Program: gdcm
Module: $RCSfile: gdcmJPEGFragment.h,v $
Language: C++
- Date: $Date: 2004/10/10 16:44:00 $
- Version: $Revision: 1.1 $
+ Date: $Date: 2007/09/17 12:16:01 $
+ Version: $Revision: 1.23 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
=========================================================================*/
-#ifndef GDCMJPEGFRAGMENT_H
-#define GDCMJPEGFRAGMENT_H
+#ifndef _GDCMJPEGFRAGMENT_H_
+#define _GDCMJPEGFRAGMENT_H_
-#include "gdcmCommon.h"
+#include "gdcmBase.h"
+#include <iostream>
+#include <fstream>
+
+namespace GDCM_NAME_SPACE
+{
/**
- * \brief Utility class for summerizing the informations of a JPEG
+ * \brief *very* internal class . Shouldn't appear here !
+ * Utility class for summerizing the informations of a JPEG
* fragment of an "Encapsulated JPEG Compressed Image".
* This information is a mix of:
* - the fragment offset
* - the fragment length
*
* Each instance of this class (they can be as many instances for
- * a given gdcmDocument as they are JPEG fragments and they are
- * collected in a \ref gdcmJPEGFragmentsInfo )
+ * a given Document as they are JPEG fragments and they are
+ * collected in a JPEGFragmentsInfo )
*/
-class GDCM_EXPORT gdcmJPEGFragment
+class GDCM_EXPORT JPEGFragment : public Base
{
-friend class gdcmDocument;
-friend class gdcmFile;
-friend class gdcmPixelConvert;
- long Offset;
- long Length;
- gdcmJPEGFragment()
- {
- Offset = 0;
- Length = 0;
- }
+public:
+ JPEGFragment();
+ void Print( std::ostream &os = std::cout, std::string const &indent = "" );
+ void DecompressJPEGFramesFromFile(std::ifstream *fp,
+ uint8_t *buffer, int nBits,
+ int &statesuspension);
+
+ bool ReadJPEGFile8 (std::ifstream *fp, void *image_buffer, int &statesuspension );
+ bool ReadJPEGFile12 (std::ifstream *fp, void *image_buffer, int &statesuspension );
+ bool ReadJPEGFile16 (std::ifstream *fp, void *image_buffer, int &statesuspension );
+
+ void SetLength(uint32_t length) { Length = length; }
+ uint32_t GetLength() { return Length; }
+ void SetOffset(uint32_t offset) { Offset = offset; }
+ uint32_t GetOffset() { return Offset; }
+ uint8_t *GetImage() { return pImage; }
+
+private:
+ uint32_t Offset;
+ uint32_t Length;
+
+ uint8_t *pImage;
};
+} // end namespace gdcm
//-----------------------------------------------------------------------------
#endif