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

James Almer jamrial at gmail.com
Thu Oct 19 00:10:53 EEST 2017


On 10/18/2017 5:46 PM, 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.

+1

Also, ffmpeg is not in Trusty, so you have to build it yourself
regardless of version to use it there.


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