/*
* Copyright (C) 2010 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.mediaframeworktest.functional.audio;
import com.android.mediaframeworktest.MediaFrameworkTest;
import com.android.mediaframeworktest.MediaNames;
import com.android.mediaframeworktest.functional.EnergyProbe;
import android.content.Context;
import android.content.res.AssetFileDescriptor;
import android.media.audiofx.AudioEffect;
import android.media.AudioManager;
import android.media.audiofx.Equalizer;
import android.media.audiofx.Visualizer;
import android.media.MediaPlayer;
import android.os.Looper;
import android.test.suitebuilder.annotation.LargeTest;
import android.test.suitebuilder.annotation.MediumTest;
import android.test.suitebuilder.annotation.Suppress;
import android.test.ActivityInstrumentationTestCase2;
import android.util.Log;
import java.nio.ByteOrder;
import java.nio.ByteBuffer;
import java.util.UUID;
/**
* Junit / Instrumentation test case for the media AudioTrack api
*/
public class MediaEqualizerTest extends ActivityInstrumentationTestCase2<MediaFrameworkTest> {
private String TAG = "MediaEqualizerTest";
private final static int MIN_NUMBER_OF_BANDS = 4;
private final static int MIN_BAND_LEVEL = -1500;
private final static int MAX_BAND_LEVEL = 1500;
private final static int TEST_FREQUENCY_MILLIHERTZ = 1000000;
private final static int MIN_NUMBER_OF_PRESETS = 4;
private Equalizer mEqualizer = null;
private int mSession = -1;
public MediaEqualizerTest() {
super("com.android.mediaframeworktest", MediaFrameworkTest.class);
}
@Override
protected void setUp() throws Exception {
super.setUp();
}
@Override
protected void tearDown() throws Exception {
super.tearDown();
releaseEqualizer();
}
private static void assumeTrue(String message, boolean cond) {
assertTrue("(assume)"+message, cond);
}
private void log(String testName, String message) {
Log.v(TAG, "["+testName+"] "+message);
}
private void loge(String testName, String message) {
Log.e(TAG, "["+testName+"] "+message);
}
//-----------------------------------------------------------------
// EQUALIZER TESTS:
//----------------------------------
//-----------------------------------------------------------------
// 0 - constructor
//----------------------------------
//Test case 0.0: test constructor and release
@LargeTest
public void test0_0ConstructorAndRelease() throws Exception {
boolean result = false;
String msg = "test1_0ConstructorAndRelease()";
Equalizer eq = null;
try {
eq = new Equalizer(0, 0);
assertNotNull(msg + ": could not create Equalizer", eq);
try {
assertTrue(msg +": invalid effect ID", (eq.getId() != 0));
} catch (IllegalStateException e) {
msg = msg.concat(": Equalizer not initialized");
}
result = true;
} catch (IllegalArgumentException e) {
msg = msg.concat(": Equalizer not found");
} catch (UnsupportedOperationException e) {
msg = msg.concat(": Effect library not loaded");
} finally {
if (eq != null) {
eq.release();
}
}
assertTrue(msg, result);
}
//-----------------------------------------------------------------
// 1 - get/set parameters
//----------------------------------
//Test case 1.0: test setBandLevel() and getBandLevel()
@LargeTest
public void test1_0BandLevel() throws Exception {
boolean result = false;
String msg = "test1_0BandLevel()";
getEqualizer(0);
try {
short numBands = mEqualizer.getNumberOfBands();
assertTrue(msg + ": not enough bands", numBands >= MIN_NUMBER_OF_BANDS);
short[] levelRange = mEqualizer.getBandLevelRange();
assertTrue(msg + ": min level too high", levelRange[0] <= MIN_BAND_LEVEL);
assertTrue(msg + ": max level too low", levelRange[1] >= MAX_BAND_LEVEL);
mEqualizer.setBandLevel((short)0, levelRange[1]);
short level = mEqualizer.getBandLevel((short)0);
// 10% margin on actual level compared to requested level
assertTrue(msg + ": setBandLevel failed",
((float)level > (float)levelRange[1] * 0.9f) &&
((float)level < (float)levelRange[1] * 1.1f));
result = true;
} catch (IllegalArgumentException e) {
msg = msg.concat(": Bad parameter value");
loge(msg, "Bad parameter value");
} catch (UnsupportedOperationException e) {
msg = msg.concat(": get parameter() rejected");
loge(msg, "get parameter() rejected");
} catch (IllegalStateException e) {
msg = msg.concat("get parameter() called in wrong state");
loge(msg, "get parameter() called in wrong state");
} finally {
releaseEqualizer();
}
assertTrue(msg, result);
}
//Test case 1.1: test band frequency
@LargeTest
public void test1_1BandFrequency() throws Exception {
boolean result = false;
String msg = "test1_1BandFrequency()";
getEqualizer(0);
try {
short band = mEqualizer.getBand(TEST_FREQUENCY_MILLIHERTZ);
assertTrue(msg + ": getBand failed", band >= 0);
int[] freqRange = mEqualizer.getBandFreqRange(band);
assertTrue(msg + ": getBandFreqRange failed",
(freqRange[0] <= TEST_FREQUENCY_MILLIHERTZ) &&
(freqRange[1] >= TEST_FREQUENCY_MILLIHERTZ));
int freq = mEqualizer.getCenterFreq(band);
assertTrue(msg + ": getCenterFreq failed",
(freqRange[0] <= freq) && (freqRange[1] >= freq));
result = true;
} catch (IllegalArgumentException e) {
msg = msg.concat(": Bad parameter value");
loge(msg, "Bad parameter value");
} catch (UnsupportedOperationException e) {
msg = msg.concat(": get parameter() rejected");
loge(msg, "get parameter() rejected");
} catch (IllegalStateException e) {
msg = msg.concat("get parameter() called in wrong state");
loge(msg, "get parameter() called in wrong state");
} finally {
releaseEqualizer();
}
assertTrue(msg, result);
}
//Test case 1.2: test presets
@LargeTest
public void test1_2Presets() throws Exception {
boolean result = false;
String msg = "test1_2Presets()";
getEqualizer(0);
try {
short numPresets = mEqualizer.getNumberOfPresets();
assertTrue(msg + ": getNumberOfPresets failed", numPresets >= MIN_NUMBER_OF_PRESETS);
mEqualizer.usePreset((short)(numPresets - 1));
short preset = mEqualizer.getCurrentPreset();
assertEquals(msg + ": usePreset failed", preset, (short)(numPresets - 1));
String name = mEqualizer.getPresetName(preset);
assertNotNull(msg + ": getPresetName failed", name);
result = true;
} catch (IllegalArgumentException e) {
msg = msg.concat(": Bad parameter value");
loge(msg, "Bad parameter value");
} catch (UnsupportedOperationException e) {
msg = msg.concat(": get parameter() rejected");
loge(msg, "get parameter() rejected");
} catch (IllegalStateException e) {
msg = msg.concat("get parameter() called in wrong state");
loge(msg, "get parameter() called in wrong state");
} finally {
releaseEqualizer();
}
assertTrue(msg, result);
}
//Test case 1.3: test properties
@LargeTest
public void test1_3Properties() throws Exception {
boolean result = false;
String msg = "test1_3Properties()";
getEqualizer(0);
try {
Equalizer.Settings settings = mEqualizer.getProperties();
String str = settings.toString();
settings = new Equalizer.Settings(str);
mEqualizer.setProperties(settings);
result = true;
} catch (IllegalArgumentException e) {
msg = msg.concat(": Bad parameter value");
loge(msg, "Bad parameter value");
} catch (UnsupportedOperationException e) {
msg = msg.concat(": get parameter() rejected");
loge(msg, "get parameter() rejected");
} catch (IllegalStateException e) {
msg = msg.concat("get parameter() called in wrong state");
loge(msg, "get parameter() called in wrong state");
} finally {
releaseEqualizer();
}
assertTrue(msg, result);
}
//-----------------------------------------------------------------
// private methods
//----------------------------------
private void getEqualizer(int session) {
if (mEqualizer == null || session != mSession) {
if (session != mSession && mEqualizer != null) {
mEqualizer.release();
mEqualizer = null;
}
try {
mEqualizer = new Equalizer(0, session);
mSession = session;
} catch (IllegalArgumentException e) {
Log.e(TAG, "getEqualizer() Equalizer not found exception: "+e);
} catch (UnsupportedOperationException e) {
Log.e(TAG, "getEqualizer() Effect library not loaded exception: "+e);
}
}
assertNotNull("could not create mEqualizer", mEqualizer);
}
private void releaseEqualizer() {
if (mEqualizer != null) {
mEqualizer.release();
mEqualizer = null;
}
}
}