void StateSet::init_from_datafile(std::string filename) {
// open other file read-only
H5::H5File otherfile;
otherfile.openFile(filename, H5F_ACC_RDONLY);
H5::Group otherroot = otherfile.openGroup("/");
// check that grid properties match
int othersx, othersy, otherN;
double otherdx;
otherroot.openAttribute("num_states").read(H5::PredType::NATIVE_INT, &otherN);
otherroot.openAttribute("grid_sizex").read(H5::PredType::NATIVE_INT, &othersx);
otherroot.openAttribute("grid_sizex").read(H5::PredType::NATIVE_INT, &othersy);
otherroot.openAttribute("grid_delta").read(H5::PredType::NATIVE_DOUBLE, &otherdx);
if (static_cast<int>(N) != otherN)
throw GeneralError("Cannot copy state data from datafile: value for num_states does not match.");
if (static_cast<int>(datalayout.sizex) != othersx)
throw GeneralError("Cannot copy state data from datafile: value for grid_sizex does not match.");
if (static_cast<int>(datalayout.sizey) != othersy)
throw GeneralError("Cannot copy state data from datafile: value for grid_sizey does not match.");
if (datalayout.dx != otherdx)
throw GeneralError("Cannot copy state data from datafile: value for grid_delta does not match.");
// copy data
H5::DataSet other_states_data = otherfile.openDataSet("/states");
other_states_data.read(state_array->get_dataptr(), other_states_data.getArrayType());
}
Bundle2::Bundle2(const boost::filesystem::path& fileName, bool loadGeometry):
version_(BUNDLE_VERSION), poiFirstFrame_(0) {
// Opening file
H5::H5File bundleFile;
bundleFile.openFile(fileName.string(), H5F_ACC_RDONLY);
loadParameters(bundleFile);
// Loading POI
H5::Group poiGroup = bundleFile.openGroup("/POI");
hsize_t count;
H5::Attribute attr = poiGroup.openAttribute("count");
attr.read(H5::PredType::NATIVE_HSIZE, &count);
attr.close();
for(size_t frame = 0; frame < count; ++frame) {
cout.flush();
const std::string frameGroupName = boost::str(boost::format("Frame %1$04d") % frame);
H5::Group frameGroup = poiGroup.openGroup(frameGroupName);
addPOIFrame();
for(size_t camera = 0; camera < numCameras_; ++camera)
poi_[poi_.size() - 1][camera].load(frameGroup, camera);
frameGroup.close();
}
poiGroup.close();
// Loading frames
H5::Group bundleGroup = bundleFile.openGroup("/Bundle");
H5::Group framesGroup = bundleGroup.openGroup("Frames");
attr = framesGroup.openAttribute("count");
attr.read(H5::PredType::NATIVE_HSIZE, &count);
attr.close();
for(size_t frame = 0; frame < count; ++frame) {
Frame* f = new Frame(framesGroup, frame, numCameras_);
frames_.push_back(f);
}
framesGroup.close();
// Loading tracks
H5::DataSet tracksDataset = bundleGroup.openDataSet("Tracks");
hsize_t tracksDim[2];
H5::DataSpace tracksDS = tracksDataset.getSpace();
tracksDS.getSimpleExtentDims(tracksDim);
tracksDS.close();
for(size_t i = 0; i < tracksDim[0]; ++i) {
size_t j = addTrack();
tracks_[j]->load(tracksDataset, frames_, i);
}
tracksDataset.close();
bundleGroup.close();
if(loadGeometry && checkGeometry_(bundleFile)) loadGeometry_(bundleFile);
bundleFile.close();
}
void Bundle2::saveGeometry(const boost::filesystem::path& fileName) const {
H5::H5File bundleFile;
bundleFile.openFile(fileName.string(), H5F_ACC_RDWR);
H5::Group rootGroup = bundleFile.openGroup("/");
// If the group "Geometry" exists, delete it!
if(checkGeometry_(bundleFile)) {
rootGroup.unlink("Geometry");
}
// Creating group Geometry
H5::Group geometryGroup = rootGroup.createGroup("Geometry");
// Saving poses
const hsize_t posesChunkDim[] = { 3, 12 };
H5::DSetCreatPropList posesPropList;
posesPropList.setLayout(H5D_CHUNKED);
posesPropList.setChunk(2, posesChunkDim);
posesPropList.setDeflate(9);
const hsize_t posesMaxDim[] = { H5S_UNLIMITED, 12 };
const hsize_t posesCurDim[] = { frames_.size(), 12 };
H5::DataSpace posesDS(2, posesCurDim, posesMaxDim);
H5::DataSet posesDataSet = geometryGroup.createDataSet("Poses", H5::PredType::IEEE_F64LE, posesDS, posesPropList);
double* posesData = (double*)malloc(frames_.size()*12*sizeof(double));
size_t i = 0;
for(deque<Frame*>::const_iterator it = frames_.begin(); it != frames_.end(); it++) {
posesData[i*12] = (*it)->pose()->t().x();
posesData[i*12 + 1] = (*it)->pose()->t().y();
posesData[i*12 + 2] = (*it)->pose()->t().z();
core::Matrix<double> R = (*it)->pose()->R();
posesData[i*12 + 3] = R[0][0];
posesData[i*12 + 4] = R[1][0];
posesData[i*12 + 5] = R[2][0];
posesData[i*12 + 6] = R[0][1];
posesData[i*12 + 7] = R[1][1];
posesData[i*12 + 8] = R[2][1];
posesData[i*12 + 9] = R[0][2];
posesData[i*12 + 10] = R[1][2];
posesData[i*12 + 11] = R[2][2];
++i;
}
posesDataSet.write((const void*)posesData, H5::PredType::NATIVE_DOUBLE, H5::DataSpace::ALL, H5::DataSpace::ALL);
free((void*)posesData);
posesDataSet.close();
posesDS.close();
// Saving points
const hsize_t pointsChunkDim[] = {10, 3};
H5::DSetCreatPropList pointsPropList;
pointsPropList.setLayout(H5D_CHUNKED);
pointsPropList.setChunk(2, pointsChunkDim);
pointsPropList.setDeflate(9);
const hsize_t pointsMaxDim[] = { H5S_UNLIMITED, 3 };
const hsize_t pointsCurDim[] = { tracks_.size(), 3 };
H5::DataSpace pointsDS(2, pointsCurDim, pointsMaxDim);
H5::DataSet pointsDataSet = geometryGroup.createDataSet("Points", H5::PredType::IEEE_F64LE, pointsDS, pointsPropList);
double* pointsData = (double*)malloc(tracks_.size()*3*sizeof(double));
i = 0;
for(deque<Track*>::const_iterator it = tracks_.begin(); it != tracks_.end(); it++) {
pointsData[i*3] = (*it)->point()->coords().x();
pointsData[i*3 + 1] = (*it)->point()->coords().y();
pointsData[i*3 + 2] = (*it)->point()->coords().z();
++i;
}
pointsDataSet.write((const void*)pointsData, H5::PredType::NATIVE_DOUBLE, H5::DataSpace::ALL, H5::DataSpace::ALL);
free((void*)pointsData);
pointsDataSet.close();
pointsDS.close();
// Saving inlier information
const hsize_t inliersChunkDim[] = { 3 };
H5::DSetCreatPropList inliersPropList;
inliersPropList.setLayout(H5D_CHUNKED);
inliersPropList.setChunk(1, inliersChunkDim);
inliersPropList.setDeflate(9);
const hsize_t inliersMaxDim[] = { H5S_UNLIMITED };
const hsize_t inliersCurDim[] = { frames_.size() };
H5::DataSpace inliersDS(1, inliersCurDim, inliersMaxDim);
H5::VarLenType inliersType(&H5::PredType::STD_U8LE);
H5::DataSet inliersDataSet = geometryGroup.createDataSet("Inliers", inliersType, inliersDS, inliersPropList);
i = 0;
for(deque<Frame*>::const_iterator it = frames_.begin(); it != frames_.end(); it++) {
hvl_t inliersLine;
size_t inliersLineSize = 0;
for(size_t j = 0; j < (*it)->size(); ++j) {
View& v = (**it)[j];
for(unsigned int cam = 0; cam < v.numCameras(); ++cam) {
if(v.inCamera(cam)) ++inliersLineSize;
}
}
inliersLine.len = inliersLineSize;
inliersLine.p = malloc(inliersLineSize*sizeof(unsigned char));
size_t k = 0;
for(size_t j = 0; j < (*it)->size(); ++j) {
View& v = (**it)[j];
for(unsigned int cam = 0; cam < v.numCameras(); ++cam) {
if(v.inCamera(cam)) {
((unsigned char*)(inliersLine.p))[k] = v.ray(cam).inlier()?1:0;
++k;
}
}
}
const hsize_t dsOffset[] = { i };
const hsize_t dsCount[] = { 1 };
H5::DataSpace inliersCurDS = inliersDataSet.getSpace();
inliersCurDS.selectHyperslab(H5S_SELECT_SET, dsCount, dsOffset);
const hsize_t memDim[] = { 1 };
H5::DataSpace memDS(1, memDim, memDim);
H5::VarLenType memType(&H5::PredType::NATIVE_UCHAR);
inliersDataSet.write((const void*)&inliersLine, memType, memDS, inliersCurDS);
memType.close();
memDS.close();
inliersCurDS.close();
free(inliersLine.p);
++i;
}
inliersDataSet.close();
inliersType.close();
inliersDS.close();
// Saving curves
if(!curves_.empty()) {
const hsize_t chunkDim[] = { 5 };
H5::DSetCreatPropList propList;
propList.setLayout(H5D_CHUNKED);
propList.setChunk(1, chunkDim);
propList.setDeflate(9);
H5::VarLenType curveDatasetType(&H5::PredType::STD_U64LE);
hsize_t curvesDim[] = { curves_.size() };
hsize_t curvesMaxDim[] = { H5S_UNLIMITED };
H5::DataSpace curvesDataspace(1, curvesDim, curvesMaxDim);
H5::DataSet curvesDataset = geometryGroup.createDataSet("Curves", curveDatasetType, curvesDataspace, propList);
for(size_t i = 0; i < curves_.size(); ++i) {
hvl_t curveLine;
curveLine.len = curves_[i].size();
curveLine.p = malloc(curves_[i].size()*sizeof(size_t));
for(size_t j = 0; j < curves_[i].size(); ++j) ((size_t*)(curveLine.p))[j] = curves_[i].track(j);
const hsize_t dsOffset[] = { i };
const hsize_t dsCount[] = { 1 };
H5::DataSpace curDS = curvesDataset.getSpace();
curDS.selectHyperslab(H5S_SELECT_SET, dsCount, dsOffset);
const hsize_t memDim[] = { 1 };
H5::DataSpace memDS(1, memDim, memDim);
H5::VarLenType memType(&H5::PredType::NATIVE_HSIZE);
curvesDataset.write((const void*)&curveLine, memType, memDS, curDS);
memType.close();
memDS.close();
curDS.close();
free(curveLine.p);
}
curvesDataset.close();
curvesDataspace.close();
curveDatasetType.close();
propList.close();
}
geometryGroup.close();
rootGroup.close();
bundleFile.close();
}