[FFmpeg-devel] [PATCH] lavc: drop support for OpenJPEG 1.3-2.0

Michael Niedermayer michael at niedermayer.cc
Thu Oct 19 03:04:29 EEST 2017


On Wed, Oct 18, 2017 at 01:46:59PM -0700, Michael Bradshaw wrote:
> On Wed, Oct 18, 2017 at 1:26 PM, Michael Niedermayer <michael at niedermayer.cc
> > wrote:
> >
> > correction, xenial and zesty have 2.1.* under the name libopenjp2-7
> >
> > trusty does not though
> 
> 
> Yeah, Ubuntu 14.04 is stuck on the ancient OpenJPEG 1.3. I think it's fine
> to proceed with this patch since:
> 
> 1) OpenJPEG 1.3 sets AV_CODEC_CAP_EXPERIMENTAL[1], so support for it was
> already kinda experimental.
> 2) This doesn't impact old versions of ffmpeg. If people are building
> ffmpeg 3.5+ on Ubuntu 14.04 on their own, then they can also build OpenJPEG
> 2.1+ on their own.

i think  the patch should add some note to the release notes or
changelog

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Let us carefully observe those good qualities wherein our enemies excel us
and endeavor to excel them, by avoiding what is faulty, and imitating what
is excellent in them. -- Plutarch
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