On Sun, 3 Apr 2016 17:31:25 -0400 Aaron Boxer <boxe...@gmail.com> wrote:
> Hi Folks, > > Here is a small patch to get FFmpeg working with both OpenJPEG master and > Grok master, for J2K support. The comment on the commit has all of the > details; the main change is to remove the OPJ_STATIC flag from configure, > so that FFmpeg can be configured with a dynamic build of both codecs. > > I also want to reiterate that because FFmpeg can be distributed under GPL > v3, and Grok is licensed under the AGPL, there are no licensing issues > regarding distributing FFmpeg together with Grok. > > Quoting from Wikipedia: > > "By contrast, GPLv3 and AGPLv3 each include clauses (in section 13 of each > license) that together achieve a form of mutual compatibility for the two > licenses. These clauses explicitly allow the "conveying > <https://en.wiktionary.org/wiki/convey#Verb>" of a work formed by linking > code licensed under the one license against code licensed under the other > license,[3] > <https://en.wikipedia.org/wiki/Affero_General_Public_License#cite_note-3> > despite the licenses otherwise not allowing relicensing under the terms of > each other.[4] > <https://en.wikipedia.org/wiki/Affero_General_Public_License#cite_note-fsf2-4> > In this way, the copyleft of each license is relaxed to allow distributing > such combinations.[4] " > <https://en.wikipedia.org/wiki/Affero_General_Public_License#cite_note-fsf2-4> > > So, this patch will expand the choice of J2K codecs for all users who use > FFmpeg under the GPLv3 license. AGPL is evil. That alone warrants creating a better, actually free version of the decoder. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
