public static SynthData Load(string collectionID)
{
SynthData synthData = new SynthData();
synthData.CollectionID = collectionID;
string jsonUrl;
try
{
using (PhotosynthServiceSoapClient soapClient = new PhotosynthServiceSoapClient("PhotosynthServiceSoap"))
{
CollectionResult collectionResult = soapClient.GetCollectionData(new Guid(collectionID), false);
if (collectionResult.Result != Result.OK)
throw new SynthDataLoadException(string.Format("The Photosynth web service returned an error (Error code: {0}). Make sure the URL you entered is correct and the synth exists.", collectionResult.Result));
if (collectionResult.CollectionType != CollectionType.Synth)
throw new SynthDataLoadException("The URL you have entered belongs to a panorama hosted on photosynth.net. SynthExport is compatible with photosynths only.");
synthData.CollectionRoot = collectionResult.CollectionRoot;
jsonUrl = collectionResult.JsonUrl;
}
}
catch (CommunicationException e)
{
throw new SynthDataLoadException("An error occurred while trying to contact the Photosynth web service.", e);
}
string jsonString;
try
{
using (WebClient webClient = new WebClient())
jsonString = webClient.DownloadString(jsonUrl);
}
catch (WebException e)
{
throw new SynthDataLoadException("An error occured while downloading synth data.", e);
}
synthData.LoadJsonData(new StringReader(jsonString));
return synthData;
}
public void DownloadPointClouds(SynthData synthData)
{
var coordSystemsWithPointCloud = synthData.CoordinateSystems.Where(cs => cs.PointCloud != null);
int filesDownloaded = 0;
int totalFileCount = coordSystemsWithPointCloud.Sum(cs => cs.PointCloud.BinFileCount);
using (WebClient webClient = new WebClient())
foreach (CoordinateSystem coordSystem in coordSystemsWithPointCloud)
for (int i = 0; i < coordSystem.PointCloud.BinFileCount; i++)
{
string downloadUrl = string.Format("{0}points_{1}_{2}.bin", synthData.CollectionRoot, coordSystem.ID, i);
byte[] binFile;
try
{
binFile = webClient.DownloadData(downloadUrl);
}
catch (WebException e)
{
throw new PointCloudDownloadException("An error occurred during download of point cloud data files.", e);
}
using (MemoryStream memoryStream = new MemoryStream(binFile))
coordSystem.PointCloud.LoadBinFile(memoryStream);
filesDownloaded++;
if (CallbackEvent != null)
CallbackEvent(this, new CallbackEventArgs(filesDownloaded, totalFileCount));
}
}
public static SynthData LoadFromZipFile(string path)
{
SynthData synthData = new SynthData();
try
{
using (ZipFile zipFile = new ZipFile(path))
{
using (MemoryStream stream = new MemoryStream())
{
zipFile["0.json"].Extract(stream);
stream.Seek(0, SeekOrigin.Begin);
synthData.LoadJsonData(new StreamReader(stream));
}
foreach (ZipEntry zipEntry in zipFile)
{
string name = zipEntry.FileName.ToLower();
if (!name.StartsWith("points_") || !name.EndsWith(".bin"))
continue;
int i = name.IndexOf('_', 7);
if (i < 0)
continue;
int coordSystem;
if (!int.TryParse(name.Substring(7, i - 7), out coordSystem))
continue;
int index;
if (!int.TryParse(name.Substring(i + 1, name.Length - i - 5), out index))
continue;
using (MemoryStream stream = new MemoryStream())
{
zipEntry.Extract(stream);
stream.Seek(0, SeekOrigin.Begin);
synthData.CoordinateSystems[coordSystem].PointCloud.LoadBinFile(stream);
}
}
}
}
catch (ZipException e)
{
throw new SynthDataLoadException("Could not extract synth data and point clouds from zip archive. The file seems to be corrupted.", e);
}
return synthData;
}
