Re: png output with transparency and the option to have the renderingcropped to the score

[Phil Holmes]

"Bart Deruyter" <address@hidden> wrote in message 
news:address@hidden
> Hi,
> I have asked on the mailinglist how to output the lilypond file to a png 
> with
> transparency and cropped to the score itself. It seems not to be possible 
> in
> lilypond natively, but it would be very usefull.
>
> When creating a book with many, short pieces of music, it is handy to have 
> high
> resolution png's with transparency, so they can be combined with 
> differently
> colored backgrounds and images. Of course there is the option to render to 
> svg,
> and edit the svg file, but that is a step too many when dealing with lot's 
> of
> images.
>
> It would be great to see this feature appear in lilypond to render to png 
> with
> transparency, and the option to crop to the score itself, without page
> background, nor margins.
>
> Thanks,
>
> Bart Deruyter

I can't find whether this was ever answered, but a search of the mail lists 
shows that this can already be done:

lilypond --png -dpixmap-format=pngalpha file.ly


--
Phil Holmes
Bug Squad