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modifications for on the fly analysis working at cSAXS

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This commit is contained in:
bergamaschi 2017-11-15 12:23:21 +01:00
parent 9ad0fd0bc9
commit 06b9efd229
1 changed files with 76 additions and 0 deletions
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76
slsDetectorCalibration/tiffIO.cpp Normal file
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#include "tiffIO.h"
#include<iostream>
using namespace std;
// #undef cbf_failnez
// #define cbf_failnez(x) \
// { \
// int err; \
// err = (x); \
// if (err) { \
// fprintf(stderr,"\nCBFlib fatal error %x \n",err); \
// exit(-1); \
// } \
// }
void *WriteToTiff(float * imgData, const char * imgname, int nrow, int ncol){
int sampleperpixel=1;
// unsigned char * buff=NULL;
tsize_t linebytes;
cout << "--" <<endl;
TIFF * tif = TIFFOpen(imgname,"w");
if (tif) {
TIFFSetField(tif,TIFFTAG_IMAGEWIDTH,ncol);
TIFFSetField(tif, TIFFTAG_IMAGELENGTH, nrow);
TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL,sampleperpixel);
TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, 32);
TIFFSetField(tif, TIFFTAG_ORIENTATION, ORIENTATION_BOTLEFT);
TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISBLACK);
TIFFSetField(tif, TIFFTAG_SAMPLEFORMAT, SAMPLEFORMAT_IEEEFP);
linebytes = sampleperpixel*ncol;
TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, TIFFDefaultStripSize(tif, ncol*sampleperpixel));
for(int irow=0; irow<nrow; irow++){
TIFFWriteScanline(tif,&imgData[irow*ncol],irow,0);
}
TIFFClose(tif);
} else
cout << "could not open file " << imgname << " for writing " << endl;
return NULL;
};
float *ReadFromTiff( const char * imgname, uint32 &nrow, uint32 &ncol){
// unsigned char * buff=NULL;
TIFF * tif = TIFFOpen(imgname,"r");
if (tif){
uint32 bps;
uint32 sampleperpixel=1;
tsize_t linebytes;
uint32 imagelength;
TIFFGetField(tif,TIFFTAG_IMAGEWIDTH,&ncol);
TIFFGetField(tif, TIFFTAG_IMAGELENGTH, &nrow);
TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL,sampleperpixel);
TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, &bps);
TIFFGetField(tif, TIFFTAG_IMAGELENGTH, &imagelength);
float * imgData=new float[ncol*nrow];
linebytes = sampleperpixel*ncol;
// TIFFSetField(tif, TIFFTAG_ROWSPERSTRIP, TIFFDefaultStripSize(tif, ncol*sampleperpixel));
for(int irow=0; irow<nrow; irow++){
//tiffreadscanline(tif, buf, row);
TIFFReadScanline(tif,&imgData[irow*ncol],irow);
}
TIFFClose(tif);
return imgData;
} else
cout << "could not open file " << imgname << " for reading " << endl;
return NULL;
};