Dav1d 0.6.0 has been upgraded in Cinelerra and checked into GIT.  Thanks for the notify.

On Thu, Mar 12, 2020 at 6:22 AM Andrew Randrianasulu <randrianasulu@gmail.com> wrote:
Fresh news!

https://www.phoronix.com/scan.php?page=news_item&px=Dav1d-0.6-AV1-Benchmarks

---quote---
But where things really got interesting for the Intel/AMD processors was
the much faster 10-bit decoding of AV1 content with dav1d 0.6.0 for both Intel and AMD.
Very significant gains in this case.

---quote end---

In ffmpeg we can see

https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/05d27f342be28cf92f3c9470e701834c416cad89

API: add AV_PKT_DATA_ICC_PROFILE to AVPacketSideDataType

and next few patches ....

comment in avcodec.h says:

---quote--
+     * ICC profile data consisting of an opaque octet buffer following the
+     * format described by ISO 15076-1.
+     */
+    AV_PKT_DATA_ICC_PROFILE,
--end of quote----

pdf itself is huge, but hopefully other libs already have something?

http://www.color.org/icc_specs2.xalter
v4 ICC Specification
 This version is technically identical to ISO 15076-1:2010, which is available from ISO.
This is the most widely used version, first published in 2001.
Specification ICC.1:2010-12 (Profile version 4.3.0.0) 
Image technology colour management - Architecture, profile format, and data structure

http://www.color.org/specification/ICC1v43_2010-12.pdf

Strange enough, but website littlecms.com doesn't work for me ....

Anyway, hopefully no-one need to *print* films right now, so it all
will be about monitors and files..

I may misunderstand something, but whole point of color management
is to get same color on slightly different devices?

So, if you work with Monitor A and you have color profile for your monitor,
you can store  this profile somewhere in image and now video file, and then
on load supported player/editor will auto-correct things, relative to another (monitor B)
output device, so you can work on colors across few monitors in different locations, say.

I may misunderstand this, never feel special need for such fine-tuning of colors.
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