How to use

com.atlassian.core.util.thumbnail.Thumber

constructor

public CroppingAvatarImageDataProviderFactoryImpl(final AvatarTagger avatarTagger, final ImageScaler scaler)
{
  this.scaler = scaler;
  thumber = new Thumber();
  this.avatarTagger = avatarTagger;
  this.targetFormat = "png";
}

public ImageFileOperations()
{
  this.thumber = new Thumber();
}

public AvatarPickerHelperImpl(AvatarManager avatarManager,
    JiraAuthenticationContext authenticationContext,
    ApplicationProperties properties,
    VelocityRequestContextFactory requestContextFactory,
    UserUtil userUtil,
    final UniversalAvatarsService universalAvatarsService)
{
  this.avatarManager = avatarManager;
  this.authenticationContext = authenticationContext;
  this.applicationProperties = properties;
  this.requestContextFactory = requestContextFactory;
  this.userUtil = userUtil;
  this.universalAvatarsService = universalAvatarsService;
  this.thumber = new Thumber(Thumbnail.MimeType.PNG);
}

public Thumbnail withInputStream(final InputStream in) throws MalformedURLException
  final Thumbnail thumbnail = new Thumber(MIME_TYPE).retrieveOrCreateThumbNail(in,
      attachment.getFilename(), thumbnailFile, maxWidth, maxHeight, attachment.getId());
  if (thumbnail == null)

File processImage(final Avatar created, final InputStream imageData, final Selection croppingSelection, final ImageSize size)
    throws IOException
{
  RenderedImage image = scaler.getSelectedImageData(new Thumber().getImage(imageData), croppingSelection, size.getPixels());
  File file = createAvatarFile(created, size.getFilenameFlag());
  avatarTagger.saveTaggedAvatar(image, AVATAR_IMAGE_FORMAT_FULL.getName(), file);
  eventPublisher.publish(new JiraHomeChangeEvent(JiraHomeChangeEvent.Action.FILE_ADD,
      JiraHomeChangeEvent.FileType.AVATAR, file));
  return file;
}