Program: gdcm
Module: $RCSfile: gdcmFile.cxx,v $
Language: C++
- Date: $Date: 2004/12/03 11:55:38 $
- Version: $Revision: 1.169 $
+ Date: $Date: 2005/01/06 08:46:21 $
+ Version: $Revision: 1.180 $
Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
l'Image). All rights reserved. See Doc/License.txt or
#include "gdcmDebug.h"
#include "gdcmUtil.h"
#include "gdcmBinEntry.h"
+#include "gdcmHeader.h"
+#include "gdcmPixelReadConvert.h"
+#include "gdcmPixelWriteConvert.h"
+#include "gdcmDocEntryArchive.h"
+
#include <fstream>
namespace gdcm
//-------------------------------------------------------------------------
// Constructor / Destructor
+/**
+ * \brief Constructor dedicated to deal with the *pixels* area of a ACR/DICOMV3
+ * file (Header only deals with the ... header)
+ * Opens (in read only and when possible) an existing file and checks
+ * for DICOM compliance. Returns NULL on failure.
+ * It will be up to the user to load the pixels into memory
+ * (see GetImageData, GetImageDataRaw)
+ * \note the in-memory representation of all available tags found in
+ * the DICOM header is post-poned to first header information access.
+ * This avoid a double parsing of public part of the header when
+ * one sets an a posteriori shadow dictionary (efficiency can be
+ * seen as a side effect).
+ */
+File::File( )
+{
+ HeaderInternal = new Header( );
+ SelfHeader = true;
+ Initialise();
+}
+
/**
* \brief Constructor dedicated to deal with the *pixels* area of a ACR/DICOMV3
* file (Header only deals with the ... header)
Initialise();
}
-/**
- * \brief Factorization for various forms of constructors.
- */
-void File::Initialise()
-{
- WriteMode = WMODE_DECOMPRESSED;
- WriteType = WTYPE_IMPL_VR;
-
- PixelReadConverter = new PixelReadConvert;
- PixelWriteConverter = new PixelWriteConvert;
- Archive = new DocEntryArchive( HeaderInternal );
-
- if ( HeaderInternal->IsReadable() )
- {
- PixelReadConverter->GrabInformationsFromHeader( HeaderInternal );
- }
-}
-
/**
* \brief canonical destructor
* \note If the Header was created by the File constructor,
//-----------------------------------------------------------------------------
// Print
+void File::Print(std::ostream &os)
+{
+ HeaderInternal->SetPrintLevel(PrintLevel);
+ HeaderInternal->Print(os);
+
+ PixelReadConverter->SetPrintLevel(PrintLevel);
+ PixelReadConverter->Print(os);
+}
//-----------------------------------------------------------------------------
// Public
*/
size_t File::GetImageDataSize()
{
+ if ( PixelWriteConverter->GetUserData() )
+ {
+ return PixelWriteConverter->GetUserDataSize();
+ }
+
return PixelReadConverter->GetRGBSize();
}
*/
size_t File::GetImageDataRawSize()
{
- return PixelReadConverter->GetDecompressedSize();
+ if ( PixelWriteConverter->GetUserData() )
+ {
+ return PixelWriteConverter->GetUserDataSize();
+ }
+
+ return PixelReadConverter->GetRawSize();
}
/**
*/
uint8_t* File::GetImageData()
{
- if ( ! GetDecompressed() )
+ if ( PixelWriteConverter->GetUserData() )
+ {
+ return PixelWriteConverter->GetUserData();
+ }
+
+ if ( ! GetRaw() )
{
// If the decompression failed nothing can be done.
return 0;
}
else
{
- // When no LUT or LUT conversion fails, return the decompressed
- return PixelReadConverter->GetDecompressed();
+ // When no LUT or LUT conversion fails, return the Raw
+ return PixelReadConverter->GetRaw();
}
}
+/**
+ * \brief Allocates necessary memory,
+ * Transforms YBR pixels (if any) into RGB pixels
+ * Transforms 3 planes R, G, B (if any) into a single RGB Plane
+ * Copies the pixel data (image[s]/volume[s]) to newly allocated zone.
+ * DOES NOT transform Grey plane + 3 Palettes into a RGB Plane
+ * @return Pointer to newly allocated pixel data.
+ * \ NULL if alloc fails
+ */
+uint8_t* File::GetImageDataRaw ()
+{
+ return GetRaw();
+}
+
/**
* \brief
* Read the pixels from disk (uncompress if necessary),
*/
size_t File::GetImageDataIntoVector (void* destination, size_t maxSize)
{
- if ( ! GetDecompressed() )
+ if ( ! GetRaw() )
{
// If the decompression failed nothing can be done.
return 0;
}
// Either no LUT conversion necessary or LUT conversion failed
- if ( PixelReadConverter->GetDecompressedSize() > maxSize )
+ if ( PixelReadConverter->GetRawSize() > maxSize )
{
dbg.Verbose(0, "File::GetImageDataIntoVector: pixel data bigger"
"than caller's expected MaxSize");
return 0;
}
memcpy( destination,
- (void*)PixelReadConverter->GetDecompressed(),
- PixelReadConverter->GetDecompressedSize() );
- return PixelReadConverter->GetDecompressedSize();
-}
-
-/**
- * \brief Allocates necessary memory,
- * Transforms YBR pixels (if any) into RGB pixels
- * Transforms 3 planes R, G, B (if any) into a single RGB Plane
- * Copies the pixel data (image[s]/volume[s]) to newly allocated zone.
- * DOES NOT transform Grey plane + 3 Palettes into a RGB Plane
- * @return Pointer to newly allocated pixel data.
- * \ NULL if alloc fails
- */
-uint8_t* File::GetImageDataRaw ()
-{
- return GetDecompressed();
-}
-
-uint8_t* File::GetDecompressed()
-{
- uint8_t* decompressed = PixelReadConverter->GetDecompressed();
- if ( ! decompressed )
- {
- // The decompressed image migth not be loaded yet:
- std::ifstream* fp = HeaderInternal->OpenFile();
- PixelReadConverter->ReadAndDecompressPixelData( fp );
- if(fp)
- HeaderInternal->CloseFile();
-
- decompressed = PixelReadConverter->GetDecompressed();
- if ( ! decompressed )
- {
- dbg.Verbose(0, "File::GetDecompressed: read/decompress of "
- "pixel data apparently went wrong.");
- return 0;
- }
- }
-
- return decompressed;
+ (void*)PixelReadConverter->GetRaw(),
+ PixelReadConverter->GetRawSize() );
+ return PixelReadConverter->GetRawSize();
}
/**
*
* @return boolean
*/
-bool File::SetImageData(uint8_t* inData, size_t expectedSize)
+void File::SetImageData(uint8_t* inData, size_t expectedSize)
{
- PixelWriteConverter->SetUserData(inData,expectedSize);
+ SetUserData(inData,expectedSize);
+}
- return true;
+/**
+ * \brief Set the image datas defined by the user
+ * \warning When writting the file, this datas are get as default datas to write
+ */
+void File::SetUserData(uint8_t* data, size_t expectedSize)
+{
+ PixelWriteConverter->SetUserData(data,expectedSize);
+}
+
+/**
+ * \brief Get the image datas defined by the user
+ * \warning When writting the file, this datas are get as default datas to write
+ */
+uint8_t* File::GetUserData()
+{
+ return PixelWriteConverter->GetUserData();
+}
+
+/**
+ * \brief Get the image data size defined by the user
+ * \warning When writting the file, this datas are get as default datas to write
+ */
+size_t File::GetUserDataSize()
+{
+ return PixelWriteConverter->GetUserDataSize();
+}
+
+/**
+ * \brief Get the image datas from the file.
+ * If a LUT is found, the datas are expanded to be RGB
+ */
+uint8_t* File::GetRGBData()
+{
+ return PixelReadConverter->GetRGB();
+}
+
+/**
+ * \brief Get the image data size from the file.
+ * If a LUT is found, the datas are expanded to be RGB
+ */
+size_t File::GetRGBDataSize()
+{
+ return PixelReadConverter->GetRGBSize();
+}
+
+/**
+ * \brief Get the image datas from the file.
+ * If a LUT is found, the datas are not expanded !
+ */
+uint8_t* File::GetRawData()
+{
+ return PixelReadConverter->GetRaw();
+}
+
+/**
+ * \brief Get the image data size from the file.
+ * If a LUT is found, the datas are not expanded !
+ */
+size_t File::GetRawDataSize()
+{
+ return PixelReadConverter->GetRawSize();
}
/**
fp1.write((char*)PixelWriteConverter->GetUserData(), PixelWriteConverter->GetUserDataSize());
else if(PixelReadConverter->GetRGB())
fp1.write((char*)PixelReadConverter->GetRGB(), PixelReadConverter->GetRGBSize());
- else if(PixelReadConverter->GetDecompressed())
- fp1.write((char*)PixelReadConverter->GetDecompressed(), PixelReadConverter->GetDecompressedSize());
+ else if(PixelReadConverter->GetRaw())
+ fp1.write((char*)PixelReadConverter->GetRaw(), PixelReadConverter->GetRawSize());
fp1.close();
return Write(fileName);
}
-bool File::Write(std::string const& fileName)
-{
- switch(WriteType)
- {
- case WTYPE_IMPL_VR:
- return WriteBase(fileName,ImplicitVR);
- case WTYPE_EXPL_VR:
- return WriteBase(fileName,ExplicitVR);
- case WTYPE_ACR:
- return WriteBase(fileName,ACR);
- }
- return(false);
-}
-
-/**
- * \brief Access to the underlying \ref PixelReadConverter RGBA LUT
- */
-uint8_t* File::GetLutRGBA()
-{
- return PixelReadConverter->GetLutRGBA();
-}
-
-//-----------------------------------------------------------------------------
-// Protected
/**
- * \brief NOT a end user inteded function
- * (used by WriteDcmExplVR, WriteDcmImplVR, WriteAcr, etc)
+ * \brief Writes on disk A SINGLE Dicom file,
* @param fileName name of the file to be created
* (any already existing file is overwritten)
- * @param type file type (ExplicitVR, ImplicitVR, ...)
* @return false if write fails
*/
-bool File::WriteBase (std::string const & fileName, FileType type)
+bool File::Write(std::string const& fileName)
{
- switch(type)
+ switch(WriteType)
{
case ImplicitVR:
SetWriteFileTypeToImplicitVR();
// just before writting ...
/// \todo the best trick would be *change* the recognition code
/// but pb expected if user deals with, e.g. COMPLEX images
- if( type == ACR_LIBIDO )
+ if( WriteType == ACR_LIBIDO )
{
SetWriteToLibido();
}
switch(WriteMode)
{
- case WMODE_DECOMPRESSED :
- SetWriteToDecompressed();
+ case WMODE_RAW :
+ SetWriteToRaw();
break;
case WMODE_RGB :
SetWriteToRGB();
bool check = CheckWriteIntegrity();
if(check)
{
- check = HeaderInternal->Write(fileName,type);
+ check = HeaderInternal->Write(fileName,WriteType);
}
RestoreWrite();
return check;
}
+bool File::SetEntryByNumber(std::string const& content,
+ uint16_t group, uint16_t element)
+{
+ return HeaderInternal->SetEntryByNumber(content,group,element);
+}
+
+bool File::SetEntryByNumber(uint8_t* content, int lgth,
+ uint16_t group, uint16_t element)
+{
+ return HeaderInternal->SetEntryByNumber(content,lgth,group,element);
+}
+
+bool File::ReplaceOrCreateByNumber(std::string const& content,
+ uint16_t group, uint16_t element)
+{
+ return HeaderInternal->ReplaceOrCreateByNumber(content,group,element) != NULL;
+}
+
+bool File::ReplaceOrCreateByNumber(uint8_t* binArea, int lgth,
+ uint16_t group, uint16_t element)
+{
+ return HeaderInternal->ReplaceOrCreateByNumber(binArea,lgth,group,element) != NULL;
+}
+
+/**
+ * \brief Access to the underlying \ref PixelReadConverter RGBA LUT
+ */
+uint8_t* File::GetLutRGBA()
+{
+ return PixelReadConverter->GetLutRGBA();
+}
+
+//-----------------------------------------------------------------------------
+// Protected
+
/**
* \brief Check the write integrity
*
switch(WriteMode)
{
- case WMODE_DECOMPRESSED :
+ case WMODE_RAW :
if( decSize!=PixelWriteConverter->GetUserDataSize() )
{
- dbg.Verbose(0, "File::CheckWriteIntegrity: Data size is incorrect");
+ dbg.Verbose(0, "File::CheckWriteIntegrity: Data size is incorrect (Raw)");
+ //std::cerr << "File::CheckWriteIntegrity: Data size is incorrect (Raw)\n"
+ // << decSize << " / " << PixelWriteConverter->GetUserDataSize() << "\n";
return false;
}
break;
case WMODE_RGB :
if( rgbSize!=PixelWriteConverter->GetUserDataSize() )
{
- dbg.Verbose(0, "File::CheckWriteIntegrity: Data size is incorrect");
+ dbg.Verbose(0, "File::CheckWriteIntegrity: Data size is incorrect (RGB)");
+ //std::cerr << "File::CheckWriteIntegrity: Data size is incorrect (RGB)\n"
+ // << decSize << " / " << PixelWriteConverter->GetUserDataSize() << "\n";
return false;
}
break;
return true;
}
-void File::SetWriteToDecompressed()
+void File::SetWriteToRaw()
{
if(HeaderInternal->GetNumberOfScalarComponents()==3 && !HeaderInternal->HasLUT())
{
if(HeaderInternal->HasLUT())
{
photInt->SetValue("PALETTE COLOR ");
- photInt->SetLength(14);
}
else
{
photInt->SetValue("MONOCHROME1 ");
- photInt->SetLength(12);
}
+ PixelWriteConverter->SetReadData(PixelReadConverter->GetRaw(),
+ PixelReadConverter->GetRawSize());
+
BinEntry* pixel = CopyBinEntry(GetHeader()->GetGrPixel(),GetHeader()->GetNumPixel());
pixel->SetValue(GDCM_BINLOADED);
- if(PixelWriteConverter->GetUserData())
- {
- pixel->SetBinArea(PixelWriteConverter->GetUserData(),false);
- pixel->SetLength(PixelWriteConverter->GetUserDataSize());
- }
- else
- {
- pixel->SetBinArea(PixelReadConverter->GetDecompressed(),false);
- pixel->SetLength(PixelReadConverter->GetDecompressedSize());
- }
+ pixel->SetBinArea(PixelWriteConverter->GetData(),false);
+ pixel->SetLength(PixelWriteConverter->GetDataSize());
Archive->Push(photInt);
Archive->Push(pixel);
ValEntry* spp = CopyValEntry(0x0028,0x0002);
spp->SetValue("3 ");
- spp->SetLength(2);
ValEntry* planConfig = CopyValEntry(0x0028,0x0006);
planConfig->SetValue("0 ");
- planConfig->SetLength(2);
ValEntry* photInt = CopyValEntry(0x0028,0x0004);
photInt->SetValue("RGB ");
- photInt->SetLength(4);
- BinEntry* pixel = CopyBinEntry(GetHeader()->GetGrPixel(),GetHeader()->GetNumPixel());
- pixel->SetValue(GDCM_BINLOADED);
- if(PixelWriteConverter->GetUserData())
+ if(PixelReadConverter->GetRGB())
{
- pixel->SetBinArea(PixelWriteConverter->GetUserData(),false);
- pixel->SetLength(PixelWriteConverter->GetUserDataSize());
+ PixelWriteConverter->SetReadData(PixelReadConverter->GetRGB(),
+ PixelReadConverter->GetRGBSize());
}
- else if(PixelReadConverter->GetRGB())
+ else // Raw data
{
- pixel->SetBinArea(PixelReadConverter->GetRGB(),false);
- pixel->SetLength(PixelReadConverter->GetRGBSize());
- }
- else // Decompressed data
- {
- pixel->SetBinArea(PixelReadConverter->GetDecompressed(),false);
- pixel->SetLength(PixelReadConverter->GetDecompressedSize());
+ PixelWriteConverter->SetReadData(PixelReadConverter->GetRaw(),
+ PixelReadConverter->GetRawSize());
}
+ BinEntry* pixel = CopyBinEntry(GetHeader()->GetGrPixel(),GetHeader()->GetNumPixel());
+ pixel->SetValue(GDCM_BINLOADED);
+ pixel->SetBinArea(PixelWriteConverter->GetData(),false);
+ pixel->SetLength(PixelWriteConverter->GetDataSize());
+
Archive->Push(spp);
Archive->Push(planConfig);
Archive->Push(photInt);
{
ValEntry* bitsAlloc = CopyValEntry(0x0028,0x0100);
bitsAlloc->SetValue("8 ");
- bitsAlloc->SetLength(2);
ValEntry* bitsStored = CopyValEntry(0x0028,0x0101);
bitsStored->SetValue("8 ");
- bitsStored->SetLength(2);
ValEntry* highBit = CopyValEntry(0x0028,0x0102);
highBit->SetValue("7 ");
- highBit->SetLength(2);
Archive->Push(bitsAlloc);
Archive->Push(bitsStored);
}
else
{
- SetWriteToDecompressed();
+ SetWriteToRaw();
}
}
ValEntry* tss = CopyValEntry(0x0002,0x0010);
tss->SetValue(ts);
- tss->SetLength(ts.length());
Archive->Push(tss);
}
ValEntry* tss = CopyValEntry(0x0002,0x0010);
tss->SetValue(ts);
- tss->SetLength(ts.length());
+
+ Archive->Push(tss);
}
void File::RestoreWriteFileType()
void File::SetWriteToLibido()
{
- ValEntry *oldRow = dynamic_cast<ValEntry *>(HeaderInternal->GetDocEntryByNumber(0x0028, 0x0010));
- ValEntry *oldCol = dynamic_cast<ValEntry *>(HeaderInternal->GetDocEntryByNumber(0x0028, 0x0011));
+ ValEntry *oldRow = dynamic_cast<ValEntry *>
+ (HeaderInternal->GetDocEntryByNumber(0x0028, 0x0010));
+ ValEntry *oldCol = dynamic_cast<ValEntry *>
+ (HeaderInternal->GetDocEntryByNumber(0x0028, 0x0011));
if( oldRow && oldCol )
{
ValEntry *libidoCode = CopyValEntry(0x0008,0x0010);
libidoCode->SetValue("ACRNEMA_LIBIDO_1.1");
- libidoCode->SetLength(10);
Archive->Push(libidoCode);
}
void File::SetWriteToNoLibido()
{
- ValEntry *recCode = dynamic_cast<ValEntry *>(HeaderInternal->GetDocEntryByNumber(0x0008,0x0010));
+ ValEntry *recCode = dynamic_cast<ValEntry *>
+ (HeaderInternal->GetDocEntryByNumber(0x0008,0x0010));
if( recCode )
{
if( recCode->GetValue() == "ACRNEMA_LIBIDO_1.1" )
{
ValEntry *libidoCode = CopyValEntry(0x0008,0x0010);
libidoCode->SetValue("");
- libidoCode->SetLength(0);
Archive->Push(libidoCode);
}
}
return(newE);
}
+//-----------------------------------------------------------------------------
+// Protected
+/**
+ * \brief Factorization for various forms of constructors.
+ */
+void File::Initialise()
+{
+ WriteMode = WMODE_RAW;
+ WriteType = ExplicitVR;
+
+ PixelReadConverter = new PixelReadConvert;
+ PixelWriteConverter = new PixelWriteConvert;
+ Archive = new DocEntryArchive( HeaderInternal );
+
+ if ( HeaderInternal->IsReadable() )
+ {
+ PixelReadConverter->GrabInformationsFromHeader( HeaderInternal );
+ }
+}
+
+uint8_t* File::GetRaw()
+{
+ uint8_t* raw = PixelReadConverter->GetRaw();
+ if ( ! raw )
+ {
+ // The Raw image migth not be loaded yet:
+ std::ifstream* fp = HeaderInternal->OpenFile();
+ PixelReadConverter->ReadAndDecompressPixelData( fp );
+ if(fp)
+ HeaderInternal->CloseFile();
+
+ raw = PixelReadConverter->GetRaw();
+ if ( ! raw )
+ {
+ dbg.Verbose(0, "File::GetRaw: read/decompress of "
+ "pixel data apparently went wrong.");
+ return 0;
+ }
+ }
+
+ return raw;
+}
+
//-----------------------------------------------------------------------------
// Private