/**
* 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.videoeditor.ffmpeg;
import org.opencastproject.util.IoSupport;
import org.opencastproject.util.StreamHelper;
import org.opencastproject.videoeditor.impl.VideoClip;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.net.URISyntaxException;
import java.util.ArrayList;
import junit.framework.Assert;
/**
* Tests the ffmpeg concatenation service
*/
public class FFmpegTest {
/** The logging instance */
private static final org.slf4j.Logger logger = LoggerFactory.getLogger(FFmpegTest.class);
private static final String FFMPEG_BINARY = "ffmpeg";
protected String inputFilePath;
protected String outputFilePath;
protected static boolean ffmpegInstalled = true;
public FFmpegTest() {
try {
testForFFmpeg();
inputFilePath = new File(getClass().getResource("/testresources/testvideo_320x180.mp4").toURI()).getAbsolutePath();
outputFilePath = new File("target/testoutput/mux.mp4").getAbsolutePath();
} catch (URISyntaxException ex) {
logger.error(ex.getMessage());
}
}
@BeforeClass
public static void testForFFmpeg() {
StreamHelper stdout = null;
StreamHelper stderr = null;
Process p = null;
// Test that fmpeg exists
try {
p = new ProcessBuilder(FFMPEG_BINARY, "-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 ffmpeg video editor service tests due to unsatisifed or erroneus ffmpeg installation");
ffmpegInstalled = false;
} finally {
IoSupport.closeQuietly(stdout);
IoSupport.closeQuietly(stderr);
IoSupport.closeQuietly(p);
}
}
@Before
public void setUp() {
if (new File(outputFilePath).exists()) {
new File(outputFilePath).delete();
} else if (!new File(outputFilePath).getParentFile().exists()) {
new File(outputFilePath).getParentFile().mkdir();
}
}
/**
* Test if ffmpeg can split and join 1 file
* Skip if no ffmpeg
*/
@Test
public void ffmpegEditTest() throws Exception {
if (!ffmpegInstalled) {
return;
}
ArrayList<String> input = new ArrayList<String>();
ArrayList<VideoClip> clips = new ArrayList<VideoClip>();
clips.add(new VideoClip(0, 0.0, 10.0));
clips.add(new VideoClip(0, 25.0, 44.0));
input.add(inputFilePath);
FFmpegEdit fmp = new FFmpegEdit();
fmp.processEdits(input, outputFilePath, null, clips);
Assert.assertTrue("Edited File is nonzero",new File(outputFilePath).length() > 0);
logger.info("Ffmpeg concat 2 clips from 1 file OK!");
}
/**
* Test if ffmpeg can split and join 2 files of the same size and frame rate
* Different sizes will fail - need to add scale=WxH
* Skip if no ffmpeg
*/
@Test
public void ffmpegEditTest2Sources() throws Exception {
if (!ffmpegInstalled) {
return;
}
ArrayList<String> input = new ArrayList<String>();
ArrayList<VideoClip> clips = new ArrayList<VideoClip>();
clips.add(new VideoClip(0, 0.0, 10.0));
clips.add(new VideoClip(1, 25.0, 44.0));
input.add(inputFilePath);
input.add(inputFilePath);
FFmpegEdit fmp = new FFmpegEdit();
fmp.processEdits(input, outputFilePath, "320x180", clips); // Both clips are scaled to 320x180
Assert.assertTrue("Edited File is nonzero",new File(outputFilePath).length() > 0);
logger.info("Ffmpeg concat 2 clips from 2 files OK!");
}
}