public bool Duplicate(Stream dest, Stream src)
{
var decode = new Decode();
if (!decode.CheckIntegrity(src))
{
Console.WriteLine("FIT file integrity failed.");
return false;
}
fitDest = dest;
// Copy header.
var header = new Header(src);
header.Write(fitDest);
// Copy body.
decode.MesgDefinitionEvent += this.OnMesgDefinition;
decode.MesgEvent += this.OnMesg;
var result = decode.Read(src);
// Update header. (data size)
fitDest.Position = 4;
fitDest.Write(BitConverter.GetBytes((uint)(fitDest.Length - header.Size)), 0, 4);
// Update CRC.
var data = new byte[fitDest.Length];
fitDest.Position = 0;
fitDest.Read(data, 0, data.Length);
fitDest.Write(BitConverter.GetBytes(CRC.Calc16(data, data.Length)), 0, 2);
fitDest = null;
Array.Clear(mesgDefinitions, 0, mesgDefinitions.Length);
return result;
}
static void Main(string[] args)
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
Console.WriteLine("FIT Decode Example Application");
if (args.Length != 1)
{
Console.WriteLine("Usage: decode.exe <filename>");
return;
}
// Attempt to open .FIT file
fitSource = new FileStream(args[0], FileMode.Open);
Console.WriteLine("Opening {0}", args[0]);
Decode decodeDemo = new Decode();
MesgBroadcaster mesgBroadcaster = new MesgBroadcaster();
// Connect the Broadcaster to our event (message) source (in this case the Decoder)
decodeDemo.MesgEvent += mesgBroadcaster.OnMesg;
decodeDemo.MesgDefinitionEvent += mesgBroadcaster.OnMesgDefinition;
// Subscribe to message events of interest by connecting to the Broadcaster
mesgBroadcaster.MesgEvent += new MesgEventHandler(OnMesg);
mesgBroadcaster.MesgDefinitionEvent += new MesgDefinitionEventHandler(OnMesgDefn);
mesgBroadcaster.FileIdMesgEvent += new MesgEventHandler(OnFileIDMesg);
mesgBroadcaster.UserProfileMesgEvent += new MesgEventHandler(OnUserProfileMesg);
bool status = decodeDemo.IsFIT(fitSource);
status &= decodeDemo.CheckIntegrity(fitSource);
// Process the file
if (status == true)
{
Console.WriteLine("Decoding...");
decodeDemo.Read(fitSource);
Console.WriteLine("Decoded FIT file {0}", args[0]);
}
else
{
try
{
Console.WriteLine("Integrity Check Failed {0}", args[0]);
Console.WriteLine("Attempting to decode...");
decodeDemo.Read(fitSource);
}
catch (FitException ex)
{
Console.WriteLine("DecodeDemo caught FitException: " + ex.Message);
}
}
fitSource.Close();
Console.WriteLine("");
Console.WriteLine("Summary:");
int totalMesgs = 0;
foreach (KeyValuePair<ushort, int> pair in mesgCounts)
{
Console.WriteLine("MesgID {0,3} Count {1}", pair.Key, pair.Value);
totalMesgs += pair.Value;
}
Console.WriteLine("{0} Message Types {1} Total Messages", mesgCounts.Count, totalMesgs);
stopwatch.Stop();
Console.WriteLine("");
Console.WriteLine("Time elapsed: {0:0.#}s", stopwatch.Elapsed.TotalSeconds);
Console.ReadKey();
return;
}