/*
* 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.stress;
import com.android.mediaframeworktest.MediaFrameworkTest;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import java.util.concurrent.Semaphore;
import java.util.concurrent.TimeUnit;
import android.hardware.Camera;
import android.media.CamcorderProfile;
import android.media.MediaPlayer;
import android.media.MediaRecorder;
import android.os.Environment;
import android.os.Handler;
import android.os.Looper;
import android.test.ActivityInstrumentationTestCase2;
import android.test.suitebuilder.annotation.LargeTest;
import android.util.Log;
import android.view.SurfaceHolder;
import com.android.mediaframeworktest.MediaRecorderStressTestRunner;
/**
* Junit / Instrumentation test case for the media player api
*/
public class MediaRecorderStressTest extends ActivityInstrumentationTestCase2<MediaFrameworkTest> {
private String TAG = "MediaRecorderStressTest";
private MediaRecorder mRecorder;
private Camera mCamera;
private static final int CAMERA_ID = 0;
private static final int NUMBER_OF_TIME_LAPSE_LOOPS = 1;
private static final int TIME_LAPSE_PLAYBACK_WAIT_TIME = 30 * 1000; // 30 seconds
private static final int USE_TEST_RUNNER_PROFILE = -1;
private static final long WAIT_TIMEOUT = 10 * 1000; // 10 seconds
private static final String OUTPUT_FILE_EXT = ".3gp";
private static final String MEDIA_STRESS_OUTPUT = "mediaStressOutput.txt";
private final CameraErrorCallback mCameraErrorCallback = new CameraErrorCallback();
private final RecorderErrorCallback mRecorderErrorCallback = new RecorderErrorCallback();
private Handler mHandler;
private Thread mLooperThread;
private Writer mOutput;
public MediaRecorderStressTest() {
super("com.android.mediaframeworktest", MediaFrameworkTest.class);
}
protected void setUp() throws Exception {
final Semaphore sem = new Semaphore(0);
mLooperThread = new Thread() {
@Override
public void run() {
Log.v(TAG, "starting looper");
Looper.prepare();
mHandler = new Handler();
sem.release();
Looper.loop();
Log.v(TAG, "quit looper");
}
};
mLooperThread.start();
if (! sem.tryAcquire(WAIT_TIMEOUT, TimeUnit.MILLISECONDS)) {
fail("Failed to start the looper.");
}
//Insert a 2 second before launching the test activity. This is
//the workaround for the race condition of requesting the updated surface.
Thread.sleep(2000);
getActivity();
super.setUp();
File stressOutFile = new File(String.format("%s/%s",
Environment.getExternalStorageDirectory(), MEDIA_STRESS_OUTPUT));
mOutput = new BufferedWriter(new FileWriter(stressOutFile, true));
mOutput.write(this.getName() + "\n");
}
@Override
protected void tearDown() throws Exception {
if (mHandler != null) {
mHandler.getLooper().quit();
mHandler = null;
}
if (mLooperThread != null) {
mLooperThread.join(WAIT_TIMEOUT);
if (mLooperThread.isAlive()) {
fail("Failed to stop the looper.");
}
mLooperThread = null;
}
mOutput.write("\n\n");
mOutput.close();
super.tearDown();
}
private void runOnLooper(final Runnable command) throws InterruptedException {
final Semaphore sem = new Semaphore(0);
mHandler.post(new Runnable() {
@Override
public void run() {
try {
command.run();
} finally {
sem.release();
}
}
});
if (! sem.tryAcquire(WAIT_TIMEOUT, TimeUnit.MILLISECONDS)) {
fail("Failed to run the command on the looper.");
}
}
private final class CameraErrorCallback implements android.hardware.Camera.ErrorCallback {
public void onError(int error, android.hardware.Camera camera) {
fail(String.format("Camera error, code: %d", error));
}
}
private final class RecorderErrorCallback implements MediaRecorder.OnErrorListener {
public void onError(MediaRecorder mr, int what, int extra) {
fail(String.format("Media recorder error, code: %d\textra: %d", what, extra));
}
}
public void validateRecordedVideo(String recordedFile) {
try {
MediaPlayer mp = new MediaPlayer();
mp.setDataSource(recordedFile);
mp.prepare();
int duration = mp.getDuration();
if (duration <= 0){
fail("stressRecordAndPlayback");
}
mp.release();
} catch (Exception e) {
fail("stressRecordAndPlayback");
}
}
public void removeRecordedVideo(String fileName){
File video = new File(fileName);
Log.v(TAG, "remove recorded video " + fileName);
video.delete();
}
// Helper method for record & playback testing with different camcorder profiles
private void recordVideoAndPlayback(int profile) throws Exception {
int iterations;
int recordDuration;
boolean removeVideo;
int videoEncoder;
int audioEncoder;
int frameRate;
int videoWidth;
int videoHeight;
int bitRate;
if (profile != USE_TEST_RUNNER_PROFILE) {
assertTrue(String.format("Camera doesn't support profile %d", profile),
CamcorderProfile.hasProfile(CAMERA_ID, profile));
CamcorderProfile camcorderProfile = CamcorderProfile.get(CAMERA_ID, profile);
videoEncoder = camcorderProfile.videoCodec;
audioEncoder = camcorderProfile.audioCodec;
frameRate = camcorderProfile.videoFrameRate;
videoWidth = camcorderProfile.videoFrameWidth;
videoHeight = camcorderProfile.videoFrameHeight;
bitRate = camcorderProfile.videoBitRate;
} else {
videoEncoder = MediaRecorderStressTestRunner.mVideoEncoder;
audioEncoder = MediaRecorderStressTestRunner.mAudioEncoder;
frameRate = MediaRecorderStressTestRunner.mFrameRate;
videoWidth = MediaRecorderStressTestRunner.mVideoWidth;
videoHeight = MediaRecorderStressTestRunner.mVideoHeight;
bitRate = MediaRecorderStressTestRunner.mBitRate;
}
iterations = MediaRecorderStressTestRunner.mIterations;
recordDuration = MediaRecorderStressTestRunner.mDuration;
removeVideo = MediaRecorderStressTestRunner.mRemoveVideo;
SurfaceHolder surfaceHolder = MediaFrameworkTest.mSurfaceView.getHolder();
mOutput.write("Total number of loops: " + iterations + "\n");
try {
mOutput.write("No of loop: ");
for (int i = 0; i < iterations; i++) {
String fileName = String.format("%s/temp%d%s",
Environment.getExternalStorageDirectory(), i, OUTPUT_FILE_EXT);
Log.v(TAG, fileName);
runOnLooper(new Runnable() {
@Override
public void run() {
mRecorder = new MediaRecorder();
}
});
Log.v(TAG, "iterations : " + iterations);
Log.v(TAG, "video encoder : " + videoEncoder);
Log.v(TAG, "audio encoder : " + audioEncoder);
Log.v(TAG, "frame rate : " + frameRate);
Log.v(TAG, "video width : " + videoWidth);
Log.v(TAG, "video height : " + videoHeight);
Log.v(TAG, "bit rate : " + bitRate);
Log.v(TAG, "record duration : " + recordDuration);
mRecorder.setOnErrorListener(mRecorderErrorCallback);
mRecorder.setVideoSource(MediaRecorder.VideoSource.CAMERA);
mRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
mRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
mRecorder.setOutputFile(fileName);
mRecorder.setVideoFrameRate(frameRate);
mRecorder.setVideoSize(videoWidth, videoHeight);
mRecorder.setVideoEncoder(videoEncoder);
mRecorder.setAudioEncoder(audioEncoder);
mRecorder.setVideoEncodingBitRate(bitRate);
Log.v(TAG, "mediaRecorder setPreview");
mRecorder.setPreviewDisplay(surfaceHolder.getSurface());
mRecorder.prepare();
mRecorder.start();
Thread.sleep(recordDuration);
Log.v(TAG, "Before stop");
mRecorder.stop();
mRecorder.release();
//start the playback
MediaPlayer mp = new MediaPlayer();
mp.setDataSource(fileName);
mp.setDisplay(MediaFrameworkTest.mSurfaceView.getHolder());
mp.prepare();
mp.start();
Thread.sleep(recordDuration);
mp.release();
validateRecordedVideo(fileName);
if (removeVideo) {
removeRecordedVideo(fileName);
}
if (i == 0) {
mOutput.write(i + 1);
} else {
mOutput.write(String.format(", %d", (i + 1)));
}
}
} catch (Exception e) {
Log.e(TAG, e.toString());
fail("Record and playback");
}
}
// Record and playback stress test @ 1080P quality
@LargeTest
public void testStressRecordVideoAndPlayback1080P() throws Exception {
recordVideoAndPlayback(CamcorderProfile.QUALITY_1080P);
}
// Record and playback stress test @ 720P quality
@LargeTest
public void testStressRecordVideoAndPlayback720P() throws Exception {
recordVideoAndPlayback(CamcorderProfile.QUALITY_720P);
}
// Record and playback stress test @ 480P quality
@LargeTest
public void testStressRecordVideoAndPlayback480P() throws Exception {
recordVideoAndPlayback(CamcorderProfile.QUALITY_480P);
}
// This test method uses the codec info from the test runner. Use this
// for more granular control of video encoding.
@LargeTest
public void defaultStressRecordVideoAndPlayback() throws Exception {
recordVideoAndPlayback(USE_TEST_RUNNER_PROFILE);
}
// Test case for stressing time lapse
@LargeTest
public void testStressTimeLapse() throws Exception {
SurfaceHolder mSurfaceHolder;
mSurfaceHolder = MediaFrameworkTest.mSurfaceView.getHolder();
int recordDuration = MediaRecorderStressTestRunner.mTimeLapseDuration;
boolean removeVideo = MediaRecorderStressTestRunner.mRemoveVideo;
double captureRate = MediaRecorderStressTestRunner.mCaptureRate;
Log.v(TAG, "Start camera time lapse stress:");
mOutput.write("Total number of loops: " + NUMBER_OF_TIME_LAPSE_LOOPS + "\n");
try {
for (int i = 0, n = Camera.getNumberOfCameras(); i < n; i++) {
mOutput.write("No of loop: camera " + i);
for (int j = 0; j < NUMBER_OF_TIME_LAPSE_LOOPS; j++) {
String fileName = String.format("%s/temp%d_%d%s",
Environment.getExternalStorageDirectory(), i, j, OUTPUT_FILE_EXT);
Log.v(TAG, fileName);
runOnLooper(new Runnable() {
@Override
public void run() {
mRecorder = new MediaRecorder();
}
});
// Set callback
mRecorder.setOnErrorListener(mRecorderErrorCallback);
// Set video source
mRecorder.setVideoSource(MediaRecorder.VideoSource.CAMERA);
// Set camcorder profile for time lapse
CamcorderProfile profile =
CamcorderProfile.get(j, CamcorderProfile.QUALITY_TIME_LAPSE_HIGH);
mRecorder.setProfile(profile);
// Set the timelapse setting; 0.1 = 10 sec timelapse, 0.5 = 2 sec timelapse, etc
// http://developer.android.com/guide/topics/media/camera.html#time-lapse-video
mRecorder.setCaptureRate(captureRate);
// Set output file
mRecorder.setOutputFile(fileName);
// Set the preview display
Log.v(TAG, "mediaRecorder setPreviewDisplay");
mRecorder.setPreviewDisplay(mSurfaceHolder.getSurface());
mRecorder.prepare();
mRecorder.start();
Thread.sleep(recordDuration);
Log.v(TAG, "Before stop");
mRecorder.stop();
mRecorder.release();
// Start the playback
MediaPlayer mp = new MediaPlayer();
mp.setDataSource(fileName);
mp.setDisplay(mSurfaceHolder);
mp.prepare();
mp.start();
Thread.sleep(TIME_LAPSE_PLAYBACK_WAIT_TIME);
mp.release();
validateRecordedVideo(fileName);
if (removeVideo) {
removeRecordedVideo(fileName);
}
if (j == 0) {
mOutput.write(j + 1);
} else {
mOutput.write(String.format(", %d", (j + 1)));
}
}
}
} catch (IllegalStateException e) {
Log.e(TAG, e.toString());
fail("Camera time lapse stress test IllegalStateException");
} catch (IOException e) {
Log.e(TAG, e.toString());
fail("Camera time lapse stress test IOException");
} catch (Exception e) {
Log.e(TAG, e.toString());
fail("Camera time lapse stress test Exception");
}
}
}