[FFmpeg-devel] Patent issues with FFV1
Paul B Mahol
onemda at gmail.com
Mon Jun 10 23:13:08 CEST 2013
On 6/10/13, Dave Rice <dave at dericed.com> wrote:
> Hi ffmpeg-devel,
> A colleague of mine was recently sent me this email. I removed two names
> from it before sending it to the list serv.
> On Jun 10, 2013, at 4:06 PM, John Walko wrote:
>> What do you know about potential patent issues with FFV1?
>> We have a client we are working with...and were discussing FFV1 and JPEG
>> 2000. We want her to consider FFV1/Matroska. She spoke to [ redacted
>> name ] and another person at the [ redacted government archive ], and they
>> raised the potential for FFV1 violating a patent...but our client had no
>> other details. Of course, she is now scared away from FFV1. I'd like to
>> research this a little more to find out what they are talking about and
>> see if it is something we should be concerned over.
>> John Walko
>> Media Archive Manager
> IIRC FFv1 hasn't undergone a thorough legal review but is also an
> FFmpeg-authored codec. Are there any potential patent issues with FFv1?
FFv1 use arithmetic coding. Considering that one can patent color I don't have
time nor motivation to search for patents that describe something
similar and are
still in use.
> Could such patent issues affect the future ability of an archive to decode
> (or encode) FFv1.
Only if such archive is country where such patent(s) do matter.
More information about the ffmpeg-devel