[Image-SIG] Re: Corrupted GIF output when dimensions are small

[Fredrik Lundh]

Paul Winkler wrote:

> It's odd that increasing the height of the image above 5 fixes the gif.
> Further experimentation suggests that I get bad output with the
> above method for ANY gif of height < 5 OR width < 2.
>
> Any idea how to fix this? The GIF stuff for PIL appears to all
> be in C and I have no idea where to start.

this appears to be a bug related to interlaced encoding.

as a workaround, you can pass in "interlace=0" to the save method.

    img.save(where, interlace=0)

</F>