private static void CreatePhotoFingerPrintDatabase(PhotoFingerPrintDatabaseWrapper database, FlatBufferBuilder builder)
{
Offset <PhotoFingerPrint>[] photoFingerPrintArray = CreatePhotoFingerPrintArray(database, builder);
VectorOffset photoFingerPrintDatabaseVectorOffset = PhotoFingerPrintDatabase.CreateFingerPrintsVector(builder, photoFingerPrintArray);
Offset <PhotoFingerPrintDatabase> databaseOffset = PhotoFingerPrintDatabase.CreatePhotoFingerPrintDatabase(builder, photoFingerPrintDatabaseVectorOffset);
PhotoFingerPrintDatabase.FinishPhotoFingerPrintDatabaseBuffer(builder, databaseOffset);
}
private static PhotoFingerPrintDatabaseWrapper Convert(PhotoFingerPrintDatabase database)
{
IEnumerable <PhotoFingerPrintWrapper> fingerPrints = from i in Enumerable.Range(0, database.FingerPrintsLength)
select Convert(database.FingerPrints(i));
return(new PhotoFingerPrintDatabaseWrapper
{
PhotoFingerPrints = fingerPrints.ToArray(),
});
}
private static PhotoFingerPrintDatabase LoadDatabase(string path)
{
if (File.Exists(path) == false)
{
throw new ArgumentException();
}
using (var memoryStream = new MemoryStream())
using (var reader = new BinaryReader(File.Open(path, FileMode.Open)))
{
var buffer = new byte[DefaultBufferSize];
int count = 0;
while ((count = reader.Read(buffer, 0, buffer.Length)) != 0)
{
memoryStream.Write(buffer, 0, count);
}
return(PhotoFingerPrintDatabase.GetRootAsPhotoFingerPrintDatabase(new ByteBuffer(memoryStream.ToArray())));
}
}
/// <summary>
/// Load a FlatBuffer database of video fingerprints using raw bytes
/// </summary>
/// <param name="rawBytes">The raws bytes of the database</param>
/// <returns>A loaded database</returns>
public static PhotoFingerPrintDatabaseWrapper Load(byte[] rawBytes)
{
return(Convert(PhotoFingerPrintDatabase.GetRootAsPhotoFingerPrintDatabase(new ByteBuffer(rawBytes))));
}
