This is a subtlety, but compatibility between OSS licenses is not bidirectional. ECL 2 is compatible with GPL (e.g. if you write GPL software you can use ECL software in it), but the GPL is not compatible with the ECL 2 (e.g. if you write ECL software you cannot include GPL software in it).
Regards, Chris On Tue, 3 Jul 2012 08:55:57 -0700 Jaime Gago <[email protected]> wrote: > Chris, > ClassX is GPL indeed but GPL is listed as _compatible_ with ECL 2.0 > since version 3 [1]. > > Since ClassX was open sourced after the release of GPLv3 and that the > link on their website points at the GPLv3 license [2] it seems ClassX > is GPLv3. > > Am I missing something? > > > [1] > http://www.gnu.org/licenses/license-list.html#GPLCompatibleLicenses > [2] http://www.gnu.org/copyleft/gpl.html On Jul 2, 2012, at 7:46 PM, > Brooks, Chris wrote: > > > ClassX is GPL, and GPL is incompatible with ECL 2.0, so please make > > sure that if you do do something based on ClassX you do not commit > > it to the MH repo. > > > > Chris > > ________________________________________ > > From: [email protected] > > [[email protected]] on behalf of Jaime > > Gago [[email protected]] Sent: 02 July 2012 19:43 To: > > Matterhorn Users Subject: Re: [Matterhorn-users] [Opencast] > > GaliTracker: Automatic professor tracking for MH > > > > Sorry to revisit an old thread, but I missed it until today... > > > > In terms of video tracking aka Interactive Region of Interest, > > ClassX [1] developed at Stanford delivers with the same kind of > > technology as the "GaliTracker" but it has been "open sourced" [2], > > which means the advanced detection algorhitms are available to > > Matterhorn. > > > > Thus I'd suggest to anybody interested in integrating such features > > with Matterhorn to take a look at ClassX. > > > > [1] http://classx.stanford.edu/ClassX/ > > [2] http://classx.sourceforge.net/ > > > > > > > > On Jun 12, 2012, at 7:02 AM, Schulte Olaf A. wrote: > > > >> [SNIP; also taking this to matterhorn-users] > >> > >>> Anyway, we will release under ECL a MH workflow operation that > >>> will be able to "glue" together VGA and professor video Side by > >>> Side but without the tracking engine. The output will be > >>> something like this: > >>> > >>> http://tv.teltek.es/almacen/downloads/34/1714_cut.mp4 > >>> > >>> Another operation could be released to give access to the > >>> GaliTracker service. > >>> > >>> Could these ideas make sense ? > >> > >> A workflow like this could make sense if it were to be flexible > >> with respect to some variables: > >> > >> - overall output ratio (4:3 / 16:9) > >> - ratio of input (e.g. 4:3 VGA plus 16:9 video or two 4:3 sources) > >> - the background colour (white could help you embed smoothly to > >> some webpages) > >> > >> O > >> > >> > >>> > >>> > >>> > >>> CG> Regards > >>> CG> Clemens > >>> > >>> > >>> CG> Vicente Goyanes wrote: > >>>>> Dear list. > >>>>> > >>>>> In our efforts to improve the usability of Dual-Stream MH > >>>>> recordings in Single-Stream enviroments (iTunesU, YT, mobile > >>>>> devices) I would like to share with the community that we are > >>>>> developing a solution that we called "GaliTracker". > >>>>> > >>>>> With this solution VGA and professor videos are "glued" > >>>>> together side by side while the layout is optimized by > >>>>> dynamically cropping and zooming the professor video. > >>>>> > >>>>> GaliTracker tries to guarantee plenty of room for the VGA video > >>>>> while the professor is always present in a smaller area, but > >>>>> large enough for the viewers to read non verbal communication, > >>>>> keep them engaged, etc. > >>>>> > >>>>> More info here: > >>>>> > >>>>> http://wiki.teltek.es/display/GaliTracker/GaliTracker+Home > >>>>> > >>>>> > >>>>> Also a Lightning Talk at the MH Unconference has been proposed: > >>>>> > >>>>> http://unconference.opencast.org/sessions/galitracker-automatic-profe > >>>>> ssor-tracking > >>>>> > >>>>> (please vote for it if you are interested) > >>>>> > >>>>> We hope this new add-on can enrich the MH ecosystem, improving > >>>>> the user experience of MH recordings on mobile devices and > >>>>> traditional distribution channels as YouTube or iTunesU. > >>>>> > >>>>> > >>>>> Best Regards, > >>>>> Vicente > >>>>> > >>>>> -- > >>>>> Vicente Goyanes > >>>>> Gerente - CEO > >>>>> [[email protected]] > >>>>> > >>>>> TELTEK Video Research, S.L. > >>>>> Pza Miralles s/n > >>>>> Campus Universitario > >>>>> 36310 Vigo - Pontevedra > >>>>> T (+34) 986 160 125 > >>>>> M (+34) 619 318 484 > >>>>> [email protected] | www.teltek.es > >>>>> > >>>>> [IMPORTANTE] La información que pudiera contener este > >>>>> comunicado, relacionada con datos de carácter personal, se > >>>>> encuentra amparada en la Ley Orgánica de Protección de Datos > >>>>> 15/99, que compromete a no utilizar estos datos para fines que > >>>>> no sean los estrictamente necesarios para la realización de su > >>>>> cometido, añadiendo además la absoluta confidencialidad y > >>>>> exclusividad, quedando prohibida a cualquier persona su > >>>>> revelación, copia, distribución o el ejercicio de cualquier > >>>>> acción relativa a su contenido. Si recibe este correo > >>>>> electrónico erróneamente, ruego lo elimine de todos sus > >>>>> archivos. [#] > >>>>> > >>>>> _______________________________________________ > >>>>> Community mailing list > >>>>> [email protected] > >>>>> http://lists.opencastproject.org/mailman/listinfo/community > >>>>> > >>>>> > >>>>> To unsubscribe please email > >>>>> [email protected] > >>>>> _______________________________________________ > >>>>> > >>> > >>> CG> _______________________________________________ > >>> CG> Community mailing list > >>> CG> [email protected] > >>> CG> http://lists.opencastproject.org/mailman/listinfo/community > >>> > >>> > >>> CG> To unsubscribe please email > >>> CG> [email protected] > >>> CG> _______________________________________________ > >>> > >>> > >>> > >>> Un Cordial Saludo / Best Regards > >>> > >>> -- > >>> Vicente Goyanes de Miguel > >>> Coordinador Asistencia Técnica Multimedia > >>> Tel: +34 986 811937 / Skype: vicente.goyanes Pza Miralles s/n > >>> Universidad de Vigo > >>> 36310 Vigo > >>> mailto:[email protected] > >>> > >>> [IMPORTANTE] La información que pudiera contener este comunicado, > >>> relacionada con datos de carácter personal, se encuentra > >>> amparada en la Ley Orgánica de Protección de Datos 15/99, que > >>> compromete a no utilizar estos datos para fines que no sean los > >>> estrictamente necesarios para la realización de su cometido, > >>> añadiendo además la absoluta confidencialidad y exclusividad, > >>> quedando prohibida a cualquier persona su revelación, copia, > >>> distribución o el ejercicio de cualquier acción relativa a su > >>> contenido. Si recibe este correo electrónico erróneamente, ruego > >>> lo elimine de todos sus archivos. [#] > >>> > >>> _______________________________________________ > >>> Community mailing list > >>> [email protected] > >>> http://lists.opencastproject.org/mailman/listinfo/community > >>> > >>> > >>> To unsubscribe please email > >>> [email protected] > >>> _______________________________________________ > >> _______________________________________________ > >> Matterhorn-users mailing list > >> [email protected] > >> http://lists.opencastproject.org/mailman/listinfo/matterhorn-users > > > > _______________________________________________ > > Matterhorn-users mailing list > > [email protected] > > http://lists.opencastproject.org/mailman/listinfo/matterhorn-users > > _______________________________________________ > > Matterhorn-users mailing list > > [email protected] > > http://lists.opencastproject.org/mailman/listinfo/matterhorn-users > > _______________________________________________ > Matterhorn-users mailing list > [email protected] > http://lists.opencastproject.org/mailman/listinfo/matterhorn-users -- Christopher Brooks, BSc, MSc ARIES Laboratory, University of Saskatchewan Web: http://www.cs.usask.ca/~cab938 Phone: 1.306.966.1442 Mail: Advanced Research in Intelligent Educational Systems Laboratory Department of Computer Science University of Saskatchewan 176 Thorvaldson Building 110 Science Place Saskatoon, SK S7N 5C9 _______________________________________________ Matterhorn-users mailing list [email protected] http://lists.opencastproject.org/mailman/listinfo/matterhorn-users
