/*
* Copyright (C) 2009 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.effectstest;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyEvent;
import android.view.Menu;
import android.view.View.OnClickListener;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import android.widget.SeekBar;
import android.widget.ToggleButton;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.ImageButton;
import android.widget.ImageView;
import java.util.HashMap;
import java.util.Map;
import android.media.audiofx.EnvironmentalReverb;
import android.media.audiofx.AudioEffect;
import android.media.AudioManager;
public class EnvReverbTest extends Activity implements OnCheckedChangeListener, SeekBar.OnSeekBarChangeListener {
private final static String TAG = "EnvReverbTest";
private static int NUM_PARAMS = 10;
private EffectParameter[] mParameters = new EffectParameter[NUM_PARAMS];
private EnvironmentalReverb mReverb;
ToggleButton mOnOffButton;
ToggleButton mReleaseButton;
ToggleButton mAttachButton;
private static HashMap<Integer, EnvironmentalReverb> sInstances = new HashMap<Integer, EnvironmentalReverb>(10);
static SimplePlayer sPlayerController = null;
SeekBar mSendLevelSeekBar;
TextView mSendLevelDisplay;
static float sSendLevel = linToExp(50,100);
static boolean sAttached = false;
String mSettings = "";
public EnvReverbTest() {
Log.d(TAG, "contructor");
}
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
Log.d(TAG, "onCreate");
SeekBar seekBar;
TextView textView;
ToggleButton button;
setContentView(R.layout.envreverbtest);
ImageView playPause = (ImageView) findViewById(R.id.playPause1);
ImageView stop = (ImageView) findViewById(R.id.stop1);
textView = (TextView) findViewById(R.id.sessionText);
if (sPlayerController == null) {
sPlayerController = new SimplePlayer(this, R.id.playPause1, playPause,
R.id.stop1, stop, textView,
R.raw.mp3_sample, AudioManager.STREAM_MUSIC, 0);
} else {
sPlayerController.set(this, R.id.playPause1, playPause,
R.id.stop1, stop, textView,
AudioManager.STREAM_MUSIC, 0);
}
// send level
mSendLevelSeekBar = (SeekBar)findViewById(R.id.sendLevelSeekBar);
mSendLevelDisplay = (TextView)findViewById(R.id.sendLevelValue);
mSendLevelSeekBar.setMax(100);
mSendLevelSeekBar.setOnSeekBarChangeListener(this);
mSendLevelSeekBar.setProgress(expToLin(sSendLevel,100));
sPlayerController.setAuxEffectSendLevel(sSendLevel);
mOnOffButton = (ToggleButton)findViewById(R.id.rvbOnOff);
mReleaseButton = (ToggleButton)findViewById(R.id.rvbReleaseButton);
mAttachButton = (ToggleButton)findViewById(R.id.attachButton);
getEffect(0);
if (mReverb != null) {
mOnOffButton.setOnCheckedChangeListener(this);
mReleaseButton.setOnCheckedChangeListener(this);
mAttachButton.setOnCheckedChangeListener(this);
// button = (ToggleButton)findViewById(R.id.rvbBypass);
// button.setChecked(false);
// button.setOnCheckedChangeListener(this);
// Room level
seekBar = (SeekBar)findViewById(R.id.rvbParam1SeekBar);
textView = (TextView)findViewById(R.id.rvbParam1Value);
mParameters[0] = new RoomLevelParam(mReverb, seekBar, textView);
seekBar.setOnSeekBarChangeListener(mParameters[0]);
// Room HF level
seekBar = (SeekBar)findViewById(R.id.rvbParam2SeekBar);
textView = (TextView)findViewById(R.id.rvbParam2Value);
mParameters[1] = new RoomHFLevelParam(mReverb, seekBar, textView);
seekBar.setOnSeekBarChangeListener(mParameters[1]);
// Decay time
seekBar = (SeekBar)findViewById(R.id.rvbParam3SeekBar);
textView = (TextView)findViewById(R.id.rvbParam3Value);
mParameters[2] = new DecayTimeParam(mReverb, seekBar, textView);
seekBar.setOnSeekBarChangeListener(mParameters[2]);
// Decay HF ratio
seekBar = (SeekBar)findViewById(R.id.rvbParam4SeekBar);
textView = (TextView)findViewById(R.id.rvbParam4Value);
mParameters[3] = new DecayHFRatioParam(mReverb, seekBar, textView);
seekBar.setOnSeekBarChangeListener(mParameters[3]);
// Reflections level
seekBar = (SeekBar)findViewById(R.id.rvbParam5SeekBar);
textView = (TextView)findViewById(R.id.rvbParam5Value);
mParameters[4] = new ReflectionsLevelParam(mReverb, seekBar, textView);
seekBar.setOnSeekBarChangeListener(mParameters[4]);
// Reflections delay
seekBar = (SeekBar)findViewById(R.id.rvbParam6SeekBar);
textView = (TextView)findViewById(R.id.rvbParam6Value);
mParameters[5] = new ReflectionsDelayParam(mReverb, seekBar, textView);
seekBar.setOnSeekBarChangeListener(mParameters[5]);
// Reverb level
seekBar = (SeekBar)findViewById(R.id.rvbParam7SeekBar);
textView = (TextView)findViewById(R.id.rvbParam7Value);
mParameters[6] = new ReverbLevelParam(mReverb, seekBar, textView);
seekBar.setOnSeekBarChangeListener(mParameters[6]);
// Reverb delay
seekBar = (SeekBar)findViewById(R.id.rvbParam8SeekBar);
textView = (TextView)findViewById(R.id.rvbParam8Value);
mParameters[7] = new ReverbDelayParam(mReverb, seekBar, textView);
seekBar.setOnSeekBarChangeListener(mParameters[7]);
// Diffusion
seekBar = (SeekBar)findViewById(R.id.rvbParam9SeekBar);
textView = (TextView)findViewById(R.id.rvbParam9Value);
mParameters[8] = new DiffusionParam(mReverb, seekBar, textView);
seekBar.setOnSeekBarChangeListener(mParameters[8]);
// Density
seekBar = (SeekBar)findViewById(R.id.rvbParam10SeekBar);
textView = (TextView)findViewById(R.id.rvbParam10Value);
mParameters[9] = new DensityParam(mReverb, seekBar, textView);
seekBar.setOnSeekBarChangeListener(mParameters[9]);
}
}
@Override
public void onResume() {
super.onResume();
Log.d(TAG, "onResume");
}
@Override
public void onPause() {
super.onPause();
}
// OnCheckedChangeListener
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (buttonView.getId() == R.id.rvbOnOff) {
if (mReverb != null) {
mReverb.setEnabled(isChecked);
Log.d(TAG,"onCheckedChanged: rvbOnOff");
for (int i = 0 ; i < mParameters.length; i++) {
mParameters[i].updateDisplay();
}
}
}
if (buttonView.getId() == R.id.rvbReleaseButton) {
if (isChecked) {
if (mReverb == null) {
getEffect(0);
for (int i = 0 ; i < mParameters.length; i++) {
mParameters[i].setEffect(mReverb);
mParameters[i].setEnabled(true);
}
}
} else {
if (mReverb != null) {
for (int i = 0 ; i < mParameters.length; i++) {
mParameters[i].setEnabled(false);
}
putEffect(0);
}
}
}
// if (buttonView.getId() == R.id.rvbBypass) {
// // REVERB_PARAM_BYPASS parametervalue is 11 in EffectEnvironmentalReverApi.h
// if (mReverb != null) {
// if (isChecked) {
// mReverb.setParameter((int)11, (int)1);
// } else {
// mReverb.setParameter((int)11, (int)0);
// }
// }
// }
if (buttonView.getId() == R.id.attachButton) {
if (mReverb != null) {
if (isChecked) {
sPlayerController.attachAuxEffect(mReverb.getId());
sAttached = true;
} else {
sPlayerController.attachAuxEffect(0);
sAttached = false;
}
}
}
}
// SeekBar.OnSeekBarChangeListener
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromTouch) {
if (seekBar != mSendLevelSeekBar) {
Log.e(TAG, "onProgressChanged called with wrong seekBar");
return;
}
sSendLevel = linToExp(progress,100);
if (fromTouch) {
sPlayerController.setAuxEffectSendLevel(sSendLevel);
}
String text = Float.toString(sSendLevel);
mSendLevelDisplay.setText(text);
if (!fromTouch) {
seekBar.setProgress(progress);
}
}
static float linToExp(int lin, int range) {
if (lin == 0) return 0;
return (float)Math.pow((double)10,(double)72*(lin-range)/(20*range));
}
static int expToLin(float exp, int range) {
if (exp == 0) return 0;
return (int)(20*range*Math.log10((double)exp)/72 + range);
}
public void onStartTrackingTouch(SeekBar seekBar) {
}
public void onStopTrackingTouch(SeekBar seekBar) {
}
private class EnvReverbParam extends EffectParameter {
private EnvironmentalReverb mReverb;
public EnvReverbParam(EnvironmentalReverb reverb, int min, int max, SeekBar seekBar, TextView textView, String unit) {
super (min, max, seekBar, textView, unit);
mReverb = reverb;
updateDisplay();
}
@Override
public void setParameter(Integer value) {
}
@Override
public Integer getParameter() {
return new Integer(0);
}
@Override
public void setEffect(Object reverb) {
mReverb = (EnvironmentalReverb)reverb;
}
}
private class RoomLevelParam extends EnvReverbParam {
public RoomLevelParam(EnvironmentalReverb reverb, SeekBar seekBar, TextView textView) {
super (reverb, -9600, 0, seekBar, textView, "mB");
}
@Override
public void setParameter(Integer value) {
if (mReverb != null) {
mReverb.setRoomLevel(value.shortValue());
}
}
@Override
public Integer getParameter() {
if (mReverb != null) {
return new Integer(mReverb.getRoomLevel());
}
return new Integer(0);
}
}
private class RoomHFLevelParam extends EnvReverbParam {
public RoomHFLevelParam(EnvironmentalReverb reverb, SeekBar seekBar, TextView textView) {
super (reverb, -4000, 0, seekBar, textView, "mB");
}
@Override
public void setParameter(Integer value) {
if (mReverb != null) {
mReverb.setRoomHFLevel(value.shortValue());
}
}
@Override
public Integer getParameter() {
if (mReverb != null) {
return new Integer(mReverb.getRoomHFLevel());
}
return new Integer(0);
}
}
private class DecayTimeParam extends EnvReverbParam {
public DecayTimeParam(EnvironmentalReverb reverb, SeekBar seekBar, TextView textView) {
super (reverb, 200, 4000, seekBar, textView, "ms");
}
@Override
public void setParameter(Integer value) {
if (mReverb != null) {
mReverb.setDecayTime(value.intValue());
}
}
@Override
public Integer getParameter() {
if (mReverb != null) {
return mReverb.getDecayTime();
}
return new Integer(0);
}
}
private class DecayHFRatioParam extends EnvReverbParam {
public DecayHFRatioParam(EnvironmentalReverb reverb, SeekBar seekBar, TextView textView) {
super (reverb, 100, 1000, seekBar, textView, "permilles");
}
@Override
public void setParameter(Integer value) {
if (mReverb != null) {
mReverb.setDecayHFRatio(value.shortValue());
}
}
@Override
public Integer getParameter() {
if (mReverb != null) {
return new Integer(mReverb.getDecayHFRatio());
}
return new Integer(0);
}
}
private class ReflectionsLevelParam extends EnvReverbParam {
public ReflectionsLevelParam(EnvironmentalReverb reverb, SeekBar seekBar, TextView textView) {
super (reverb, -9600, 0, seekBar, textView, "mB");
}
@Override
public void setParameter(Integer value) {
if (mReverb != null) {
mReverb.setReflectionsLevel(value.shortValue());
}
}
@Override
public Integer getParameter() {
if (mReverb != null) {
return new Integer(mReverb.getReflectionsLevel());
}
return new Integer(0);
}
}
private class ReflectionsDelayParam extends EnvReverbParam {
public ReflectionsDelayParam(EnvironmentalReverb reverb, SeekBar seekBar, TextView textView) {
super (reverb, 0, 65, seekBar, textView, "ms");
}
@Override
public void setParameter(Integer value) {
if (mReverb != null) {
mReverb.setReflectionsDelay(value.intValue());
}
}
@Override
public Integer getParameter() {
if (mReverb != null) {
return mReverb.getReflectionsDelay();
}
return new Integer(0);
}
}
private class ReverbLevelParam extends EnvReverbParam {
public ReverbLevelParam(EnvironmentalReverb reverb, SeekBar seekBar, TextView textView) {
super (reverb, -9600, 2000, seekBar, textView, "mB");
}
@Override
public void setParameter(Integer value) {
if (mReverb != null) {
mReverb.setReverbLevel(value.shortValue());
}
}
@Override
public Integer getParameter() {
if (mReverb != null) {
return new Integer(mReverb.getReverbLevel());
}
return new Integer(0);
}
}
private class ReverbDelayParam extends EnvReverbParam {
public ReverbDelayParam(EnvironmentalReverb reverb, SeekBar seekBar, TextView textView) {
super (reverb, 0, 65, seekBar, textView, "ms");
}
@Override
public void setParameter(Integer value) {
if (mReverb != null) {
mReverb.setReverbDelay(value.intValue());
}
}
@Override
public Integer getParameter() {
if (mReverb != null) {
return mReverb.getReverbDelay();
}
return new Integer(0);
}
}
private class DiffusionParam extends EnvReverbParam {
public DiffusionParam(EnvironmentalReverb reverb, SeekBar seekBar, TextView textView) {
super (reverb, 0, 1000, seekBar, textView, "permilles");
}
@Override
public void setParameter(Integer value) {
if (mReverb != null) {
mReverb.setDiffusion(value.shortValue());
}
}
@Override
public Integer getParameter() {
if (mReverb != null) {
return new Integer(mReverb.getDiffusion());
}
return new Integer(0);
}
}
private class DensityParam extends EnvReverbParam {
public DensityParam(EnvironmentalReverb reverb, SeekBar seekBar, TextView textView) {
super (reverb, 0, 1000, seekBar, textView, "permilles");
}
@Override
public void setParameter(Integer value) {
if (mReverb != null) {
mReverb.setDensity(value.shortValue());
}
}
@Override
public Integer getParameter() {
if (mReverb != null) {
return new Integer(mReverb.getDensity());
}
return new Integer(0);
}
}
private void getEffect(int session) {
synchronized (sInstances) {
if (sInstances.containsKey(session)) {
mReverb = sInstances.get(session);
} else {
try{
mReverb = new EnvironmentalReverb(0, session);
} catch (IllegalArgumentException e) {
Log.e(TAG,"Reverb effect not supported");
} catch (UnsupportedOperationException e) {
Log.e(TAG,"Reverb library not loaded");
} catch (RuntimeException e) {
Log.e(TAG,"Reverb effect not found");
}
Log.d(TAG, "new reverb: "+mReverb);
sInstances.put(session, mReverb);
}
}
mReleaseButton.setEnabled(false);
mOnOffButton.setEnabled(false);
mAttachButton.setEnabled(false);
if (mReverb != null) {
if (mSettings != "") {
mReverb.setProperties(new EnvironmentalReverb.Settings(mSettings));
}
mReleaseButton.setChecked(true);
mReleaseButton.setEnabled(true);
mOnOffButton.setChecked(mReverb.getEnabled());
mOnOffButton.setEnabled(true);
mAttachButton.setChecked(false);
mAttachButton.setEnabled(true);
if (sAttached) {
mAttachButton.setChecked(true);
sPlayerController.attachAuxEffect(mReverb.getId());
}
}
}
private void putEffect(int session) {
mOnOffButton.setChecked(false);
mOnOffButton.setEnabled(false);
mAttachButton.setChecked(false);
mAttachButton.setEnabled(false);
synchronized (sInstances) {
if (mReverb != null) {
mSettings = mReverb.getProperties().toString();
mReverb.release();
Log.d(TAG,"Reverb released, settings: "+mSettings);
mReverb = null;
sInstances.remove(session);
}
}
}
}