eff1ff4b41
* Fixed a typo in OpenJPEG.J2KLayerInfo (only affected debug display) git-svn-id: http://libopenmetaverse.googlecode.com/svn/libopenmetaverse/trunk@3118 52acb1d6-8a22-11de-b505-999d5b087335
91 lines
3.1 KiB
C#
91 lines
3.1 KiB
C#
/// <summary>**************************************************************************
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///
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/// $Id: ImageHeaderBox.java,v 1.1 2002/07/25 14:50:47 grosbois Exp $
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///
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/// Copyright Eastman Kodak Company, 343 State Street, Rochester, NY 14650
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/// $Date $
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/// ***************************************************************************
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/// </summary>
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using System;
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using ColorSpaceException = CSJ2K.Color.ColorSpaceException;
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using ParameterList = CSJ2K.j2k.util.ParameterList;
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using RandomAccessIO = CSJ2K.j2k.io.RandomAccessIO;
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using ICCProfile = CSJ2K.Icc.ICCProfile;
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namespace CSJ2K.Color.Boxes
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{
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/// <summary> This class models the Image Header box contained in a JP2
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/// image. It is a stub class here since for colormapping the
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/// knowlege of the existance of the box in the image is sufficient.
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///
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/// </summary>
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/// <version> 1.0
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/// </version>
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/// <author> Bruce A. Kern
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/// </author>
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public sealed class ImageHeaderBox:JP2Box
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{
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internal long height;
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internal long width;
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internal int nc;
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internal short bpc;
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internal short c;
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internal bool unk;
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internal bool ipr;
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/// <summary> Construct an ImageHeaderBox from an input image.</summary>
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/// <param name="in">RandomAccessIO jp2 image
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/// </param>
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/// <param name="boxStart">offset to the start of the box in the image
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/// </param>
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/// <exception cref="IOException,">ColorSpaceException
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/// </exception>
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public ImageHeaderBox(RandomAccessIO in_Renamed, int boxStart):base(in_Renamed, boxStart)
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{
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readBox();
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}
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/// <summary>Return a suitable String representation of the class instance. </summary>
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public override System.String ToString()
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{
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System.Text.StringBuilder rep = new System.Text.StringBuilder("[ImageHeaderBox ").Append(eol).Append(" ");
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rep.Append("height= ").Append(System.Convert.ToString(height)).Append(", ");
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rep.Append("width= ").Append(System.Convert.ToString(width)).Append(eol).Append(" ");
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rep.Append("nc= ").Append(System.Convert.ToString(nc)).Append(", ");
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rep.Append("bpc= ").Append(System.Convert.ToString(bpc)).Append(", ");
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rep.Append("c= ").Append(System.Convert.ToString(c)).Append(eol).Append(" ");
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rep.Append("image colorspace is ").Append(new System.Text.StringBuilder(unk == true?"known":"unknown").ToString());
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rep.Append(", the image ").Append(new System.Text.StringBuilder(ipr == true?"contains ":"does not contain ").ToString()).Append("intellectual property").Append("]");
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return rep.ToString();
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}
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/// <summary>Analyze the box content. </summary>
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internal void readBox()
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{
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byte[] bfr = new byte[14];
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in_Renamed.seek(dataStart);
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in_Renamed.readFully(bfr, 0, 14);
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height = ICCProfile.getInt(bfr, 0);
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width = ICCProfile.getInt(bfr, 4);
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nc = ICCProfile.getShort(bfr, 8);
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bpc = (short) (bfr[10] & 0x00ff);
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c = (short) (bfr[11] & 0x00ff);
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unk = bfr[12] == 0?true:false;
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ipr = bfr[13] == 1?true:false;
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}
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/* end class ImageHeaderBox */
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static ImageHeaderBox()
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{
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{
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type = 69686472;
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}
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}
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}
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} |