implemented conversion for 16bit floats

src/main.cpp

@@ -9,13 +9,13 @@
 int main(int argc, char* argv[])
 {
   // path of filename provided ?
-  assert( argc > 1 && "please provide a filename and path" );
+  assert( argc > 2 && "please provide a filename and path for input and output" );
 
   std::cout<<"number of CLI-arguments: "<<argc<<"\n";
   for ( int i = 0; i < argc; i++ ) std::cout<<std::setw(5)<<i<<":   "<<argv[i]<<"\n";
 
   // check number of CLI arguments
-  assert( argc == 2 );
+  assert( argc == 3 );
 
   // get name/path of file from CLI argument
   std::string rawfile(argv[1]);
@@ -23,9 +23,12 @@ int main(int argc, char* argv[])
   // declare instance of "raw_eater"
   raw_eater eatraw(rawfile);
 
-  eatraw.show_markers();
+  //eatraw.show_markers();
+
+  // determine position of markers in buffer and read data
   eatraw.find_markers();
 
+  std::cout<<"\n";
   std::map<std::string,std::vector<unsigned char>> marks = eatraw.get_markers();
   for ( auto mrk: marks )
   {
@@ -39,13 +42,32 @@ int main(int argc, char* argv[])
     std::cout<<"\n";
   }
 
-  eatraw.convert_data();
+  // convert unsigned char data in buffer to desired data type
+  //eatraw.convert_data();
+  eatraw.convert_data_16_bit_float();
 
-  std::vector<double> mydata = eatraw.get_data();
-  std::cout<<"\n"<<mydata.size()<<"\n\n";
+  // get array of encoded data
+  std::vector<double> maindata = eatraw.get_data();
+  std::cout<<"\nsize of data array: "<<maindata.size()<<"\n\n";
   //for ( unsigned long int i = 0; i < 10; i++ ) std::cout<<mydata[i]<<"\n";
 
-  eatraw.write_data(std::string("csv/myfile.csv"));
+  // write data in csv-file
+  eatraw.write_data(std::string(argv[2]));
+
+  float ab = -0.75;
+  std::cout<<ab<<"\n";
+  uint8_t* pab = reinterpret_cast<uint8_t*>(&ab);
+  for ( int i = 0; i < (int)sizeof(float); i++ ) std::cout<<std::hex<<(int)pab[i]<<std::dec<<" ";
+  std::cout<<"\n";
+
+  uint8_t sc = 0x4f;
+  std::bitset<8> bssc(sc);
+  for ( int i = 0; i < 8; i++ ) std::cout<<bssc[i]<<" ";
+  std::cout<<"\n";
+  std::cout<<std::hex<<bssc.to_ulong()<<"\n\n";
+
+  endian endi;
+  std::cout<<(endi.little_endian()?"little endian":"big endian")<<"\n";
 
   return 0;
 }