Examples of gnu.java.awt.color.ProfileHeader

gnu.java.awt.color.ProfileHeader
Header, abstracts and validates the header data. @author Sven de Marothy

   * Constructs an ICC_Profile from a byte array of data.
   */
  ICC_Profile(byte[] data) throws IllegalArgumentException
  {
    // get header and verify it
    header = new ProfileHeader(data);
    header.verifyHeader(data.length);
    tagTable = createTagTable(data);
    profileID = -1; // Not a predefined color space
  }

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   * @throws IllegalArgumentException if the profile data is an invalid
   * v2 profile.
   */
  public static ICC_Profile getInstance(byte[] data)
  {
    ProfileHeader header = new ProfileHeader(data);


    // verify it as a correct ICC header, including size
    header.verifyHeader(data.length);


    Hashtable tags = createTagTable(data);


    if (isRGBProfile(header, tags))
      return new ICC_ProfileRGB(data);

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    // read the header
    byte[] headerData = new byte[ProfileHeader.HEADERSIZE];
    if (in.read(headerData) != ProfileHeader.HEADERSIZE)
      throw new IllegalArgumentException("Invalid profile header");


    ProfileHeader header = new ProfileHeader(headerData);


    // verify it as a correct ICC header, but do not verify the
    // size as we are reading from a stream.
    header.verifyHeader(-1);


    // get the size
    byte[] data = new byte[header.getSize()];
    System.arraycopy(headerData, 0, data, 0, ProfileHeader.HEADERSIZE);


    // read the rest
    int totalBytes = header.getSize() - ProfileHeader.HEADERSIZE;
    int bytesLeft = totalBytes;
    while (bytesLeft > 0)
      {
      int read = in.read(data,
                           ProfileHeader.HEADERSIZE + (totalBytes - bytesLeft),

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  public void setData(int tagSignature, byte[] data)
  {
    profileID = -1; // Not a predefined color space if modified.


    if (tagSignature == icSigHead)
      header = new ProfileHeader(data);
    else
      {
  TagEntry t = new TagEntry(tagSignature, data);
  tagTable.put(t.hashKey(), t);
      }

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    String predef = (String) s.readObject();
    byte[] data = (byte[]) s.readObject();


    if (data != null)
      {
  header = new ProfileHeader(data);
  tagTable = createTagTable(data);
  profileID = -1; // Not a predefined color space
      }


    if (predef != null)

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   * Creates profile data corresponding to the built-in colorspaces.
   */
  private void createProfile(int colorSpace) throws IllegalArgumentException
  {
    this.profileID = colorSpace;
    header = new ProfileHeader();
    tagTable = new Hashtable();


    switch (colorSpace)
      {
      case ColorSpace.CS_sRGB:

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Related Classes of gnu.java.awt.color.ProfileHeader

java.nio.ByteBuffer

java.awt.color.ICC_Profile

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