Hi,

I thought, that you can use it free in ffmpeg, becuse the header files of
SDK says: The software is Provided "AS IS³Š.

Sorry for double mailing.


Kind Regards / Mit freundlichen Grüßen
---------------------------------------------------
Marc Struminski







Am 17.10.16, 16:58 schrieb "Andreas Cadhalpun" unter
<andreas.cadhal...@googlemail.com>:

>Control: tags -1 upstream
>Control: retitle -1 enable decklink
>
>Hi Marc,
>
>On 17.10.2016 10:35, Struminski, Marc wrote:
>> Decklink from here: https://www.blackmagicdesign.com/de/support
>> 
>>(https://www.blackmagicdesign.com/de/support/download/197eba8afa194f03829
>>ea
>> 6fdf7d7c163/Linux) Version 1.8 Desktop Video SDK
>> 
>> Nvenc from here: https://developer.nvidia.com/nvidia-video-codec-sdk
>> 
>>(https://developer.nvidia.com/designworks/video_codec_sdk/downloads/v7.0)
>
>The nvenc page requires one to sign up a DEVELOPER PROGRAM AGREEMENT,
>while the decklink page requires accepting an EULA...
>
>In particular the decklink EULA says:
>"1.4 The Licensee must not lease, rent, distribute or sub-license the
>Software"
>
>Thus it seems to me that re-distribution of these headers is not allowed,
>no matter what license is mentioned in the files.
>(Even though it seems rather stupid to distribute a file with a
>free-software
>license header under such an EULA.)
>
>The nvenc agreement has an exception for such cases:
>"Certain Materials provided to You by NVIDIA are accompanied by a separate
>license agreement; You acknowledge and agree that such license agreement
>shall govern Your use of such Materials, in addition to this Agreement.
>You further agree that in the event of any inconsistency between this
>Agreement and the corresponding provisions in the license agreement, the
>license agreement shall govern."
>
>So it is possible to re-distribute the nvenc headers and in fact they have
>been included in the ffmpeg source repository upstream [1].
>
>The decklink EULA lacks such an exception.
>
>So if you want us to enable decklink in Debian's ffmpeg, I suggest you
>contact blackmagic and ask them for a clarification of the license for
>their headers.
>If they are in fact freely re-distributable, you can then contact ffmpeg
>upstream (ffmpeg-de...@ffmpeg.org) and ask them to include these
>headers similarly to the nvenc headers.
>
>Best regards,
>Andreas
>
>
>1: 
>https://git.videolan.org/?p=ffmpeg.git;a=commit;h=325e56479ff64c884f3bcccf
>922a7f7163488b89

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