[Image-SIG] Re: silent corruption of FillOrder: lsb-to-msb TIFF reads?
Thu, 15 May 2003 20:33:39 +0200
Jeff Breidenbach wrote:
> I'm getting unusual results when reading a set of TIFF files.
> PIL reads the file without complaint, but appears to be silently
> corrupting the image. The following commands save out a bunch of
> colorful noise.
> >>> import Image
> >>> a = Image.open("foo.tif")
> >>> a.save("bar.bmp")
> Looking at the output, I suspect that PIL's TIFF reader
> is ignoring the FillOrder tag. Even more suspicious, when I
> convert the TIFF to FillOrder: msb-to-lsb, no such corruption
> Any comments?
without looking at the actual file, it sure looks as if your analysis
> Ideally, I'd love for PIL to be able to read this type of TIFF file,
> or at least have a better grasp of its own limitations. I've attached
> the TIFF characteristics below.
can you mail me a sample file (off list)