eu.mihosoft.vrl.media.VideoCreator Maven / Gradle / Ivy
/*
* VideoCreator.java
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2007–2018 by Michael Hoffer,
* Copyright (c) 2015–2018 G-CSC, Uni Frankfurt,
* Copyright (c) 2009–2015 Steinbeis Forschungszentrum (STZ Ölbronn)
*
* This file is part of Visual Reflection Library (VRL).
*
* VRL is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* as published by the Free Software Foundation.
*
* see: http://opensource.org/licenses/LGPL-3.0
* file://path/to/VRL/src/eu/mihosoft/vrl/resources/license/lgplv3.txt
*
* VRL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* This version of VRL includes copyright notice and attribution requirements.
* According to the LGPL this information must be displayed even if you modify
* the source code of VRL. Neither the VRL Canvas attribution icon nor any
* copyright statement/attribution may be removed.
*
* Attribution Requirements:
*
* If you create derived work you must do three things regarding copyright
* notice and author attribution.
*
* First, the following text must be displayed on the Canvas:
* "based on VRL source code". In this case the VRL canvas icon must be removed.
*
* Second, the copyright notice must remain. It must be reproduced in any
* program that uses VRL.
*
* Third, add an additional notice, stating that you modified VRL. A suitable
* notice might read
* "VRL source code modified by YourName 2012".
*
* Note, that these requirements are in full accordance with the LGPL v3
* (see 7. Additional Terms, b).
*
* Please cite the publication(s) listed below.
*
* Publications:
*
* M. Hoffer, C. Poliwoda, & G. Wittum. (2013). Visual reflection library:
* a framework for declarative GUI programming on the Java platform.
* Computing and Visualization in Science, 2013, 16(4),
* 181–192. http://doi.org/10.1007/s00791-014-0230-y
*/
package eu.mihosoft.vrl.media;
import eu.mihosoft.vrl.annotation.ComponentInfo;
import eu.mihosoft.vrl.annotation.MethodInfo;
import eu.mihosoft.vrl.annotation.ObjectInfo;
import eu.mihosoft.vrl.annotation.ParamInfo;
import eu.mihosoft.vrl.ext.com.bric.qt.*;
import eu.mihosoft.vrl.io.*;
import eu.mihosoft.vrl.reflection.VisualCanvas;
import eu.mihosoft.vrl.system.VParamUtil;
import eu.mihosoft.vrl.types.CanvasRequest;
import eu.mihosoft.vrl.visual.ImageUtils;
import eu.mihosoft.vrl.visual.MessageBox;
import eu.mihosoft.vrl.visual.MessageType;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.imageio.ImageIO;
/**
* Creates uncompressed video files (mov) from image files.
* @author Michael Hoffer <[email protected]>
*/
@ComponentInfo(name = "Video Creator", category = "VRL/Media",
description = "Video Creator (converts images (jpg, png) to mov-video)")
@ObjectInfo(name = "Video Creator")
public class VideoCreator implements java.io.Serializable {
private static final long serialVersionUID = 1L;
private boolean stop;
@MethodInfo(noGUI = true)
public void convert(File input, File output, float spf) throws IOException {
convert(null, input, output, spf);
}
@MethodInfo(noGUI = true)
public void convert(String input, String output, float spf) throws IOException {
convert(null, new File(input), new File(output), spf);
}
/**
* Converts a set of image files to a video file (mov).
* @param cReq canvas request (necessary for ui interaction)
* @param input input folder
* @param output output file
* @param spf seconds per frame
* @param from specifies the start index of the image set that shall be used for image creation
* @param to specifies the stop index of the image set that shall be used for image creation
* @throws IOException
*/
@MethodInfo(hide = true)
public void convert(CanvasRequest cReq,
@ParamInfo(name = "Input Folder",
style = "load-folder-dialog", options = "") File input,
@ParamInfo(name = "Output File", style = "save-dialog",
options = "extensions=[\"mov\"];description=\".mov -files\"") File output,
@ParamInfo(name = "Seconds per Frame",
style = "default", options = "0.1D") float spf,
@ParamInfo(name = "From:", options = "min=1") int from,
@ParamInfo(name = "To:", options = "min=1") int to)
throws IOException {
stop = false;
VParamUtil.throwIfNotValid(
VParamUtil.VALIDATOR_EXISTING_FOLDER, input);
MessageBox mBox = null;
if (cReq != null) {
VisualCanvas c = cReq.getCanvas();
mBox = c.getMessageBox();
}
String msg = ">> Creating Movie file: " + output;
System.out.println(msg);
if (mBox != null) {
mBox.addUniqueMessage("Creating Movie File:",
msg, null, MessageType.INFO);
}
if (!output.getName().toLowerCase().endsWith(".mov")) {
output = new File(output.getAbsoluteFile().getParent(),
output.getName() + ".mov");
}
JPEGMovieAnimation anim = null;
try {
anim = new JPEGMovieAnimation(output);
} catch (IOException ex) {
Logger.getLogger(VideoCreator.class.getName()).
log(Level.SEVERE, null, ex);
}
ArrayList images =
IOUtil.listFiles(input, new String[]{".png", ".jpg"});
if (images.isEmpty()) {
msg = "--> Error: no images found in " + output;
System.out.print(msg);
mBox.addUniqueMessage("Cannot find images files:",
msg, null, MessageType.ERROR);
return;
}
if (from > images.size()) {
msg = "--> Error: only " + images.size()
+ " images. Start index " + from + " is invalid!";
System.out.print(msg);
mBox.addUniqueMessage("Illegal start index:",
msg, null, MessageType.ERROR);
return;
}
if (to > images.size()) {
msg = "--> Error: only " + images.size()
+ " images. Stop index " + from + " is invalid!";
System.out.print(msg);
mBox.addUniqueMessage("Illegal start index:",
msg, null, MessageType.ERROR);
return;
}
if (from > to) {
msg = "--> Error: only " + images.size()
+ " images. Stop index > start index is invalid!";
System.out.print(msg);
mBox.addUniqueMessage("Illegal start and stop index:",
msg, null, MessageType.ERROR);
return;
}
Collections.sort(images);
for (int i = from - 1; i < to; i++) {
msg = "--> processing image: " + (i + 1) + "/" + to;
System.out.print(msg);
if (mBox != null) {
mBox.addUniqueMessage("Creating Movie File:",
msg, null, MessageType.INFO);
}
BufferedImage img = ImageIO.read(images.get(i));
img = ImageUtils.convertToBufferedImage(
img, BufferedImage.TYPE_INT_RGB);
anim.addFrame(spf, img, 0.9f);
System.out.println("\t[Done]");
if (stop) {
msg = "--> processing stopped.";
System.out.println(msg);
if (mBox != null) {
mBox.addUniqueMessage("Creating Movie File:",
msg, null, MessageType.INFO);
break;
}
}
}
anim.close();
if (!stop) {
msg = ">> finished.";
if (mBox != null) {
mBox.addUniqueMessage(
"Creating Movie File:", msg, null, MessageType.INFO);
}
System.out.println(msg);
}
}
/**
* Converts a set of image files to a video file (mov).
* @param cReq canvas request (necessary for ui interaction)
* @param input input folder
* @param output output file
* @param spf seconds per frame
* @throws IOException
*/
@MethodInfo(hide = false)
public void convert(CanvasRequest cReq,
@ParamInfo(name = "Input Folder",
style = "load-folder-dialog", options = "") File input,
@ParamInfo(name = "Output File", style = "save-dialog",
options = "extensions=[\"mov\"];description=\".mov -files\"") File output,
@ParamInfo(name = "Seconds per Frame",
style = "default", options = "value=0.1D") float spf)
throws IOException {
stop = false;
VParamUtil.throwIfNotValid(
VParamUtil.VALIDATOR_EXISTING_FOLDER, input);
MessageBox mBox = null;
if (cReq != null) {
VisualCanvas c = cReq.getCanvas();
mBox = c.getMessageBox();
}
String msg = ">> Creating Movie file: " + output;
System.out.println(msg);
if (mBox != null) {
mBox.addUniqueMessage("Creating Movie File:",
msg, null, MessageType.INFO);
}
if (!output.getName().toLowerCase().endsWith(".mov")) {
output = new File(output.getAbsoluteFile().getParent(),
output.getName() + ".mov");
}
JPEGMovieAnimation anim = null;
try {
anim = new JPEGMovieAnimation(output);
} catch (IOException ex) {
Logger.getLogger(VideoCreator.class.getName()).
log(Level.SEVERE, null, ex);
}
ArrayList images =
IOUtil.listFiles(input, new String[]{".png", ".jpg"});
if (images.isEmpty()) {
msg = "--> Error: no images found in " + output;
mBox.addUniqueMessage("Cannot find images files:",
msg, null, MessageType.ERROR);
return;
}
Collections.sort(images);
for (int i = 0; i < images.size(); i++) {
msg = "--> processing image: " + (i + 1) + "/" + images.size();
System.out.print(msg);
if (mBox != null) {
mBox.addUniqueMessage("Creating Movie File:",
msg, null, MessageType.INFO);
}
BufferedImage img = ImageIO.read(images.get(i));
img = ImageUtils.convertToBufferedImage(
img, BufferedImage.TYPE_INT_RGB);
anim.addFrame(spf, img, 0.9f);
System.out.println("\t[Done]");
if (stop) {
msg = "--> processing stopped.";
System.out.println(msg);
if (mBox != null) {
mBox.addUniqueMessage("Creating Movie File:",
msg, null, MessageType.INFO);
break;
}
}
}
anim.close();
if (!stop) {
msg = ">> finished.";
if (mBox != null) {
mBox.addUniqueMessage(
"Creating Movie File:", msg, null, MessageType.INFO);
}
System.out.println(msg);
}
}
@MethodInfo(hide = false)
public void stopConvert() {
stop = true;
}
}
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