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/*
* 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.mediaframeworktest.functional;
import com.android.mediaframeworktest.MediaFrameworkTest;
import com.android.mediaframeworktest.MediaNames;
import android.media.AudioFormat;
import android.media.AudioManager;
import android.media.AudioTrack;
import android.content.Context;
import android.test.ActivityInstrumentationTestCase2;
import android.util.Log;
import android.test.suitebuilder.annotation.LargeTest;
import android.test.suitebuilder.annotation.MediumTest;
import android.test.suitebuilder.annotation.Suppress;
/**
* Junit / Instrumentation test case for the media AudioTrack api
*/
public class MediaAudioTrackTest extends ActivityInstrumentationTestCase2<MediaFrameworkTest> {
private String TAG = "MediaAudioTrack";
public MediaAudioTrackTest() {
super("com.android.mediaframeworktest", MediaFrameworkTest.class);
}
@Override
protected void setUp() throws Exception {
super.setUp();
}
@Override
protected void tearDown() throws Exception {
super.tearDown();
}
//-----------------------------------------------------------------
// private class to hold test reslts
public class TestResults {
public boolean mResult = false;
public String mResultLog = "";
public TestResults(boolean b, String s) { mResult = b; mResultLog = s; }
}
//-----------------------------------------------------------------
// generic test methods
public TestResults constructorTestMultiSampleRate(
// parameters tested by this method
int _inTest_streamType, int _inTest_mode, int _inTest_config,
// parameter-dependent expected results
int _expected_stateForMode) {
int[] testSampleRates = {8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000};
String failedRates = "Failure for rate(s): ";
boolean localRes, finalRes = true;
for(int i = 0 ; i < testSampleRates.length ; i++) {
//Log.v("MediaAudioTrackTest", "[ constructorTestMultiSampleRate ] testing "+ testSampleRates[i]);
AudioTrack track = null;
try {
track = new AudioTrack(
_inTest_streamType,
testSampleRates[i],
_inTest_config,
AudioFormat.ENCODING_PCM_16BIT,
AudioTrack.getMinBufferSize(testSampleRates[i],
_inTest_config, AudioFormat.ENCODING_PCM_16BIT),//testSampleRates[i]*4
_inTest_mode);
} catch(IllegalArgumentException iae) {
Log.e("MediaAudioTrackTest", "[ constructorTestMultiSampleRate ] exception at SR "
+ testSampleRates[i]+": \n" + iae);
}
if(track != null) {
localRes = (track.getState() == _expected_stateForMode);
track.release();
}
else {
localRes = false;
}
if (!localRes) {
//log the error for the test runner
failedRates += Integer.toString(testSampleRates[i]) + "Hz ";
//log the error for logcat
Log.e("MediaAudioTrackTest", "[ constructorTestMultiSampleRate ] failed to construct "
+"AudioTrack(streamType="+_inTest_streamType
+", sampleRateInHz=" + testSampleRates[i]
+", channelConfig=" + _inTest_config
+", audioFormat=AudioFormat.ENCODING_PCM_16BIT"
+", bufferSizeInBytes=" + AudioTrack.getMinBufferSize(testSampleRates[i],
_inTest_config, AudioFormat.ENCODING_PCM_16BIT)
+", mode="+ _inTest_mode );
//mark test as failed
finalRes = false;
}
}
return new TestResults(finalRes, failedRates);
}
//-----------------------------------------------------------------
// AUDIOTRACK TESTS:
//----------------------------------
//-----------------------------------------------------------------
// AudioTrack constructor and AudioTrack.getMinBufferSize(...)
//----------------------------------
//Test case 1: constructor for streaming AudioTrack, mono, 16bit at misc valid sample rates
@MediumTest
public void testConstructorMono16MusicStream() throws Exception {
TestResults res = constructorTestMultiSampleRate(
AudioManager.STREAM_MUSIC, AudioTrack.MODE_STREAM,
AudioFormat.CHANNEL_CONFIGURATION_MONO,
AudioTrack.STATE_INITIALIZED);
assertTrue("testConstructorMono16MusicStream: " + res.mResultLog, res.mResult);
}
//Test case 2: constructor for streaming AudioTrack, stereo, 16bit at misc valid sample rates
@MediumTest
public void testConstructorStereo16MusicStream() throws Exception {
TestResults res = constructorTestMultiSampleRate(
AudioManager.STREAM_MUSIC, AudioTrack.MODE_STREAM,
AudioFormat.CHANNEL_CONFIGURATION_STEREO,
AudioTrack.STATE_INITIALIZED);
assertTrue("testConstructorStereo16MusicStream: " + res.mResultLog, res.mResult);
}
//Test case 3: constructor for static AudioTrack, mono, 16bit at misc valid sample rates
@MediumTest
public void testConstructorMono16MusicStatic() throws Exception {
TestResults res = constructorTestMultiSampleRate(
AudioManager.STREAM_MUSIC, AudioTrack.MODE_STATIC,
AudioFormat.CHANNEL_CONFIGURATION_MONO,
AudioTrack.STATE_NO_STATIC_DATA);
assertTrue("testConstructorMono16MusicStatic: " + res.mResultLog, res.mResult);
}
//Test case 4: constructor for static AudioTrack, stereo, 16bit at misc valid sample rates
@MediumTest
public void testConstructorStereo16MusicStatic() throws Exception {
TestResults res = constructorTestMultiSampleRate(
AudioManager.STREAM_MUSIC, AudioTrack.MODE_STATIC,
AudioFormat.CHANNEL_CONFIGURATION_STEREO,
AudioTrack.STATE_NO_STATIC_DATA);
assertTrue("testConstructorStereo16MusicStatic: " + res.mResultLog, res.mResult);
}
}
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