On Tue, Mar 22, 2016 at 08:58:24AM -0400, Aaron Boxer wrote: > On Tue, Mar 22, 2016 at 8:48 AM, Ismail Donmez <ism...@i10z.com> wrote: > > > On Tue, Mar 22, 2016 at 2:44 PM, Aaron Boxer <boxe...@gmail.com> wrote: > > > Hi Carl, > > > > > > > > > On Tue, Mar 22, 2016 at 8:32 AM, Carl Eugen Hoyos <ceho...@ag.or.at> > > wrote: > > > > > >> Aaron Boxer <boxerab <at> gmail.com> writes: > > >> > > >> > I am developing a jpeg 2000 codec licensed under Affero GPL. > > >> > > >> Why don't you work on fixing the remaining issues with > > >> FFmpeg's implementation instead? > > >> > > > > > > That would be OpenJPEG. I have made quite a few contributions to > > OpenJPEG. > > > For a number of reason which I don't want to bore you with, I decided to > > > fork the project. > > > > > > Now, since parts of FFMpeg are licensed under GPL 2, and usage of them > > > flips the license to GPL 2, > > > it seems to me that adding an Affero component should not be a big deal. > > > > > > Or am I wrong? Someone mentioned EVIL :) > > > > AGPL is incompatible with GPLv2: > > > > "Please note that the GNU AGPL is not compatible with GPLv2. It is > > also technically not compatible with GPLv3 in a strict sense: you > > cannot take code released under the GNU AGPL and convey or modify it > > however you like under the terms of GPLv3, or vice versa. However, you > > are allowed to combine separate modules or source files released under > > both of those licenses in a single project, which will provide many > > programmers with all the permission they need to make the programs > > they want. See section 13 of both licenses for details." > > > > See https://www.gnu.org/licenses/license-list.en.html#AGPLv3.0 > > > Thanks. I don't mean to start a nasty license argument here, just trying to > understand things better. > > Yes, AGPL is not compatible with GPL v2, but LGPL v2 is compatible with > AGPL, i.e. FFMPeg using AGPL component > can simply be released under AGPL. Not to create an AGPL fork of FFMPeg, > just to offer this option for people > who want to use the AGPL component. This is the same situation as FFMpeg > being released under GPL v2 when > using GPL v2 components.
And then people use that FFmpeg with GPLv2 applications (MPlayer maybe?) and you have an incomprehensible license mess. I can only agree with the others: Adding AGPL into this is a horrible idea. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel