/**
* Licensed to The Apereo Foundation under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*
*
* The Apereo Foundation licenses this file to you under the Educational
* Community 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://opensource.org/licenses/ecl2.txt
*
* 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 org.opencastproject.composer.impl;
import static org.junit.Assert.assertTrue;
import org.opencastproject.composer.api.EncodingProfile;
import org.opencastproject.composer.impl.ffmpeg.FFmpegEncoderEngine;
import org.opencastproject.util.IoSupport;
import org.opencastproject.util.StreamHelper;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.FilenameUtils;
import org.apache.commons.io.IOUtils;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Ignore;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
/**
* Test trimming using ffmpeg.
*/
public class VideoConcaternationTest {
/** the encoding engine */
private FFmpegEncoderEngine engine;
/** The temporary directory to store media files */
private File workingDirectory = null;
/** Encoding profiles **/
private Map<String, EncodingProfile> profiles;
/** True to run the tests */
private static boolean ffmpegInstalled = true;
/** Logging facility */
private static final Logger logger = LoggerFactory.getLogger(VideoConcaternationTest.class);
@Rule
public TemporaryFolder testFolder = new TemporaryFolder();
@BeforeClass
public static void testOcropus() {
StreamHelper stdout = null;
StreamHelper stderr = null;
Process p = null;
try {
p = new ProcessBuilder(FFmpegEncoderEngine.FFMPEG_BINARY_DEFAULT, "-version").start();
stdout = new StreamHelper(p.getInputStream());
stderr = new StreamHelper(p.getErrorStream());
int status = p.waitFor();
stdout.stopReading();
stderr.stopReading();
if (status != 0)
throw new IllegalStateException();
} catch (Throwable t) {
logger.warn("Skipping image conversion tests due to unsatisifed ffmpeg installation");
ffmpegInstalled = false;
} finally {
IoSupport.closeQuietly(stdout);
IoSupport.closeQuietly(stderr);
IoSupport.closeQuietly(p);
}
}
/**
* @throws java.lang.Exception
*/
@Before
public void setUp() throws Exception {
engine = new FFmpegEncoderEngine();
workingDirectory = testFolder.newFolder("videoconcatenationtest");
FileUtils.forceMkdir(workingDirectory);
URL url = EncodingProfileTest.class.getResource("/encodingprofiles.properties");
EncodingProfileScanner mgr = new EncodingProfileScanner();
profiles = mgr.loadFromProperties(new File(url.toURI()));
}
/**
* @throws java.lang.Exception
*/
@After
public void tearDown() throws Exception {
FileUtils.forceDelete(workingDirectory);
}
/**
* Test method for
* {@link org.opencastproject.composer.impl.ComposerServiceImpl#convertImage(org.opencastproject.mediapackage.Attachment, String)}
*/
@Test
@Ignore
public void testConcat() throws Exception {
if (!ffmpegInstalled)
return;
String videoName1 = "video.mp4";
String videoName2 = "av.mov";
URL sourceVideo1Url = getClass().getResource("/" + videoName1);
URL sourceVideo2Url = getClass().getResource("/" + videoName2);
File sourceVideo1 = new File(workingDirectory, videoName1);
File sourceVideo2 = new File(workingDirectory, videoName2);
File sourceTextFile = new File(workingDirectory, "filesToConcat.txt");
FileUtils.copyURLToFile(sourceVideo1Url, sourceVideo1);
FileUtils.copyURLToFile(sourceVideo2Url, sourceVideo2);
StringBuilder sb = new StringBuilder();
sb.append("file '").append(sourceVideo1.getAbsolutePath()).append("'").append(IOUtils.LINE_SEPARATOR);
sb.append("file '").append(sourceVideo2.getAbsolutePath()).append("'").append(IOUtils.LINE_SEPARATOR);
FileUtils.writeStringToFile(sourceTextFile, sb.toString());
EncodingProfile imageConversionProfile = profiles.get("concat");
Map<String, String> properties = new HashMap<String, String>();
properties.put("videoListFile", FilenameUtils.normalize(sourceTextFile.getAbsolutePath()));
File concatenedVideo = engine.encode(sourceVideo1, imageConversionProfile, properties).get();
// These are weak assertions, but anything else would require either integration with another 3rd party tool
// or manual parsing of ffmpeg output. Instead, we keep this test generic (but weak).
assertTrue(concatenedVideo.exists());
assertTrue(concatenedVideo.length() > 0);
}
}