int main(int argc, char ** argv)
{
Projection * to, * from; //projections
PmeshLib::ProjectionMesh pmesh;
std::string infile, inparam, outparam,
outfile("pout.txt"); //input/output files
bool usepmesh = false; //use the pmesh
int pmeshsize = 4; //default pmesh size
int myopt; //for options
int interpolator = 7; //which interpolator for pmesh
long int counter;
double x, y; //for points
long int numpoints; //numberofpoints
std::ifstream in;
std::ofstream out;
std::ofstream compare;
double min_x, min_y, max_x, max_y;
double tempx, tempy;
std::vector<double> xarr, yarr;
double errorx, errory;
std::string comparefile("compare.txt");
try
{
//first parse the command args
//parse the arguments
while (( myopt = getopt(argc, argv, "c:n:l:p:f:i:o:?")) != -1)
switch(myopt)
{
case 'c':
{
if (optarg)
comparefile = optarg;
break;
}
case 'n':
{
if (optarg)
pmeshsize = atoi(optarg);
break;
}
case 'p':
{
if (optarg)
{
interpolator = atoi(optarg);
usepmesh = true;
}
break;
}
case 'f': //input file switch
{
if (optarg) // only change if they entered something
infile = std::string(optarg);
break;
}
case 'i': //parameter file for input
{
if (optarg)
inparam = std::string(optarg);
break;
}
case 'o':
{
if (optarg)
outparam = std::string(optarg);
break;
}
case '?':
default: // help
{
std::cout << "Usage: " << argv[0] << " [options]" << std::endl;
std::cout << "where options are: " << std::endl;
std::cout << " -f input file to reproject" << std::endl;
std::cout << " -i input parameter file" << std::endl;
std::cout << " -? this help screen"
<< "(Which you obviously already knew about)"
<< std::endl;
return 0;;
}
}
from = SetProjection(inparam);
to = SetProjection(outparam);
in.open(infile.c_str());
in >> numpoints;
xarr.resize(numpoints);
yarr.resize(numpoints);
for (counter = 0; counter < numpoints; counter++)
in >> xarr[counter] >> yarr[counter];
in.close();
if (usepmesh)
{
// getMinMax(xarr, min_x, max_x);
// getMinMax(yarr, min_y, max_y);
min_x = 314850.0;
max_x = min_x + 6224;
max_y = 4291485.0;
min_y = max_y - 7673.0;
//setup the foward mesh
pmesh.setSourceMeshBounds(min_x, min_y, max_x, max_y);
pmesh.setMeshSize(pmeshsize,pmeshsize);
pmesh.setInterpolator(interpolator);
//now project all the points onto the mesh
pmesh.calculateMesh((*from), (*to));
}
out.open(outfile.c_str());
compare.open(comparefile.c_str());
for (counter = 0; counter < numpoints; counter++)
{
if (usepmesh)
{
tempx = xarr[counter];
tempy = yarr[counter];
from->projectToGeo(xarr[counter], yarr[counter], tempy,
tempx);
to->projectFromGeo(tempy, tempx, tempx, tempy);
x = xarr[counter];
y = yarr[counter];
pmesh.projectPoint(x, y);
errorx = tempx - x;
errory = tempy - y;
if (to->getUnit() == US_FEET)
{
errorx = errorx/3.28083988; //convert to meters
errory = errory/3.28083988; //convert to meters
}
if (errorx < 0)
errorx = -errorx;
if (errory < 0)
errory = -errory;
compare << tempx << "\t" << tempy
<< "\t" << x << "\t" << y
<< "\t" << errorx
<< "\t" << errory << "\t";
errorx = sqrt(errorx*errorx + errory*errory);
compare << errorx << std::endl; //distance
}
else
{
from->projectToGeo(xarr[counter], yarr[counter], y, x);
to->projectFromGeo(y, x, x, y);
}
out << x << " " << y << std::endl;
}
out.close();
compare.close();
delete from;
delete to;
return 0;
}
catch(...)
{
delete from;
delete to;
return 0;
}
}
int main(int argc, char **argv)
{
ProjIOLib::ProjectionReader reader;
ProjIOLib::ProjectionWriter writer;
Projection * fromprojection, * toprojection;
USGSImageLib::ImageIFile * infile;
USGSImageLib::GeoTIFFImageOFile* out = NULL; //the output file
USGSImageLib::CacheManager* cache = NULL; //cache
USGSImageLib::GeoTIFFImageIFile* ingeo;
USGSImageLib::DOQImageIFile * indoq;
PmeshLib::ProjectionMesh * pmesh = NULL; //projection mesh
int myopt;
std::string filename(" ");
std::string parameterfile(" ");
long int xcounter, ycounter; //counter for loops
long int height, width, newheight, newwidth; //image metrics
double x, y; //projection constants
long int _x, _y; // for inputs
int pmeshsize = 4; //pmeshsize default is 10
unsigned char* scanline = NULL; //output scanline
unsigned char* inscanline = NULL; // for the input scanlines
std::string datumtype, units; //strings for checks
double left, right, bottom, top; //projected extremes
double min_x, min_y, max_x, max_y; //unprojected extremes
int photo, spp, bps; //image type
float xscale = 0.0; //scale
float yscale = 0.0;
std::string outfile("out.tif"); //output filename
int interpolator = 0;
// Arrays used to find the minimum and maximum values
std::vector<double> xarr, yarr;
double newscale;
double oldscale;
double scale[2] = {0};
double tp[6] = {0}; //geotiff tie points
double res[2] = {0}; //geotiff resoultion
std::string logname("time.out");
std::string name;
;
double tempx, tempy;
try
{
//parse the arguments
while (( myopt = getopt(argc, argv, "l:n:p:f:i:?")) != -1)
switch(myopt)
{
case 'l':
{
if (optarg)
{
logname = optarg;
}
}
case 'n':
{
if (optarg)
{
pmeshsize = atoi(optarg);
}
}
break;
case 'p':
{
if (optarg)
{
interpolator = atoi(optarg);
}
break;
}
case 'f': //input file switch
{
if (optarg) // only change if they entered something
filename = std::string(optarg);
break;
}
case 'i': //parameter file for output
{
if (optarg)
parameterfile = std::string(optarg);
break;
}
case '?':
default: // help
{
std::cout << "Usage: " << argv[0] << " [options]" << std::endl;
std::cout << "where options are: " << std::endl;
std::cout << " -f input file to reproject" << std::endl;
std::cout << " -i input parameter file" << std::endl;
std::cout << " -? this help screen"
<< "(Which you obviously already knew about)"
<< std::endl;
return 0;;
}
}
if ((filename == std::string(" ")) || (parameterfile == std::string(" ")))
{
std::cout << "You must enter a input file and a parameter file"
<< " use -? for options" << std::endl;
return 0;
}
//start the time
name = std::string("date > ") + logname;
system(name.c_str());
//try to open the file as a doq
//try to open the file
if (!(infile = new(std::nothrow)USGSImageLib::DOQImageIFile(filename)))
throw std::bad_alloc();
if (!infile->good())
{
delete infile;
if (!(infile = new(std::nothrow)
USGSImageLib::GeoTIFFImageIFile(filename)))
throw std::bad_alloc();
if (!infile->good())
{
std::cout << "Invalid file type" << std::endl;
return 0;
}
fromprojection = reader.createProjection
(dynamic_cast<USGSImageLib::GeoTIFFImageIFile*>(infile));
if (!fromprojection)
{
std::cout << "Unable to open a projection for input file"
<< std::endl;
return 0;
}
//get the scale and such
ingeo = dynamic_cast<USGSImageLib::GeoTIFFImageIFile *>(infile);
ingeo->getPixelScale(scale);
if (scale[0] != scale[1])
{
std::cout << "scale different in x and y directions" << std::endl;
throw;
}
oldscale=scale[0];
ingeo->getTiePoints(tp, 6);
min_x = tp[3];
max_y = tp[4];
}
else
{
fromprojection = reader.createProjection
(dynamic_cast<USGSImageLib::DOQImageIFile*>(infile));
if (!fromprojection)
{
std::cout << "Unable to open a projection for input file"
<< std::endl;
return 0;
}
indoq = dynamic_cast<USGSImageLib::DOQImageIFile * > (infile);
indoq->getHorizontalResolution(xscale);
oldscale = xscale;
indoq->getXOrigin(min_x);
indoq->getYOrigin(max_y);
}
//get some image metrics
infile->getHeight(height);
infile->getWidth(width);
infile->getSamplesPerPixel(spp);
infile->getBitsPerSample(bps);
infile->getPhotometric(photo);
//create the cache for the file
if (!(cache = new(std::nothrow) USGSImageLib::CacheManager(infile, 300,
true)))
throw std::bad_alloc();
if (!cache->good())
{
std::cerr << "Doh! Cache is bad!" << std::endl;
throw USGSImageLib::ImageException(IMAGE_FILE_OPEN_ERR);
}
max_x = min_x + oldscale * width;
min_y = max_y - oldscale * height;
//TODO create the to projection here
toprojection = SetProjection(parameterfile);
if (!toprojection)
throw std::bad_alloc();
//get the new scale
newscale = GetConvertedScale(fromprojection, toprojection, oldscale);
//setup Pmesh
if (interpolator != 0)
{
if (!(pmesh = new (std::nothrow) PmeshLib::ProjectionMesh()))
throw std::bad_alloc();
//setup the foward mesh
pmesh->setSourceMeshBounds(min_x, min_y, max_x, max_y);
pmesh->setMeshSize(pmeshsize,pmeshsize);
pmesh->setInterpolator(interpolator);
//now project all the points onto the mesh
pmesh->calculateMesh((*fromprojection), (*toprojection));
}
//make room in the vector for the edges
xarr.resize(2*(width+height));
yarr.resize(2*(height + width));
//now loop through and project the edges
for (xcounter = 0; xcounter < width; xcounter++)
{
//reproject the top line
tempx = min_x + oldscale*xcounter;
tempy = max_y;
if (pmesh)
pmesh->projectPoint(tempx, tempy);
else
{
fromprojection->projectToGeo(tempx, tempy, tempy, tempx);
toprojection->projectFromGeo(tempy, tempx, tempx, tempy);
}
xarr[xcounter] = tempx;
yarr[xcounter] = tempy;
//reproject the bottom line
tempx = min_x + oldscale*xcounter;
tempy = min_y;
if (pmesh)
pmesh->projectPoint(tempx, tempy);
else
{
fromprojection->projectToGeo(tempx, tempy, tempy, tempx);
toprojection->projectFromGeo(tempy, tempx, tempx, tempy);
}
xarr[xcounter + width] = tempx;
yarr[xcounter + width] = tempy;
}
//now do the height
for (ycounter = 0; ycounter < height; ycounter++)
{
//reproject the left line
tempy = max_y - oldscale * ycounter;
tempx = min_x;
if (pmesh)
pmesh->projectPoint(tempx, tempy);
else
{
fromprojection->projectToGeo(tempx, tempy, tempy, tempx);
toprojection->projectFromGeo(tempy, tempx, tempx, tempy);
}
xarr[ycounter + 2*width] = tempx;
yarr[ycounter + 2*width] = tempy;
//reproject the right line
tempy = max_y - oldscale * ycounter;
tempx = max_x;
if (pmesh)
pmesh->projectPoint(tempx, tempy);
else
{
fromprojection->projectToGeo(tempx, tempy, tempy, tempx);
toprojection->projectFromGeo(tempy, tempx, tempx, tempy);
}
xarr[ycounter + 2*width + height] = tempx;
yarr[ycounter + 2*width + height] = tempy;
}
//get the min and max of the coordinates
getMinMax(xarr, left, right);
getMinMax(yarr, bottom, top);
if (pmesh)
{
//now setup the reverse projection mesh
pmesh->setSourceMeshBounds(left, bottom, right, top);
pmesh->setMeshSize(pmeshsize,pmeshsize);
pmesh->setInterpolator(interpolator);
//now project all the points onto the mesh
pmesh->calculateMesh((*toprojection), (*fromprojection));
}
//get the new pixel width and height
newwidth = static_cast<long int>((right - left)/(newscale) + 0.5);
newheight = static_cast<long int>((top - bottom)/(newscale) + 0.5);
//create the scanline
if (!(scanline = new(std::nothrow)unsigned char[newwidth]))
throw std::bad_alloc();
if (!(inscanline = new(std::nothrow) unsigned char[newwidth]))
throw std::bad_alloc();
//Create the output file
out = writer.createGeoTIFF(toprojection, outfile, newwidth,
newheight, photo);
if (!out)
{
std::cout << "Unable to open the output file" << std::endl;
return 0;
}
tp[3]=left;
tp[4]=top;
res[0] = newscale;
res[1] = newscale;
out->setSamplesPerPixel(spp);
out->setBitsPerSample(bps);
out->setTiePoints(tp, 6);
out->setPixelScale(res);
out->setPlanarConfig(1);
//now start addding pixels
for (ycounter =0; ycounter < newheight; ycounter++)
{
std::cout << ycounter+1 << " of " << newheight
<< " processed" << std::endl;
for (xcounter = 0; xcounter < newwidth; xcounter++)
{
x = left + newscale * xcounter;
y = top - newscale * ycounter;
//now get the reverse projected value
if (pmesh)
pmesh->projectPoint(x, y);
else
{
toprojection->projectToGeo(x, y, y, x);
fromprojection->projectFromGeo(y, x, x, y);
}
_x = static_cast<long int>((x - min_x) / (oldscale) + 0.5);
_y = static_cast<long int>((max_y - y) / (oldscale) + 0.5);
if ((_x >= width) || (_x < 0) || (_y >= height) || (_y < 0))
{
scanline[xcounter] = 0;
}
else
{
cache->getRawScanline(_y, inscanline);
scanline[xcounter] = inscanline[static_cast<long int>(_x)];
}
}
//write the scanline
out->putRawScanline(ycounter, scanline);
}
//end the done time
name = std::string("date >> ") + logname;
system(name.c_str());
delete cache;
delete toprojection;
delete [] scanline;
delete infile;
return 0;
}
catch(ProjectionException &e)
{
std::cout << "projection exeception thrown" << std::endl;
delete toprojection;
delete [] scanline;
delete infile;
delete cache;
return 0;
}
catch(USGSImageLib::ImageException &ie)
{
std::cout << "image exeception thrown" << std::endl;
delete toprojection;
delete [] scanline;
delete infile;
delete cache;
return 0;
}
catch(...)
{
std::cout << "An error ocurred at inscanline " << y << std::endl
<< "output scanline " << ycounter << std::endl;
delete toprojection;
delete [] scanline;
delete infile;
delete cache;
return 0;
}
}