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5 <TITLE>Gdcm News</TITLE>
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12 <H1>Gdcm News</a></H1>
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18 <A CLASS="anchor" NAME="missing">
19 <B>Missing features</B></A>
21 We know the following are missing; don't loose time looking for them ...<br>
22 We know they could be helpfull. We shall add them some day.<br>
23 Any contribution is welcome.
26 <LI> gdcm doesn't read yet JPEG-LS and JPEG2000 encoded files.
27 <LI> Allow user to tell <TT>gdcm::Document</TT> constructor he doesn't
28 want to deal with <TT>SeqEntry</TT (every time it's possible)
29 <LI> Allow user to tell <TT>gdcm::Document</TT> constructor he doesn't
30 want to deal with Shadow groups
31 <LI> Allow user to tell <TT>gdcm::Document</TT> constructor he just wants
32 to load a given list of <tt>DocEntries><TT> (to save CPU time and RAM
34 <LI> Allow user to tell the Writer he doesn't want to write down
35 <TT>SeqEntry</TT> (if any)
36 <LI> Allow user to tell the Writer he doesn't want to write down
37 Shadow groups (if any)
38 <LI> <TT>Icon Image</TT> management (Read and Write)
39 <LI> <TT>DICOMDIR</TT> full management (not limited to
40 <TT> PATIENT</TT>/<TT>STUDY</TT>/<TT>SERIE</TT>/<TT>IMAGE</TT>)
41 <LI> Allow user to add an Entry to the default entry list, for
42 making a <TT>DICOMDIR</TT> from a root directory
43 <LI> <TT>DICOMDIR</TT> anonymiser (<TT>Load</TT> and <TT>Noload</TT> mode)
44 <LI> 16-bits-LUT full Management
45 <LI> User friendly management of <TT>Rescale Slope</TT> and
46 <TT>Rescale Intercept</TT>
47 <LI> Allow parsing the Shadow groups against a user supplied
48 Private Dicom Dictionary (pfff!...)
49 <LI> An accurate <TT>SerieHelper</TT>
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58 <A CLASS="anchor" NAME="NewsCurrentVersion">
59 <B>Current Version</B></A>
67 <a href="uml-gdcmV1.0.pdf">gdcm UML Class Diagram</a> current version.
72 <LI> New Features / Bug fixes
74 <LI>Both <TT>vtkgdcmViewer</TT> and <TT>vtkgdcmViewer2</TT>
75 are available to allow easy displaying of single/multiframe
76 GreyLevel/RGB/PaletteColor images
80 <LI> A.P.I. breaking modifications (since previous version : <TT>1.0</TT>)
89 <LI> The difference between <TT>MONOCHROME1</TT> and <TT>MONOCHROME2</TT>
90 is not taken into account. It's up to the user to change the pixels
92 <LI> Writing a 'True Dicom' image after reading an ACR-NEMA image requests
93 from the user to build up 'manually' the Meta Elements group (0002)
94 <LI> Management, on Big Endian Processors, of unloaded BinEntries
95 <LI> Old '24 Bits' ACR-NEMA are not correctly re-written in DICOM mode.
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103 <A CLASS="anchor" NAME="NewsVersion1_0">
104 <B>Version 1.0 (Feb 14 2005)</B></A>
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115 <a href="Doc1.0/uml-gdcmV1.0.pdf">gdcm 1.0 UML Class Diagram</a> version.
116 <LI> <a href= "Doc1.0/html.user/index.html">User Documentation"</a>
117 <LI> <a href= "Doc1.0/html.developper/index.html">Developper
119 <LI> Final check of the jpeg sub-library: all 'classical' jpeg
120 compressed Dicom files can be read<br>
121 <LI>All the previously gdcm-breaker images are now readable<br>
122 <LI> A huge number of memory leaks removed
123 <LI> Improvement of write process
127 <LI> A.P.I. breaking modifications (since previous version : <TT>0.6</TT>)
129 <LI> Use of <TT> namespace</TT> : all the methods formerly called
130 <TT>className::gdcmXxx()</TT> are now called <TT>className::Xxx()</TT>
131 <LI> Removal of accessors <TT>GetXxxByname</TT>, <TT>SetXxxByname</TT>
132 and <TT>GetXxxByNumber</TT>, <TT>SetXxxByNumber</TT>
133 replaced by <TT>GetXxx</TT>, <TT>SetXxx</TT>
134 <LI> a <TT>gdcm::Document</TT> is now specialized
135 in <TT>gdcm::DicomDir</TT> and <TT>gdcm::File</TT>
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144 <A CLASS="anchor" NAME="NewsVersion0_6">
145 <B>Version 0.6 (June 8 2004)</B></A>
148 This version will be used by Insight Tool Kit
149 (<a href="http://www.itk.org">ITK</a> 2.0) at the beginning of 2005.<br>
150 It's not yet packaged ...<br><br>
151 <LI> <a href= "Doc0.6/html.user/index.html">User Documentation"</a>
152 <LI> <a href= "Doc0.6/html.developper/index.html">Developper Documentation"</a>
153 <LI> The new <TT>gdcmDocument</TT> class is a parent class of
154 <TT>gdcmHeader</TT> class and <TT>gdcmDicomDir</TT> class.
155 <LI> Massive modifications in the Class Diagram :
157 <LI> Entries (<TT>gdcmEntry</TT>) are now separated into
158 <TT>ValEntry</TT> and <TT>SeqEntry</TT> (whose VR =
160 <LI> a <TT>gdcmDocument</TT> is_a <TT>gdcmElementSet</TT>,
161 composed of a set of <TT>gdcmValEntry</TT>
162 and <TT>gdcmSeqEntry</TT>
163 <LI> a <TT>gdcmSeqEntry</TT> is considered as a set
164 of <TT>gdcmSQItem</TT>
165 <LI> Dicom Sequences (VR = <TT>SQ</TT>) are now dealt as tree-like
166 structures within <TT>gdcmSQItem</TT> class.<br>
167 they are considered as a set of <TT>gdcmSQItem</TT>s
168 <LI> a <TT>gdcmSQItem</TT> is_a <TT>gdcmElementSet</TT>
170 <LI> Improvement of the jpeg sub-library: jpeg
171 compressed Dicom files (lossless and lossy)
172 might be read (check-it out)
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178 <A CLASS="anchor" NAME="NewsVersion0_4">
179 <B>Version 0.4 (February 6 2004)</B></A>
183 <LI> <a href="Doc0.4/uml-gdcmV0.4.pdf">gdcm 0.4 UML Class Diagram</a>.
184 <LI> <a href= "Doc0.4/html.user/index.html">User Documentation"</a>
185 <LI> <a href= "Doc0.4/html.developper/index.html">Developper Documentation </a>
187 <LI> Introduction of a jpeg sub-library: some very simple jpeg-lossy
188 compressed Dicom files might be working (check-it out).
189 <LI> And also, fewer memory leaks, cleaned-up stl usage (should work
190 with gcc-3.x), python disutil installer (see file setup.py)
191 supporting both Swig and vtk wrapping.
192 <LI> Introduction of a RLE (Run-Time Encoding) library
193 <LI> Color images (RGB or Palette Color) are dealt with
194 <LI> Confusing names <TT>gdcmPatient</TT>, <TT>gdcmStudy</TT>,
195 <TT>gdcmDicomDirSerie</TT>, <TT>gdcmDicomDirPatient</TT> changed to
196 <TT>gdcmDicomDirPatient</TT>, <TT>gdcmDicomDirStudy</TT>,
197 <TT>gdcmDicomDirSerie</TT>, <TT>gdcmDicomDirPatient</TT>
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204 <A CLASS="anchor" NAME="NewsVersion0_3">
205 <B>Version 0.3 (July 8 2003)</B></A>
208 <LI> <TT>gdcmFile</TT> class now enables acces to the data
209 i.e. the image[s] content. Previously only parsing of the
210 Dicom header was available through usage of <TT>gdcmHeader</TT>
212 <LI> a <A HREF="http://public.kitware.com/VTK/">VTK</A> plugin
213 of gdcm is now available through the <TT>vtkGdcmReader</TT>
214 vtk class (see it as a vtk wrapper of gdcm), which enables
216 <LI> Loading of a single image,
217 <LI> Loading of a stack of images from multiple Dicom files,
218 <LI> this class is wrapped for vtkPython (by using native vtk
221 <LI> Introduction of a jpeg sub-library: lossless-jpeg
222 compressed Dicom files work.
223 <LI> <TT>vtkgdcmViewer</TT> allows easy displaying of single/multiframe
224 GreyLevel/RGB/PaletteColor images
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230 <A CLASS="anchor" NAME="NewsVersion0_1">
231 <B>Version 0.1 (April 1 2003)</B></A>
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236 <A CLASS="anchor" name="NewsVersion0_1">
237 <B>Version 0.0 (March 14 2003)</B></A>
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