X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=src%2FgdcmFile.h;h=53062b89b8745ed1e0edbb24fa75d2b4feb2a7fd;hb=abac16617f1453f5db19618ccb45e821efa867b6;hp=4090131fcb31206524ee3fe9ae0ae4a17912d07c;hpb=e62d57cbd05c8e864fd2ba197a271cdcac9a2128;p=gdcm.git diff --git a/src/gdcmFile.h b/src/gdcmFile.h index 4090131f..53062b89 100644 --- a/src/gdcmFile.h +++ b/src/gdcmFile.h @@ -3,12 +3,12 @@ Program: gdcm Module: $RCSfile: gdcmFile.h,v $ Language: C++ - Date: $Date: 2004/09/24 11:39:21 $ - Version: $Revision: 1.51 $ + Date: $Date: 2004/11/30 14:17:52 $ + Version: $Revision: 1.79 $ Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de l'Image). All rights reserved. See Doc/License.txt or - http://www.creatis.insa-lyon.fr/Public/Gdcm/License.htm for details. + http://www.creatis.insa-lyon.fr/Public/Gdcm/License.html for details. This software is distributed WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR @@ -21,54 +21,54 @@ #include "gdcmCommon.h" #include "gdcmHeader.h" +#include "gdcmPixelConvert.h" +#include "gdcmDocEntryArchive.h" +namespace gdcm +{ //----------------------------------------------------------------------------- /* * In addition to Dicom header exploration, this class is designed * for accessing the image/volume content. One can also use it to * write Dicom/ACR-NEMA/RAW files. */ -class GDCM_EXPORT gdcmFile +class GDCM_EXPORT File { public: - gdcmFile( gdcmHeader *header ); - gdcmFile( std::string const& filename ); + enum TWriteMode + { + WMODE_NATIVE, + WMODE_DECOMPRESSED, + WMODE_RGB + }; + + enum TWriteType + { + WTYPE_IMPL_VR, + WTYPE_EXPL_VR, + WTYPE_ACR + }; + +public: + File( Header* header ); + File( std::string const& filename ); - virtual ~gdcmFile(); + virtual ~File(); /// Accessor to \ref Header - gdcmHeader* GetHeader() { return Header; } + Header* GetHeader() { return HeaderInternal; } - void SetPixelDataSizeFromHeader(); - - -/// \brief Returns the size (in bytes) of required memory to hold -/// the pixel data represented in this file. - size_t GetImageDataSize(){ return ImageDataSize; }; + size_t GetImageDataSize(); + size_t GetImageDataRawSize(); - -/// \brief Returns the size (in bytes) of required memory to hold -/// the pixel data represented in this file, if user DOESN'T want -/// to get RGB pixels image when it's stored as a PALETTE COLOR image -/// -the (vtk) user is supposed to know how to deal with LUTs- - size_t GetImageDataSizeRaw(){ return ImageDataSizeRaw; }; + /// Accessor to \ref PixelConverter + PixelConvert* GetPixelConverter() { return PixelConverter; }; uint8_t* GetImageData(); - size_t GetImageDataIntoVector(void* destination, size_t maxSize); uint8_t* GetImageDataRaw(); - size_t GetImageDataIntoVectorRaw(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 - - // see also gdcmHeader::SetImageDataSize ?!? - bool SetImageData (uint8_t* data, size_t expectedSize); + size_t GetImageDataIntoVector(void* destination, size_t maxSize); - /// \todo When the caller is aware we simply point to the data: - /// int SetImageDataNoCopy (void* Data, size_t ExpectedSize); + bool SetImageData (uint8_t* data, size_t expectedSize); // Write pixels of ONE image on hard drive // No test is made on processor "endianity" @@ -77,139 +77,101 @@ public: bool WriteDcmImplVR(std::string const& fileName); bool WriteDcmExplVR(std::string const& fileName); bool WriteAcr (std::string const& fileName); - - // Don't look any longer for the code : - // It's in file gdcmParsePixels.cxx - bool ParsePixelData(); + bool Write(std::string const& fileName); virtual bool SetEntryByNumber(std::string const& content, uint16_t group, uint16_t element) { - Header->SetEntryByNumber(content,group,element); + HeaderInternal->SetEntryByNumber(content,group,element); return true; } - + uint8_t* GetLutRGBA(); + + // Write mode + void SetWriteModeToNative() { SetWriteMode(WMODE_NATIVE); }; + void SetWriteModeToDecompressed() { SetWriteMode(WMODE_DECOMPRESSED); }; + void SetWriteModeToRGB() { SetWriteMode(WMODE_RGB); }; + void SetWriteMode(unsigned int mode) { WriteMode = mode; }; + unsigned int GetWriteMode() { return WriteMode; }; + + // Write format + void SetWriteTypeToDcmImplVR() { SetWriteType(WTYPE_EXPL_VR); }; + void SetWriteTypeToDcmExplVR() { SetWriteType(WTYPE_EXPL_VR); }; + void SetWriteTypeToAcr() { SetWriteType(WTYPE_ACR); }; + void SetWriteType(unsigned int format) { WriteType = format; }; + unsigned int GetWriteType() { return WriteType; }; + protected: bool WriteBase(std::string const& fileName, FileType type); + bool CheckWriteIntegrity(); + + void SetWriteToNative(); + void SetWriteToDecompressed(); + void SetWriteToRGB(); + void RestoreWrite(); + + void SetWriteFileTypeToACR(); + void SetWriteFileTypeToExplicitVR(); + void SetWriteFileTypeToImplicitVR(); + void RestoreWriteFileType(); + + void SetWriteToLibido(); + void SetWriteToNoLibido(); + void RestoreWriteOfLibido(); + + ValEntry* CopyValEntry(uint16_t group,uint16_t element); + BinEntry* CopyBinEntry(uint16_t group,uint16_t element); private: - void SwapZone(void* im, int swap, int lgr, int nb); + void Initialise(); - 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 + uint8_t* GetDecompressed(); + int ComputeDecompressedPixelDataSizeFromHeader(); +private: // members variables: - /// \brief Header to use to load the file - gdcmHeader *Header; + /// Header to use to load the file + Header *HeaderInternal; - /// \brief Whether the underlying \ref gdcmHeader was loaded by + /// \brief Whether the underlying \ref Header was loaded by /// the constructor or passed to the constructor. When false /// the destructor is in charge of deletion. bool SelfHeader; - /// wether already parsed + /// Wether already parsed or not bool Parsed; - - // - // --------------- Will be moved to a gdcmPixelData class - // + + /// Utility pixel converter + PixelConvert* PixelConverter; + + // Utility header archive + DocEntryArchive *Archive; + + // Write variables + unsigned int WriteMode; + unsigned int WriteType; + +/// FIXME +// --------------- Will be moved to a PixelData class +// /// \brief to hold the Pixels (when read) uint8_t* Pixel_Data; // (was PixelData) - /// \brief Area length to receive the Gray Level pixels - size_t ImageDataSizeRaw; - - /// \brief Area length to receive the pixels making RGB - /// from Plane R, Plane G, Plane B - /// or from Grey Plane + Palette Color - /// or from YBR Pixels (or from RGB Pixels, as well) + /// \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 - // (in a future stage, they will be modified just before the writting process - // and restored just after) - // 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 - // (in a future stage, they will be modified just before the writting process - // and restored just after) - // 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 - // (in a future stage, they will be modified just before the writting process - // and restored just after) - // 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 - // +// +// --------------- end of future PixelData class +// }; +} // end namespace gdcm //----------------------------------------------------------------------------- #endif