2022-01-24 11:26:56 +01:00

81 lines
2.6 KiB
C++

// SPDX-License-Identifier: LGPL-3.0-or-other
// Copyright (C) 2021 Contributors to the SLS Detector Package
#ifndef MY_TIFF_IO_H
#include "tiffIO.h"
#endif
#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_t &nrow, uint32_t &ncol) {
// unsigned char * buff=NULL;
TIFF *tif = TIFFOpen(imgname, "r");
if (tif) {
uint32_t bps;
uint32_t sampleperpixel = 1;
// tsize_t linebytes;
uint32_t 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 (uint32_t 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;
};