Program: gdcm
Module: $RCSfile: gdcmFileHelper.h,v $
Language: C++
- Date: $Date: 2005/07/19 15:19:27 $
- Version: $Revision: 1.19 $
+ Date: $Date: 2007/09/17 12:16:01 $
+ Version: $Revision: 1.55 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
=========================================================================*/
-#ifndef GDCMFILEHELPER_H
-#define GDCMFILEHELPER_H
+#ifndef _GDCMFILEHELPER_H_
+#define _GDCMFILEHELPER_H_
#include "gdcmDebug.h"
-#include "gdcmBase.h"
-//#include <iostream>
+#include "gdcmRefCounter.h"
+#include "gdcmVRKey.h"
+#include "gdcmFile.h"
-namespace gdcm
+namespace GDCM_NAME_SPACE
{
-class File;
-class ValEntry;
-class BinEntry;
+//class File;
+class DataEntry;
class SeqEntry;
class PixelReadConvert;
class PixelWriteConvert;
class DocEntryArchive;
+
+typedef void (*VOID_FUNCTION_PUINT8_PFILE_POINTER)(uint8_t *, File *);
+
//-----------------------------------------------------------------------------
/**
* \brief 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 FileHelper : public Base
+class GDCM_EXPORT FileHelper : public RefCounter
{
+ gdcmTypeMacro(FileHelper);
+
public:
enum FileMode
{
WMODE_RAW,
WMODE_RGB
};
-
-public:
- FileHelper( );
- FileHelper( File *header );
- GDCM_LEGACY(FileHelper( std::string const &filename ));
-
- virtual ~FileHelper();
+
+/// \brief Constructs a FileHelper with a RefCounter
+ static FileHelper *New() {return new FileHelper();}
+/// \brief Constructs a FileHelper with a RefCounter from a fileHelper
+ static FileHelper *New(File *header) {return new FileHelper(header);}
void Print(std::ostream &os = std::cout, std::string const &indent = "");
- /// Accessor to \ref File
+ /// Accessor to File
File *GetFile() { return FileInternal; }
-
+ /// \brief Tells gdcm wether we want to keep ACR-NEMA-like overlays or not.
+ void SetKeepOverlays(bool k) { KeepOverlays =k; }
+ bool GetKeepOverlays( ) { return KeepOverlays; }
+
void SetLoadMode(int loadMode);
void SetFileName(std::string const &fileName);
bool Load();
-
+ /// to allow user to modify pixel order (e.g. Mirror, UpsideDown,...)
+ void SetUserFunction( VOID_FUNCTION_PUINT8_PFILE_POINTER userFunc )
+ { UserFunction = userFunc; }
// File methods
- bool SetValEntry(std::string const &content,
- uint16_t group, uint16_t elem);
- bool SetBinEntry(uint8_t *content, int lgth,
- uint16_t group, uint16_t elem);
-
- ValEntry *InsertValEntry(std::string const &content,
- uint16_t group, uint16_t elem);
- BinEntry *InsertBinEntry(uint8_t *binArea, int lgth,
+ bool SetEntryString(std::string const &content,
+ uint16_t group, uint16_t elem);
+ bool SetEntryBinArea(uint8_t *content, int lgth,
uint16_t group, uint16_t elem);
+
+ DataEntry *InsertEntryString(std::string const &content,
+ uint16_t group, uint16_t elem, const VRKey &vr);
+ DataEntry *InsertEntryBinArea(uint8_t *binArea, int lgth,
+ uint16_t group, uint16_t elem, const VRKey &vr);
SeqEntry *InsertSeqEntry(uint16_t group, uint16_t elem);
// File helpers
uint8_t *GetImageData();
uint8_t *GetImageDataRaw();
- size_t GetImageDataIntoVector(void *destination, size_t maxSize);
+
+// GDCM_LEGACY(size_t GetImageDataIntoVector(void *destination,size_t maxSize))
void SetImageData(uint8_t *data, size_t expectedSize);
uint8_t *GetRawData();
size_t GetRawDataSize();
+ void ConvertFixGreyLevels(uint8_t *data, size_t size);
+
// LUT
uint8_t* GetLutRGBA();
int GetLutItemNumber();
/// \brief Tells the writer we want to keep 'Grey pixels + Palettes color'
/// when possible (as opposed to convert 'Palettes color' to RGB)
- void SetWriteModeToRaw() { SetWriteMode(WMODE_RAW); };
+ void SetWriteModeToRaw() { SetWriteMode(WMODE_RAW); }
/// \brief Tells the writer we want to write RGB image when possible
/// (as opposed to 'Grey pixels + Palettes color')
- void SetWriteModeToRGB() { SetWriteMode(WMODE_RGB); };
+ void SetWriteModeToRGB() { SetWriteMode(WMODE_RGB); }
/// \brief Sets the Write Mode ( )
- void SetWriteMode(FileMode mode) { WriteMode = mode; };
+ void SetWriteMode(FileMode mode) { WriteMode = mode; }
/// \brief Gets the Write Mode ( )
- FileMode GetWriteMode() { return WriteMode; };
+ FileMode GetWriteMode() { return WriteMode; }
// Write format
/// \brief Tells the writer we want to write as Implicit VR
- void SetWriteTypeToDcmImplVR() { SetWriteType(ImplicitVR); };
+ void SetWriteTypeToDcmImplVR() { SetWriteType(ImplicitVR); }
/// \brief Tells the writer we want to write as Explicit VR
- void SetWriteTypeToDcmExplVR() { SetWriteType(ExplicitVR); };
+ void SetWriteTypeToDcmExplVR() { SetWriteType(ExplicitVR); }
/// \brief Tells the writer we want to write as ACR-NEMA
- void SetWriteTypeToAcr() { SetWriteType(ACR); };
+ void SetWriteTypeToAcr() { SetWriteType(ACR); }
/// \brief Tells the writer we want to write as LibIDO
- void SetWriteTypeToAcrLibido() { SetWriteType(ACR_LIBIDO); };
+ void SetWriteTypeToAcrLibido() { SetWriteType(ACR_LIBIDO); }
+ /// \brief Tells the writer we want to write as JPEG
+ void SetWriteTypeToJPEG() { SetWriteType(JPEG); }
+ /// \brief Tells the writer we want to write as JPEG2000
+ void SetWriteTypeToJPEG2000() { SetWriteType(JPEG2000); }
/// \brief Tells the writer which format we want to write
/// (ImplicitVR, ExplicitVR, ACR, ACR_LIBIDO)
- void SetWriteType(FileType format) { WriteType = format; };
+ void SetWriteType(FileType format) { WriteType = format; }
/// \brief Gets the format we talled the write we wanted to write
- /// (ImplicitVR, ExplicitVR, ACR, ACR_LIBIDO)
- FileType GetWriteType() { return WriteType; };
+ /// (ImplicitVR, ExplicitVR, ACR, ACR_LIBIDO)
+ FileType GetWriteType() { return WriteType; }
+ /// \brief 1 : white=0, black=high value
+ void SetPhotometricInterpretationToMonochrome1() {
+ PhotometricInterpretation = 1;}
+ /// \brief 2 : black=0, white=high value (default)
+ void SetPhotometricInterpretationToMonochrome2() {
+ PhotometricInterpretation = 2;}
+ /// \brief 1 : white=0, black=high value
+ int GetPhotometricInterpretation() {
+ return PhotometricInterpretation; }
// Write pixels of ONE image on hard drive
// No test is made on processor "endianness"
bool WriteDcmExplVR(std::string const &fileName);
bool WriteAcr (std::string const &fileName);
bool Write (std::string const &fileName);
+
+/// \brief We have to deal with 4 *very* different cases :
+/// -1) user created ex nihilo his own image and wants to write it as a Dicom image.
+/// USER_OWN_IMAGE
+/// -2) user modified the pixels of an existing image.
+/// FILTERED_IMAGE
+/// -3) user created a new image, using existing images (eg MIP, MPR, cartography image)
+/// CREATED_IMAGE
+/// -4) user modified/added some tags *without processing* the pixels (anonymization...
+/// UNMODIFIED_PIXELS_IMAGE
+ void SetContentType (ImageContentType c) { ContentType = c; }
+ // no GetContentType() method, on purpose!
+
+ void CallStartMethod();
+ void CallProgressMethod();
+ void CallEndMethod();
+
protected:
+ FileHelper( );
+ FileHelper( File *header );
+ ~FileHelper();
+
+ /// \todo move all those 'protected' methods to 'private'
+ /// since FileHelper is not derived in anything!
bool CheckWriteIntegrity();
void SetWriteToRaw();
void RestoreWrite();
void SetWriteFileTypeToACR();
+ void SetWriteFileTypeToJPEG();
+ void SetWriteFileTypeToJPEG2000();
void SetWriteFileTypeToExplicitVR();
void SetWriteFileTypeToImplicitVR();
void RestoreWriteFileType();
void SetWriteToNoLibido();
void RestoreWriteOfLibido();
- ValEntry *CopyValEntry(uint16_t group, uint16_t elem);
- BinEntry *CopyBinEntry(uint16_t group, uint16_t elem,
- const std::string &vr);
+ DataEntry *CopyDataEntry(uint16_t group, uint16_t elem,
+ const VRKey &vr = GDCM_VRUNKNOWN);
void CheckMandatoryElements();
+ void CheckMandatoryEntry(uint16_t group, uint16_t elem, std::string value,
+ const VRKey &vr = GDCM_VRUNKNOWN);
+ void SetMandatoryEntry(uint16_t group, uint16_t elem, std::string value,
+ const VRKey &vr = GDCM_VRUNKNOWN);
+ void CopyMandatoryEntry(uint16_t group, uint16_t elem, std::string value,
+ const VRKey &vr = GDCM_VRUNKNOWN);
void RestoreWriteMandatory();
private:
uint8_t *GetRaw();
// members variables:
+protected:
+ /// value of the ??? for any progress bar
+ float Progress;
+ mutable bool Abort;
+
+private:
+
/// gdcm::File to use to load the file
File *FileInternal;
- /// \brief Whether the underlying \ref gdcm::File was loaded by
- /// the constructor or passed to the constructor.
- /// When false the destructor is in charge of deletion.
- bool SelfHeader;
-
- /// Wether already parsed or not
+ /// Whether already parsed or not
bool Parsed;
// Utility pixel converter
+
/// \brief Pointer to the PixelReadConverter
PixelReadConvert *PixelReadConverter;
+
/// \brief Pointer to the PixelWriteConverter
PixelWriteConvert *PixelWriteConverter;
// Write variables
/// \brief (WMODE_RAW, WMODE_RGB)
FileMode WriteMode;
+
/// \brief (ImplicitVR, ExplicitVR, ACR, ACR_LIBIDO)
FileType WriteType;
+
+ /// \brief Pointer to a user supplied function to allow modification
+ /// of pixel order (e.g. : Mirror, UpsideDown, 90°Rotation, ...)
+ /// use as : void userSuppliedFunction(uint8_t *im, gdcm::File *f)
+ /// NB : the "uint8_t *" type of first param is just for prototyping.
+ /// User will Cast it according what he founds with f->GetPixelType()
+ /// See vtkgdcmSerieViewer for an example
+ VOID_FUNCTION_PUINT8_PFILE_POINTER UserFunction;
+
+ /// \brief only user knows what he did before asking the image to be written
+ /// - he created ex nihilo his own image
+ /// - he just applied a mathematical process on the pixels
+ /// - he created a new image, using existing images (eg MIP, MPR,cartography)
+ /// - he anonymized and image (*no* modif on the pixels)
+ ImageContentType ContentType;
+
+ /// \brief 1 : white=0, black=high value
+ /// 2 : black=0, white=high value (default)
+ int PhotometricInterpretation;
+
+ /// \brief wether we want to keep ACR-NEMA-like overlays or not.
+ bool KeepOverlays;
+
};
} // end namespace gdcm