org.mp4parser.IsoFile.getBoxes java code examples

/**
 * Shortcut to get the MovieBox since it is often needed and present in
 * nearly all ISO 14496 files (at least if they are derived from MP4 ).
 *
 * @return the MovieBox or <code>null</code>
 */
public MovieBox getMovieBox() {
  for (Box box : getBoxes()) {
    if (box instanceof MovieBox) {
      return (MovieBox) box;
    }
  }
  return null;
}

public static TYPE getType(IsoFile isoFile) {
  List<HandlerBox> handlerBoxes =
      isoFile.getBoxes(HandlerBox.class, true);
  for (HandlerBox handlerBox : handlerBoxes) {
    if ("vide".equals(handlerBox.getHandlerType())) {
      return TYPE.VIDEO;
    } else if ("soun".equals(handlerBox.getHandlerType())) {
      return TYPE.AUDIO;
    } else {
      System.err.println("unknown");
    }
  }
  return TYPE.AUDIO;
}

public static boolean needsOffsetCorrection(IsoFile isoFile) {
  if (Path.getPaths(isoFile, "mdat").size() > 1) {
    throw new RuntimeException("There might be the weird case that a file has two mdats. One before" +
        " moov and one after moov. That would need special handling therefore I just throw an " +
        "exception here. ");
  }
  if (Path.getPaths(isoFile, "moof").size() > 0) {
    throw new RuntimeException("Fragmented MP4 files need correction, too. (But I would need to look where)");
  }
  for (Box box : isoFile.getBoxes()) {
    if ("mdat".equals(box.getType())) {
      return false;
    }
    if ("moov".equals(box.getType())) {
      return true;
    }
  }
  throw new RuntimeException("Hmmm - shouldn't happen");
}

private boolean needsOffsetCorrection(IsoFile isoFile) {
  if (Path.getPath(isoFile, "moov[0]/mvex[0]") != null) {
    // Fragmented files don't need a correction
    return false;
  } else {
    // no correction needed if mdat is before moov as insert into moov want change the offsets of mdat
    for (Box box : isoFile.getBoxes()) {
      if ("moov".equals(box.getType())) {
        return true;
      }
      if ("mdat".equals(box.getType())) {
        return false;
      }
    }
    throw new RuntimeException("I need moov or mdat. Otherwise all this doesn't make sense");
  }
}

  public static void main(String[] args) throws IOException {
    String f = Avc1ToAvc3Example.class.getProtectionDomain().getCodeSource().getLocation().getFile() + "/1365070268951.mp4";
    Movie m = MovieCreator.build(new FileInputStream(f).getChannel(), new FileRandomAccessSourceImpl(new RandomAccessFile(f, "r")), "inmem");

    Movie m2 = new Movie();

    for (Track track : m.getTracks()) {
      if (track.getSampleEntries().get(0).getType().equals("avc1")) {
        m2.addTrack(new Avc1ToAvc3TrackImpl(track));
      } else {
        m2.addTrack(track);
      }
    }

    new FragmentedMp4Builder().build(m2).writeContainer(new FileOutputStream("output.mp4").getChannel());

    IsoFile i = new IsoFile("output.mp4");
    for (Box box : i.getBoxes()) {
      System.err.println(box + "@-nooffsets");
    }
  }
}

public Avc1ToAvc3TrackImpl(Track parent) throws IOException {
  super(parent);
  for (SampleEntry sampleEntry : parent.getSampleEntries()) {
    if (sampleEntry.getType().equals("avc1")) {
      ByteArrayOutputStream baos = new ByteArrayOutputStream();
      try {
        // This creates a copy cause I can't change the original instance
        sampleEntry.getBox(Channels.newChannel(baos));
        VisualSampleEntry avc3SampleEntry = (VisualSampleEntry) new IsoFile(new ByteBufferByteChannel(ByteBuffer.wrap(baos.toByteArray()))).getBoxes().get(0);
        avc3SampleEntry.setType("avc3");
        avc1toavc3.put(sampleEntry, avc3SampleEntry);
      } catch (IOException e) {
        throw new RuntimeException("Dumping sample entry to memory failed");
      }
    } else {
      avc1toavc3.put(sampleEntry, sampleEntry);
    }
  }
  samples = new ReplaceSyncSamplesList(parent.getSamples());
}

  decSe = (SampleEntry) new IsoFile(new ByteBufferByteChannel(ByteBuffer.wrap(baos.toByteArray()))).getBoxes().get(0);
} catch (IOException e) {
  throw new RuntimeException("Dumping stsd to memory failed");

try {
  se.getBox(Channels.newChannel(baos));
  encSampleEntry= (SampleEntry) new IsoFile(new ByteBufferByteChannel(ByteBuffer.wrap(baos.toByteArray()))).getBoxes().get(0);
} catch (IOException e) {
  throw new RuntimeException("Dumping stsd to memory failed");

MovieBox moov = isoFile.getBoxes(MovieBox.class).get(0);
FreeBox freeBox = findFreeBox(moov);
long sizeBefore = moov.getSize();
long offset = 0;
for (Box box : isoFile.getBoxes()) {
  if ("moov".equals(box.getType())) {
    break;

/**
 * Shortcut to get the MovieBox since it is often needed and present in
 * nearly all ISO 14496 files (at least if they are derived from MP4 ).
 *
 * @return the MovieBox or <code>null</code>
 */
public MovieBox getMovieBox() {
  for (Box box : getBoxes()) {
    if (box instanceof MovieBox) {
      return (MovieBox) box;
    }
  }
  return null;
}

 IsoFile isoFile = new IsoFile("project.mp4");
UserBox userbox = isoFile.getBoxes(UserBox.class).get(0);
System.out.println(new String(userbox.getData()));

public Avc1ToAvc3TrackImpl(Track parent) throws IOException {
  super(parent);
  for (SampleEntry sampleEntry : parent.getSampleEntries()) {
    if (sampleEntry.getType().equals("avc1")) {
      ByteArrayOutputStream baos = new ByteArrayOutputStream();
      try {
        // This creates a copy cause I can't change the original instance
        sampleEntry.getBox(Channels.newChannel(baos));
        VisualSampleEntry avc3SampleEntry = (VisualSampleEntry) new IsoFile(new ByteBufferByteChannel(ByteBuffer.wrap(baos.toByteArray()))).getBoxes().get(0);
        avc3SampleEntry.setType("avc3");
        avc1toavc3.put(sampleEntry, avc3SampleEntry);
      } catch (IOException e) {
        throw new RuntimeException("Dumping sample entry to memory failed");
      }
    } else {
      avc1toavc3.put(sampleEntry, sampleEntry);
    }
  }
  samples = new ReplaceSyncSamplesList(parent.getSamples());
}

  decSe = (SampleEntry) new IsoFile(new ByteBufferByteChannel(ByteBuffer.wrap(baos.toByteArray()))).getBoxes().get(0);
} catch (IOException e) {
  throw new RuntimeException("Dumping stsd to memory failed");

try {
  MovieBox moov = isoFile.getBoxes(MovieBox.class).get(0);
  if (log.isDebugEnabled()) {
    log.debug("moov children: {}", moov.getBoxes().size());
  log.debug("Time: {}", formattedDuration);
  List<MediaDataBox> mdats = isoFile.getBoxes(MediaDataBox.class);
  if (mdats != null && !mdats.isEmpty()) {
    log.debug("mdat count: {}", mdats.size());

try {
  MovieBox moov = isoFile.getBoxes(MovieBox.class).get(0);
  if (log.isDebugEnabled()) {
    log.debug("moov children: {}", moov.getBoxes().size());
  log.debug("Time: {}", formattedDuration);
  List<MediaDataBox> mdats = isoFile.getBoxes(MediaDataBox.class);
  if (mdats != null && !mdats.isEmpty()) {
    log.debug("mdat count: {}", mdats.size());

try {
  MovieBox moov = isoFile.getBoxes(MovieBox.class).get(0);
  if (log.isDebugEnabled()) {
    log.debug("moov children: {}", moov.getBoxes().size());
  log.debug("Time: {}", formattedDuration);
  List<MediaDataBox> mdats = isoFile.getBoxes(MediaDataBox.class);
  if (mdats != null && !mdats.isEmpty()) {
    log.debug("mdat count: {}", mdats.size());
  List<MovieFragmentBox> moofs = isoFile.getBoxes(MovieFragmentBox.class); // moof
  if (moofs != null && !moofs.isEmpty()) {
    log.info("Movie contains {} framents", moofs.size());
  if (isoFile.getBoxes(MovieFragmentRandomAccessBox.class).size() > 0) { // mfra
    log.info("Movie contains frament random access info");
  if (isoFile.getBoxes(ActionMessageFormat0SampleEntryBox.class).size() > 0) {
    log.info("Movie contains AMF entries");

try {
  MovieBox moov = isoFile.getBoxes(MovieBox.class).get(0);
  if (log.isDebugEnabled()) {
    log.debug("moov children: {}", moov.getBoxes().size());
  log.debug("Time: {}", formattedDuration);
  List<MediaDataBox> mdats = isoFile.getBoxes(MediaDataBox.class);
  if (mdats != null && !mdats.isEmpty()) {
    log.debug("mdat count: {}", mdats.size());
  List<MovieFragmentBox> moofs = isoFile.getBoxes(MovieFragmentBox.class); // moof
  if (moofs != null && !moofs.isEmpty()) {
    log.info("Movie contains {} framents", moofs.size());
  if (isoFile.getBoxes(MovieFragmentRandomAccessBox.class).size() > 0) { // mfra
    log.info("Movie contains frament random access info");
  if (isoFile.getBoxes(ActionMessageFormat0SampleEntryBox.class).size() > 0) {
    log.info("Movie contains AMF entries");

try {
  se.getBox(Channels.newChannel(baos));
  encSampleEntry= (SampleEntry) new IsoFile(new ByteBufferByteChannel(ByteBuffer.wrap(baos.toByteArray()))).getBoxes().get(0);
} catch (IOException e) {
  throw new RuntimeException("Dumping stsd to memory failed");

Popular methods of IsoFile

<init>
getMovieBox
Shortcut to get the MovieBox since it is often needed and present in nearly all ISO 14496 files (at
fourCCtoBytes
writeContainer
getBox
bytesToFourCC
close
getContainerSize
initContainer

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How to use getBoxesmethodin org.mp4parser.IsoFile

Best Java code snippets using org.mp4parser.IsoFile.getBoxes (Showing top 18 results out of 315)

How to use
getBoxes
method
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org.mp4parser.IsoFile