Declaration

TIEHashStream = class(TStream)

Description

Builds a hash string from a stream using a standard algorithm: MD2, MD4, MD5, SHA1, SHA256, SHA384 or SHA512.

Examples

// Save image with a unique name (by creating a hash from the jpeg content and using it as the filename)
var
  hashStream: TIEHashStream;
begin
  hashStream := TIEHashStream.Create(iehaMD5);
  try
    ImageEnView1.IO.SaveToStreamJpeg(hashStream);
    hashStream.SaveToFile(hashStream.GetHash()+'.jpg');
  finally
    hashStream.Free;
  end;
end;

Methods and Properties

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