[Freeswitch-users] H264 transcoding

[curriegrad2004]

What do you mean it's not?

On Sat, Jul 28, 2012 at 6:42 AM, Brian West <brian at freeswitch.org> wrote:
> X264 is NOT.
>
> --
> Brian West
> brian at freeswitch.org
> FreeSWITCH Solutions, LLC
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> On Jul 27, 2012, at 1:44 AM, William King <william.king at quentustech.com>
> wrote:
>
> libvlc is LGPL http://www.videolan.org/press/lgpl.html and there is now a
> mod_vlc(though it doesn't yet support video streams). The user can choose to
> build vlc with only the LGPL components or add the more 'adverse' modules.
> In none of the LGPL packages of libvlc is ffmpeg enabled, but there is a
> module for libvlc for ffmpeg. http://wiki.videolan.org/FFmpeg
>
> The only pieces now may just be the FS side of things for video.
>
> William King
> Senior Engineer
> Quentus Technologies, INC
> 1037 NE 65th St Suite 273
> Seattle, WA 98115
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> william.king at quentustech.com
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>
> On 07/26/2012 08:46 PM, Anthony Minessale wrote:
>
> you would probably need to do something like make a mod for ffmpeg
> that protects you from the gpl then allow the user to build that lib
> on his own and choose at compile time to install patented or adverse
> licensed components.  No license rules prohibit an end user from
> combining code only distributors.
>
> but even then we need a bunch of code to write.
>
>
> On Thu, Jul 26, 2012 at 10:41 PM, curriegrad2004
> <curriegrad2004 at gmail.com> wrote:
>
> Ken,
>
> If you think those guys over at x264 will ever change the license from
> GPL to LGPL, you're just dreaming the pie in the sky...
>
> In short, don't even think about it ;P
>
> On Thu, Jul 26, 2012 at 8:19 PM, Ken Rice <krice at freeswitch.org> wrote:
>
> we can not and will not use GPL software, the license is not compatible with
> the GPL and would polute the codebase with additional restrictions that are
> not wanted or needed. now if someone could get them to change the license or
> atleast give us a license under better terms such as the LGPL or the MPL
> then the license issue would be null
>
> Ken
> Sent from my iPad
>
> On Jul 26, 2012, at 7:45 PM, Terry Barnum <terry at digital-outpost.com> wrote:
>
> Use x264? http://en.wikipedia.org/wiki/X264
>
> On Jul 26, 2012, at 4:53 PM, Ken Rice wrote:
>
> Is it possible sure... Is ot probably to happen anytime soon? Not until the
> patents run out...
>
>
> On 7/26/12 5:04 PM, "yufei.tao" <yufei.tao at redembedded.com> wrote:
>
> Hi
>
> I am trying to decide if it is feasible to let FS do transcoding between
> different H264 formats for live video calls. This is because I've got
> SIP clients that both use H264 but with different formats and one (with
> a bad H264 decoder) has problems decoding H264 stream from the other.
> But each of these two clients communicate fine using H264 with a third
> client that uses ffmpeg. I'm thinking of adding a module which uses
> ffmpeg, so that it will transcode H264 between different parameters.
>
> I've got a few questions:
>
> 1. Is this feasible? I'm not looking at supporting many simultaneous calls.
> 2. What is involved in transcoding real-time video stream?
> 3. Anyone's done anything like this before?
>
> I'm new to FS and any suggestions would be very much appreciated!
>
> Yufei
>
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