public virtual IEnumerable <ObjectRetrieveResult> GetTransformedSopInstances
(
IObjectId query,
string fromMediaType,
string fromTransferSyntax,
string toMediaType,
string toTransferSyntax
)
{
IMediaId fromMediaID = GetFromMediaId(query, fromMediaType, fromTransferSyntax);
var frameList = (null != query.Frame) ? new int[] { query.Frame.Value } : null;
if (StorageService.Exists(fromMediaID))
{
foreach (IStorageLocation location in StorageService.EnumerateLocation(fromMediaID))
{
DicomFile defaultFile = DicomFile.Open(location.GetReadStream());
foreach (var transformedLocation in TransformDataset(defaultFile.Dataset, toMediaType, toTransferSyntax, frameList))
{
yield return(new ObjectRetrieveResult(transformedLocation, toTransferSyntax));
}
}
}
}
public MemoryStorageLocation(string id, IMediaId mediaID, MemoryStream stream)
{
ID = id;
MediaId = mediaID;
EnableUploadHardCopy = true;
_location = stream;
}
public LocalStorageLocation(string fileName, IMediaId id = null)
{
ID = fileName;
MediaId = id;
Name = Path.GetFileName(fileName);
__MetadataFileName = Path.Combine(fileName, "meta");
Refresh( );
}
public virtual IStorageLocation GetLocation(IMediaId id)
{
string key = KeyProvider.GetStorageKey(id);
IStorageContainer container = GetContainer(KeyProvider.GetContainerName(key));
var location = container.GetLocation(KeyProvider.GetLocationName(key), id);
return(location);
}
public IStorageLocation GetLocation(string name = null, IMediaId id = null)
{
if (string.IsNullOrWhiteSpace(name))
{
name = Guid.NewGuid( ).ToString( );
}
return(new LocalStorageLocation(GetLocationPath(name), id));
}
public IEnumerable <IStorageLocation> EnumerateLocation(IMediaId id)
{
string key = KeyProvider.GetStorageKey(id);
string containerName = KeyProvider.GetContainerName(key);
foreach (IStorageContainer container in GetContainers(containerName))
{
foreach (IStorageLocation location in container.GetLocations(KeyProvider.GetLocationName(key)))
{
yield return(location);
}
}
}
public bool Exists(IMediaId id)
{
string key = KeyProvider.GetStorageKey(id);
string containerName = KeyProvider.GetContainerName(key);
IStorageContainer container;
if (ContainerExists(containerName))
{
container = GetContainer(containerName);
return(container.LocationExists(KeyProvider.GetLocationName(key)));
}
return(false);
}
public void DeleteLocations(IMediaId id)
{
string key = KeyProvider.GetStorageKey(id);
string containerName = KeyProvider.GetContainerName(key);
if (ContainerExists(key))
{
var container = GetContainer(key);
container.Delete( );
}
else
{
var location = GetLocation(id);
location.Delete( );
}
}
public virtual void Write(Stream stream, IMediaId id)
{
var location = GetLocation(id);
location.Upload(stream);
}
public virtual Stream Read(IMediaId key)
{
var location = GetLocation(key);
return(location.Download( ));
}
public AzureLocation(ICloudBlob blob, IMediaId id = null)
{
Blob = blob;
_mediaId = id;
}
public virtual string GetStorageKey(IMediaId id)
{
return(Path.Combine(id.GetIdParts( )));
}
public override string GetStorageKey(IMediaId id)
{
return(Path.Combine(id.GetIdParts( ).Select(GetPartKey).ToArray( )));
}
public IStorageLocation GetLocation(string key = null, IMediaId id = null)
{
var blob = __Container.GetBlockBlobReference((key == null) ? Guid.NewGuid().ToString() : key);
return(new AzureLocation(blob, id));
}
public IStorageLocation GetLocation(IMediaId key)
{
return(new MemoryStorageLocation(Path.Combine(key.GetIdParts( )), key));
}
public string GetStorageKey(IMediaId key)
{
return(string.Join(GetLogicalSeparator( ), key.GetIdParts( )));
}
public MemoryStorageLocation(string id, IMediaId mediaID)
: this(id, mediaID, new MemoryStream( ))
{
}
public virtual void Write(Stream stream, IMediaId id, string contentType)
{
var location = GetLocation(id);
location.Upload(stream, contentType);
}
