Re: [Cellar] Protocol Action: 'RTP Payload Format for ISO/IEC 21122 (JPEG XS)' to Proposed Standard (draft-ietf-payload-rtp-jpegxs-18.txt)

Jerome Martinez <jerome@mediaarea.net> Fri, 30 July 2021 15:58 UTC

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From: Jerome Martinez <jerome@mediaarea.net>
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Date: Fri, 30 Jul 2021 17:58:10 +0200
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Subject: Re: [Cellar] Protocol Action: 'RTP Payload Format for ISO/IEC 21122 (JPEG XS)' to Proposed Standard (draft-ietf-payload-rtp-jpegxs-18.txt)
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On 30/07/2021 17:50, Michael Richardson wrote:
> "visually lossless"  ?

Visually lossless is a marketing wording for saying "we are aware that 
this is not really lossless" ;-).
(in practice they focus on 10:1 compression ratio, something between the 
targeted 1000:1 compression ratio of AV1 or HEVC, and ~3:1 real lossless 
of FFV1)