| /* |
| * 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 android.media.cts; |
| |
| import android.content.pm.PackageManager; |
| import android.cts.util.CtsAndroidTestCase; |
| import android.media.AudioFormat; |
| import android.media.AudioManager; |
| import android.media.AudioTimestamp; |
| import android.media.AudioTrack; |
| import android.util.Log; |
| import com.android.cts.util.ReportLog; |
| import com.android.cts.util.ResultType; |
| import com.android.cts.util.ResultUnit; |
| |
| import java.nio.ByteOrder; |
| import java.nio.ByteBuffer; |
| import java.nio.ShortBuffer; |
| import java.nio.FloatBuffer; |
| |
| public class AudioTrackTest extends CtsAndroidTestCase { |
| private String TAG = "AudioTrackTest"; |
| private final long WAIT_MSEC = 200; |
| private final int OFFSET_DEFAULT = 0; |
| private final int OFFSET_NEGATIVE = -10; |
| |
| private void log(String testName, String message) { |
| Log.v(TAG, "[" + testName + "] " + message); |
| } |
| |
| private void loge(String testName, String message) { |
| Log.e(TAG, "[" + testName + "] " + message); |
| } |
| |
| // ----------------------------------------------------------------- |
| // private class to hold test results |
| private static 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, int _inTest_format, |
| // 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++) { |
| AudioTrack track = null; |
| try { |
| track = new AudioTrack(_inTest_streamType, testSampleRates[i], _inTest_config, |
| _inTest_format, AudioTrack.getMinBufferSize(testSampleRates[i], |
| _inTest_config, _inTest_format), _inTest_mode); |
| } catch (IllegalArgumentException iae) { |
| Log.e("MediaAudioTrackTest", "[ constructorTestMultiSampleRate ] exception at SR " |
| + testSampleRates[i] + ": \n" + iae); |
| localRes = false; |
| } |
| 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("constructorTestMultiSampleRate", "failed to construct " |
| + "AudioTrack(streamType=" |
| + _inTest_streamType |
| + ", sampleRateInHz=" |
| + testSampleRates[i] |
| + ", channelConfig=" |
| + _inTest_config |
| + ", audioFormat=" |
| + _inTest_format |
| + ", 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(...) for 16bit PCM |
| // ---------------------------------- |
| |
| // Test case 1: constructor for streaming AudioTrack, mono, 16bit at misc |
| // valid sample rates |
| public void testConstructorMono16MusicStream() throws Exception { |
| |
| TestResults res = constructorTestMultiSampleRate(AudioManager.STREAM_MUSIC, |
| AudioTrack.MODE_STREAM, AudioFormat.CHANNEL_CONFIGURATION_MONO, |
| AudioFormat.ENCODING_PCM_16BIT, AudioTrack.STATE_INITIALIZED); |
| |
| assertTrue("testConstructorMono16MusicStream: " + res.mResultLog, res.mResult); |
| } |
| |
| // Test case 2: constructor for streaming AudioTrack, stereo, 16bit at misc |
| // valid sample rates |
| public void testConstructorStereo16MusicStream() throws Exception { |
| |
| TestResults res = constructorTestMultiSampleRate(AudioManager.STREAM_MUSIC, |
| AudioTrack.MODE_STREAM, AudioFormat.CHANNEL_CONFIGURATION_STEREO, |
| AudioFormat.ENCODING_PCM_16BIT, AudioTrack.STATE_INITIALIZED); |
| |
| assertTrue("testConstructorStereo16MusicStream: " + res.mResultLog, res.mResult); |
| } |
| |
| // Test case 3: constructor for static AudioTrack, mono, 16bit at misc valid |
| // sample rates |
| public void testConstructorMono16MusicStatic() throws Exception { |
| |
| TestResults res = constructorTestMultiSampleRate(AudioManager.STREAM_MUSIC, |
| AudioTrack.MODE_STATIC, AudioFormat.CHANNEL_CONFIGURATION_MONO, |
| AudioFormat.ENCODING_PCM_16BIT, 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 |
| public void testConstructorStereo16MusicStatic() throws Exception { |
| |
| TestResults res = constructorTestMultiSampleRate(AudioManager.STREAM_MUSIC, |
| AudioTrack.MODE_STATIC, AudioFormat.CHANNEL_CONFIGURATION_STEREO, |
| AudioFormat.ENCODING_PCM_16BIT, AudioTrack.STATE_NO_STATIC_DATA); |
| |
| assertTrue("testConstructorStereo16MusicStatic: " + res.mResultLog, res.mResult); |
| } |
| |
| // ----------------------------------------------------------------- |
| // AudioTrack constructor and AudioTrack.getMinBufferSize(...) for 8bit PCM |
| // ---------------------------------- |
| |
| // Test case 1: constructor for streaming AudioTrack, mono, 8bit at misc |
| // valid sample rates |
| public void testConstructorMono8MusicStream() throws Exception { |
| |
| TestResults res = constructorTestMultiSampleRate(AudioManager.STREAM_MUSIC, |
| AudioTrack.MODE_STREAM, AudioFormat.CHANNEL_CONFIGURATION_MONO, |
| AudioFormat.ENCODING_PCM_8BIT, AudioTrack.STATE_INITIALIZED); |
| |
| assertTrue("testConstructorMono8MusicStream: " + res.mResultLog, res.mResult); |
| } |
| |
| // Test case 2: constructor for streaming AudioTrack, stereo, 8bit at misc |
| // valid sample rates |
| public void testConstructorStereo8MusicStream() throws Exception { |
| |
| TestResults res = constructorTestMultiSampleRate(AudioManager.STREAM_MUSIC, |
| AudioTrack.MODE_STREAM, AudioFormat.CHANNEL_CONFIGURATION_STEREO, |
| AudioFormat.ENCODING_PCM_8BIT, AudioTrack.STATE_INITIALIZED); |
| |
| assertTrue("testConstructorStereo8MusicStream: " + res.mResultLog, res.mResult); |
| } |
| |
| // Test case 3: constructor for static AudioTrack, mono, 8bit at misc valid |
| // sample rates |
| public void testConstructorMono8MusicStatic() throws Exception { |
| |
| TestResults res = constructorTestMultiSampleRate(AudioManager.STREAM_MUSIC, |
| AudioTrack.MODE_STATIC, AudioFormat.CHANNEL_CONFIGURATION_MONO, |
| AudioFormat.ENCODING_PCM_8BIT, AudioTrack.STATE_NO_STATIC_DATA); |
| |
| assertTrue("testConstructorMono8MusicStatic: " + res.mResultLog, res.mResult); |
| } |
| |
| // Test case 4: constructor for static AudioTrack, stereo, 8bit at misc |
| // valid sample rates |
| public void testConstructorStereo8MusicStatic() throws Exception { |
| |
| TestResults res = constructorTestMultiSampleRate(AudioManager.STREAM_MUSIC, |
| AudioTrack.MODE_STATIC, AudioFormat.CHANNEL_CONFIGURATION_STEREO, |
| AudioFormat.ENCODING_PCM_8BIT, AudioTrack.STATE_NO_STATIC_DATA); |
| |
| assertTrue("testConstructorStereo8MusicStatic: " + res.mResultLog, res.mResult); |
| } |
| |
| // ----------------------------------------------------------------- |
| // AudioTrack constructor for all stream types |
| // ---------------------------------- |
| |
| // Test case 1: constructor for all stream types |
| public void testConstructorStreamType() throws Exception { |
| // constants for test |
| final int TYPE_TEST_SR = 22050; |
| final int TYPE_TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TYPE_TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TYPE_TEST_MODE = AudioTrack.MODE_STREAM; |
| final int[] STREAM_TYPES = { AudioManager.STREAM_ALARM, AudioManager.STREAM_MUSIC, |
| AudioManager.STREAM_NOTIFICATION, AudioManager.STREAM_RING, |
| AudioManager.STREAM_SYSTEM, AudioManager.STREAM_VOICE_CALL }; |
| final String[] STREAM_NAMES = { "STREAM_ALARM", "STREAM_MUSIC", "STREAM_NOTIFICATION", |
| "STREAM_RING", "STREAM_SYSTEM", "STREAM_VOICE_CALL" }; |
| |
| boolean localTestRes = true; |
| AudioTrack track = null; |
| // test: loop constructor on all stream types |
| for (int i = 0; i < STREAM_TYPES.length; i++) { |
| try { |
| // -------- initialization -------------- |
| track = new AudioTrack(STREAM_TYPES[i], TYPE_TEST_SR, TYPE_TEST_CONF, |
| TYPE_TEST_FORMAT, AudioTrack.getMinBufferSize(TYPE_TEST_SR, TYPE_TEST_CONF, |
| TYPE_TEST_FORMAT), TYPE_TEST_MODE); |
| } catch (IllegalArgumentException iae) { |
| loge("testConstructorStreamType", "exception for stream type " + STREAM_NAMES[i] |
| + ": " + iae); |
| localTestRes = false; |
| } |
| // -------- test -------------- |
| if (track != null) { |
| if (track.getState() != AudioTrack.STATE_INITIALIZED) { |
| localTestRes = false; |
| Log.e("MediaAudioTrackTest", |
| "[ testConstructorStreamType ] failed for stream type " |
| + STREAM_NAMES[i]); |
| } |
| // -------- tear down -------------- |
| track.release(); |
| } else { |
| localTestRes = false; |
| } |
| } |
| |
| assertTrue("testConstructorStreamType", localTestRes); |
| } |
| |
| // ----------------------------------------------------------------- |
| // Playback head position |
| // ---------------------------------- |
| |
| // Test case 1: getPlaybackHeadPosition() at 0 after initialization |
| public void testPlaybackHeadPositionAfterInit() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testPlaybackHeadPositionAfterInit"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT), TEST_MODE); |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.getPlaybackHeadPosition() == 0); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 2: getPlaybackHeadPosition() increases after play() |
| public void testPlaybackHeadPositionIncrease() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testPlaybackHeadPositionIncrease"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.play(); |
| Thread.sleep(100); |
| log(TEST_NAME, "position =" + track.getPlaybackHeadPosition()); |
| assertTrue(TEST_NAME, track.getPlaybackHeadPosition() > 0); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 3: getPlaybackHeadPosition() is 0 after flush(); |
| public void testPlaybackHeadPositionAfterFlush() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testPlaybackHeadPositionAfterFlush"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.play(); |
| Thread.sleep(WAIT_MSEC); |
| track.stop(); |
| track.flush(); |
| log(TEST_NAME, "position =" + track.getPlaybackHeadPosition()); |
| assertTrue(TEST_NAME, track.getPlaybackHeadPosition() == 0); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 3: getPlaybackHeadPosition() is 0 after stop(); |
| public void testPlaybackHeadPositionAfterStop() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testPlaybackHeadPositionAfterStop"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| final int TEST_LOOP_CNT = 10; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.play(); |
| Thread.sleep(WAIT_MSEC); |
| track.stop(); |
| int count = 0; |
| int pos; |
| do { |
| Thread.sleep(WAIT_MSEC); |
| pos = track.getPlaybackHeadPosition(); |
| count++; |
| } while((pos != 0) && (count < TEST_LOOP_CNT)); |
| log(TEST_NAME, "position =" + pos + ", read count ="+count); |
| assertTrue(TEST_NAME, pos == 0); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 4: getPlaybackHeadPosition() is > 0 after play(); pause(); |
| public void testPlaybackHeadPositionAfterPause() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testPlaybackHeadPositionAfterPause"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.play(); |
| Thread.sleep(100); |
| track.pause(); |
| int pos = track.getPlaybackHeadPosition(); |
| log(TEST_NAME, "position =" + pos); |
| assertTrue(TEST_NAME, pos > 0); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 5: getPlaybackHeadPosition() remains 0 after pause(); flush(); play(); |
| public void testPlaybackHeadPositionAfterFlushAndPlay() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testPlaybackHeadPositionAfterFlushAndPlay"; |
| final int TEST_CONF = AudioFormat.CHANNEL_OUT_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| final int TEST_SR = AudioTrack.getNativeOutputSampleRate(TEST_STREAM_TYPE); |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.play(); |
| Thread.sleep(100); |
| track.pause(); |
| |
| int pos = track.getPlaybackHeadPosition(); |
| log(TEST_NAME, "position after pause =" + pos); |
| assertTrue(TEST_NAME, pos > 0); |
| |
| track.flush(); |
| pos = track.getPlaybackHeadPosition(); |
| log(TEST_NAME, "position after flush =" + pos); |
| assertTrue(TEST_NAME, pos == 0); |
| |
| track.play(); |
| pos = track.getPlaybackHeadPosition(); |
| log(TEST_NAME, "position after play =" + pos); |
| assertTrue(TEST_NAME, pos == 0); |
| |
| Thread.sleep(100); |
| pos = track.getPlaybackHeadPosition(); |
| log(TEST_NAME, "position after 100 ms sleep =" + pos); |
| assertTrue(TEST_NAME, pos == 0); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // ----------------------------------------------------------------- |
| // Playback properties |
| // ---------------------------------- |
| |
| // Common code for the testSetStereoVolume* and testSetVolume* tests |
| private void testSetVolumeCommon(String testName, float vol, boolean isStereo) throws Exception { |
| // constants for test |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.play(); |
| if (isStereo) { |
| // TODO to really test this, do a pan instead of using same value for left and right |
| assertTrue(testName, track.setStereoVolume(vol, vol) == AudioTrack.SUCCESS); |
| } else { |
| assertTrue(testName, track.setVolume(vol) == AudioTrack.SUCCESS); |
| } |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 1: setStereoVolume() with max volume returns SUCCESS |
| public void testSetStereoVolumeMax() throws Exception { |
| final String TEST_NAME = "testSetStereoVolumeMax"; |
| float maxVol = AudioTrack.getMaxVolume(); |
| testSetVolumeCommon(TEST_NAME, maxVol, true /*isStereo*/); |
| } |
| |
| // Test case 2: setStereoVolume() with min volume returns SUCCESS |
| public void testSetStereoVolumeMin() throws Exception { |
| final String TEST_NAME = "testSetStereoVolumeMin"; |
| float minVol = AudioTrack.getMinVolume(); |
| testSetVolumeCommon(TEST_NAME, minVol, true /*isStereo*/); |
| } |
| |
| // Test case 3: setStereoVolume() with mid volume returns SUCCESS |
| public void testSetStereoVolumeMid() throws Exception { |
| final String TEST_NAME = "testSetStereoVolumeMid"; |
| float midVol = (AudioTrack.getMaxVolume() - AudioTrack.getMinVolume()) / 2; |
| testSetVolumeCommon(TEST_NAME, midVol, true /*isStereo*/); |
| } |
| |
| // Test case 4: setPlaybackRate() with half the content rate returns SUCCESS |
| public void testSetPlaybackRate() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetPlaybackRate"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| track.play(); |
| assertTrue(TEST_NAME, track.setPlaybackRate((int) (TEST_SR / 2)) == AudioTrack.SUCCESS); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 5: setPlaybackRate(0) returns bad value error |
| public void testSetPlaybackRateZero() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetPlaybackRateZero"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| minBuffSize, TEST_MODE); |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.setPlaybackRate(0) == AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 6: setPlaybackRate() accepts values twice the output sample |
| // rate |
| public void testSetPlaybackRateTwiceOutputSR() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetPlaybackRateTwiceOutputSR"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| int outputSR = AudioTrack.getNativeOutputSampleRate(TEST_STREAM_TYPE); |
| // -------- test -------------- |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| track.play(); |
| assertTrue(TEST_NAME, track.setPlaybackRate(2 * outputSR) == AudioTrack.SUCCESS); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 7: setPlaybackRate() and retrieve value, should be the same for |
| // half the content SR |
| public void testSetGetPlaybackRate() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetGetPlaybackRate"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_STEREO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| track.play(); |
| track.setPlaybackRate((int) (TEST_SR / 2)); |
| assertTrue(TEST_NAME, track.getPlaybackRate() == (int) (TEST_SR / 2)); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 8: setPlaybackRate() invalid operation if track not initialized |
| public void testSetPlaybackRateUninit() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetPlaybackRateUninit"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STATIC; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| minBuffSize, TEST_MODE); |
| // -------- test -------------- |
| assertEquals(TEST_NAME, AudioTrack.STATE_NO_STATIC_DATA, track.getState()); |
| assertEquals(TEST_NAME, AudioTrack.ERROR_INVALID_OPERATION, |
| track.setPlaybackRate(TEST_SR / 2)); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 9: setVolume() with max volume returns SUCCESS |
| public void testSetVolumeMax() throws Exception { |
| final String TEST_NAME = "testSetVolumeMax"; |
| float maxVol = AudioTrack.getMaxVolume(); |
| testSetVolumeCommon(TEST_NAME, maxVol, false /*isStereo*/); |
| } |
| |
| // Test case 10: setVolume() with min volume returns SUCCESS |
| public void testSetVolumeMin() throws Exception { |
| final String TEST_NAME = "testSetVolumeMin"; |
| float minVol = AudioTrack.getMinVolume(); |
| testSetVolumeCommon(TEST_NAME, minVol, false /*isStereo*/); |
| } |
| |
| // Test case 11: setVolume() with mid volume returns SUCCESS |
| public void testSetVolumeMid() throws Exception { |
| final String TEST_NAME = "testSetVolumeMid"; |
| float midVol = (AudioTrack.getMaxVolume() - AudioTrack.getMinVolume()) / 2; |
| testSetVolumeCommon(TEST_NAME, midVol, false /*isStereo*/); |
| } |
| |
| // ----------------------------------------------------------------- |
| // Playback progress |
| // ---------------------------------- |
| |
| // Test case 1: setPlaybackHeadPosition() on playing track |
| public void testSetPlaybackHeadPositionPlaying() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetPlaybackHeadPositionPlaying"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.play(); |
| assertTrue(TEST_NAME, |
| track.setPlaybackHeadPosition(10) == AudioTrack.ERROR_INVALID_OPERATION); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 2: setPlaybackHeadPosition() on stopped track |
| public void testSetPlaybackHeadPositionStopped() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetPlaybackHeadPositionStopped"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STATIC; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertEquals(TEST_NAME, AudioTrack.STATE_NO_STATIC_DATA, track.getState()); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertEquals(TEST_NAME, AudioTrack.STATE_INITIALIZED, track.getState()); |
| track.play(); |
| track.stop(); |
| assertEquals(TEST_NAME, AudioTrack.PLAYSTATE_STOPPED, track.getPlayState()); |
| assertEquals(TEST_NAME, AudioTrack.SUCCESS, track.setPlaybackHeadPosition(10)); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 3: setPlaybackHeadPosition() on paused track |
| public void testSetPlaybackHeadPositionPaused() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetPlaybackHeadPositionPaused"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STATIC; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertEquals(TEST_NAME, AudioTrack.STATE_NO_STATIC_DATA, track.getState()); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertEquals(TEST_NAME, AudioTrack.STATE_INITIALIZED, track.getState()); |
| track.play(); |
| track.pause(); |
| assertEquals(TEST_NAME, AudioTrack.PLAYSTATE_PAUSED, track.getPlayState()); |
| assertEquals(TEST_NAME, AudioTrack.SUCCESS, track.setPlaybackHeadPosition(10)); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 4: setPlaybackHeadPosition() beyond what has been written |
| public void testSetPlaybackHeadPositionTooFar() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetPlaybackHeadPositionTooFar"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STATIC; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // make up a frame index that's beyond what has been written: go from |
| // buffer size to frame |
| // count (given the audio track properties), and add 77. |
| int frameIndexTooFar = (2 * minBuffSize / 2) + 77; |
| // -------- test -------------- |
| assertEquals(TEST_NAME, AudioTrack.STATE_NO_STATIC_DATA, track.getState()); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertEquals(TEST_NAME, AudioTrack.STATE_INITIALIZED, track.getState()); |
| track.play(); |
| track.stop(); |
| assertEquals(TEST_NAME, AudioTrack.PLAYSTATE_STOPPED, track.getPlayState()); |
| assertEquals(TEST_NAME, AudioTrack.ERROR_BAD_VALUE, |
| track.setPlaybackHeadPosition(frameIndexTooFar)); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 5: setLoopPoints() fails for MODE_STREAM |
| public void testSetLoopPointsStream() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetLoopPointsStream"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.setLoopPoints(2, 50, 2) == AudioTrack.ERROR_INVALID_OPERATION); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 6: setLoopPoints() fails start > end |
| public void testSetLoopPointsStartAfterEnd() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetLoopPointsStartAfterEnd"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STATIC; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.setLoopPoints(50, 0, 2) == AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 6: setLoopPoints() success |
| public void testSetLoopPointsSuccess() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetLoopPointsSuccess"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STATIC; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.setLoopPoints(0, 50, 2) == AudioTrack.SUCCESS); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 7: setLoopPoints() fails with loop length bigger than content |
| public void testSetLoopPointsLoopTooLong() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetLoopPointsLoopTooLong"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STATIC; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| int dataSizeInFrames = minBuffSize / 2; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_NO_STATIC_DATA); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.setLoopPoints(10, dataSizeInFrames + 20, 2) == |
| AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 8: setLoopPoints() fails with start beyond what can be written |
| // for the track |
| public void testSetLoopPointsStartTooFar() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetLoopPointsStartTooFar"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STATIC; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| int dataSizeInFrames = minBuffSize / 2;// 16bit data |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_NO_STATIC_DATA); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, |
| track.setLoopPoints(dataSizeInFrames + 20, dataSizeInFrames + 50, 2) == |
| AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 9: setLoopPoints() fails with end beyond what can be written |
| // for the track |
| public void testSetLoopPointsEndTooFar() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testSetLoopPointsEndTooFar"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STATIC; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| int dataSizeInFrames = minBuffSize / 2;// 16bit data |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_NO_STATIC_DATA); |
| track.write(data, OFFSET_DEFAULT, data.length); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| int loopCount = 2; |
| assertTrue(TEST_NAME, |
| track.setLoopPoints(dataSizeInFrames - 10, dataSizeInFrames + 50, loopCount) == |
| AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // ----------------------------------------------------------------- |
| // Audio data supply |
| // ---------------------------------- |
| |
| // Test case 1: write() fails when supplying less data (bytes) than declared |
| public void testWriteByteOffsetTooBig() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteByteOffsetTooBig"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| int offset = 10; |
| assertTrue(TEST_NAME, track.write(data, offset, data.length) == AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 2: write() fails when supplying less data (shorts) than |
| // declared |
| public void testWriteShortOffsetTooBig() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteShortOffsetTooBig"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| short data[] = new short[minBuffSize / 2]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| int offset = 10; |
| assertTrue(TEST_NAME, track.write(data, offset, data.length) |
| == AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 3: write() fails when supplying less data (bytes) than declared |
| public void testWriteByteSizeTooBig() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteByteSizeTooBig"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.write(data, OFFSET_DEFAULT, data.length + 10) |
| == AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 4: write() fails when supplying less data (shorts) than |
| // declared |
| public void testWriteShortSizeTooBig() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteShortSizeTooBig"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| short data[] = new short[minBuffSize / 2]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.write(data, OFFSET_DEFAULT, data.length + 10) |
| == AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 5: write() fails with negative offset |
| public void testWriteByteNegativeOffset() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteByteNegativeOffset"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.write(data, OFFSET_NEGATIVE, data.length - 10) == |
| AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 6: write() fails with negative offset |
| public void testWriteShortNegativeOffset() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteShortNegativeOffset"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| short data[] = new short[minBuffSize / 2]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, |
| track.write(data, OFFSET_NEGATIVE, data.length - 10) == AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 7: write() fails with negative size |
| public void testWriteByteNegativeSize() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteByteNegativeSize"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| int dataLength = -10; |
| assertTrue(TEST_NAME, track.write(data, OFFSET_DEFAULT, dataLength) |
| == AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 8: write() fails with negative size |
| public void testWriteShortNegativeSize() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteShortNegativeSize"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| short data[] = new short[minBuffSize / 2]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| int dataLength = -10; |
| assertTrue(TEST_NAME, track.write(data, OFFSET_DEFAULT, dataLength) |
| == AudioTrack.ERROR_BAD_VALUE); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 9: write() succeeds and returns the size that was written for |
| // 16bit |
| public void testWriteByte() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteByte"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.write(data, OFFSET_DEFAULT, data.length) == data.length); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 10: write() succeeds and returns the size that was written for |
| // 16bit |
| public void testWriteShort() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteShort"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| short data[] = new short[minBuffSize / 2]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertTrue(TEST_NAME, track.write(data, OFFSET_DEFAULT, data.length) == data.length); |
| track.flush(); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 11: write() succeeds and returns the size that was written for |
| // 8bit |
| public void testWriteByte8bit() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteByte8bit"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_8BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| byte data[] = new byte[minBuffSize]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertEquals(TEST_NAME, data.length, track.write(data, OFFSET_DEFAULT, data.length)); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // Test case 12: write() succeeds and returns the size that was written for |
| // 8bit |
| public void testWriteShort8bit() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testWriteShort8bit"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_8BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| 2 * minBuffSize, TEST_MODE); |
| short data[] = new short[minBuffSize / 2]; |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| assertEquals(TEST_NAME, data.length, track.write(data, OFFSET_DEFAULT, data.length)); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| // ----------------------------------------------------------------- |
| // Getters |
| // ---------------------------------- |
| |
| // Test case 1: getMinBufferSize() return ERROR_BAD_VALUE if SR < 4000 |
| public void testGetMinBufferSizeTooLowSR() throws Exception { |
| // constant for test |
| final String TEST_NAME = "testGetMinBufferSizeTooLowSR"; |
| final int TEST_SR = 3999; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_8BIT; |
| |
| // -------- initialization & test -------------- |
| assertTrue(TEST_NAME, AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT) == |
| AudioTrack.ERROR_BAD_VALUE); |
| } |
| |
| // Test case 2: getMinBufferSize() return ERROR_BAD_VALUE if sample rate too high |
| public void testGetMinBufferSizeTooHighSR() throws Exception { |
| // constant for test |
| final String TEST_NAME = "testGetMinBufferSizeTooHighSR"; |
| // FIXME need an API to retrieve AudioTrack.SAMPLE_RATE_HZ_MAX |
| final int TEST_SR = 96001; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_8BIT; |
| |
| // -------- initialization & test -------------- |
| assertTrue(TEST_NAME, AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT) == |
| AudioTrack.ERROR_BAD_VALUE); |
| } |
| |
| public void testAudioTrackProperties() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testAudioTrackProperties"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_8BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int minBuffSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| MockAudioTrack track = new MockAudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, |
| TEST_FORMAT, 2 * minBuffSize, TEST_MODE); |
| assertEquals(TEST_NAME, AudioTrack.STATE_INITIALIZED, track.getState()); |
| assertEquals(TEST_NAME, TEST_FORMAT, track.getAudioFormat()); |
| assertEquals(TEST_NAME, TEST_CONF, track.getChannelConfiguration()); |
| assertEquals(TEST_NAME, TEST_SR, track.getSampleRate()); |
| assertEquals(TEST_NAME, TEST_STREAM_TYPE, track.getStreamType()); |
| final int hannelCount = 1; |
| assertEquals(hannelCount, track.getChannelCount()); |
| final int notificationMarkerPosition = 0; |
| assertEquals(TEST_NAME, notificationMarkerPosition, track.getNotificationMarkerPosition()); |
| final int markerInFrames = 2; |
| assertEquals(TEST_NAME, AudioTrack.SUCCESS, |
| track.setNotificationMarkerPosition(markerInFrames)); |
| assertEquals(TEST_NAME, markerInFrames, track.getNotificationMarkerPosition()); |
| final int positionNotificationPeriod = 0; |
| assertEquals(TEST_NAME, positionNotificationPeriod, track.getPositionNotificationPeriod()); |
| final int periodInFrames = 2; |
| assertEquals(TEST_NAME, AudioTrack.SUCCESS, |
| track.setPositionNotificationPeriod(periodInFrames)); |
| assertEquals(TEST_NAME, periodInFrames, track.getPositionNotificationPeriod()); |
| track.setState(AudioTrack.STATE_NO_STATIC_DATA); |
| assertEquals(TEST_NAME, AudioTrack.STATE_NO_STATIC_DATA, track.getState()); |
| track.setState(AudioTrack.STATE_UNINITIALIZED); |
| assertEquals(TEST_NAME, AudioTrack.STATE_UNINITIALIZED, track.getState()); |
| int frameCount = 2 * minBuffSize; |
| if (TEST_CONF == AudioFormat.CHANNEL_CONFIGURATION_STEREO) { |
| frameCount /= 2; |
| } |
| if (TEST_FORMAT == AudioFormat.ENCODING_PCM_16BIT) { |
| frameCount /= 2; |
| } |
| assertTrue(TEST_NAME, track.getNativeFrameCount() >= frameCount); |
| } |
| |
| public void testReloadStaticData() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testReloadStaticData"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_CONFIGURATION_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_8BIT; |
| final int TEST_MODE = AudioTrack.MODE_STATIC; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| // -------- initialization -------------- |
| int bufferSize = AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| byte data[] = createSoundDataInByteArray(bufferSize, TEST_SR, 1024); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| bufferSize, TEST_MODE); |
| // -------- test -------------- |
| track.write(data, OFFSET_DEFAULT, bufferSize); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| track.play(); |
| Thread.sleep(WAIT_MSEC); |
| track.stop(); |
| Thread.sleep(WAIT_MSEC); |
| assertEquals(TEST_NAME, AudioTrack.SUCCESS, track.reloadStaticData()); |
| track.play(); |
| Thread.sleep(WAIT_MSEC); |
| track.stop(); |
| // -------- tear down -------------- |
| track.release(); |
| } |
| |
| public static byte[] createSoundDataInByteArray(int bufferSamples, final int sampleRate, |
| final double frequency) { |
| final double rad = 2 * Math.PI * frequency / sampleRate; |
| byte[] vai = new byte[bufferSamples]; |
| for (int j = 0; j < vai.length; j++) { |
| int unsigned = (int)(Math.sin(j * rad) * Byte.MAX_VALUE) + Byte.MAX_VALUE & 0xFF; |
| vai[j] = (byte) unsigned; |
| } |
| return vai; |
| } |
| |
| public static short[] createSoundDataInShortArray(int bufferSamples, final int sampleRate, |
| final double frequency) { |
| final double rad = 2 * Math.PI * frequency / sampleRate; |
| short[] vai = new short[bufferSamples]; |
| for (int j = 0; j < vai.length; j++) { |
| vai[j] = (short)(Math.sin(j * rad) * Short.MAX_VALUE); |
| } |
| return vai; |
| } |
| |
| public static float[] createSoundDataInFloatArray(int bufferSamples, final int sampleRate, |
| final double frequency) { |
| final double rad = 2 * Math.PI * frequency / sampleRate; |
| float[] vaf = new float[bufferSamples]; |
| for (int j = 0; j < vaf.length; j++) { |
| vaf[j] = (float)(Math.sin(j * rad)); |
| } |
| return vaf; |
| } |
| |
| public void testPlayStreamData() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testPlayStreamData"; |
| final int TEST_FORMAT_ARRAY[] = { // should hear 40 increasing frequency tones, 3 times |
| AudioFormat.ENCODING_PCM_8BIT, |
| AudioFormat.ENCODING_PCM_16BIT, |
| AudioFormat.ENCODING_PCM_FLOAT, |
| }; |
| final int TEST_SR_ARRAY[] = { |
| 4000, |
| 22050, |
| 44100, |
| 48000, |
| 96000, |
| }; |
| final int TEST_CONF_ARRAY[] = { |
| AudioFormat.CHANNEL_OUT_MONO, // 1.0 |
| AudioFormat.CHANNEL_OUT_STEREO, // 2.0 |
| AudioFormat.CHANNEL_OUT_STEREO | AudioFormat.CHANNEL_OUT_FRONT_CENTER, // 3.0 |
| AudioFormat.CHANNEL_OUT_QUAD, // 4.0 |
| AudioFormat.CHANNEL_OUT_QUAD | AudioFormat.CHANNEL_OUT_FRONT_CENTER, // 5.0 |
| AudioFormat.CHANNEL_OUT_5POINT1, // 5.1 |
| AudioFormat.CHANNEL_OUT_5POINT1 | AudioFormat.CHANNEL_OUT_BACK_CENTER, // 6.1 |
| AudioFormat.CHANNEL_OUT_7POINT1_SURROUND, // 7.1 |
| }; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| for (int TEST_FORMAT : TEST_FORMAT_ARRAY) { |
| double frequency = 400; // frequency changes for each test |
| for (int TEST_SR : TEST_SR_ARRAY) { |
| for (int TEST_CONF : TEST_CONF_ARRAY) { |
| // -------- initialization -------------- |
| final int minBufferSize = AudioTrack.getMinBufferSize(TEST_SR, |
| TEST_CONF, TEST_FORMAT); // in bytes |
| final int bufferSamples = 12 * minBufferSize |
| / AudioFormat.getBytesPerSample(TEST_FORMAT); |
| final int channelCount = Integer.bitCount(TEST_CONF); |
| final double testFrequency = frequency / channelCount; |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, |
| TEST_CONF, TEST_FORMAT, minBufferSize, TEST_MODE); |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| boolean hasPlayed = false; |
| int written = 0; |
| |
| // -------- test -------------- |
| switch (TEST_FORMAT) { |
| case AudioFormat.ENCODING_PCM_8BIT: { |
| byte data[] = createSoundDataInByteArray( |
| bufferSamples, TEST_SR, |
| testFrequency); |
| while (written < data.length) { |
| int ret = track.write(data, written, |
| Math.min(data.length - written, minBufferSize)); |
| assertTrue(TEST_NAME, ret >= 0); |
| written += ret; |
| if (!hasPlayed) { |
| track.play(); |
| hasPlayed = true; |
| } |
| } |
| } break; |
| case AudioFormat.ENCODING_PCM_16BIT: { |
| short data[] = createSoundDataInShortArray( |
| bufferSamples, TEST_SR, |
| testFrequency); |
| while (written < data.length) { |
| int ret = track.write(data, written, |
| Math.min(data.length - written, minBufferSize)); |
| assertTrue(TEST_NAME, ret >= 0); |
| written += ret; |
| if (!hasPlayed) { |
| track.play(); |
| hasPlayed = true; |
| } |
| } |
| } break; |
| case AudioFormat.ENCODING_PCM_FLOAT: { |
| float data[] = createSoundDataInFloatArray( |
| bufferSamples, TEST_SR, |
| testFrequency); |
| while (written < data.length) { |
| int ret = track.write(data, written, |
| Math.min(data.length - written, minBufferSize), |
| AudioTrack.WRITE_BLOCKING); |
| assertTrue(TEST_NAME, ret >= 0); |
| written += ret; |
| if (!hasPlayed) { |
| track.play(); |
| hasPlayed = true; |
| } |
| } |
| } break; |
| } |
| |
| Thread.sleep(WAIT_MSEC); |
| track.stop(); |
| Thread.sleep(WAIT_MSEC); |
| // -------- tear down -------------- |
| track.release(); |
| frequency += 70; // increment test tone frequency |
| } |
| } |
| } |
| } |
| |
| public void testPlayStreamByteBuffer() throws Exception { |
| // constants for test |
| final String TEST_NAME = "testPlayStreamByteBuffer"; |
| final int TEST_FORMAT_ARRAY[] = { // should hear 4 tones played 3 times |
| AudioFormat.ENCODING_PCM_8BIT, |
| AudioFormat.ENCODING_PCM_16BIT, |
| AudioFormat.ENCODING_PCM_FLOAT, |
| }; |
| final int TEST_SR_ARRAY[] = { |
| 48000, |
| }; |
| final int TEST_CONF_ARRAY[] = { |
| AudioFormat.CHANNEL_OUT_STEREO, |
| }; |
| final int TEST_WRITE_MODE_ARRAY[] = { |
| AudioTrack.WRITE_BLOCKING, |
| AudioTrack.WRITE_NON_BLOCKING, |
| }; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| |
| for (int TEST_FORMAT : TEST_FORMAT_ARRAY) { |
| double frequency = 800; // frequency changes for each test |
| for (int TEST_SR : TEST_SR_ARRAY) { |
| for (int TEST_CONF : TEST_CONF_ARRAY) { |
| for (int TEST_WRITE_MODE : TEST_WRITE_MODE_ARRAY) { |
| for (int useDirect = 0; useDirect < 2; ++useDirect) { |
| // -------- initialization -------------- |
| int minBufferSize = AudioTrack.getMinBufferSize(TEST_SR, |
| TEST_CONF, TEST_FORMAT); // in bytes |
| int bufferSize = 12 * minBufferSize; |
| int bufferSamples = bufferSize |
| / AudioFormat.getBytesPerSample(TEST_FORMAT); |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, |
| TEST_CONF, TEST_FORMAT, minBufferSize, TEST_MODE); |
| assertTrue(TEST_NAME, |
| track.getState() == AudioTrack.STATE_INITIALIZED); |
| boolean hasPlayed = false; |
| int written = 0; |
| ByteBuffer bb = (useDirect == 1) |
| ? ByteBuffer.allocateDirect(bufferSize) |
| : ByteBuffer.allocate(bufferSize); |
| bb.order(java.nio.ByteOrder.nativeOrder()); |
| |
| // -------- test -------------- |
| switch (TEST_FORMAT) { |
| case AudioFormat.ENCODING_PCM_8BIT: { |
| byte data[] = createSoundDataInByteArray( |
| bufferSamples, TEST_SR, |
| frequency); |
| bb.put(data); |
| bb.flip(); |
| } break; |
| case AudioFormat.ENCODING_PCM_16BIT: { |
| short data[] = createSoundDataInShortArray( |
| bufferSamples, TEST_SR, |
| frequency); |
| ShortBuffer sb = bb.asShortBuffer(); |
| sb.put(data); |
| bb.limit(sb.limit() * 2); |
| } break; |
| case AudioFormat.ENCODING_PCM_FLOAT: { |
| float data[] = createSoundDataInFloatArray( |
| bufferSamples, TEST_SR, |
| frequency); |
| FloatBuffer fb = bb.asFloatBuffer(); |
| fb.put(data); |
| bb.limit(fb.limit() * 4); |
| } break; |
| } |
| |
| while (written < bufferSize) { |
| int ret = track.write(bb, |
| Math.min(bufferSize - written, minBufferSize), |
| TEST_WRITE_MODE); |
| assertTrue(TEST_NAME, ret >= 0); |
| written += ret; |
| if (!hasPlayed) { |
| track.play(); |
| hasPlayed = true; |
| } |
| } |
| |
| Thread.sleep(WAIT_MSEC); |
| track.stop(); |
| Thread.sleep(WAIT_MSEC); |
| // -------- tear down -------------- |
| track.release(); |
| frequency += 200; // increment test tone frequency |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| private boolean hasAudioOutput() { |
| return getContext().getPackageManager() |
| .hasSystemFeature(PackageManager.FEATURE_AUDIO_OUTPUT); |
| } |
| |
| public void testGetTimestamp() throws Exception { |
| if (!hasAudioOutput()) { |
| return; |
| } |
| |
| // constants for test |
| final String TEST_NAME = "testGetTimestamp"; |
| final int TEST_SR = 22050; |
| final int TEST_CONF = AudioFormat.CHANNEL_OUT_MONO; |
| final int TEST_FORMAT = AudioFormat.ENCODING_PCM_16BIT; |
| final int TEST_MODE = AudioTrack.MODE_STREAM; |
| final int TEST_STREAM_TYPE = AudioManager.STREAM_MUSIC; |
| final int TEST_LOOP_CNT = 10; |
| // For jitter we allow 30 msec in frames. This is a large margin. |
| // Often this is just 0 or 1 frames, but that can depend on hardware. |
| final int TEST_JITTER_FRAMES_ALLOWED = TEST_SR * 30 / 1000; |
| |
| // -------- initialization -------------- |
| final int bytesPerFrame = |
| AudioFormat.getBytesPerSample(TEST_FORMAT) |
| * AudioFormat.channelCountFromOutChannelMask(TEST_CONF); |
| final int minBufferSizeInBytes = |
| AudioTrack.getMinBufferSize(TEST_SR, TEST_CONF, TEST_FORMAT); |
| final int bufferSizeInBytes = minBufferSizeInBytes * 3; |
| byte[] data = new byte[bufferSizeInBytes]; |
| AudioTrack track = new AudioTrack(TEST_STREAM_TYPE, TEST_SR, TEST_CONF, TEST_FORMAT, |
| minBufferSizeInBytes, TEST_MODE); |
| // -------- test -------------- |
| assertTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED); |
| |
| AudioTimestamp timestamp = new AudioTimestamp(); |
| boolean hasPlayed = false; |
| |
| long framesWritten = 0, lastFramesPresented = 0, lastFramesPresentedAt = 0; |
| int cumulativeJitterCount = 0; |
| float cumulativeJitter = 0; |
| float maxJitter = 0; |
| for (int i = 0; i < TEST_LOOP_CNT; i++) { |
| final long writeTime = System.nanoTime(); |
| |
| for (int written = 0; written < data.length;) { |
| int ret = track.write(data, written, |
| Math.min(data.length - written, minBufferSizeInBytes)); |
| assertTrue(TEST_NAME, ret >= 0); |
| written += ret; |
| if (!hasPlayed) { |
| track.play(); |
| hasPlayed = true; |
| } |
| } |
| framesWritten += data.length / bytesPerFrame; |
| |
| // track.getTimestamp may return false if there are no physical HAL outputs. |
| // This may occur on TV devices without connecting an HDMI monitor. |
| // It may also be true immediately after start-up, as the mixing thread could |
| // be idle, but since we've already pushed much more than the minimum buffer size, |
| // that is unlikely. |
| // Nevertheless, we don't want to have unnecessary failures, so we ignore the |
| // first iteration if we don't get a timestamp. |
| final boolean result = track.getTimestamp(timestamp); |
| assertTrue(TEST_NAME, result || i == 0); |
| if (!result) { |
| continue; |
| } |
| |
| final long framesPresented = timestamp.framePosition; |
| final long framesPresentedAt = timestamp.nanoTime; |
| |
| // We read timestamp here to ensure that seen is greater than presented. |
| // This is an "on-the-fly" read without pausing because pausing may cause the |
| // timestamp to become stale and affect our jitter measurements. |
| final int framesSeen = track.getPlaybackHeadPosition(); |
| assertTrue(TEST_NAME, framesWritten >= framesSeen); |
| assertTrue(TEST_NAME, framesSeen >= framesPresented); |
| |
| if (i > 1) { // need delta info from previous iteration (skipping first) |
| final long deltaFrames = framesPresented - lastFramesPresented; |
| final long deltaTime = framesPresentedAt - lastFramesPresentedAt; |
| final long NANOSECONDS_PER_SECOND = 1000000000; |
| final long expectedFrames = deltaTime * TEST_SR / NANOSECONDS_PER_SECOND; |
| final long jitterFrames = Math.abs(deltaFrames - expectedFrames); |
| |
| //Log.d(TAG, "framesWritten(" + framesWritten |
| // + ") framesSeen(" + framesSeen |
| // + ") framesPresented(" + framesPresented |
| // + ") jitter(" + jitterFrames + ")"); |
| |
| // We check that the timestamp position is reasonably accurate. |
| assertTrue(TEST_NAME, deltaTime >= 0); |
| assertTrue(TEST_NAME, deltaFrames >= 0); |
| if (i > 2) { |
| // The first two periods may have inherent jitter as the audio pipe |
| // is filling up. We check jitter only after that. |
| assertTrue(TEST_NAME, jitterFrames < TEST_JITTER_FRAMES_ALLOWED); |
| cumulativeJitter += jitterFrames; |
| cumulativeJitterCount++; |
| if (jitterFrames > maxJitter) { |
| maxJitter = jitterFrames; |
| } |
| } |
| |
| //Log.d(TAG, "lastFramesPresentedAt(" + lastFramesPresentedAt |
| // + ") writeTime(" + writeTime |
| // + ") framesPresentedAt(" + framesPresentedAt + ")"); |
| |
| // We check that the timestamp time is reasonably current. |
| assertTrue(TEST_NAME, framesPresentedAt >= writeTime); |
| assertTrue(TEST_NAME, writeTime >= lastFramesPresentedAt); |
| } |
| lastFramesPresented = framesPresented; |
| lastFramesPresentedAt = framesPresentedAt; |
| } |
| // Full drain. |
| Thread.sleep(WAIT_MSEC); |
| track.stop(); |
| Thread.sleep(WAIT_MSEC); |
| track.release(); |
| // Log the average jitter |
| if (cumulativeJitterCount > 0) { |
| ReportLog log = getReportLog(); |
| final float averageJitterInFrames = cumulativeJitter / cumulativeJitterCount; |
| final float averageJitterInMs = averageJitterInFrames * 1000 / TEST_SR; |
| final float maxJitterInMs = maxJitter * 1000 / TEST_SR; |
| // ReportLog needs at least one Value and Summary. |
| log.printValue("Maximum Jitter", maxJitterInMs, |
| ResultType.LOWER_BETTER, ResultUnit.MS); |
| log.printSummary("Average Jitter", averageJitterInMs, |
| ResultType.LOWER_BETTER, ResultUnit.MS); |
| } |
| } |
| |
| /* Do not run in JB-MR1. will be re-opened in the next platform release. |
| public void testResourceLeakage() throws Exception { |
| final int BUFFER_SIZE = 600 * 1024; |
| ByteBuffer data = ByteBuffer.allocate(BUFFER_SIZE); |
| for (int i = 0; i < 10; i++) { |
| Log.i(TAG, "testResourceLeakage round " + i); |
| data.rewind(); |
| AudioTrack track = new AudioTrack(AudioManager.STREAM_VOICE_CALL, |
| 44100, |
| AudioFormat.CHANNEL_OUT_STEREO, |
| AudioFormat.ENCODING_PCM_16BIT, |
| data.capacity(), |
| AudioTrack.MODE_STREAM); |
| assertTrue(track != null); |
| track.write(data.array(), 0, data.capacity()); |
| track.play(); |
| Thread.sleep(100); |
| track.stop(); |
| track.release(); |
| } |
| } |
| */ |
| |
| private class MockAudioTrack extends AudioTrack { |
| |
| public MockAudioTrack(int streamType, int sampleRateInHz, int channelConfig, |
| int audioFormat, int bufferSizeInBytes, int mode) throws IllegalArgumentException { |
| super(streamType, sampleRateInHz, channelConfig, audioFormat, bufferSizeInBytes, mode); |
| } |
| |
| public void setState(int state) { |
| super.setState(state); |
| } |
| |
| public int getNativeFrameCount() { |
| return super.getNativeFrameCount(); |
| } |
| } |
| |
| } |