1 /*
2  * Copyright (C) 2009 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.effectstest;
18 
19 import android.app.Activity;
20 import android.content.Context;
21 import android.content.Intent;
22 import android.os.Bundle;
23 import android.util.Log;
24 import android.view.KeyEvent;
25 import android.view.Menu;
26 import android.view.View.OnClickListener;
27 import android.view.View;
28 import android.view.ViewGroup;
29 import android.widget.Button;
30 import android.widget.TextView;
31 import android.widget.ListView;
32 import android.widget.BaseAdapter;
33 import android.widget.LinearLayout;
34 import android.media.audiofx.AudioEffect;
35 
36 import java.util.UUID;
37 
38 public class EffectsTest extends Activity {
39 
40     private final static String TAG = "EffectsTest";
41 
42 
EffectsTest()43     public EffectsTest() {
44         Log.d(TAG, "contructor");
45     }
46 
47     @Override
onCreate(Bundle icicle)48     public void onCreate(Bundle icicle) {
49         super.onCreate(icicle);
50         setContentView(R.layout.effectstest);
51 
52         Button button = (Button) findViewById(R.id.env_reverb_actvity);
53         button.setOnClickListener(new OnClickListener() {
54             public void onClick(View v) {
55                 startActivity(new Intent(EffectsTest.this, EnvReverbTest.class));
56             }
57         });
58 
59         button = (Button) findViewById(R.id.preset_reverb_actvity);
60         button.setOnClickListener(new OnClickListener() {
61             public void onClick(View v) {
62                 startActivity(new Intent(EffectsTest.this, PresetReverbTest.class));
63             }
64         });
65 
66         button = (Button) findViewById(R.id.equalizer_actvity);
67         button.setOnClickListener(new OnClickListener() {
68             public void onClick(View v) {
69                 startActivity(new Intent(EffectsTest.this, EqualizerTest.class));
70             }
71         });
72 
73         button = (Button) findViewById(R.id.virtualizer_actvity);
74         button.setOnClickListener(new OnClickListener() {
75             public void onClick(View v) {
76                 startActivity(new Intent(EffectsTest.this, VirtualizerTest.class));
77             }
78         });
79 
80         button = (Button) findViewById(R.id.bassboost_actvity);
81         button.setOnClickListener(new OnClickListener() {
82             public void onClick(View v) {
83                 startActivity(new Intent(EffectsTest.this, BassBoostTest.class));
84             }
85         });
86 
87         button = (Button) findViewById(R.id.visualizer_actvity);
88         button.setOnClickListener(new OnClickListener() {
89             public void onClick(View v) {
90                 startActivity(new Intent(EffectsTest.this, VisualizerTest.class));
91             }
92         });
93 
94         AudioEffect.Descriptor[] descriptors = AudioEffect.queryEffects();
95 
96         ListView list = (ListView) findViewById(R.id.effect_list);
97         list.setAdapter(new EffectListAdapter(this, descriptors));
98 
99     }
100 
101     private class EffectListAdapter extends BaseAdapter {
102 
103         private Context mContext;
104 
105         AudioEffect.Descriptor[] mDescriptors;
106 
EffectListAdapter(Context context, AudioEffect.Descriptor[] descriptors)107         public EffectListAdapter(Context context, AudioEffect.Descriptor[] descriptors) {
108             Log.d(TAG, "EffectListAdapter contructor");
109             mContext = context;
110             mDescriptors = descriptors;
111             for (int i = 0; i < mDescriptors.length; i++) {
112                 Log.d(TAG, "Effect: "+i+" name: "+ mDescriptors[i].name);
113             }
114         }
115 
getCount()116          public int getCount() {
117             Log.d(TAG, "EffectListAdapter getCount(): "+mDescriptors.length);
118             return mDescriptors.length;
119         }
120 
getItem(int position)121         public Object getItem(int position) {
122             Log.d(TAG, "EffectListAdapter getItem() at: "+position+" name: "
123                     +mDescriptors[position].name);
124             return mDescriptors[position];
125         }
126 
getItemId(int position)127         public long getItemId(int position) {
128             return position;
129         }
130 
getView(int position, View convertView, ViewGroup parent)131         public View getView(int position, View convertView, ViewGroup parent) {
132             EffectView ev;
133             if (convertView == null) {
134                 Log.d(TAG, "getView() new EffectView position: " + position);
135                 ev = new EffectView(mContext, mDescriptors);
136             } else {
137                 Log.d(TAG, "getView() convertView position: " + position);
138                 ev = new EffectView(mContext, mDescriptors);
139                 //ev = (EffectView) convertView;
140             }
141             ev.set(position);
142             return ev;
143         }
144     }
145 
146     private class EffectView extends LinearLayout {
147         private Context mContext;
148         AudioEffect.Descriptor[] mDescriptors;
149 
EffectView(Context context, AudioEffect.Descriptor[] descriptors)150         public EffectView(Context context, AudioEffect.Descriptor[] descriptors) {
151             super(context);
152 
153             mContext = context;
154             mDescriptors = descriptors;
155             this.setOrientation(VERTICAL);
156         }
157 
effectUuidToString(UUID effectType)158         public String effectUuidToString(UUID effectType) {
159             if (effectType.equals(AudioEffect.EFFECT_TYPE_VIRTUALIZER)) {
160                 return "Virtualizer";
161             } else if (effectType.equals(AudioEffect.EFFECT_TYPE_ENV_REVERB)){
162                 return "Reverb";
163             } else if (effectType.equals(AudioEffect.EFFECT_TYPE_PRESET_REVERB)){
164                 return "Preset Reverb";
165             } else if (effectType.equals(AudioEffect.EFFECT_TYPE_EQUALIZER)){
166                 return "Equalizer";
167             } else if (effectType.equals(AudioEffect.EFFECT_TYPE_BASS_BOOST)){
168                 return "Bass Boost";
169             } else if (effectType.equals(AudioEffect.EFFECT_TYPE_AGC)){
170                 return "Automatic Gain Control";
171             } else if (effectType.equals(AudioEffect.EFFECT_TYPE_AEC)){
172                 return "Acoustic Echo Canceler";
173             } else if (effectType.equals(AudioEffect.EFFECT_TYPE_NS)){
174                 return "Noise Suppressor";
175             }
176 
177             return effectType.toString();
178         }
179 
set(int position)180         public void set(int position) {
181             TextView tv = new TextView(mContext);
182             tv.setText("Effect "+ position);
183             addView(tv, new LinearLayout.LayoutParams(
184                     LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
185             tv = new TextView(mContext);
186             tv.setText(" type: "+ effectUuidToString(mDescriptors[position].type));
187             addView(tv, new LinearLayout.LayoutParams(
188                     LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
189             tv = new TextView(mContext);
190             tv.setText(" uuid: "+ mDescriptors[position].uuid.toString());
191             addView(tv, new LinearLayout.LayoutParams(
192                     LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
193             tv = new TextView(mContext);
194             tv.setText(" name: "+ mDescriptors[position].name);
195             addView(tv, new LinearLayout.LayoutParams(
196                     LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
197             tv = new TextView(mContext);
198             tv.setText(" vendor: "+ mDescriptors[position].implementor);
199             addView(tv, new LinearLayout.LayoutParams(
200                     LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
201             tv = new TextView(mContext);
202             tv.setText(" mode: "+ mDescriptors[position].connectMode);
203             addView(tv, new LinearLayout.LayoutParams(
204                     LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
205         }
206     }
207 
208 }
209