On Thu, 10 Jul 2008 13:47:04 +0200, Fr@[EMAIL PROTECTED]
Stef@[EMAIL PROTECTED]
wrote:
> I produced TIFF files from imagick6.3.5 on SuSE-10.3/64-bit.
> These files are 16104166 bytes each and are in 8-bit depth.
>
> Now, when I open such a file with Gimp, the gimp-knows-8-bit-
> only-warning appears and I then have to select one of the
> subimages (image 0 or image1). I selcet the first image (image 0)
> and open it. Then I resave it as an 8-bit TIFF. Afterwards,
> file size is only 8046586 bytes each, which is about 50 percent
> of the original size.
>
> How can I get this result with image magick (convert) for a
> batch use? A convert like
>
> like convert file.tiff -depth 8 file-8bit.tiff
>
> gives no reduction in file size. What does Gimp do to make those
> files about 50% smaller and how can this be done with imagick?
I'm a bit puzzled -- you have a TIFF file containing two images and are
wondering why the images saved separately are only half the size in bytes
of both images combined!?
Ciao,
Marc 'BlackJack' Rintsch
|
