static void ProcessGPXFile(string path, STMatching processor, PathReconstructer reconstructor, string outputPath, int samplingPeriod, bool filterOutput)
{
GPXUtils.Filters.FrequencyFilter filter = new GPXUtils.Filters.FrequencyFilter();
Console.Write("Loading {0} ...", Path.GetFileName(path));
GPXDocument gpx = new GPXDocument();
gpx.Load(path);
Console.WriteLine("[{0} track(s); {1} segment(s)]", gpx.Tracks.Count, gpx.Tracks.Sum(track => track.Segments.Count));
for (int trackIndex = 0; trackIndex < gpx.Tracks.Count; trackIndex++)
{
for (int segmentIndex = 0; segmentIndex < gpx.Tracks[trackIndex].Segments.Count; segmentIndex++)
{
string name = string.IsNullOrEmpty(gpx.Tracks[trackIndex].Name) ? "t" + trackIndex.ToString() : gpx.Tracks[trackIndex].Name.Replace('\\', '-').Replace(":", "");
name += "_s" + segmentIndex.ToString();
Console.Write("\t" + name + " ");
try {
GPXTrackSegment toProcess = gpx.Tracks[trackIndex].Segments[segmentIndex];
if (samplingPeriod > 0)
{
toProcess = filter.Filter(new TimeSpan(0, 0, samplingPeriod), toProcess);
}
var result = processor.Match(toProcess);
Console.Write(".");
var reconstructedPath = reconstructor.Reconstruct(result);
Console.Write(".");
if (filterOutput)
{
reconstructor.FilterUturns(reconstructedPath, 100);
}
var pathOsm = reconstructor.SaveToOSM(reconstructedPath);
pathOsm.Save(Path.Combine(outputPath, Path.GetFileNameWithoutExtension(path) + "_" + name + ".osm"));
Console.WriteLine(".");
}
catch (Exception e) {
Console.WriteLine("Error: " + e.Message);
}
}
}
}
static void Main(string[] args)
{
string osmPath = "";
string gpxPath = "";
string outputPath = ".";
int samplingPeriod = 0;
bool showHelp = false;
bool filter = false;
OptionSet parameters = new OptionSet()
{
{ "osm=", "path to the routable map file", v => osmPath = v },
{ "gpx=", "path to the GPX file to process or to the directory to process", v => gpxPath = v },
{ "o|output=", "path to the output directory", v => outputPath = v },
{ "p|period=", "sampling period of the GPX file", v => samplingPeriod = int.Parse(v) },
{ "f|filter", "enables output post processing", v => filter = v != null },
{ "h|?|help", v => showHelp = v != null },
};
try {
parameters.Parse(args);
}
catch (OptionException e) {
Console.Write("MatchGPX2OSM: ");
Console.WriteLine(e.Message);
Console.WriteLine("Try `matchgpx2osm --help' for more information.");
return;
}
if (showHelp || string.IsNullOrEmpty(osmPath) || string.IsNullOrEmpty(gpxPath) || string.IsNullOrEmpty(outputPath))
{
ShowHelp(parameters);
return;
}
Console.Write("Loading OSM file ...");
OSMDB map = new OSMDB();
map.Load(osmPath);
Console.WriteLine("\t\t\tDone.");
Console.Write("Building routable road graph ...");
RoadGraph graph = new RoadGraph();
graph.Build(map);
Console.WriteLine("\tDone.");
STMatching processor = new STMatching(graph);
PathReconstructer reconstructor = new PathReconstructer(graph);
// Process signle file
if (File.Exists(gpxPath))
{
ProcessGPXFile(gpxPath, processor, reconstructor, outputPath, samplingPeriod, filter);
}
// Process all GPX in directory
else if (Directory.Exists(gpxPath))
{
var files = Directory.GetFiles(gpxPath, "*.gpx");
Console.WriteLine("Found {0} GPX file(s).", files.Length);
foreach (var file in files)
{
ProcessGPXFile(file, processor, reconstructor, outputPath, samplingPeriod, filter);
Console.WriteLine();
}
}
else
{
Console.WriteLine("No GPX files found");
}
}