1 /*=========================================================================
4 Module: $RCSfile: gdcmFile.h,v $
6 Date: $Date: 2004/11/25 13:12:02 $
7 Version: $Revision: 1.77 $
9 Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
10 l'Image). All rights reserved. See Doc/License.txt or
11 http://www.creatis.insa-lyon.fr/Public/Gdcm/License.html for details.
13 This software is distributed WITHOUT ANY WARRANTY; without even
14 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 PURPOSE. See the above copyright notices for more information.
17 =========================================================================*/
22 #include "gdcmCommon.h"
23 #include "gdcmHeader.h"
24 #include "gdcmPixelConvert.h"
25 #include "gdcmDocEntryArchive.h"
29 //-----------------------------------------------------------------------------
31 * In addition to Dicom header exploration, this class is designed
32 * for accessing the image/volume content. One can also use it to
33 * write Dicom/ACR-NEMA/RAW files.
35 class GDCM_EXPORT File
53 File( Header* header );
54 File( std::string const& filename );
58 /// Accessor to \ref Header
59 Header* GetHeader() { return HeaderInternal; }
61 size_t GetImageDataSize();
62 size_t GetImageDataRawSize();
64 /// Accessor to \ref PixelConverter
65 PixelConvert* GetPixelConverter() { return PixelConverter; };
67 uint8_t* GetImageData();
68 uint8_t* GetImageDataRaw();
69 size_t GetImageDataIntoVector(void* destination, size_t maxSize);
71 // see also Header::SetImageDataSize ?!?
72 bool SetImageData (uint8_t* data, size_t expectedSize);
74 // Write pixels of ONE image on hard drive
75 // No test is made on processor "endianity"
76 // The user must call his reader correctly
77 bool WriteRawData (std::string const& fileName);
78 bool WriteDcmImplVR(std::string const& fileName);
79 bool WriteDcmExplVR(std::string const& fileName);
80 bool WriteAcr (std::string const& fileName);
81 bool Write(std::string const& fileName);
83 virtual bool SetEntryByNumber(std::string const& content,
84 uint16_t group, uint16_t element)
86 HeaderInternal->SetEntryByNumber(content,group,element);
89 uint8_t* GetLutRGBA();
92 void SetWriteModeToNative() { SetWriteMode(WMODE_NATIVE); };
93 void SetWriteModeToDecompressed() { SetWriteMode(WMODE_DECOMPRESSED); };
94 void SetWriteModeToRGB() { SetWriteMode(WMODE_RGB); };
95 void SetWriteMode(unsigned int mode) { WriteMode = mode; };
96 unsigned int GetWriteMode() { return WriteMode; };
99 void SetWriteTypeToDcmImplVR() { SetWriteType(WTYPE_EXPL_VR); };
100 void SetWriteTypeToDcmExplVR() { SetWriteType(WTYPE_EXPL_VR); };
101 void SetWriteTypeToAcr() { SetWriteType(WTYPE_ACR); };
102 void SetWriteType(unsigned int format) { WriteType = format; };
103 unsigned int GetWriteType() { return WriteType; };
106 bool WriteBase(std::string const& fileName, FileType type);
107 bool CheckWriteIntegrity();
109 void SetWriteToNative();
110 void SetWriteToDecompressed();
111 void SetWriteToRGB();
114 void SetWriteFileTypeToACR();
115 void SetWriteFileTypeToACRLibido();
116 void SetWriteFileTypeToExplicitVR();
117 void SetWriteFileTypeToImplicitVR();
118 void RestoreWriteFileType();
120 void SetWriteToLibido();
121 void RestoreWriteFromLibido();
123 ValEntry* CopyValEntry(uint16_t group,uint16_t element);
124 BinEntry* CopyBinEntry(uint16_t group,uint16_t element);
129 uint8_t* GetDecompressed();
130 int ComputeDecompressedPixelDataSizeFromHeader();
132 void SetPixelData(uint8_t* data);
135 // members variables:
137 /// Header to use to load the file
138 Header *HeaderInternal;
140 /// \brief Whether the underlying \ref Header was loaded by
141 /// the constructor or passed to the constructor. When false
142 /// the destructor is in charge of deletion.
145 /// Wether already parsed or not
148 /// Utility pixel converter
149 PixelConvert* PixelConverter;
151 // Utility header archive
152 DocEntryArchive *Archive;
155 unsigned int WriteMode;
156 unsigned int WriteType;
159 // --------------- Will be moved to a PixelData class
162 /// \brief to hold the Pixels (when read)
163 uint8_t* Pixel_Data; // (was PixelData)
165 /// \brief Size (in bytes) of requited memory to hold the the pixels
166 /// of this image in it's RGB convertion either from:
167 /// - Plane R, Plane G, Plane B
168 /// - Grey Plane + Palette Color
169 /// - YBR Pixels (or from RGB Pixels, as well)
170 size_t ImageDataSize;
173 // --------------- end of future PixelData class
177 } // end namespace gdcm
179 //-----------------------------------------------------------------------------