[FFmpeg-user] insert a logo with transparency

[Rossana Guerra]

2012/6/19 Roger Pack <rogerdpack2 at gmail.com>

> > Hello I have logo.bmp, I need not to display the logo background.  The
> logo
> > is well inserted, but not with alpha.
> > I need a png instead? Is there a way with a .bmp
>
> Does the alpha "look right" when used in gimp or paint.net/photoshop et
> al?
> -r
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Sorry, the bmp has no alpha. I've checked with Gimp. NonetheIess I tryed
with a .png with alpha and the commmand below works. Is the same command
for a bmp?.
Thanks

Regards

Rossana