#include "gdcmFile.h"
#include "gdcmUtil.h"
-
-
-// TODO : remove DEBUG
-#define DEBUG 0
-
-
-#include "iddcmjpeg.h"
-using namespace std;
+#include "iddcmjpeg.h" // for the 'LibIDO' Jpeg LossLess
+#include "jpeg/ljpg/jpegless.h"
/////////////////////////////////////////////////////////////////
/**
* @return
*/
-gdcmFile::gdcmFile(string & filename)
+gdcmFile::gdcmFile(std::string & filename)
:gdcmHeader(filename.c_str())
{
- SetPixelDataSizeFromHeader();
+ if (IsReadable())
+ SetPixelDataSizeFromHeader();
}
gdcmFile::gdcmFile(const char * filename)
:gdcmHeader(filename)
{
- SetPixelDataSizeFromHeader();
+ if (IsReadable())
+ SetPixelDataSizeFromHeader();
}
/**
* \brief calcule la longueur (in bytes) A ALLOUER pour recevoir les
* pixels de l'image
* ou DES images dans le cas d'un multiframe
- * ATTENTION : il ne s'agit PAS de la longueur du groupe des Pixels
+ * ATTENTION : il ne s'agit PAS de la longueur du groupe des Pixels
* (dans le cas d'images compressees, elle n'a pas de sens).
*
* @return longueur a allouer
*/
void gdcmFile::SetPixelDataSizeFromHeader(void) {
int nb;
- string str_nb;
+ std::string str_nb;
str_nb=gdcmHeader::GetPubElValByNumber(0x0028,0x0100);
- if (str_nb == "gdcm::Unfound" ) {
+ if (str_nb == GDCM_UNFOUND ) {
nb = 16;
} else {
nb = atoi(str_nb.c_str() );
if (nb == 12) nb =16;
}
- lgrTotale = GetXSize() * GetYSize() * GetZSize() * (nb/8)* GetSamplesPerPixel();;
+ lgrTotale = GetXSize() * GetYSize() * GetZSize() * (nb/8)* GetSamplesPerPixel();
+ std::string str_PhotometricInterpretation = gdcmHeader::GetPubElValByNumber(0x0028,0x0004);
+ if ( str_PhotometricInterpretation == "PALETTE COLOR " ) {
+ lgrTotale*=3;
+ }
}
+ // see PS 3.3-2003 : C.7.6.3.2.1
+ //
+ // MONOCHROME1
+ // MONOCHROME2
+ // PALETTE COLOR
+ // RGB
+ // HSV (Retired)
+ // ARGB (Retired)
+ // CMYK (Retired)
+ // YBR_FULL
+ // YBR_FULL_422 (no LUT, no Palette)
+ // YBR_PARTIAL_422
+ // YBR_ICT
+ // YBR_RCT
+
+ // LUT's
+ // ex : gdcm-US-ALOKA-16.dcm
+ // 0028|1221 [OW] [Segmented Red Palette Color Lookup Table Data]
+ // 0028|1222 [OW] [Segmented Green Palette Color Lookup Table Data]
+ // 0028|1223 [OW] [Segmented Blue Palette Color Lookup Table Data]
+
+ // ex : US-PAL-8-10x-echo.dcm, 8BitsRunLengthColor.dcm
+ // 0028|1201 [OW] [Red Palette Color Lookup Table Data]
+ // 0028|1202 [OW] [Green Palette Color Lookup Table Data]
+ // 0028|1203 [OW] [Blue Palette Color Lookup Table Data]
+
+ // ex : OT-PAL-8-face.dcm
+ // 0028|1201 [US] [Red Palette Color Lookup Table Data]
+ // 0028|1202 [US] [Green Palette Color Lookup Table Data]
+ // 0028|1203 [US] [Blue Palette Color Lookup Table Data]
+
/////////////////////////////////////////////////////////////////
/**
* the pixel data represented in this file.
* @return The size of pixel data in bytes.
*/
+
size_t gdcmFile::GetImageDataSize(void) {
return (lgrTotale);
}
* \ingroup gdcmFile
* \brief Read pixel data from disk (optionaly decompressing) into the
* caller specified memory location.
- * @param destination Where the pixel data should be stored.
+ * @param destination where the pixel data should be stored.
*
*/
bool gdcmFile::ReadPixelData(void* destination) {
+
if ( !OpenFile())
return false;
- printf("GetPixelOffset() %d\n",GetPixelOffset() );
-
if ( fseek(fp, GetPixelOffset(), SEEK_SET) == -1 ) {
CloseFile();
return false;
- }
+ }
+
+// ------------------------- Compacted File (12 Bits Per Pixel)
+
+ /* unpack 12 Bits pixels into 16 Bits pixels */
+ /* 2 pixels 12bit = [0xABCDEF] */
+ /* 2 pixels 16bit = [0x0ABD] + [0x0FCE] */
+
+ if (GetBitsAllocated()==12) {
+ int nbPixels = GetXSize()*GetYSize();
+ unsigned char b0, b1, b2;
+
+ for(int p=0;p<nbPixels;p+=2) {
+ fread(&b0,1,1,fp);
+ fread(&b1,1,1,fp);
+ fread(&b2,1,1,fp);
+ *((unsigned short int*)destination)++ =
+ ((b0 >> 4) << 8) + ((b0 & 0x0f) << 4) + (b1 & 0x0f);
+ /* A */ /* B */ /* D */
+ *((unsigned short int*)destination)++ =
+ ((b2 & 0x0f) << 8) + ((b1 >> 4) << 4) + (b2 >> 4);
+ /* F */ /* C */ /* E */
+
+ // Troubles expected on Big-Endian processors ?
+ }
+ return(true);
+ }
+
+
+// ------------------------- Uncompressed File
if ( !IsDicomV3() ||
IsImplicitVRLittleEndianTransferSyntax() ||
return true;
}
}
-
- // ------------------------------- Position on begining of Jpeg Pixels
-
- int ln;
- fseek(fp,4,SEEK_CUR);
- fread(&ln,4,1,fp);
- if(GetSwapCode())
- ln=SwapLong(ln);
- if (DEBUG)
- printf ("ln %d\n",ln);
- fseek(fp,ln,SEEK_CUR);
- fseek(fp,4,SEEK_CUR);
- fread(&ln,4,1,fp);
- if(GetSwapCode())
- ln=SwapLong(ln);
- if (DEBUG)
- printf ("ln image comprimée %d\n",ln);
-
-
- // ------------------------------- JPEG LossLess : call to Jpeg Libido
+
- if (IsJPEGLossless()) {
+// ------------------------- Run Length Encoding
+
+ if (gdcmHeader::IsRLELossLessTransferSyntax()) {
+ int res = (bool)gdcm_read_RLE_file (destination);
+ return res;
+ }
- ClbJpeg* jpg = _IdDcmJpegRead(fp);
- if(jpg == NULL) {
- CloseFile();
- return false;
- }
- // Gros soucis :
- // jpg->DataImg est alloue en int32 systematiquement :
- // il faut le copier pixel par pixel dans destination ...
- // ... qui est un void *
- // --> du CAST sportif a faire ...
-
- // memcpy(destination,jpg->DataImg,lgrTotale);
-
- // Bon ...
- // ... y'a p't etre + ruse (?)
-
+
+
+// ----------------- SingleFrame/Multiframe JPEG Lossless/Lossy/2000
+
int nb;
- string str_nb=gdcmHeader::GetPubElValByNumber(0x0028,0x0100);
- if (str_nb == "gdcm::Unfound" ) {
+ std::string str_nb=gdcmHeader::GetPubElValByNumber(0x0028,0x0100);
+ if (str_nb == GDCM_UNFOUND ) {
nb = 16;
} else {
nb = atoi(str_nb.c_str() );
- if (nb == 12) nb =16;
+ if (nb == 12) nb =16; // ?? 12 should be ACR-NEMA only ?
}
int nBytes= nb/8;
- int * dataJpg = jpg->DataImg;
- int taille = GetXSize() * GetYSize() * GetZSize() * GetSamplesPerPixel();
-
- switch (nBytes) {
- case 1:
- {
- unsigned short *dest = (unsigned short *)destination;
- for (int i=0; i<taille; i++) {
- if (DEBUG)
- if (*(dataJpg +i) >255) printf("data %d\n",*(dataJpg +i) );
- *((unsigned char *)dest+i) = *(dataJpg +i);
- }
- }
- break;
+ int taille = GetXSize() * GetYSize() * GetSamplesPerPixel();
+ long fragmentBegining; // for ftell, fseek
+
+ bool jpg2000 = IsJPEG2000();
+ bool jpgLossless = IsJPEGLossless();
+
+ bool res = true;
+ guint16 ItemTagGr,ItemTagEl;
+ int ln;
+
+ // Position on begining of Jpeg Pixels
+
+ fread(&ItemTagGr,2,1,fp); // Reading (fffe) : Item Tag Gr
+ fread(&ItemTagEl,2,1,fp); // Reading (e000) : Item Tag El
+ if(GetSwapCode()) {
+ ItemTagGr=SwapShort(ItemTagGr);
+ ItemTagEl=SwapShort(ItemTagEl);
+ }
+ fread(&ln,4,1,fp);
+ if(GetSwapCode())
+ ln=SwapLong(ln); // Basic Offset Table Item length
- case 2:
- {
- unsigned short *dest = (unsigned short *)destination;
-
- // etonnant (?)
- // la ligne commentee ci-dessous fait passer l'exec de 0.15 sec a 5.5 sec
- // pour la meme image 512*512 ...
- // optimiseur pas mis en oeuvre (?)
- //for (int i=0; i<GetXSize() * GetYSize() * GetZSize(); i++) {
-
- for (int i=0; i<taille; i++) {
- *((unsigned short *)dest+i) = *(dataJpg +i);
- }
- }
- break;
-
- case 4:
- {
- unsigned int *dest=(unsigned int *)destination;
- for (int i=0;i<taille; i++) {
- *((unsigned int *)dest+i) = *(dataJpg +i);
- }
- }
- break;
- }
+ if (ln != 0) {
+ // What is it used for ?!?
+ char *BasicOffsetTableItemValue = (char *)malloc(ln+1);
+ fread(BasicOffsetTableItemValue,ln,1,fp);
+ }
- _IdDcmJpegFree (jpg);
- return true;
- }
-
- // ------------------------------- JPEG Lossy : call to IJG 6b
-
- // TODO : faire qq chose d'intelligent pour limiter
- // la duplication du code JPEG <bits=8 / bits=12>
- // TODO : eplucher icelui pour traiter *egalement* bits=16
- int nBS;
- if ((nBS = GetBitsStored()) != 12) {
- printf("Sorry, Bits Stored = %d not yet taken into account\n",nBS);
- return false;
+ // first Fragment initialisation
+ fread(&ItemTagGr,2,1,fp); // Reading (fffe) : Item Tag Gr
+ fread(&ItemTagEl,2,1,fp); // Reading (e000) : Item Tag El
+ if(GetSwapCode()) {
+ ItemTagGr=SwapShort(ItemTagGr);
+ ItemTagEl=SwapShort(ItemTagEl);
}
+
+ // parsing fragments until Sequence Delim. Tag found
+
+ while ( ( ItemTagGr == 0xfffe) && (ItemTagEl != 0xe0dd) ) {
- int res = gdcm_read_JPEG_file (destination);
- if (DEBUG)
- printf ("res : %d\n",res);
- return res;
+ // --- for each Fragment
+
+ fread(&ln,4,1,fp);
+ if(GetSwapCode())
+ ln=SwapLong(ln); // Fragment Item length
+
+ fragmentBegining=ftell(fp);
+ if (jpg2000) { // JPEG 2000 : call to ???
+
+ res = (bool)gdcm_read_JPEG2000_file (destination); // Not Yet written
+
+ } // ------------------------------------- endif (JPEG2000)
+
+ else if (jpgLossless) { // JPEG LossLess : call to xmedcom JPEG
+
+ JPEGLosslessDecodeImage (fp, // Reading Fragment pixels
+ (unsigned short *)destination,
+ GetPixelSize()*8* GetSamplesPerPixel(),
+ ln);
+ res=1; // in order not to break the loop
+
+ } // ------------------------------------- endif (JPEGLossless)
+
+ else { // JPEG Lossy : call to IJG 6b
+
+ if (GetBitsStored() == 8) {
+ res = (bool)gdcm_read_JPEG_file (destination); // Reading Fragment pixels
+ } else {
+ res = (bool)gdcm_read_JPEG_file12 (destination);// Reading Fragment pixels
+ }
+ } // ------------------------------------- endif (JPEGLossy)
+
+ if (!res) break;
+
+ destination = (char *)destination + taille * nBytes; // location in user's memory
+ // for next fragment (if any)
+
+ fseek(fp,fragmentBegining,SEEK_SET); // To be sure we start
+ fseek(fp,ln,SEEK_CUR); // at the begining of next fragment
+
+ ItemTagGr = ItemTagEl =0;
+ fread(&ItemTagGr,2,1,fp); // Reading (fffe) : Item Tag Gr
+ fread(&ItemTagEl,2,1,fp); // Reading (e000) : Item Tag El
+ if(GetSwapCode()) {
+ ItemTagGr=SwapShort(ItemTagGr);
+ ItemTagEl=SwapShort(ItemTagEl);
+ }
+
+ } // endWhile parsing fragments until Sequence Delim. Tag found
+
+ return res;
}
/**
* \ingroup gdcmFile
* \brief Allocates necessary memory, copies the pixel data
* (image[s]/volume[s]) to newly allocated zone.
- * @return Pointer to newly allocated pixel data.
+ * @return Pointer to newly allocated pixel data.
+ * \ NULL if alloc fails
*/
void * gdcmFile::GetImageData (void) {
PixelData = (void *) malloc(lgrTotale);
- GetImageDataIntoVector(PixelData, lgrTotale);
+ if (PixelData)
+ GetImageDataIntoVector(PixelData, lgrTotale);
return(PixelData);
}
size_t gdcmFile::GetImageDataIntoVector (void* destination, size_t MaxSize) {
int nb, nbu, highBit, signe;
- string str_nbFrames, str_nb, str_nbu, str_highBit, str_signe;
+ std::string str_nbFrames, str_nb, str_nbu, str_highBit, str_signe;
if ( lgrTotale > MaxSize ) {
dbg.Verbose(0, "gdcmFile::GetImageDataIntoVector: pixel data bigger"
return (size_t)0;
}
- (void)ReadPixelData(destination);
+ (void)ReadPixelData(destination);
// Nombre de Bits Alloues pour le stockage d'un Pixel
- str_nb = GetPubElValByNumber(0x0028,0x0100);
- if (str_nb == "gdcm::Unfound" ) {
- nb = 16;
- } else {
- nb = atoi(str_nb.c_str() );
- }
+ str_nb = GetPubElValByNumber(0x0028,0x0100);
+ if (str_nb == GDCM_UNFOUND ) {
+ nb = 16;
+ } else {
+ nb = atoi(str_nb.c_str() );
+ }
// Nombre de Bits Utilises
- str_nbu=GetPubElValByNumber(0x0028,0x0101);
- if (str_nbu == "gdcm::Unfound" ) {
- nbu = nb;
- } else {
- nbu = atoi(str_nbu.c_str() );
- }
+ str_nbu=GetPubElValByNumber(0x0028,0x0101);
+ if (str_nbu == GDCM_UNFOUND ) {
+ nbu = nb;
+ } else {
+ nbu = atoi(str_nbu.c_str() );
+ }
// Position du Bit de Poids Fort
- str_highBit=GetPubElValByNumber(0x0028,0x0102);
- if (str_highBit == "gdcm::Unfound" ) {
- highBit = nb - 1;
- } else {
- highBit = atoi(str_highBit.c_str() );
- }
+ str_highBit=GetPubElValByNumber(0x0028,0x0102);
+ if (str_highBit == GDCM_UNFOUND ) {
+ highBit = nb - 1;
+ } else {
+ highBit = atoi(str_highBit.c_str() );
+ }
// Signe des Pixels
- str_signe=GetPubElValByNumber(0x0028,0x0103);
- if (str_signe == "gdcm::Unfound" ) {
- signe = 1;
- } else {
- signe = atoi(str_signe.c_str() );
- }
-
- // On remet les Octets dans le bon ordre si besoin est
+ str_signe=GetPubElValByNumber(0x0028,0x0103);
+ if (str_signe == GDCM_UNFOUND ) {
+ signe = 1;
+ } else {
+ signe = atoi(str_signe.c_str() );
+ }
+
+ // re arange bytes inside the integer
if (nb != 8)
SwapZone(destination, GetSwapCode(), lgrTotale, nb);
- // On remet les Bits des Octets dans le bon ordre si besoin est
+ // re arange bits inside the bytes
if (nbu != nb){
int l = (int)lgrTotale / (nb/8);
if (nb == 16) {
dbg.Verbose(0, "gdcmFile::GetImageDataIntoVector: wierd image");
return (size_t)0;
}
- }
+ }
+
+// Just to 'see' was was actually read on disk :-(
+// Some troubles expected
+
+ // *Try* to deal with the color
+ // ----------------------------
+
+ std::string str_PhotometricInterpretation =
+ gdcmHeader::GetPubElValByNumber(0x0028,0x0004);
+
+ if ( (str_PhotometricInterpretation == "MONOCHROME1 ")
+ || (str_PhotometricInterpretation == "MONOCHROME2 ") ) {
+ return lgrTotale;
+ }
+
+ // Planar configuration = 0 : Pixels are already RGB
+ // Planar configuration = 1 : 3 planes : R, G, B
+ // Planar configuration = 2 : 1 gray Plane + 3 LUT
+
+ // Well ... supposed to be !
+ // See US-PAL-8-10x-echo.dcm: PlanarConfiguration=0,
+ // PhotometricInterpretation=PALETTE COLOR
+ // and heuristic has to be found :-(
+
+ int planConf=GetPlanarConfiguration();
+
+ // Whatever Planar Configuration is,
+ // "PALETTE COLOR " implies that we deal with the palette.
+ if (str_PhotometricInterpretation == "PALETTE COLOR ")
+ planConf=2;
+
+ switch (planConf) {
+ case 0:
+ // Pixels are already RGB
+ break;
+
+ case 1:
+
+ {
+ if (str_PhotometricInterpretation == "YBR_FULL") { // Warning : YBR_FULL_422 acts as RGB (?!)
+
+ // need to make RGB Pixels from Planes Y,cB,cR
+ // see http://lestourtereaux.free.fr/papers/data/yuvrgb.pdf
+ // for code optimisation
+
+ int l = GetXSize()*GetYSize();
+ int nbFrames = GetZSize();
+
+ unsigned char * newDest = (unsigned char*) malloc(lgrTotale);
+ unsigned char *x = newDest;
+ unsigned char * a = (unsigned char *)destination;
+ unsigned char * b = a + l;
+ unsigned char * c = b + l;
+
+ double R,G,B;
+
+ // TODO : Replace by the 'well known'
+ // integer computation counterpart
+ for (int i=0;i<nbFrames;i++) {
+ for (int j=0;j<l; j++) {
+ R= 1.164 *(*a-16) + 1.596 *(*c -128) + 0.5;
+ G= 1.164 *(*a-16) - 0.813 *(*c -128) - 0.392 *(*b -128) + 0.5;
+ B= 1.164 *(*a-16) + 2.017 *(*b -128) + 0.5;
+
+ if (R<0.0) R=0.0;
+ if (G<0.0) G=0.0;
+ if (B<0.0) B=0.0;
+ if (R>255.0) R=255.0;
+ if (G>255.0) G=255.0;
+ if (B>255.0) B=255.0;
+
+ *(x++) = (unsigned char)R;
+ *(x++) = (unsigned char)G;
+ *(x++) = (unsigned char)B;
+ a++; b++; c++;
+ }
+ }
+ memmove(destination,newDest,lgrTotale);
+ free(newDest);
+
+ } else {
+
+ // need to make RGB Pixels from Planes R,G,B
+
+ int l = GetXSize()*GetYSize();
+ int nbFrames = GetZSize();
+
+ char * newDest = (char*) malloc(lgrTotale);
+ char *x = newDest;
+ char * a = (char *)destination;
+ char * b = a + l;
+ char * c = b + l;
+
+ // TODO :
+ // any trick not to have to allocate temporary buffer is welcome ...
+
+ for (int i=0;i<nbFrames;i++) {
+ for (int j=0;j<l; j++) {
+ *(x++) = *(a++);
+ *(x++) = *(b++);
+ *(x++) = *(c++);
+ }
+ }
+ memmove(destination,newDest,lgrTotale);
+ free(newDest);
+ }
+
+ break;
+ }
+
+ case 2:
+ // from Lut R + Lut G + Lut B
+
+ // we no longer use gdcmHeader::GetLUTRGB
+ // since a lot of images have strange info
+ // in the Lookup Table Descriptors (0028,1101),...
+ {
+ unsigned char * newDest = (unsigned char*) malloc(lgrTotale);
+ unsigned char * a = (unsigned char *)destination;
+
+ unsigned char *lutR =(unsigned char *)GetPubElValVoidAreaByNumber(0x0028,0x1201);
+ unsigned char *lutG =(unsigned char *)GetPubElValVoidAreaByNumber(0x0028,0x1202);
+ unsigned char *lutB =(unsigned char *)GetPubElValVoidAreaByNumber(0x0028,0x1203);
+
+ if (lutR && lutG && lutB ) { // need to make RGB Pixels
+ // from grey Pixels
+ // and Lut R,Lut G,Lut B
+
+ unsigned char * newDest = (unsigned char*) malloc(lgrTotale);
+ int l = lgrTotale/3;
+ memmove(newDest, destination, l);// move Gray pixels to temp area
+
+ int j;
+ // See PS 3.3-2003 C.11.1.1.2 p 619
+ //
+ int mult;
+ if ( GetLUTNbits()==16 && nb==8) mult=2; // See PS 3.3
+ else mult=1;
+
+ // if we get a black image, let's just remove the '+1'
+ // and check again
+ // if it works, we shall have to check the 3 Palettes
+ // to see which byte is ==0 (first one, or second one)
+
+ for (int i=0;i<l; i++) {
+ j=newDest[i]*mult +1;
+ *a++ = lutR[j];
+ *a++ = lutG[j];
+ *a++ = lutB[j];
+ }
+
+ free(newDest);
+
+ } else { // need to make RGB Pixels (?)
+ // from grey Pixels (?!)
+ // and Gray Lut (!?!)
+ unsigned char *lutGray =(unsigned char *)GetPubElValVoidAreaByNumber(0x0028,0x1200);
+ // Well . I'll wait till I find such an image
+ }
+ break;
+ }
+ }
+
+ // now, it's an RGB image
+ // Lets's write it in the Header
+
+ // CreateOrReplaceIfExist ?
+
+ std::string spp = "3"; // Samples Per Pixel
+ gdcmHeader::SetPubElValByNumber(spp,0x0028,0x0002);
+ std::string rgb="RGB "; // Photometric Interpretation
+ gdcmHeader::SetPubElValByNumber(rgb,0x0028,0x0004);
+ std::string planConfig = "0"; // Planar Configuration
+ gdcmHeader::SetPubElValByNumber(planConfig,0x0028,0x0006);
+
+ // + Drop Palette Color ?
+
return lgrTotale;
}
-
//
// Je laisse le code integral, au cas ça puisse etre reutilise ailleurs
//
+/**
+ * \ingroup gdcmFile
+ * \brief Swap the bytes, according to swap code.
+ * \warning not end user intended
+ * @param im area to deal with
+ * @param swap swap code
+ * @param lgr Area Length
+ * @param nb Pixels Bit number
+ */
+
void gdcmFile::SwapZone(void* im, int swap, int lgr, int nb) {
guint32 s32;
guint16 fort,faible;
int i;
-if(nb == 16)
-
- switch(swap) {
- case 0:
- case 12:
- case 1234:
- break;
+if(nb == 16)
+ switch(swap) {
+ case 0:
+ case 12:
+ case 1234:
+ break;
- case 21:
- case 3412:
- case 2143:
- case 4321:
-
- for(i=0;i<lgr;i++)
- ((unsigned short int*)im)[i]= ((((unsigned short int*)im)[i])>>8)
- | ((((unsigned short int*)im)[i])<<8);
- break;
+ case 21:
+ case 3412:
+ case 2143:
+ case 4321:
+
+ for(i=0;i<lgr;i++)
+ ((unsigned short int*)im)[i]= ((((unsigned short int*)im)[i])>>8)
+ | ((((unsigned short int*)im)[i])<<8);
+ break;
- default:
- printf("valeur de SWAP (16 bits) non autorisee : %d\n", swap);
- }
+ default:
+ printf("valeur de SWAP (16 bits) not allowed : %d\n", swap);
+ }
if( nb == 32 )
+ switch (swap) {
+ case 0:
+ case 1234:
+ break;
- switch (swap) {
- case 0:
- case 1234:
- break;
-
- case 4321:
- for(i=0;i<lgr;i++) {
- faible= ((unsigned long int*)im)[i]&0x0000ffff; /* 4321 */
- fort =((unsigned long int*)im)[i]>>16;
- fort= (fort>>8) | (fort<<8);
- faible=(faible>>8) | (faible<<8);
- s32=faible;
- ((unsigned long int*)im)[i]=(s32<<16)|fort;
- }
- break;
-
- case 2143:
- for(i=0;i<lgr;i++) {
- faible= ((unsigned long int*)im)[i]&0x0000ffff; /* 2143 */
- fort=((unsigned long int*)im)[i]>>16;
- fort= (fort>>8) | (fort<<8);
- faible=(faible>>8) | (faible<<8);
- s32=fort;
- ((unsigned long int*)im)[i]=(s32<<16)|faible;
- }
- break;
+ case 4321:
+ for(i=0;i<lgr;i++) {
+ faible= ((unsigned long int*)im)[i]&0x0000ffff; /* 4321 */
+ fort =((unsigned long int*)im)[i]>>16;
+ fort= (fort>>8) | (fort<<8);
+ faible=(faible>>8) | (faible<<8);
+ s32=faible;
+ ((unsigned long int*)im)[i]=(s32<<16)|fort;
+ }
+ break;
+
+ case 2143:
+ for(i=0;i<lgr;i++) {
+ faible= ((unsigned long int*)im)[i]&0x0000ffff; /* 2143 */
+ fort=((unsigned long int*)im)[i]>>16;
+ fort= (fort>>8) | (fort<<8);
+ faible=(faible>>8) | (faible<<8);
+ s32=fort;
+ ((unsigned long int*)im)[i]=(s32<<16)|faible;
+ }
+ break;
- case 3412:
- for(i=0;i<lgr;i++) {
- faible= ((unsigned long int*)im)[i]&0x0000ffff; /* 3412 */
- fort=((unsigned long int*)im)[i]>>16;
- s32=faible;
- ((unsigned long int*)im)[i]=(s32<<16)|fort;
- }
- break;
+ case 3412:
+ for(i=0;i<lgr;i++) {
+ faible= ((unsigned long int*)im)[i]&0x0000ffff; /* 3412 */
+ fort=((unsigned long int*)im)[i]>>16;
+ s32=faible;
+ ((unsigned long int*)im)[i]=(s32<<16)|fort;
+ }
+ break;
- default:
- printf("valeur de SWAP (32 bits) non autorisee : %d\n", swap);
- }
+ default:
+ printf(" SWAP value (32 bits) not allowed : %d\n", swap);
+ }
return;
}
/**
* \ingroup gdcmFile
* \brief TODO JPR
- * \warning doit-etre etre publique ? FIXME JPR
+ * \warning doit-etre etre publique ?
* TODO : y a-t-il un inconvenient à fusioner ces 2 fonctions
*
- * @param inData TODO JPR
- * @param ExpectedSize TODO JPR
+ * @param inData
+ * @param ExpectedSize
*
- * @return TODO JPR
+ * @return integer acts as a boolean
*/
int gdcmFile::SetImageData(void * inData, size_t ExpectedSize) {
SetImageDataSize(ExpectedSize);
PixelData = inData;
lgrTotale = ExpectedSize;
-
-
return(1);
}
/////////////////////////////////////////////////////////////////
/**
* \ingroup gdcmFile
- * \brief TODO JPR
- * \
- * \warning WARNING doit-etre etre publique ? FIXME JPR
+ * \brief Sets the Pixel Area size in the Header
+ * --> not-for-rats function
+ *
+ * \warning WARNING doit-etre etre publique ?
* TODO : y aurait il un inconvenient à fusionner ces 2 fonctions
*
- * @param ImageDataSize TODO JPR
- *
+ * @param ImageDataSize new Pixel Area Size
+ * warning : nothing else is checked
*/
void gdcmFile::SetImageDataSize(size_t ImageDataSize) {
-
- string content1;
- char car[20];
-
- // suppose que le ElValue (0x7fe0, 0x0010) existe ...
-
- sprintf(car,"%d",ImageDataSize);
+ std::string content1;
+ char car[20];
+ // Assumes ElValue (0x7fe0, 0x0010) exists ...
+ sprintf(car,"%d",ImageDataSize);
- gdcmElValue*a = GetElValueByNumber(0x7fe0, 0x0010);
- a->SetLength(ImageDataSize);
+ gdcmElValue*a = GetElValueByNumber(0x7fe0, 0x0010);
+ a->SetLength(ImageDataSize);
- ImageDataSize+=8;
- sprintf(car,"%d",ImageDataSize);
- content1=car;
- SetPubElValByNumber(content1, 0x7fe0, 0x0000);
+ ImageDataSize+=8;
+ sprintf(car,"%d",ImageDataSize);
+ content1=car;
+ SetPubElValByNumber(content1, 0x7fe0, 0x0000);
}
* \brief 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
- * (Equivalent a IdImaWriteRawFile) FIXME JPR
+ * (Equivalent a IdImaWriteRawFile)
*
- * @param nomFichier TODO JPR
- *
- * @return TODO JPR
+ * @param fileName
+ * @return
*/
-int gdcmFile::WriteRawData (string nomFichier) {
-
- FILE * fp1;
- fp1 = fopen(nomFichier.c_str(),"wb");
- if (fp1 == NULL) {
- printf("Echec ouverture (ecriture) Fichier [%s] \n",nomFichier.c_str());
- return (0);
- }
-
- fwrite (PixelData,lgrTotale, 1, fp1);
- fclose (fp1);
- return(1);
+int gdcmFile::WriteRawData (std::string fileName) {
+ FILE * fp1;
+ fp1 = fopen(fileName.c_str(),"wb");
+ if (fp1 == NULL) {
+ printf("Echec ouverture (ecriture) Fichier [%s] \n",fileName.c_str());
+ return (0);
+ }
+ fwrite (PixelData,lgrTotale, 1, fp1);
+ fclose (fp1);
+ return(1);
}
-
-
/////////////////////////////////////////////////////////////////
/**
* \ingroup gdcmFile
* \brief Ecrit sur disque UNE image Dicom
* Aucun test n'est fait sur l'"Endiannerie" du processeur.
* Ca fonctionnera correctement (?) sur processeur Intel
- * (Equivalent a IdDcmWrite) FIXME JPR
+ * (Equivalent a IdDcmWrite)
*
- * @param nomFichier TODO JPR
- *
- * @return TODO JPR
+ * @param fileName
+ * @return int acts as a boolean
*/
-int gdcmFile::WriteDcmImplVR (string nomFichier) {
- return WriteBase(nomFichier, ImplicitVR);
+int gdcmFile::WriteDcmImplVR (std::string fileName) {
+ return WriteBase(fileName, ImplicitVR);
}
/////////////////////////////////////////////////////////////////
/**
* \ingroup gdcmFile
- *
- * @param nomFichier TODO JPR
- *
- * @return TODO JPR
+ * \brief
+ * @param fileName
+ * @return int acts as a boolean
*/
-int gdcmFile::WriteDcmImplVR (const char* nomFichier) {
- return WriteDcmImplVR (string (nomFichier));
+int gdcmFile::WriteDcmImplVR (const char* fileName) {
+ return WriteDcmImplVR (std::string (fileName));
}
/////////////////////////////////////////////////////////////////
/**
* \ingroup gdcmFile
- *
- * @param nomFichier TODO JPR
- *
- * @return TODO JPR
+ * \brief
+ * @param fileName
+ * @return int acts as a boolean
*/
-int gdcmFile::WriteDcmExplVR (string nomFichier) {
- return WriteBase(nomFichier, ExplicitVR);
+int gdcmFile::WriteDcmExplVR (std::string fileName) {
+ return WriteBase(fileName, ExplicitVR);
}
/////////////////////////////////////////////////////////////////
* Ca fonctionnera correctement (?) sur processeur Intel
* (Equivalent a IdDcmWrite)
*
- * @param nomFichier TODO JPR
- *
- * @return TODO JPR
+ * @param fileName
+ * @return int acts as a boolean
*/
-int gdcmFile::WriteAcr (string nomFichier) {
- return WriteBase(nomFichier, ACR);
+int gdcmFile::WriteAcr (std::string fileName) {
+ return WriteBase(fileName, ACR);
}
/////////////////////////////////////////////////////////////////
/**
* \ingroup gdcmFile
*
- * @param nomFichier TODO JPR
- * @param type TODO JPR
+ * @param FileName
+ * @param type
*
- * @return TODO JPR
+ * @return int acts as a boolean
*/
-int gdcmFile::WriteBase (string nomFichier, FileType type) {
+int gdcmFile::WriteBase (std::string FileName, FileType type) {
FILE * fp1;
- fp1 = fopen(nomFichier.c_str(),"wb");
+ fp1 = fopen(FileName.c_str(),"wb");
if (fp1 == NULL) {
- printf("Echec ouverture (ecriture) Fichier [%s] \n",nomFichier.c_str());
+ printf("Echec ouverture (ecriture) Fichier [%s] \n",FileName.c_str());
return (0);
}
if ( (type == ImplicitVR) || (type == ExplicitVR) ) {
char * filePreamble;
- // Ecriture Dicom File Preamble
+ // writing Dicom File Preamble
filePreamble=(char*)calloc(128,1);
fwrite(filePreamble,128,1,fp1);
fwrite("DICM",4,1,fp1);
}
+ // --------------------------------------------------------------
+ // Special Patch to allow gdcm to re-write ACR-LibIDO formated images
+ //
+ // if recognition code tells us we dealt with a LibIDO image
+ // we reproduce on disk the switch between lineNumber and columnNumber
+ // just before writting ...
+
+ std::string rows, columns;
+ if ( filetype == ACR_LIBIDO){
+ rows = GetPubElValByNumber(0x0028, 0x0010);
+ columns = GetPubElValByNumber(0x0028, 0x0011);
+ SetPubElValByNumber(columns, 0x0028, 0x0010);
+ SetPubElValByNumber(rows , 0x0028, 0x0011);
+ }
+ // ----------------- End of Special Patch ----------------
+
gdcmHeader::Write(fp1, type);
+
+ // --------------------------------------------------------------
+ // Special Patch to allow gdcm to re-write ACR-LibIDO formated images
+ //
+ // ...and we restore the Header to be Dicom Compliant again
+ // just after writting
+
+ if (filetype == ACR_LIBIDO){
+ SetPubElValByNumber(rows , 0x0028, 0x0010);
+ SetPubElValByNumber(columns, 0x0028, 0x0011);
+ }
+ // ----------------- End of Special Patch ----------------
+
fwrite(PixelData, lgrTotale, 1, fp1);
fclose (fp1);
return(1);