CTS Visualizer effect test for long (offloaded) files
Added long mp3 asset and CTS test that uses visualizer for measuring
peak and rms power. Long asset will be offloaded in supported devices.
bug: 10967161
Change-Id: I3f1f8fb3c4cbca638dfdcaa80e141e8d400ee07d
diff --git a/tests/tests/media/res/raw/sine1khzs40dblong.mp3 b/tests/tests/media/res/raw/sine1khzs40dblong.mp3
new file mode 100644
index 0000000..29bc683
--- /dev/null
+++ b/tests/tests/media/res/raw/sine1khzs40dblong.mp3
Binary files differ
diff --git a/tests/tests/media/src/android/media/cts/VisualizerTest.java b/tests/tests/media/src/android/media/cts/VisualizerTest.java
index 871f602..4582c3f 100644
--- a/tests/tests/media/src/android/media/cts/VisualizerTest.java
+++ b/tests/tests/media/src/android/media/cts/VisualizerTest.java
@@ -286,7 +286,7 @@
MediaPlayer mp = MediaPlayer.create(getContext(), R.raw.sine1khzm40db);
final int EXPECTED_PEAK_MB = -4015;
final int EXPECTED_RMS_MB = -4300;
- final int MAX_MEASUREMENT_ERROR_MB = 1500;
+ final int MAX_MEASUREMENT_ERROR_MB = 2000;
assertNotNull("null MediaPlayer", mp);
AudioManager am = (AudioManager) getContext().getSystemService(Context.AUDIO_SERVICE);
@@ -308,6 +308,9 @@
Visualizer.SUCCESS, status);
MeasurementPeakRms measurement = new MeasurementPeakRms();
status = mVisualizer.getMeasurementPeakRms(measurement);
+ mp.stop();
+ mp.release();
+ am.setStreamVolume(AudioManager.STREAM_MUSIC, originalVolume, 0);
assertEquals("getMeasurementPeakRms() reports failure",
Visualizer.SUCCESS, status);
Log.i("VisTest", "peak="+measurement.mPeak+" rms="+measurement.mRms);
@@ -315,9 +318,54 @@
int deltaRms = Math.abs(measurement.mRms - EXPECTED_RMS_MB);
assertTrue("peak deviation in mB=" + deltaPeak, deltaPeak < MAX_MEASUREMENT_ERROR_MB);
assertTrue("RMS deviation in mB=" + deltaRms, deltaRms < MAX_MEASUREMENT_ERROR_MB);
+
+ } catch (IllegalStateException e) {
+ fail("method called in wrong state");
+ } catch (InterruptedException e) {
+ fail("sleep() interrupted");
+ } finally {
+ releaseVisualizer();
+ }
+ }
+
+ //Test case 4.2: test measurement of peak / RMS in Long MP3
+ public void test4_2MeasurePeakRmsLongMP3() throws Exception {
+ try {
+ // this test will play a 1kHz sine wave with peaks at -40dB
+ MediaPlayer mp = MediaPlayer.create(getContext(), R.raw.sine1khzs40dblong);
+ final int EXPECTED_PEAK_MB = -4015;
+ final int EXPECTED_RMS_MB = -4300;
+ final int MAX_MEASUREMENT_ERROR_MB = 2000;
+ assertNotNull("null MediaPlayer", mp);
+
+ AudioManager am = (AudioManager) getContext().getSystemService(Context.AUDIO_SERVICE);
+ assertNotNull("null AudioManager", am);
+ int originalVolume = am.getStreamVolume(AudioManager.STREAM_MUSIC);
+ am.setStreamVolume(AudioManager.STREAM_MUSIC,
+ am.getStreamMaxVolume(AudioManager.STREAM_MUSIC), 0);
+ getVisualizer(mp.getAudioSessionId());
+ mp.start();
+
+ mVisualizer.setEnabled(true);
+ assertTrue("visualizer not enabled", mVisualizer.getEnabled());
+ Thread.sleep(100);
+ int status = mVisualizer.setMeasurementMode(Visualizer.MEASUREMENT_MODE_PEAK_RMS);
+ // make sure we're playing long enough so the measurement is valid
+ Thread.sleep(500);
+ assertEquals("setMeasurementMode() for PEAK_RMS doesn't report success",
+ Visualizer.SUCCESS, status);
+ MeasurementPeakRms measurement = new MeasurementPeakRms();
+ status = mVisualizer.getMeasurementPeakRms(measurement);
mp.stop();
mp.release();
am.setStreamVolume(AudioManager.STREAM_MUSIC, originalVolume, 0);
+ assertEquals("getMeasurementPeakRms() reports failure",
+ Visualizer.SUCCESS, status);
+ Log.i("VisTest", "peak="+measurement.mPeak+" rms="+measurement.mRms);
+ int deltaPeak = Math.abs(measurement.mPeak - EXPECTED_PEAK_MB);
+ int deltaRms = Math.abs(measurement.mRms - EXPECTED_RMS_MB);
+ assertTrue("peak deviation in mB=" + deltaPeak, deltaPeak < MAX_MEASUREMENT_ERROR_MB);
+ assertTrue("RMS deviation in mB=" + deltaRms, deltaRms < MAX_MEASUREMENT_ERROR_MB);
} catch (IllegalStateException e) {
fail("method called in wrong state");
