🚀 go-pugleaf

Look at the Java Advanced Imaging API.  I believe it even has an example
program that detects the format of an image.

-Patrick.

Marcel van den Dungen wrote:

> hi,
>
> how can i detect the format of an image file, if it can't be derived
> from the extension.
> (i get a blob file out of an oracle database).
>
> i want to save the binary data i get from the database through a query,
> to a file with the
> proper extension (gif, jpg, etc.)
>
> the picture formats i want to detect are:
> tiff, gif, pcx, bmp, tga, jpg (and more if possible)
>
> and maybe this is possible for other binary data files (like avi's,
> wav's?)
>
> many thanks in advance,
>
> greetz,
>
> vincent