- bool ReadPixelData(void * destination);
-protected:
- int WriteBase(string FileName, FileType type);
-public:
- gdcmFile(string & filename);
- gdcmFile(const char * filename);
-
- // For promotion (performs a deepcopy of pointed header object)
- // TODO Swig gdcmFile(gdcmHeader* header);
- // TODO Swig ~gdcmFile();
-
- // On writing purposes. When instance was created through
- // gdcmFile(string filename) then the filename argument MUST be different
- // from the constructor's one (no overwriting allowed).
- // TODO Swig int SetFileName(string filename);
-
- void SetPixelDataSizeFromHeader(void);
- size_t GetImageDataSize();
- void * GetImageData();
- size_t GetImageDataIntoVector(void* destination, size_t MaxSize );
-
- // Allocates ExpectedSize bytes of memory at this->Data and copies the
- // pointed data to it. Copying the image might look useless but
- // the caller might destroy it's image (without knowing it: think
- // of a complicated interface where display is done with a library
- // e.g. VTK) before calling the Write
- int SetImageData (void * Data, size_t ExpectedSize);
- // When the caller is aware we simply point to the data:
- // TODO int SetImageDataNoCopy (void * Data, size_t ExpectedSize);
- void SetImageDataSize (size_t ExpectedSize);
-
- // Push to disk.
- // A NE PAS OUBLIER : que fait-on en cas de Transfert Syntax (dans l'entete)
- // incohérente avec l'ordre des octets en mémoire
- // TODO Swig int Write();
-
- // Ecrit sur disque les pixels d'UNE image
- // Aucun test n'est fait sur l'"Endiannerie" du processeur.
- // Ca sera à l'utilisateur d'appeler son Reader correctement
-
- int WriteRawData (string nomFichier);
- int WriteDcmImplVR(string nomFichier);
- int WriteDcmImplVR(const char * nomFichier);
- int WriteDcmExplVR(string nomFichier);
- int WriteAcr (string nomFichier);
+
+ bool ReadPixelData(void* destination);
+
+ // For JPEG 8 Bits, body in file gdcmJpeg.cxx
+ bool gdcm_read_JPEG_file (FILE* fp, void* image_buffer);
+ bool gdcm_write_JPEG_file (FILE* fp, void* image_buffer,
+ int image_width, int image_heigh,
+ int quality);
+
+ // For JPEG 12 Bits, body in file gdcmJpeg12.cxx
+ bool gdcm_read_JPEG_file12 (FILE* fp, void* image_buffer);
+ bool gdcm_write_JPEG_file12 (FILE* fp, void* image_buffer,
+ int image_width, int image_height,
+ int quality);
+
+ // For JPEG 2000, body in file gdcmJpeg2000.cxx
+ bool gdcm_read_JPEG2000_file (FILE* fp, void* image_buffer);
+
+ // For Run Length Encoding
+ bool gdcm_read_RLE_file (FILE* fp, void* image_buffer);
+// FIXME : *sure* it's NOT static (C++)
+// (would be static in C, or embedded in ADA)
+// It's NOT a method, but a not user intended fonction.
+// How do we write that in C++ ?)
+ static int gdcm_read_RLE_fragment(char **areaToRead, long lengthToDecode,
+ long uncompressedSegmentSize, FILE* fp);
+
+ void SaveInitialValues(); // will belong to the future gdcmPixelData class
+ void RestoreInitialValues(); // will belong to the future gdcmPixelData class
+ void DeleteInitialValues(); // will belong to the future gdcmPixelData class
+
+// members variables:
+
+ /// \brief Header to use to load the file
+ gdcmHeader *Header;
+
+ /// \brief Whether the underlying \ref gdcmHeader was loaded by
+ /// the constructor or passed to the constructor. When false
+ /// the destructor is in charge of deletion.
+ bool SelfHeader;
+
+ /// wether already parsed
+ bool Parsed;
+
+//
+// --------------- Will be moved to a gdcmPixelData class
+//
+
+ /// \brief to hold the Pixels (when read)
+ uint8_t* Pixel_Data; // (was PixelData)
+
+ /// \brief Size (in bytes) of required memory to hold the Gray Level pixels
+ /// represented in this file. This is used when the user DOESN'T want
+ /// the RGB pixels image when it's stored as a PALETTE COLOR image
+ size_t ImageDataSizeRaw;
+
+ /// \brief Size (in bytes) of requited memory to hold the the pixels
+ /// of this image in it's RGB convertion either from:
+ /// - Plane R, Plane G, Plane B
+ /// - Grey Plane + Palette Color
+ /// - YBR Pixels (or from RGB Pixels, as well)
+ size_t ImageDataSize;
+
+ /// \brief ==1 if GetImageDataRaw was used
+ /// ==0 if GetImageData was used
+ /// ==-1 if ImageData never read
+ int PixelRead;
+
+ /// \brief length of the last allocated area devoided to receive Pixels
+ /// ( to allow us not to (free + new) if un necessary )
+ size_t LastAllocatedPixelDataLength;
+
+ // Initial values of some fields that can be modified during reading process
+ // if user asked to transform gray level + LUT image into RGB image
+
+ /// \brief Samples Per Pixel (0x0028,0x0002), as found on disk
+ std::string InitialSpp;
+ /// \brief Photometric Interpretation (0x0028,0x0004), as found on disk
+ std::string InitialPhotInt;
+ /// \brief Planar Configuration (0x0028,0x0006), as found on disk
+ std::string InitialPlanConfig;
+
+ // Initial values of some fields that can be modified during reading process
+ // if the image was a 'strange' ACR-NEMA
+ // (Bits Allocated=12, High Bit not equal to Bits stored +1)
+ /// \brief Bits Allocated (0x0028,0x0100), as found on disk
+ std::string InitialBitsAllocated;
+ /// \brief High Bit (0x0028,0x0102), as found on disk
+ std::string InitialHighBit;
+
+ // some DocEntry that can be moved out of the H table during reading process
+ // if user asked to transform gray level + LUT image into RGB image
+ // We keep a pointer on them for a future use.
+
+ /// \brief Red Palette Color Lookup Table Descriptor 0028 1101 as read
+ gdcmDocEntry* InitialRedLUTDescr;
+ /// \brief Green Palette Color Lookup Table Descriptor 0028 1102 as read
+ gdcmDocEntry* InitialGreenLUTDescr;
+ /// \brief Blue Palette Color Lookup Table Descriptor 0028 1103 as read
+ gdcmDocEntry* InitialBlueLUTDescr;
+
+ /// \brief Red Palette Color Lookup Table Data 0028 1201 as read
+ gdcmDocEntry* InitialRedLUTData;
+ /// \brief Green Palette Color Lookup Table Data 0028 1202 as read
+ gdcmDocEntry* InitialGreenLUTData;
+ /// \brief Blue Palette Color Lookup Table Data 0028 1203 as read
+ gdcmDocEntry* InitialBlueLUTData;
+
+//
+// --------------- end of future gdcmPixelData class
+//
+