541 lines
18 KiB
C++
541 lines
18 KiB
C++
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#include "tdm_ripper.hpp"
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tdm_ripper::tdm_ripper(std::string tdmfile, std::string tdxfile, bool neglect_empty_groups):
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tdmfile_(tdmfile), tdxfile_(tdxfile),
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neglect_empty_groups_(neglect_empty_groups), num_empty_groups_(0),
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num_channels_(0), num_groups_(0), channel_id_(0), inc_id_(0), units_(0),
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channel_name_(0), group_id_(0), group_name_(0),
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num_channels_group_(0), channels_group_(0), channel_ext_(0), minmax_(0),
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byteoffset_(0), length_(0), type_(0), external_id_(0)
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{
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datatypes_ = {
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{"eInt8Usi",8},
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{"eInt16Usi",16},
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{"eInt32Usi",32},
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{"eInt64Usi",64},
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{"eUInt8Usi",8},
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{"eUInt16Usi",16},
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{"eUInt32Usi",32},
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{"eUInt64Usi",64},
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{"eFloat32Usi",32},
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{"eFloat64Usi",64}
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};
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// make sure the provided file is a .tdm file
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assert( tdmfile_.compare("") != 0 && "please provide a valid .tdm file" );
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std::string::size_type idx;
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idx = tdmfile_.find_last_of(".");
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assert( idx != std::string::npos && "there's no file extension at all - .tdm is required" );
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assert( tdmfile_.substr(tdmfile_.find_last_of(".")+1).compare("tdm") == 0 && "it's not a .tdm file" );
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// setup of xml-parser
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xml_result_ = xml_doc_.load_file(tdmfile_.c_str());
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std::cout<<"\nloading and parsing file: "<<xml_result_.description()<<"\n";
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std::cout<<"\nencoding: "<<(pugi::xml_encoding)xml_result_.encoding<<"\n\n";
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pugi::xml_node subtreeincl = xml_doc_.child("usi:tdm").child("usi:include");
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std::cout<<"file modified: "<<xml_doc_.child("usi:tdm").child("usi:data")
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.child("tdm_root").child_value("datetime")<<"\n\n";
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// obtain corresponding .tdx filename given in .tdm file
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if ( tdxfile_.compare("") == 0 )
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{
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tdxfile_ = tdmfile_.substr(0, tdmfile_.find_last_of("\\/"))
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+std::string("/")+subtreeincl.child("file").attribute("url").value();
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}
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// obtain endianness specified in .tdm file
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std::string endianness(subtreeincl.child("file").attribute("byteOrder").value());
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endianness_ = endianness.compare("littleEndian") == 0 ? true : false;
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// obtain machine's endianess
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int num = 1;
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machine_endianness_ = ( *(char*)&num == 1 );
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assert( machine_endianness_ == endianness_ );
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std::cout<<"required .tdx-file is '"<<tdxfile_<<"'\n\n";
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parse_structure();
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// open .tdx and stream all binary data into vector
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std::ifstream fin(tdxfile_.c_str(),std::ifstream::binary);
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assert( fin.good() && "failed to open .tdx-file" );
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if ( !fin.good() ) std::cout<<"failed to open .tdx-file\n\n";
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// assert( errno == 0 );
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// std::cout<<"error code "<<strerror(errno)<<"\n\n";
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std::vector<unsigned char> tdxbuf((std::istreambuf_iterator<char>(fin)),
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(std::istreambuf_iterator<char>()));
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tdxbuf_ = tdxbuf;
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std::cout<<"number of bytes in binary file: "<<tdxbuf_.size()<<"\n\n";
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}
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void tdm_ripper::parse_structure()
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{
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// get node with channel and endianess information
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pugi::xml_node subtreefile = xml_doc_.child("usi:tdm").child("usi:include").child("file");
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for (pugi::xml_node anode: subtreefile.children())
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{
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// count overall number of channels
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num_channels_++;
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// get byteoffset of channel
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byteoffset_.push_back(atoi(anode.attribute("byteOffset").value()));
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// get length of channel
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length_.push_back(atoi(anode.attribute("length").value()));
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// find datatype of channel
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type_.push_back(anode.attribute("valueType").value());
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// external id of channel
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external_id_.push_back(anode.attribute("id").value());
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}
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// get node with channels and groups
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pugi::xml_node subtreedata = xml_doc_.child("usi:tdm").child("usi:data");
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// extract basic information about available groups
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for (pugi::xml_node anode: subtreedata.children())
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{
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if ( std::string(anode.name()).compare("tdm_channelgroup") == 0 )
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{
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int numchann = count_occ_string(anode.child_value("channels"),"id");
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if ( numchann > 0 || !neglect_empty_groups_ )
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{
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num_groups_++;
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group_id_.push_back(anode.attribute("id").value());
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group_name_.push_back(anode.child_value("name"));
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num_channels_group_.push_back(numchann);
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// get time-stamp
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pugi::xml_node insatt = anode.child("instance_attributes");
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std::pair<std::string,std::string> startstop;
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for ( pugi::xml_node bnode: insatt.children() )
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{
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assert( std::string(bnode.name()).compare("double_attribute") == 0 );
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if ( std::string(bnode.attribute("name").value()).compare("Starttime") == 0 )
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{
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startstop.first = bnode.child_value();
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}
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else if ( std::string(bnode.attribute("name").value()).compare("Stoptime") == 0 )
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{
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startstop.second = bnode.child_value();
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}
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else
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{
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startstop.first = "";
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startstop.second = "";
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}
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}
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group_timestamp_.push_back(startstop);
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}
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if ( numchann == 0 ) num_empty_groups_++;
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}
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}
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// obtain list of xpointers and ids to assign channels
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for (pugi::xml_node anode: subtreedata.children())
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{
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if ( std::string(anode.name()).compare("tdm_channel") == 0 )
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{
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std::string id(anode.attribute("id").value());
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std::string val = get_str_between(anode.child_value("local_columns"),"\"","\"");
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xml_local_columns_.insert(std::pair<std::string,std::string>(id,val));
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}
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if ( std::string(anode.name()).compare("localcolumn") == 0 )
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{
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std::string id(anode.attribute("id").value());
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std::string val = get_str_between(anode.child_value("values"),"\"","\"");
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xml_values_.insert(std::pair<std::string,std::string>(id,val));
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}
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if ( std::string(anode.name()).compare("double_sequence") == 0
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|| std::string(anode.name()).compare("long_sequence") == 0 )
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{
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std::string id(anode.attribute("id").value());
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std::string val = anode.child("values").attribute("external").value();
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xml_double_sequence_.insert(std::pair<std::string,std::string>(id,val));
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}
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}
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std::cout<<"number of pairs in\n";
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std::cout<<std::setw(25)<<std::left<<"xml_local_columns_:"<<xml_local_columns_.size()<<"\n";
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std::cout<<std::setw(25)<<std::left<<"xml_values_:"<<xml_values_.size()<<"\n";
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std::cout<<std::setw(25)<<std::left<<"xml_double_sequence_:"<<xml_double_sequence_.size()<<"\n";
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std::cout<<std::right<<"\n\n";
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// extract basic information about available channels
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// int prog = 0;
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for (pugi::xml_node anode: subtreedata.children())
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{
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if ( std::string(anode.name()).compare("tdm_channel") == 0 )
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{
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// prog++;
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// std::cout<<"processing channel "<<prog<<"\n";
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channel_id_.push_back(anode.attribute("id").value());
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channel_name_.push_back(anode.child_value("name"));
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std::string groupid(anode.child_value("group"));
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for ( int g = 0; g < num_groups_; g++ )
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{
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if ( groupid.find(group_id_[g]) != std::string::npos ) channels_group_.push_back(g);
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}
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// obtain measurement unit of channel
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units_.push_back(anode.child_value("unit_string"));
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if ( (*(units_.end()-1)).compare("°C") == 0 ) (*(units_.end()-1)) = "deg. Celsius";
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// obtain minimum/maximum of channel
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std::pair<double,double> minmaxchan(atof(anode.child_value("minimum")),
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atof(anode.child_value("maximum")));
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minmax_.push_back(minmaxchan);
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// get correct assignment of channels to byteoffset, length and datatype
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// std::string locol = get_str_between(anode.child_value("local_columns"),"\"","\"");
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// std::string locolval;
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// locolval = local_columns_val_[locol];
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// for (pugi::xml_node anode: subtreedata.children())
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// {
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// if ( std::string(anode.name()).compare("localcolumn") == 0
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// && std::string(anode.attribute("id").value()).compare(locol) == 0 )
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// {
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// locolval = get_str_between(anode.child_value("values"),"\"","\"");
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// }
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// }
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std::string locolvalext;
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// locolvalext = double_sequence_id_[locolval];
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// for (pugi::xml_node anode: subtreedata.children())
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// {
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// if ( std::string(anode.name()).compare("double_sequence") == 0
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// && std::string(anode.attribute("id").value()).compare(locolval) == 0 )
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// {
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// locolvalext = anode.child("values").attribute("external").value();
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// }
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// }
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locolvalext = xml_double_sequence_[xml_values_[xml_local_columns_[anode.attribute("id").value()]]];
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// save external id of channel and get corresponding channel index
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inc_id_.push_back(locolvalext);
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int extid = 1;
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for ( int i = 0; i < (int)external_id_.size(); i++ )
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{
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if ( external_id_[i].compare(locolvalext) == 0 ) extid = i;
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}
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channel_ext_.push_back(extid);
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}
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}
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// std::string keyinit("usi23258");
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// std::cout<<"xml test "<<xml_double_sequence_[xml_values_[xml_local_columns_[keyinit]]]<<"\n\n";
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// check consistency of number of channel-groups
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int numgroups = count_occ_string(subtreedata.child("tdm_root").child_value("channelgroups"),"id");
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assert( (neglect_empty_groups_ && numgroups == num_groups_+num_empty_groups_)
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|| (!neglect_empty_groups_ && numgroups == num_groups_) );
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// check consistency of number of channels
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assert( num_channels_ == (int)channel_id_.size()
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&& num_channels_ == (int)channel_name_.size()
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&& num_channels_ == (int)channels_group_.size() );
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}
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void tdm_ripper::list_channels(std::ostream& gout, int width, int maxshow)
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{
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gout<<std::setw(width)<<"index";
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gout<<std::setw(width)<<"id";
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gout<<std::setw(width)<<"inc_id";
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gout<<std::setw(2*width)<<"name";
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gout<<std::setw(width)<<"offset";
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gout<<std::setw(width)<<"length";
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gout<<std::setw(width)<<"datatype";
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gout<<std::setw(width)<<"unit";
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gout<<std::setw(width)<<"minimum";
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gout<<std::setw(width)<<"maximum";
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gout<<std::setw(width)<<"group";
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gout<<std::setw(width)<<"group id";
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gout<<std::setw(width)<<"group name";
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gout<<std::setw(width)<<"num channels";
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gout<<"\n";
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gout<<std::setfill('-')<<std::setw(15*width+1)<<"\n";
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gout<<std::setfill(' ');
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for ( int i = 0; i < num_channels_ && i < maxshow; i++ )
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{
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gout<<std::setw(width)<<i+1;
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gout<<std::setw(width)<<channel_id_[i];
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gout<<std::setw(width)<<inc_id_[i];
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gout<<std::setw(2*width)<<channel_name_[i];
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gout<<std::setw(width)<<byteoffset_[channel_ext_[i]];
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gout<<std::setw(width)<<length_[channel_ext_[i]];
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gout<<std::setw(width)<<type_[channel_ext_[i]];
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gout<<std::setw(width)<<units_[i];
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gout<<std::setw(width)<<minmax_[i].first;
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gout<<std::setw(width)<<minmax_[i].second;
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gout<<std::setw(width)<<channels_group_[i];
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gout<<std::setw(width)<<group_id_[channels_group_[i]];
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gout<<std::setw(width)<<group_name_[channels_group_[i]];
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gout<<std::setw(width)<<num_channels_group_[channels_group_[i]];
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gout<<"\n";
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}
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gout<<"\n\n";
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if ( num_channels_ > 3*maxshow )
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{
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for ( int i = num_channels_-maxshow; i < num_channels_; i++ )
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{
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gout<<std::setw(width)<<i+1;
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gout<<std::setw(width)<<channel_id_[i];
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gout<<std::setw(width)<<inc_id_[i];
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gout<<std::setw(2*width)<<channel_name_[i];
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gout<<std::setw(width)<<byteoffset_[channel_ext_[i]];
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gout<<std::setw(width)<<length_[channel_ext_[i]];
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gout<<std::setw(width)<<type_[channel_ext_[i]];
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gout<<std::setw(width)<<units_[i];
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gout<<std::setw(width)<<minmax_[i].first;
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gout<<std::setw(width)<<minmax_[i].second;
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gout<<std::setw(width)<<channels_group_[i];
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gout<<std::setw(width)<<group_id_[channels_group_[i]];
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gout<<std::setw(width)<<group_name_[channels_group_[i]];
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gout<<std::setw(width)<<num_channels_group_[channels_group_[i]];
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gout<<"\n";
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}
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gout<<"\n\n";
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}
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}
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void tdm_ripper::list_groups(std::ostream& gout, int width, int maxshow)
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{
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// if present, show timestamps
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bool showts = ( group_timestamp_[0].first.compare("") != 0 );
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gout<<std::setw(width)<<"group";
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gout<<std::setw(width)<<"group id";
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gout<<std::setw(width)<<"group name";
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gout<<std::setw(width)<<"num channels";
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if ( showts ) gout<<std::setw(2*width)<<"start time";
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if ( showts ) gout<<std::setw(2*width)<<"stop time";
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gout<<"\n";
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gout<<std::setfill('-')<<(showts?std::setw(8*width+1):std::setw(4*width+1))<<"\n";
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gout<<std::setfill(' ');
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for ( int i = 0; i < num_groups_ && i < maxshow; i++ )
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{
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gout<<std::setw(width)<<i+1;
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gout<<std::setw(width)<<group_id_[i];
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gout<<std::setw(width)<<group_name_[i];
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gout<<std::setw(width)<<num_channels_group_[i];
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if ( showts ) gout<<std::setw(2*width)<<time_stamp(i,true);
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if ( showts ) gout<<std::setw(2*width)<<time_stamp(i,false);
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gout<<"\n";
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}
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gout<<"\n\n";
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if ( num_groups_ > 3*maxshow )
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{
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for ( int i = num_groups_-maxshow; i < num_groups_; i++ )
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{
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gout<<std::setw(width)<<i+1;
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gout<<std::setw(width)<<group_id_[i];
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gout<<std::setw(width)<<group_name_[i];
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gout<<std::setw(width)<<num_channels_group_[i];
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if ( showts ) gout<<std::setw(2*width)<<time_stamp(i,true);
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if ( showts ) gout<<std::setw(2*width)<<time_stamp(i,false);
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gout<<"\n";
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}
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gout<<"\n\n";
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}
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}
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void tdm_ripper::show_structure()
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{
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int width = 25;
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std::cout<<"second level tree elements:\n";
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for ( pugi::xml_node child: xml_doc_.child("usi:tdm").children())
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{
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std::cout<<child.name()<<"\n";
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}
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std::cout<<"\n\n";
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pugi::xml_node subtreeincl = xml_doc_.child("usi:tdm").child("usi:include");
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// most important information in .tdm file
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// - byteOffset provides the starting position of particular channel
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// - length is the number of e.g. double (=8byte) value in that channel
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std::cout<<"file properties:\n\n";
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for (pugi::xml_node anode: subtreeincl.children("file"))
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{
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for (pugi::xml_attribute attr: anode.attributes())
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{
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std::cout<<" "<<attr.name()<<" = "<<attr.value()<<" ";
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}
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std::cout<<"\n\n";
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int iter = 0;
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for (pugi::xml_node child: anode.children())
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{
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if ( iter < 100 )
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{
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std::cout<<std::right;
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std::cout<<std::setw(width)<<iter;
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std::cout<<std::setw(width)<<child.name();
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std::cout<<std::setw(width)<<child.value();
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for (pugi::xml_attribute attr: child.attributes())
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{
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std::cout<<std::right<<attr.name()<<" = "<<std::setw(width)<<std::left<<attr.value()<<" ";
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if ( std::string(attr.name()).compare("valueType") == 0 )
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{
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std::cout<<"number of bytes = "<<datatypes_[attr.value()]/CHAR_BIT;
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}
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}
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std::cout<<"\n";
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}
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iter++;
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}
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}
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std::cout<<"\n\n";
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}
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void tdm_ripper::list_datatypes()
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{
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// show datatype size on machine
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int width = 30;
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std::cout<<std::setw(width)<<"size of short int: "<<sizeof(short int)<<"\n";
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std::cout<<std::setw(width)<<"size of int: "<<sizeof(int)<<"\n";
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std::cout<<std::setw(width)<<"size of long int: "<<sizeof(long int)<<"\n";
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std::cout<<std::setw(width)<<"size of unsigned short int: "<<sizeof(unsigned short int)<<"\n";
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std::cout<<std::setw(width)<<"size of unsigned int: "<<sizeof(unsigned int)<<"\n";
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std::cout<<std::setw(width)<<"size of unsigned long int: "<<sizeof(unsigned long int)<<"\n\n";
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std::cout<<std::setw(width)<<"size of float: "<<sizeof(float)<<"\n";
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std::cout<<std::setw(width)<<"size of double: "<<sizeof(double)<<"\n";
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std::cout<<std::setw(width)<<"size of long double: "<<sizeof(long double)<<"\n\n";
|
|
}
|
|
|
|
// convert array of chars to integer
|
|
int tdm_ripper::convert_int(std::vector<unsigned char> bych)
|
|
{
|
|
assert( bych.size() == sizeof(int) );
|
|
assert( endianness_ );
|
|
|
|
int df = 0.0;
|
|
|
|
uint8_t *dfcast = reinterpret_cast<uint8_t*>(&df);
|
|
|
|
for ( int i = 0; i < (int)sizeof(int); i++ )
|
|
{
|
|
dfcast[i] = (int)bych[i];
|
|
}
|
|
|
|
return df;
|
|
}
|
|
|
|
// disassemble single integer into array of chars
|
|
std::vector<unsigned char> tdm_ripper::convert_int(int df)
|
|
{
|
|
assert( endianness_ );
|
|
|
|
std::vector<unsigned char> bych((int)sizeof(int));
|
|
|
|
uint8_t *dfcast = reinterpret_cast<uint8_t*>(&df);
|
|
|
|
for ( int i = 0; i < (int)sizeof(int); i++ )
|
|
{
|
|
bych[i] = (int)dfcast[i];
|
|
}
|
|
|
|
return bych;
|
|
}
|
|
|
|
// convert array of chars to floating point double
|
|
double tdm_ripper::convert_double(std::vector<unsigned char> bych)
|
|
{
|
|
assert( bych.size() == sizeof(double) );
|
|
assert( endianness_ );
|
|
|
|
// check for IEEE754 floating point standard
|
|
assert( std::numeric_limits<double>::is_iec559 );
|
|
|
|
double df = 0.0;
|
|
|
|
uint8_t *dfcast = reinterpret_cast<uint8_t*>(&df);
|
|
|
|
for ( int i = 0; i < (int)sizeof(double); i++ )
|
|
{
|
|
dfcast[i] = (int)bych[i];
|
|
}
|
|
|
|
return df;
|
|
}
|
|
|
|
std::vector<double> tdm_ripper::convert_channel(int channelid)
|
|
{
|
|
// obtain offset, length of channel and size of datatype
|
|
int byteoffset = byteoffset_[channelid];
|
|
int length = length_[channelid];
|
|
int typesize = datatypes_[type_[channelid]]/CHAR_BIT;
|
|
|
|
// declare resulting array
|
|
std::vector<double> chann(length);
|
|
|
|
for ( int i = 0; i < length; i++ )
|
|
{
|
|
std::vector<unsigned char> cseg(tdxbuf_.begin()+byteoffset+i*typesize,
|
|
tdxbuf_.begin()+byteoffset+(i+1)*typesize);
|
|
|
|
if ( type_[channelid].compare("eInt32Usi") == 0 )
|
|
{
|
|
chann[i] = convert_int(cseg);
|
|
}
|
|
else if ( type_[channelid].compare("eFloat64Usi") == 0 )
|
|
{
|
|
chann[i] = convert_double(cseg);
|
|
}
|
|
else
|
|
{
|
|
assert( false && "datatype not supported!" );
|
|
}
|
|
}
|
|
|
|
return chann;
|
|
}
|
|
|
|
std::vector<double> tdm_ripper::get_channel(int channelid)
|
|
{
|
|
assert( channelid >= 0 && channelid < num_channels_ && "please provide valid channel id" );
|
|
|
|
std::vector<double> chann = convert_channel(channel_ext_[channelid]);
|
|
|
|
// check if converted value is within expected range
|
|
// for ( int i = 0; i < (int)chann.size(); i++ )
|
|
// {
|
|
// if ( chann[i] < minmax_[channelid-1].first
|
|
// || chann[i] > minmax_[channelid-1].second ) std::cout<<std::setw(20)<<chann[i]<<std::setw(20)<<minmax_[channelid-1].first<<std::setw(20)<<minmax_[channelid-1].second<<"\n";
|
|
// assert( chann[i] >= minmax_[channelid-1].first - 1.0e-6
|
|
// && chann[i] <= minmax_[channelid-1].second + 1.0e-6 );
|
|
// }
|
|
|
|
return chann;
|
|
}
|
|
|
|
void tdm_ripper::print_channel(int channelid, const char* filename, int width)
|
|
{
|
|
assert( channelid >= 0 && channelid < num_channels_ && "please provide valid channel id" );
|
|
|
|
std::ofstream fout(filename);
|
|
|
|
std::vector<double> channdat = get_channel(channelid);
|
|
for ( auto el: channdat ) fout<<std::setw(width)<<el<<"\n";
|
|
fout.close();
|
|
}
|