function LoadFromStreamFast(Stream: TStream; FileType: TIOFileType = 0; iMaxX, iMaxY: integer; bAutoAdjustOrientation: Boolean = False): Boolean;
and allows you to specify a maximum size that you require an image so that it can be loaded as fast as possible, by using OptimizeLoadingParams
You can also set EnableAdjustOrientation
to automatically re-orient JPEG camera images.
If you know the FileType
type of the stream, pass it to speed up loading.
Returns True if loading was successful, or False on error
// Load an image as fast as possible, but bigger than the displaying TImageEnView
ImageEnView1.AutoShrink := True;
ImageEnView1.IO.LoadFromStreamFast( MyStream, ImageEnView1.Width, ImageEnView1.Height )