Examples with AudioTrack android.media.AudioTrack used on opensource projects

Example 31 with AudioTrack

use of android.media.AudioTrack in project android_frameworks_base by ResurrectionRemix.

the class MediaAudioTrackTest method testSetLoopPointsEndTooFar.

//Test case 9: setLoopPoints() fails with end beyond what can be written for the track
@LargeTest
public void testSetLoopPointsEndTooFar() throws Exception {
    // constants for test
    final String TEST_NAME = "testSetLoopPointsEndTooFar";
    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_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];
    //16bit data
    int dataSizeInFrames = minBuffSize / 2;
    //--------    test        --------------
    assumeTrue(TEST_NAME, track.getState() == AudioTrack.STATE_NO_STATIC_DATA);
    track.write(data, 0, data.length);
    assumeTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED);
    assertTrue(TEST_NAME, track.setLoopPoints(dataSizeInFrames - 10, dataSizeInFrames + 50, 2) == AudioTrack.ERROR_BAD_VALUE);
    //-------- tear down      --------------
    track.release();
}

Example 32 with AudioTrack

use of android.media.AudioTrack in project android_frameworks_base by ResurrectionRemix.

the class MediaAudioTrackTest method testSetPlaybackHeadPositionPaused.

//Test case 3: setPlaybackHeadPosition() on paused track
@LargeTest
public void testSetPlaybackHeadPositionPaused() throws Exception {
    // constants for test
    final String TEST_NAME = "testSetPlaybackHeadPositionPaused";
    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;
    //-------- 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        --------------
    assumeTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED);
    track.write(data, 0, data.length);
    track.write(data, 0, data.length);
    track.play();
    track.pause();
    assumeTrue(TEST_NAME, track.getPlayState() == AudioTrack.PLAYSTATE_PAUSED);
    assertTrue(TEST_NAME, track.setPlaybackHeadPosition(10) == AudioTrack.SUCCESS);
    //-------- tear down      --------------
    track.release();
}

Example 33 with AudioTrack

use of android.media.AudioTrack in project android_frameworks_base by ResurrectionRemix.

the class MediaAudioTrackTest method testWriteByte.

//Test case 9: write() succeeds and returns the size that was written for 16bit
@LargeTest
public void testWriteByte() throws Exception {
    // constants for test
    final String TEST_NAME = "testWriteByte";
    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;
    //-------- 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        --------------
    assumeTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED);
    assertTrue(TEST_NAME, track.write(data, 0, data.length) == data.length);
    //-------- tear down      --------------
    track.release();
}

Example 34 with AudioTrack

use of android.media.AudioTrack in project android_frameworks_base by ResurrectionRemix.

the class MediaAudioTrackTest method testSetPlaybackRateZero.

//Test case 5: setPlaybackRate(0) returns bad value error
@LargeTest
public void testSetPlaybackRateZero() throws Exception {
    // constants for test
    final String TEST_NAME = "testSetPlaybackRateZero";
    final int TEST_SR = 22050;
    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;
    //-------- 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        --------------
    assumeTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED);
    assertTrue(TEST_NAME, track.setPlaybackRate(0) == AudioTrack.ERROR_BAD_VALUE);
    //-------- tear down      --------------
    track.release();
}

Example 35 with AudioTrack

use of android.media.AudioTrack in project android_frameworks_base by ResurrectionRemix.

the class MediaAudioTrackTest method testSetPlaybackHeadPositionPlaying.

//-----------------------------------------------------------------
//      Playback progress
//----------------------------------
//Test case 1: setPlaybackHeadPosition() on playing track
@LargeTest
public void testSetPlaybackHeadPositionPlaying() throws Exception {
    // constants for test
    final String TEST_NAME = "testSetPlaybackHeadPositionPlaying";
    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;
    //-------- 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        --------------
    assumeTrue(TEST_NAME, track.getState() == AudioTrack.STATE_INITIALIZED);
    track.write(data, 0, data.length);
    track.write(data, 0, data.length);
    track.play();
    assertTrue(TEST_NAME, track.setPlaybackHeadPosition(10) == AudioTrack.ERROR_INVALID_OPERATION);
    //-------- tear down      --------------
    track.release();
}