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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "libics.h"
int main(int argc, const char* argv[]) {
ICS* ip;
Ics_DataType dt;
int ndims;
size_t dims[ICS_MAXDIM];
size_t imelsize;
size_t bufsize;
ptrdiff_t strides[3];
void* buf1;
void* buf2;
void* buf3;
Ics_Error retval;
if (argc != 3) {
fprintf(stderr, "Two file names required: in out\n");
exit(-1);
}
/* Read image */
retval = IcsOpen(&ip, argv[1], "r");
if (retval != IcsErr_Ok) {
fprintf(stderr, "Could not open input file: %s\n",
IcsGetErrorText(retval));
exit(-1);
}
IcsGetLayout(ip, &dt, &ndims, dims);
strides[0] = -1;
strides[1] = -(ptrdiff_t)(dims[0]*dims[2]);
strides[2] = -(ptrdiff_t)(dims[0]);
imelsize = IcsGetImelSize(ip);
bufsize = IcsGetDataSize(ip);
buf1 = malloc(bufsize);
if (buf1 == NULL) {
fprintf(stderr, "Could not allocate memory.\n");
exit(-1);
}
retval = IcsGetData(ip, buf1, bufsize);
if (retval != IcsErr_Ok) {
fprintf(stderr, "Could not read input image data: %s\n",
IcsGetErrorText(retval));
exit(-1);
}
buf3 = malloc(bufsize);
if (buf3 == NULL) {
fprintf(stderr, "Could not allocate memory.\n");
exit(-1);
}
retval = IcsGetDataWithStrides(ip, (char*)buf3 + bufsize - imelsize, 0, strides, 3);
if (retval != IcsErr_Ok) {
fprintf(stderr, "Could not read input image data using strides: %s\n",
IcsGetErrorText(retval));
exit(-1);
}
retval = IcsClose(ip);
if (retval != IcsErr_Ok) {
fprintf(stderr, "Could not close input file: %s\n",
IcsGetErrorText(retval));
exit(-1);
}
/* Write image */
retval = IcsOpen(&ip, argv[2], "w2");
if (retval != IcsErr_Ok) {
fprintf(stderr, "Could not open output file: %s\n",
IcsGetErrorText(retval));
exit(-1);
}
IcsSetLayout(ip, dt, ndims, dims);
IcsSetDataWithStrides(ip, (char*)buf3 + bufsize - imelsize, bufsize, strides, 3);
#ifdef ICS_ZLIB
IcsSetCompression(ip, IcsCompr_gzip, 6);
#endif
retval = IcsClose(ip);
if (retval != IcsErr_Ok) {
fprintf(stderr, "Could not write output file: %s\n",
IcsGetErrorText(retval));
exit(-1);
}
/* Read image */
retval = IcsOpen(&ip, argv[2], "r");
if (retval != IcsErr_Ok) {
fprintf(stderr, "Could not open output file for reading: %s\n",
IcsGetErrorText(retval));
exit(-1);
}
if (bufsize != IcsGetDataSize(ip)) {
fprintf(stderr, "Data in output file not same size as written.\n");
exit(-1);
}
buf2 = malloc(bufsize);
if (buf2 == NULL) {
fprintf(stderr, "Could not allocate memory.\n");
exit(-1);
}
retval = IcsGetData(ip, buf2, bufsize);
if (retval != IcsErr_Ok) {
fprintf(stderr, "Could not read output image data: %s\n",
IcsGetErrorText(retval));
exit(-1);
}
retval = IcsClose(ip);
if (retval != IcsErr_Ok) {
fprintf(stderr, "Could not close output file: %s\n",
IcsGetErrorText(retval));
exit(-1);
}
if (memcmp(buf1, buf2, bufsize) != 0) {
fprintf(stderr, "Data in output file does not match data in input.\n");
exit(-1);
}
free(buf1);
free(buf2);
exit(0);
}
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