNumBands); |
| editor.putInt(Key.eq_num_presets.toString(), mEQNumPresets); |
| // Resetting the EQ arrays depending on the real # bands with defaults if |
| // band < default size else 0 by copying default arrays over new ones |
| final short[] eQPresetCIExtremeBandLevel = Arrays.copyOf( |
| EQUALIZER_PRESET_CIEXTREME_BAND_LEVEL, mEQNumBands); |
| final short[] eQPresetUserBandLevelDefault = Arrays.copyOf( |
| EQUALIZER_PRESET_USER_BAND_LEVEL_DEFAULT, mEQNumBands); |
| // If no preset prefs set use CI EXTREME (= numPresets) |
| final short eQPreset = (short) prefs.getInt(Key.eq_current_preset.toString(), |
| mEQNumPresets); |
| editor.putInt(Key.eq_current_preset.toString(), eQPreset); |
| final short[] bandLevel = new short[mEQNumBands]; |
| for (short band = 0; band < mEQNumBands; band++) { |
| if (controlMode == ControlMode.CONTROL_PREFERENCES) { |
| if (eQPreset < mEQNumPresets) { |
| // OpenSL ES effect presets |
| bandLevel[band] = mEQPresetOpenSLESBandLevel[eQPreset][band]; |
| } else if (eQPreset == mEQNumPresets) { |
| // CI EXTREME |
| bandLevel[band] = eQPresetCIExtremeBandLevel[band]; |
| } else { |
| // User |
| bandLevel[band] = (short) prefs.getInt( |
| Key.eq_preset_user_band_level.toString() + band, |
| eQPresetUserBandLevelDefault[band]); |
| } |
| editor.putInt(Key.eq_band_level.toString() + band, bandLevel[band]); |
| } |
| editor.putInt(Key.eq_center_freq.toString() + band, mEQCenterFreq[band]); |
| editor.putInt(Key.eq_preset_ci_extreme_band_level.toString() + band, |
| eQPresetCIExtremeBandLevel[band]); |
| editor.putInt(Key.eq_preset_user_band_level_default.toString() + band, |
| eQPresetUserBandLevelDefault[band]); |
| } |
| for (short preset = 0; preset < mEQNumPresets; preset++) { |
| editor.putString(Key.eq_preset_name.toString() + preset, mEQPresetNames[preset]); |
| for (short band = 0; band < mEQNumBands; band++) { |
| editor.putInt(Key.eq_preset_opensl_es_band_level.toString() + preset + "_" |
| + band, mEQPresetOpenSLESBandLevel[preset][band]); |
| } |
| } |
| } |
| final boolean isEQEnabled = prefs.getBoolean(Key.eq_enabled.toString(), |
| EQUALIZER_ENABLED_DEFAULT); |
| editor.putBoolean(Key.eq_enabled.toString(), isEQEnabled); |
| |
| // Preset reverb |
| final boolean isEnabledPR = prefs.getBoolean(Key.pr_enabled.toString(), |
| PRESET_REVERB_ENABLED_DEFAULT); |
| final short presetPR = (short) prefs.getInt(Key.pr_current_preset.toString(), |
| PRESET_REVERB_CURRENT_PRESET_DEFAULT); |
| editor.putBoolean(Key.pr_enabled.toString(), isEnabledPR); |
| editor.putInt(Key.pr_current_preset.toString(), presetPR); |
| |
| editor.commit(); |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "initEffectsPreferences: processingEnabled: " + e); |
| } |
| } |
| |
| /** |
| * Gets the effect control mode based on the given audio session in the control panel. Control |
| * mode defines if the control panel is controlling effects and/or preferences |
| * |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @return effect control mode |
| */ |
| public static ControlMode getControlMode(final int audioSession) { |
| if (audioSession == AudioEffect.ERROR_BAD_VALUE) { |
| return ControlMode.CONTROL_PREFERENCES; |
| } |
| return ControlMode.CONTROL_EFFECTS; |
| } |
| |
| /** |
| * Sets boolean parameter to value for given key |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param key |
| * @param value |
| */ |
| public static void setParameterBoolean(final Context context, final String packageName, |
| final int audioSession, final Key key, final boolean value) { |
| try { |
| final SharedPreferences prefs = context.getSharedPreferences(packageName, |
| Context.MODE_PRIVATE); |
| final ControlMode controlMode = getControlMode(audioSession); |
| boolean enabled = value; |
| |
| // Global on/off |
| if (key == Key.global_enabled) { |
| boolean processingEnabled = false; |
| if (value == true) { |
| // enable all with respect to preferences |
| if (controlMode == ControlMode.CONTROL_EFFECTS) { |
| final Virtualizer virtualizerEffect = getVirtualizerEffect(audioSession); |
| if (virtualizerEffect != null) { |
| virtualizerEffect.setEnabled(prefs.getBoolean( |
| Key.virt_enabled.toString(), VIRTUALIZER_ENABLED_DEFAULT)); |
| final int vIStrength = prefs.getInt(Key.virt_strength.toString(), |
| VIRTUALIZER_STRENGTH_DEFAULT); |
| setParameterInt(context, packageName, |
| audioSession, Key.virt_strength, vIStrength); |
| } |
| final BassBoost bassBoostEffect = getBassBoostEffect(audioSession); |
| if (bassBoostEffect != null) { |
| bassBoostEffect.setEnabled(prefs.getBoolean(Key.bb_enabled.toString(), |
| BASS_BOOST_ENABLED_DEFAULT)); |
| final int bBStrength = prefs.getInt(Key.bb_strength.toString(), |
| BASS_BOOST_STRENGTH_DEFAULT); |
| setParameterInt(context, packageName, |
| audioSession, Key.bb_strength, bBStrength); |
| } |
| final Equalizer equalizerEffect = getEqualizerEffect(audioSession); |
| if (equalizerEffect != null) { |
| equalizerEffect.setEnabled(prefs.getBoolean(Key.eq_enabled.toString(), |
| EQUALIZER_ENABLED_DEFAULT)); |
| final int[] bandLevels = getParameterIntArray(context, |
| packageName, audioSession, Key.eq_band_level); |
| final int len = bandLevels.length; |
| for (short band = 0; band < len; band++) { |
| final int level = bandLevels[band]; |
| setParameterInt(context, packageName, |
| audioSession, Key.eq_band_level, level, band); |
| } |
| } |
| // XXX: Preset Reverb not used for the moment, so commented out the effect |
| // creation to not use MIPS |
| // final PresetReverb presetReverbEffect = |
| // getPresetReverbEffect(audioSession); |
| // if (presetReverbEffect != null) { |
| // presetReverbEffect.setEnabled(prefs.getBoolean( |
| // Key.pr_enabled.toString(), PRESET_REVERB_ENABLED_DEFAULT)); |
| // } |
| } |
| |
| processingEnabled = true; |
| Log.v(TAG, "processingEnabled=" + processingEnabled); |
| |
| } else { |
| // disable all |
| if (controlMode == ControlMode.CONTROL_EFFECTS) { |
| final Virtualizer virtualizerEffect = getVirtualizerEffectNoCreate(audioSession); |
| if (virtualizerEffect != null) { |
| mVirtualizerInstances.remove(audioSession, virtualizerEffect); |
| virtualizerEffect.setEnabled(false); |
| virtualizerEffect.release(); |
| } |
| final BassBoost bassBoostEffect = getBassBoostEffectNoCreate(audioSession); |
| if (bassBoostEffect != null) { |
| mBassBoostInstances.remove(audioSession, bassBoostEffect); |
| bassBoostEffect.setEnabled(false); |
| bassBoostEffect.release(); |
| } |
| final Equalizer equalizerEffect = getEqualizerEffectNoCreate(audioSession); |
| if (equalizerEffect != null) { |
| mEQInstances.remove(audioSession, equalizerEffect); |
| equalizerEffect.setEnabled(false); |
| equalizerEffect.release(); |
| } |
| // XXX: Preset Reverb not used for the moment, so commented out the effect |
| // creation to not use MIPS |
| // final PresetReverb presetReverbEffect = |
| // getPresetReverbEffect(audioSession); |
| // if (presetReverbEffect != null) { |
| // presetReverbEffect.setEnabled(false); |
| // } |
| } |
| |
| processingEnabled = false; |
| Log.v(TAG, "processingEnabled=" + processingEnabled); |
| } |
| enabled = processingEnabled; |
| } else if (controlMode == ControlMode.CONTROL_EFFECTS) { |
| final boolean isGlobalEnabled = prefs.getBoolean(Key.global_enabled.toString(), |
| GLOBAL_ENABLED_DEFAULT); |
| if (isGlobalEnabled == true) { |
| // Set effect parameters |
| switch (key) { |
| |
| case global_enabled: |
| // Global, already handled, to get out error free |
| break; |
| |
| // Virtualizer |
| case virt_enabled: |
| final Virtualizer virtualizerEffect = getVirtualizerEffect(audioSession); |
| if (virtualizerEffect != null) { |
| virtualizerEffect.setEnabled(value); |
| enabled = virtualizerEffect.getEnabled(); |
| } |
| break; |
| |
| // BassBoost |
| case bb_enabled: |
| final BassBoost bassBoostEffect = getBassBoostEffect(audioSession); |
| if (bassBoostEffect != null) { |
| bassBoostEffect.setEnabled(value); |
| enabled = bassBoostEffect.getEnabled(); |
| } |
| break; |
| |
| // Equalizer |
| case eq_enabled: |
| final Equalizer equalizerEffect = getEqualizerEffect(audioSession); |
| if (equalizerEffect != null) { |
| equalizerEffect.setEnabled(value); |
| enabled = equalizerEffect.getEnabled(); |
| } |
| break; |
| |
| // PresetReverb |
| case pr_enabled: |
| // XXX: Preset Reverb not used for the moment, so commented out the effect |
| // creation to not use MIPS |
| // final PresetReverb presetReverbEffect = |
| // getPresetReverbEffect(audioSession); |
| // if (presetReverbEffect != null) { |
| // presetReverbEffect.setEnabled(value); |
| // enabled = presetReverbEffect.getEnabled(); |
| // } |
| break; |
| |
| default: |
| Log.e(TAG, "Unknown/unsupported key " + key); |
| return; |
| } |
| } |
| |
| } |
| |
| // Set preferences |
| final SharedPreferences.Editor editor = prefs.edit(); |
| editor.putBoolean(key.toString(), enabled); |
| editor.commit(); |
| |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "setParameterBoolean: " + key + "; " + value + "; " + e); |
| } |
| } |
| |
| /** |
| * Gets boolean parameter for given key |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param key |
| * @return parameter value |
| */ |
| public static Boolean getParameterBoolean(final Context context, final String packageName, |
| final int audioSession, final Key key) { |
| final SharedPreferences prefs = context.getSharedPreferences(packageName, |
| Context.MODE_PRIVATE); |
| boolean value = false; |
| |
| try { |
| value = prefs.getBoolean(key.toString(), value); |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "getParameterBoolean: " + key + "; " + value + "; " + e); |
| } |
| |
| return value; |
| |
| } |
| |
| /** |
| * Sets int parameter for given key and value arg0, arg1 |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param key |
| * @param arg0 |
| * @param arg1 |
| */ |
| public static void setParameterInt(final Context context, final String packageName, |
| final int audioSession, final Key key, final int arg0, final int arg1) { |
| String strKey = key.toString(); |
| int value = arg0; |
| |
| try { |
| final SharedPreferences prefs = context.getSharedPreferences(packageName, |
| Context.MODE_PRIVATE); |
| final SharedPreferences.Editor editor = prefs.edit(); |
| final ControlMode controlMode = getControlMode(audioSession); |
| |
| // Set effect parameters |
| if (controlMode == ControlMode.CONTROL_EFFECTS) { |
| |
| switch (key) { |
| |
| // Virtualizer |
| case virt_strength: { |
| final Virtualizer virtualizerEffect = getVirtualizerEffect(audioSession); |
| if (virtualizerEffect != null) { |
| virtualizerEffect.setStrength((short) value); |
| value = virtualizerEffect.getRoundedStrength(); |
| } |
| break; |
| } |
| // BassBoost |
| case bb_strength: { |
| final BassBoost bassBoostEffect = getBassBoostEffect(audioSession); |
| if (bassBoostEffect != null) { |
| bassBoostEffect.setStrength((short) value); |
| value = bassBoostEffect.getRoundedStrength(); |
| } |
| break; |
| } |
| // Equalizer |
| case eq_band_level: { |
| if (arg1 == DUMMY_ARGUMENT) { |
| throw new IllegalArgumentException("Dummy arg passed."); |
| } |
| final short band = (short) arg1; |
| strKey = strKey + band; |
| final Equalizer equalizerEffect = getEqualizerEffect(audioSession); |
| if (equalizerEffect != null) { |
| equalizerEffect.setBandLevel(band, (short) value); |
| value = equalizerEffect.getBandLevel(band); |
| // save band level in User preset |
| editor.putInt(Key.eq_preset_user_band_level.toString() + band, value); |
| } |
| break; |
| } |
| case eq_current_preset: { |
| final Equalizer equalizerEffect = getEqualizerEffect(audioSession); |
| if (equalizerEffect != null) { |
| final short preset = (short) value; |
| final int numBands = prefs.getInt(Key.eq_num_bands.toString(), |
| EQUALIZER_NUMBER_BANDS_DEFAULT); |
| final int numPresets = prefs.getInt(Key.eq_num_presets.toString(), |
| EQUALIZER_NUMBER_PRESETS_DEFAULT); |
| |
| if (preset < numPresets) { |
| // OpenSL ES EQ Effect presets |
| equalizerEffect.usePreset(preset); |
| value = equalizerEffect.getCurrentPreset(); |
| } else { |
| final short[] eQPresetCIExtremeBandLevelDefault = Arrays.copyOf( |
| EQUALIZER_PRESET_CIEXTREME_BAND_LEVEL, numBands); |
| final short[] eQPresetUserBandLevelDefault = Arrays.copyOf( |
| EQUALIZER_PRESET_USER_BAND_LEVEL_DEFAULT, numBands); |
| // Set the band levels manually for custom presets |
| for (short band = 0; band < numBands; band++) { |
| short bandLevel = 0; |
| if (preset == numPresets) { |
| // CI EXTREME |
| bandLevel = (short) prefs.getInt( |
| Key.eq_preset_ci_extreme_band_level.toString() + band, |
| eQPresetCIExtremeBandLevelDefault[band]); |
| } else { |
| // User |
| bandLevel = (short) prefs.getInt( |
| Key.eq_preset_user_band_level.toString() + band, |
| eQPresetUserBandLevelDefault[band]); |
| } |
| equalizerEffect.setBandLevel(band, bandLevel); |
| } |
| } |
| |
| // update band levels |
| for (short band = 0; band < numBands; band++) { |
| final short level = equalizerEffect.getBandLevel(band); |
| editor.putInt(Key.eq_band_level.toString() + band, level); |
| } |
| } |
| break; |
| } |
| case eq_preset_user_band_level: |
| // Fall through |
| case eq_preset_user_band_level_default: |
| // Fall through |
| case eq_preset_ci_extreme_band_level: { |
| if (arg1 == DUMMY_ARGUMENT) { |
| throw new IllegalArgumentException("Dummy arg passed."); |
| } |
| final short band = (short) arg1; |
| strKey = strKey + band; |
| break; |
| } |
| case pr_current_preset: |
| // XXX: Preset Reverb not used for the moment, so commented out the effect |
| // creation to not use MIPS |
| // final PresetReverb presetReverbEffect = getPresetReverbEffect(audioSession); |
| // if (presetReverbEffect != null) { |
| // presetReverbEffect.setPreset((short) value); |
| // value = presetReverbEffect.getPreset(); |
| // } |
| break; |
| default: |
| Log.e(TAG, "setParameterInt: Unknown/unsupported key " + key); |
| return; |
| } |
| } else { |
| switch (key) { |
| // Virtualizer |
| case virt_strength: |
| // Do nothing |
| break; |
| case virt_type: |
| // Do nothing |
| break; |
| |
| // BassBoost |
| case bb_strength: |
| // Do nothing |
| break; |
| |
| // Equalizer |
| case eq_band_level: { |
| if (arg1 == DUMMY_ARGUMENT) { |
| throw new IllegalArgumentException("Dummy arg passed."); |
| } |
| final short band = (short) arg1; |
| strKey = strKey + band; |
| |
| editor.putInt(Key.eq_preset_user_band_level.toString() + band, value); |
| break; |
| } |
| case eq_current_preset: { |
| final short preset = (short) value; |
| final int numBands = prefs.getInt(Key.eq_num_bands.toString(), |
| EQUALIZER_NUMBER_BANDS_DEFAULT); |
| final int numPresets = prefs.getInt(Key.eq_num_presets.toString(), |
| EQUALIZER_NUMBER_PRESETS_DEFAULT); |
| |
| final short[][] eQPresetOpenSLESBandLevelDefault = Arrays.copyOf( |
| EQUALIZER_PRESET_OPENSL_ES_BAND_LEVEL_DEFAULT, numBands); |
| final short[] eQPresetCIExtremeBandLevelDefault = Arrays.copyOf( |
| EQUALIZER_PRESET_CIEXTREME_BAND_LEVEL, numBands); |
| final short[] eQPresetUserBandLevelDefault = Arrays.copyOf( |
| EQUALIZER_PRESET_USER_BAND_LEVEL_DEFAULT, numBands); |
| for (short band = 0; band < numBands; band++) { |
| short bandLevel = 0; |
| if (preset < numPresets) { |
| // OpenSL ES EQ Effect presets |
| bandLevel = (short) prefs.getInt( |
| Key.eq_preset_opensl_es_band_level.toString() + preset + "_" |
| + band, eQPresetOpenSLESBandLevelDefault[preset][band]); |
| } else if (preset == numPresets) { |
| // CI EXTREME |
| bandLevel = (short) prefs.getInt( |
| Key.eq_preset_ci_extreme_band_level.toString() + band, |
| eQPresetCIExtremeBandLevelDefault[band]); |
| } else { |
| // User |
| bandLevel = (short) prefs.getInt( |
| Key.eq_preset_user_band_level.toString() + band, |
| eQPresetUserBandLevelDefault[band]); |
| } |
| editor.putInt(Key.eq_band_level.toString() + band, bandLevel); |
| } |
| break; |
| } |
| case eq_preset_user_band_level: |
| // Fall through |
| case eq_preset_user_band_level_default: |
| // Fall through |
| case eq_preset_ci_extreme_band_level: { |
| if (arg1 == DUMMY_ARGUMENT) { |
| throw new IllegalArgumentException("Dummy arg passed."); |
| } |
| final short band = (short) arg1; |
| strKey = strKey + band; |
| break; |
| } |
| case pr_current_preset: |
| // Do nothing |
| break; |
| default: |
| Log.e(TAG, "setParameterInt: Unknown/unsupported key " + key); |
| return; |
| } |
| } |
| |
| // Set preferences |
| editor.putInt(strKey, value); |
| editor.apply(); |
| |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "setParameterInt: " + key + "; " + arg0 + "; " + arg1 + "; " + e); |
| } |
| |
| } |
| |
| /** |
| * Sets int parameter for given key and value arg |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param key |
| * @param arg |
| */ |
| public static void setParameterInt(final Context context, final String packageName, |
| final int audioSession, final Key key, final int arg) { |
| setParameterInt(context, packageName, audioSession, key, arg, DUMMY_ARGUMENT); |
| } |
| |
| /** |
| * Gets int parameter given key |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param key |
| * @return parameter value |
| */ |
| public static int getParameterInt(final Context context, final String packageName, |
| final int audioSession, final String key) { |
| int value = 0; |
| |
| try { |
| final SharedPreferences prefs = context.getSharedPreferences(packageName, |
| Context.MODE_PRIVATE); |
| value = prefs.getInt(key, value); |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "getParameterInt: " + key + "; " + e); |
| } |
| |
| return value; |
| } |
| |
| /** |
| * Gets int parameter given key |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param key |
| * @return parameter value |
| */ |
| public static int getParameterInt(final Context context, final String packageName, |
| final int audioSession, final Key key) { |
| return getParameterInt(context, packageName, audioSession, key.toString()); |
| } |
| |
| /** |
| * Gets int parameter given key and arg |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param audioSession |
| * @param key |
| * @param arg |
| * @return parameter value |
| */ |
| public static int getParameterInt(final Context context, final String packageName, |
| final int audioSession, final Key key, final int arg) { |
| return getParameterInt(context, packageName, audioSession, key.toString() + arg); |
| } |
| |
| /** |
| * Gets int parameter given key, arg0 and arg1 |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param audioSession |
| * @param key |
| * @param arg0 |
| * @param arg1 |
| * @return parameter value |
| */ |
| public static int getParameterInt(final Context context, final String packageName, |
| final int audioSession, final Key key, final int arg0, final int arg1) { |
| return getParameterInt(context, packageName, audioSession, key.toString() + arg0 + "_" |
| + arg1); |
| } |
| |
| /** |
| * Gets integer array parameter given key. Returns null if not found. |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param key |
| * @return parameter value array |
| */ |
| public static int[] getParameterIntArray(final Context context, final String packageName, |
| final int audioSession, final Key key) { |
| final SharedPreferences prefs = context.getSharedPreferences(packageName, |
| Context.MODE_PRIVATE); |
| |
| int[] intArray = null; |
| try { |
| // Get effect parameters |
| switch (key) { |
| case eq_level_range: { |
| intArray = new int[2]; |
| break; |
| } |
| case eq_center_freq: |
| // Fall through |
| case eq_band_level: |
| // Fall through |
| case eq_preset_user_band_level: |
| // Fall through |
| case eq_preset_user_band_level_default: |
| // Fall through |
| case eq_preset_ci_extreme_band_level: { |
| final int numBands = prefs.getInt(Key.eq_num_bands.toString(), 0); |
| intArray = new int[numBands]; |
| break; |
| } |
| default: |
| Log.e(TAG, "getParameterIntArray: Unknown/unsupported key " + key); |
| return null; |
| } |
| |
| for (int i = 0; i < intArray.length; i++) { |
| intArray[i] = prefs.getInt(key.toString() + i, 0); |
| } |
| |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "getParameterIntArray: " + key + "; " + e); |
| } |
| |
| return intArray; |
| } |
| |
| /** |
| * Gets string parameter given key. Returns empty string if not found. |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param key |
| * @return parameter value |
| */ |
| public static String getParameterString(final Context context, final String packageName, |
| final int audioSession, final String key) { |
| String value = ""; |
| try { |
| final SharedPreferences prefs = context.getSharedPreferences(packageName, |
| Context.MODE_PRIVATE); |
| |
| // Get effect parameters |
| value = prefs.getString(key, value); |
| |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "getParameterString: " + key + "; " + e); |
| } |
| |
| return value; |
| } |
| |
| /** |
| * Gets string parameter given key. |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param key |
| * @return parameter value |
| */ |
| public static String getParameterString(final Context context, final String packageName, |
| final int audioSession, final Key key) { |
| return getParameterString(context, packageName, audioSession, key.toString()); |
| } |
| |
| /** |
| * Gets string parameter given key and arg. |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param args |
| * @return parameter value |
| */ |
| public static String getParameterString(final Context context, final String packageName, |
| final int audioSession, final Key key, final int arg) { |
| return getParameterString(context, packageName, audioSession, key.toString() + arg); |
| } |
| |
| /** |
| * Opens/initializes the effects session for the given audio session with preferences linked to |
| * the given package name and context. |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| */ |
| public static void openSession(final Context context, final String packageName, |
| final int audioSession) { |
| Log.v(TAG, "openSession(" + context + ", " + packageName + ", " + audioSession + ")"); |
| final String methodTag = "openSession: "; |
| |
| // init preferences |
| final SharedPreferences prefs = context.getSharedPreferences(packageName, |
| Context.MODE_PRIVATE); |
| final SharedPreferences.Editor editor = prefs.edit(); |
| |
| final boolean isGlobalEnabled = prefs.getBoolean(Key.global_enabled.toString(), |
| GLOBAL_ENABLED_DEFAULT); |
| editor.putBoolean(Key.global_enabled.toString(), isGlobalEnabled); |
| |
| if (!isGlobalEnabled) { |
| return; |
| } |
| |
| // Manage audioSession information |
| |
| // Retrieve AudioSession Id from map |
| boolean isExistingAudioSession = false; |
| |
| try { |
| final Integer currentAudioSession = mPackageSessions.putIfAbsent(packageName, |
| audioSession); |
| if (currentAudioSession != null) { |
| // Compare with passed argument |
| if (currentAudioSession == audioSession) { |
| // FIXME: Normally, we should exit the function here |
| // BUT: we have to take care of the virtualizer because of |
| // a bug in the Android Effects Framework |
| // editor.commit(); |
| // return; |
| isExistingAudioSession = true; |
| } else { |
| closeSession(context, packageName, currentAudioSession); |
| } |
| } |
| } catch (final NullPointerException e) { |
| Log.e(TAG, methodTag + e); |
| editor.commit(); |
| return; |
| } |
| |
| // Because the audioSession is new, get effects & settings from shared preferences |
| |
| // Virtualizer |
| // create effect |
| final Virtualizer virtualizerEffect = getVirtualizerEffect(audioSession); |
| { |
| final String errorTag = methodTag + "Virtualizer error: "; |
| |
| try { |
| // read parameters |
| final boolean isEnabled = prefs.getBoolean(Key.virt_enabled.toString(), |
| VIRTUALIZER_ENABLED_DEFAULT); |
| final int strength = prefs.getInt(Key.virt_strength.toString(), |
| VIRTUALIZER_STRENGTH_DEFAULT); |
| // init settings |
| Virtualizer.Settings settings = new Virtualizer.Settings("Virtualizer;strength=" |
| + strength); |
| |
| virtualizerEffect.setProperties(settings); |
| |
| // set parameters |
| if (isGlobalEnabled == true) { |
| virtualizerEffect.setEnabled(isEnabled); |
| } else { |
| virtualizerEffect.setEnabled(false); |
| } |
| |
| // get parameters |
| settings = virtualizerEffect.getProperties(); |
| Log.v(TAG, "Parameters: " + settings.toString() + ";enabled=" + isEnabled); |
| |
| // update preferences |
| editor.putBoolean(Key.virt_enabled.toString(), isEnabled); |
| editor.putInt(Key.virt_strength.toString(), settings.strength); |
| } catch (final RuntimeException e) { |
| Log.e(TAG, errorTag + e); |
| } |
| } |
| |
| // In case of an existing audio session |
| // Exit after the virtualizer has been re-enabled |
| |
| if (isExistingAudioSession) { |
| editor.apply(); |
| return; |
| } |
| |
| // BassBoost |
| // create effect |
| final BassBoost bassBoostEffect = getBassBoostEffect(audioSession); |
| { |
| final String errorTag = methodTag + "BassBoost error: "; |
| |
| try { |
| // read parameters |
| final boolean isEnabled = prefs.getBoolean(Key.bb_enabled.toString(), |
| BASS_BOOST_ENABLED_DEFAULT); |
| final int strength = prefs.getInt(Key.bb_strength.toString(), |
| BASS_BOOST_STRENGTH_DEFAULT); |
| |
| // init settings |
| BassBoost.Settings settings = new BassBoost.Settings("BassBoost;strength=" |
| + strength); |
| |
| bassBoostEffect.setProperties(settings); |
| |
| // set parameters |
| if (isGlobalEnabled == true) { |
| bassBoostEffect.setEnabled(isEnabled); |
| } else { |
| bassBoostEffect.setEnabled(false); |
| } |
| |
| // get parameters |
| settings = bassBoostEffect.getProperties(); |
| Log.v(TAG, "Parameters: " + settings.toString() + ";enabled=" + isEnabled); |
| |
| // update preferences |
| editor.putBoolean(Key.bb_enabled.toString(), isEnabled); |
| editor.putInt(Key.bb_strength.toString(), settings.strength); |
| } catch (final RuntimeException e) { |
| Log.e(TAG, errorTag + e); |
| } |
| } |
| |
| // Equalizer |
| // create effect |
| final Equalizer equalizerEffect = getEqualizerEffect(audioSession); |
| { |
| final String errorTag = methodTag + "Equalizer error: "; |
| |
| try { |
| final short eQNumBands; |
| final short[] bandLevel; |
| final int[] eQCenterFreq; |
| final short eQNumPresets; |
| final String[] eQPresetNames; |
| short eQPreset; |
| synchronized (mEQInitLock) { |
| // read parameters |
| mEQBandLevelRange = equalizerEffect.getBandLevelRange(); |
| mEQNumBands = equalizerEffect.getNumberOfBands(); |
| mEQCenterFreq = new int[mEQNumBands]; |
| mEQNumPresets = equalizerEffect.getNumberOfPresets(); |
| mEQPresetNames = new String[mEQNumPresets]; |
| |
| for (short preset = 0; preset < mEQNumPresets; preset++) { |
| mEQPresetNames[preset] = equalizerEffect.getPresetName(preset); |
| editor.putString(Key.eq_preset_name.toString() + preset, |
| mEQPresetNames[preset]); |
| } |
| |
| editor.putInt(Key.eq_level_range.toString() + 0, mEQBandLevelRange[0]); |
| editor.putInt(Key.eq_level_range.toString() + 1, mEQBandLevelRange[1]); |
| editor.putInt(Key.eq_num_bands.toString(), mEQNumBands); |
| editor.putInt(Key.eq_num_presets.toString(), mEQNumPresets); |
| // Resetting the EQ arrays depending on the real # bands with defaults if band < |
| // default size else 0 by copying default arrays over new ones |
| final short[] eQPresetCIExtremeBandLevel = Arrays.copyOf( |
| EQUALIZER_PRESET_CIEXTREME_BAND_LEVEL, mEQNumBands); |
| final short[] eQPresetUserBandLevelDefault = Arrays.copyOf( |
| EQUALIZER_PRESET_USER_BAND_LEVEL_DEFAULT, mEQNumBands); |
| // If no preset prefs set use CI EXTREME (= numPresets) |
| eQPreset = (short) prefs |
| .getInt(Key.eq_current_preset.toString(), mEQNumPresets); |
| if (eQPreset < mEQNumPresets) { |
| // OpenSL ES effect presets |
| equalizerEffect.usePreset(eQPreset); |
| eQPreset = equalizerEffect.getCurrentPreset(); |
| } else { |
| for (short band = 0; band < mEQNumBands; band++) { |
| short level = 0; |
| if (eQPreset == mEQNumPresets) { |
| // CI EXTREME |
| level = eQPresetCIExtremeBandLevel[band]; |
| } else { |
| // User |
| level = (short) prefs.getInt( |
| Key.eq_preset_user_band_level.toString() + band, |
| eQPresetUserBandLevelDefault[band]); |
| } |
| equalizerEffect.setBandLevel(band, level); |
| } |
| } |
| editor.putInt(Key.eq_current_preset.toString(), eQPreset); |
| |
| bandLevel = new short[mEQNumBands]; |
| for (short band = 0; band < mEQNumBands; band++) { |
| mEQCenterFreq[band] = equalizerEffect.getCenterFreq(band); |
| bandLevel[band] = equalizerEffect.getBandLevel(band); |
| |
| editor.putInt(Key.eq_band_level.toString() + band, bandLevel[band]); |
| editor.putInt(Key.eq_center_freq.toString() + band, mEQCenterFreq[band]); |
| editor.putInt(Key.eq_preset_ci_extreme_band_level.toString() + band, |
| eQPresetCIExtremeBandLevel[band]); |
| editor.putInt(Key.eq_preset_user_band_level_default.toString() + band, |
| eQPresetUserBandLevelDefault[band]); |
| } |
| |
| eQNumBands = mEQNumBands; |
| eQCenterFreq = mEQCenterFreq; |
| eQNumPresets = mEQNumPresets; |
| eQPresetNames = mEQPresetNames; |
| } |
| |
| final boolean isEnabled = prefs.getBoolean(Key.eq_enabled.toString(), |
| EQUALIZER_ENABLED_DEFAULT); |
| editor.putBoolean(Key.eq_enabled.toString(), isEnabled); |
| if (isGlobalEnabled == true) { |
| equalizerEffect.setEnabled(isEnabled); |
| } else { |
| equalizerEffect.setEnabled(false); |
| } |
| |
| // dump |
| Log.v(TAG, "Parameters: Equalizer"); |
| Log.v(TAG, "bands=" + eQNumBands); |
| String str = "levels="; |
| for (short band = 0; band < eQNumBands; band++) { |
| str = str + bandLevel[band] + "; "; |
| } |
| Log.v(TAG, str); |
| str = "center="; |
| for (short band = 0; band < eQNumBands; band++) { |
| str = str + eQCenterFreq[band] + "; "; |
| } |
| Log.v(TAG, str); |
| str = "presets="; |
| for (short preset = 0; preset < eQNumPresets; preset++) { |
| str = str + eQPresetNames[preset] + "; "; |
| } |
| Log.v(TAG, str); |
| Log.v(TAG, "current=" + eQPreset); |
| } catch (final RuntimeException e) { |
| Log.e(TAG, errorTag + e); |
| } |
| } |
| |
| // XXX: Preset Reverb not used for the moment, so commented out the effect creation to not |
| // use MIPS left in the code for (future) reference. |
| // Preset reverb |
| // create effect |
| // final PresetReverb presetReverbEffect = getPresetReverbEffect(audioSession); |
| // { |
| // final String errorTag = methodTag + "PresetReverb error: "; |
| // |
| // try { |
| // // read parameters |
| // final boolean isEnabled = prefs.getBoolean(Key.pr_enabled.toString(), |
| // PRESET_REVERB_ENABLED_DEFAULT); |
| // final short preset = (short) prefs.getInt(Key.pr_current_preset.toString(), |
| // PRESET_REVERB_CURRENT_PRESET_DEFAULT); |
| // |
| // // init settings |
| // PresetReverb.Settings settings = new PresetReverb.Settings("PresetReverb;preset=" |
| // + preset); |
| // |
| // // read/update preferences |
| // presetReverbEffect.setProperties(settings); |
| // |
| // // set parameters |
| // if (isGlobalEnabled == true) { |
| // presetReverbEffect.setEnabled(isEnabled); |
| // } else { |
| // presetReverbEffect.setEnabled(false); |
| // } |
| // |
| // // get parameters |
| // settings = presetReverbEffect.getProperties(); |
| // Log.v(TAG, "Parameters: " + settings.toString() + ";enabled=" + isEnabled); |
| // |
| // // update preferences |
| // editor.putBoolean(Key.pr_enabled.toString(), isEnabled); |
| // editor.putInt(Key.pr_current_preset.toString(), settings.preset); |
| // } catch (final RuntimeException e) { |
| // Log.e(TAG, errorTag + e); |
| // } |
| // } |
| editor.commit(); |
| } |
| |
| /** |
| * Closes the audio session (release effects) for the given session |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| */ |
| public static void closeSession(final Context context, final String packageName, |
| final int audioSession) { |
| Log.v(TAG, "closeSession(" + context + ", " + packageName + ", " + audioSession + ")"); |
| |
| // PresetReverb |
| final PresetReverb presetReverb = mPresetReverbInstances.remove(audioSession); |
| if (presetReverb != null) { |
| presetReverb.release(); |
| } |
| // Equalizer |
| final Equalizer equalizer = mEQInstances.remove(audioSession); |
| if (equalizer != null) { |
| equalizer.release(); |
| } |
| // BassBoost |
| final BassBoost bassBoost = mBassBoostInstances.remove(audioSession); |
| if (bassBoost != null) { |
| bassBoost.release(); |
| } |
| // Virtualizer |
| final Virtualizer virtualizer = mVirtualizerInstances.remove(audioSession); |
| if (virtualizer != null) { |
| virtualizer.release(); |
| } |
| |
| mPackageSessions.remove(packageName); |
| } |
| |
| /** |
| * Enables or disables all effects (global enable/disable) for a given context, package name and |
| * audio session. It sets/inits the control mode and preferences and then sets the global |
| * enabled parameter. |
| * |
| * @param context |
| * @param packageName |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @param enabled |
| */ |
| public static void setEnabledAll(final Context context, final String packageName, |
| final int audioSession, final boolean enabled) { |
| initEffectsPreferences(context, packageName, audioSession); |
| setParameterBoolean(context, packageName, audioSession, Key.global_enabled, enabled); |
| } |
| |
| /** |
| * Gets the virtualizer effect for the given audio session. If the effect on the session doesn't |
| * exist yet, create it and add to collection. |
| * |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @return virtualizerEffect |
| */ |
| private static Virtualizer getVirtualizerEffectNoCreate(final int audioSession) { |
| return mVirtualizerInstances.get(audioSession); |
| } |
| private static Virtualizer getVirtualizerEffect(final int audioSession) { |
| Virtualizer virtualizerEffect = getVirtualizerEffectNoCreate(audioSession); |
| if (virtualizerEffect == null) { |
| try { |
| final Virtualizer newVirtualizerEffect = new Virtualizer(PRIORITY, audioSession); |
| virtualizerEffect = mVirtualizerInstances.putIfAbsent(audioSession, |
| newVirtualizerEffect); |
| if (virtualizerEffect == null) { |
| // put succeeded, use new value |
| virtualizerEffect = newVirtualizerEffect; |
| } |
| } catch (final IllegalArgumentException e) { |
| Log.e(TAG, "Virtualizer: " + e); |
| } catch (final UnsupportedOperationException e) { |
| Log.e(TAG, "Virtualizer: " + e); |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "Virtualizer: " + e); |
| } |
| } |
| return virtualizerEffect; |
| } |
| |
| /** |
| * Gets the bass boost effect for the given audio session. If the effect on the session doesn't |
| * exist yet, create it and add to collection. |
| * |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @return bassBoostEffect |
| */ |
| private static BassBoost getBassBoostEffectNoCreate(final int audioSession) { |
| return mBassBoostInstances.get(audioSession); |
| } |
| private static BassBoost getBassBoostEffect(final int audioSession) { |
| |
| BassBoost bassBoostEffect = getBassBoostEffectNoCreate(audioSession); |
| if (bassBoostEffect == null) { |
| try { |
| final BassBoost newBassBoostEffect = new BassBoost(PRIORITY, audioSession); |
| bassBoostEffect = mBassBoostInstances.putIfAbsent(audioSession, newBassBoostEffect); |
| if (bassBoostEffect == null) { |
| // put succeeded, use new value |
| bassBoostEffect = newBassBoostEffect; |
| } |
| } catch (final IllegalArgumentException e) { |
| Log.e(TAG, "BassBoost: " + e); |
| } catch (final UnsupportedOperationException e) { |
| Log.e(TAG, "BassBoost: " + e); |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "BassBoost: " + e); |
| } |
| } |
| return bassBoostEffect; |
| } |
| |
| /** |
| * Gets the equalizer effect for the given audio session. If the effect on the session doesn't |
| * exist yet, create it and add to collection. |
| * |
| * @param audioSession |
| * System wide unique audio session identifier. |
| * @return equalizerEffect |
| */ |
| private static Equalizer getEqualizerEffectNoCreate(final int audioSession) { |
| return mEQInstances.get(audioSession); |
| } |
| private static Equalizer getEqualizerEffect(final int audioSession) { |
| Equalizer equalizerEffect = getEqualizerEffectNoCreate(audioSession); |
| if (equalizerEffect == null) { |
| try { |
| final Equalizer newEqualizerEffect = new Equalizer(PRIORITY, audioSession); |
| equalizerEffect = mEQInstances.putIfAbsent(audioSession, newEqualizerEffect); |
| if (equalizerEffect == null) { |
| // put succeeded, use new value |
| equalizerEffect = newEqualizerEffect; |
| } |
| } catch (final IllegalArgumentException e) { |
| Log.e(TAG, "Equalizer: " + e); |
| } catch (final UnsupportedOperationException e) { |
| Log.e(TAG, "Equalizer: " + e); |
| } catch (final RuntimeException e) { |
| Log.e(TAG, "Equalizer: " + e); |
| } |
| } |
| return equalizerEffect; |
| } |
| |
| // XXX: Preset Reverb not used for the moment, so commented out the effect creation to not |
| // use MIPS |
| // /** |
| // * Gets the preset reverb effect for the given audio session. If the effect on the session |
| // * doesn't exist yet, create it and add to collection. |
| // * |
| // * @param audioSession |
| // * System wide unique audio session identifier. |
| // * @return presetReverbEffect |
| // */ |
| // private static PresetReverb getPresetReverbEffect(final int audioSession) { |
| // PresetReverb presetReverbEffect = mPresetReverbInstances.get(audioSession); |
| // if (presetReverbEffect == null) { |
| // try { |
| // final PresetReverb newPresetReverbEffect = new PresetReverb(PRIORITY, audioSession); |
| // presetReverbEffect = mPresetReverbInstances.putIfAbsent(audioSession, |
| // newPresetReverbEffect); |
| // if (presetReverbEffect == null) { |
| // // put succeeded, use new value |
| // presetReverbEffect = newPresetReverbEffect; |
| // } |
| // } catch (final IllegalArgumentException e) { |
| // Log.e(TAG, "PresetReverb: " + e); |
| // } catch (final UnsupportedOperationException e) { |
| // Log.e(TAG, "PresetReverb: " + e); |
| // } catch (final RuntimeException e) { |
| // Log.e(TAG, "PresetReverb: " + e); |
| // } |
| // } |
| // return presetReverbEffect; |
| // } |
| } |
