XnView Software

lbm and bbm are nearly identical and have the same amiga origin (3 char name is a PC/DOS convention for deluxe paint PC, on amiga an image does not always have a suffix but .iff is common for all iff formats (not only images but also text, audio and music))

just checked with DPE and the tranparency is defined (I think it's the 0xFF white at the end of the palette):
in my old code section "BMHD" is len(32) brushx(16) brushy(16) ??(16) ??(16) ??(16) ??(16) transparency(16) ??(??)

If I remember correctly dpe uses the last background color to define the ...

Thanks, last time I saw this one was on my 486 with DPE (or maybe with doxbox)

to be close to perfection bbm should use the transparency color because it's a brush. (tranparency is defined somewhere in the "BMHD" section if I can trust my old Borland C code).

phpbb does not permit .bbm extension in attachment (or maybe it's firefox in mime types)

but you will find it here:
http://www.alternative-system.com/files/magic1.bbm

bbm is a brush, most of brush are odd size when a grid is used. I've seen that some even sized bbm files are ok so I think that ...

hello,
it seems .bbm is not correctly diplayed
There is a trick for odd X size in bbm but I suppose here RLE is not taken into account.

[edit] oops, sorry for double post... I use MP version (& I was thinking post did not work)

It seems that most of my old *.bbm files (from deluxe paint studio enhanced PC/DOS version) are not correctly displayed (XnView MP Linux Version 0.93 64bits (Jan 31 2019) Libformat version 7.25).
Capture du ...