Example #1
0
        // Main Method
        static void Main(string[] args)
        {
            using (var output = new System.IO.StreamWriter(System.IO.File.Create(@"C:\export.txt")))
                using (var tdms = new NationalInstruments.Tdms.File("trial_31.tdms"))
                {
                    // Used this for practise

                    //  Testing noise in the NI Tdms example
                    //  foreach (var value in tdms.Groups["Noise data"].Channels["Noise_1"].GetData<double>())
                    //  output.WriteLine(value);

                    tdms.Open();

                    try
                    {
                        // Attempted to output 5 lines of data
                        Program c = new Program();
                        c.ReadFile(5);
                    }
                    // Standard exception handling
                    catch (Exception e)
                    {
                        // output exception to the console and file
                        output.WriteLine("Error has occured: ", e.ToString());
                    }
                }
        }
Example #2
0
 public void Setup()
 {
     _file = new TdmsFile(new MemoryStream(
         File.ReadAllBytes(Constants.SampleFile))).Open();
 }
 public void Setup()
 {
     _file = new TdmsFile(new MemoryStream(
                              File.ReadAllBytes(Constants.SampleFile))).Open();
 }
Example #4
0
        /* ReadFile Subroutine
         *
         * Purpose: Reads the Trial 31 file and outputs the data requested
         *
         * Input: (int) number of lines of data requested
         *
         * Output: (void) dumps raw data into text file on the C:\
         */
        public void ReadFile(int dataRequested)
        {
            using (var output = new System.IO.StreamWriter(System.IO.File.Create(@"C:\tdms.overvw.txt")))
                using (var tdms = new NationalInstruments.Tdms.File("trial_31.tdms"))
                {
                    tdms.Open();



                    output.WriteLine("Properties:");
                    foreach (var property in tdms.Properties)
                    {
                        output.WriteLine("  {0}: {1}", property.Key, property.Value);
                    }
                    output.WriteLine();
                    foreach (var group in tdms)
                    {
                        output.WriteLine("    Group: {0}", group.Name);
                        foreach (var property in group.Properties)
                        {
                            output.WriteLine("    {0}: {1}", property.Key, property.Value);
                        }
                        output.WriteLine();
                        foreach (var channel in group)
                        {
                            output.WriteLine("        Channel: {0}", channel.Name);
                            foreach (var property in channel.Properties)
                            {
                                output.WriteLine("        {0}: {1}", property.Key, property.Value);
                                var temp = property.Key;
                                if (temp.ToString() == "wf_start_time")
                                {
                                    DateTime n = Convert.ToDateTime(property.Value);
                                    output.WriteLine("        {0}: {1}", "wf_start_time ticks value: ", n.Ticks);
                                    output.WriteLine("        {0}: {1}", "(attempt) wf_start_time binary value: ", n.Ticks);
                                }
                                if (temp.ToString() == "NI_ExpStartTimeStamp")
                                {
                                    DateTime n = Convert.ToDateTime(property.Value);
                                    output.WriteLine("        {0}: {1}", "NI_ExpStartTimeStamp ticks value: ", n.Ticks);
                                    output.WriteLine("        {0}: {1}", "(attempt) NI_ExpStartTimeStamp binary value: ", n.ToBinary());
                                }
                                if (temp.ToString() == "NI_ExpTimeStamp")
                                {
                                    DateTime n = Convert.ToDateTime(property.Value);
                                    output.WriteLine("        {0}: {1}", "NI_ExpTimeStamp ticks value: ", n.Ticks);
                                    output.WriteLine("        {0}: {1}", "(attempt) NI_ExpTimeStamp binary value: ", n.ToBinary());
                                }
                            }

                            output.WriteLine();
                        }
                    }

                    output.WriteLine("Data:");
                    foreach (var group in tdms)
                    {
                        output.WriteLine("    Group: {0}", group.Name);
                        foreach (var channel in group)
                        {
                            output.WriteLine("    Channel: {0} ({1} data points of type {2})", channel.Name,
                                             channel.DataCount, channel.DataType);
                            foreach (var value in channel.GetData <object>().Take(5))
                            {
                                DateTime result;

                                if (DateTime.TryParse(value.ToString(), out result))
                                {
                                    //DateTime* raw = &result;

                                    output.Write("          {0}", value);
                                    output.WriteLine("          {0} (Binary Value)", Convert.ToString(result.ToBinary(), 2));
                                    output.WriteLine("          {0} (Tick Value)", result.Ticks);
                                }
                                else
                                {
                                    output.WriteLine("          {0}", value);
                                }
                            }

                            if (channel.DataCount > 20)
                            {
                                output.WriteLine("        ...");
                            }
                            output.WriteLine();
                        }
                    }
                }
        }