Re: [SeaBIOS] [PATCH v2 0/2] Boot up with a splash picture configurable, testing about it

[Kevin O'Connor]

On Mon, Jun 27, 2011 at 10:21:18PM -0700, H. Peter Anvin wrote:
> On 06/27/2011 08:40 PM, Wayne Xia wrote:
> > Yeah, BMP have a big size, but it would not lose quality of the
> >
> > image. So I'd like to make BMP decoder an option for seabios. If the
> > user want to pass an image with compression, I think the old jpeg
> > decoder was good enough. In my test, some jpeg picture have an
> > observable quality lose after decoding, So I think in this situation
> > user could pass a BMP file instead of jpeg file, it is a simple
> > solution.
>
> Ever heard of lossless compression?

SeaBIOS has an lzma decompressor, so on coreboot, one could pass in a
lzma compressed bmp (or jpeg).  The decompressor isn't hooked up in
qemu/kvm - it wouldn't be hard to do that, but I don't see it getting
much use.

-Kevin