<div dir="ltr"><div class="gmail_default" style="font-size:small">Will have to try to follow this thread (+ which thread has the original bug?) tomorrow as the last 2 days I got pretty much lost.<br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Nov 8, 2023 at 4:39 PM Andrew Randrianasulu <<a href="mailto:randrianasulu@gmail.com">randrianasulu@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><a href="https://youtu.be/7GOhtJciHBk" rel="noreferrer" target="_blank">https://youtu.be/7GOhtJciHBk</a><br>
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in theory should contain my video showing patched cingg<br>
<br>
On Thu, Nov 9, 2023 at 12:17 AM Andrew Randrianasulu<br>
<<a href="mailto:randrianasulu@gmail.com" target="_blank">randrianasulu@gmail.com</a>> wrote:<br>
><br>
> or may be even this xml with smooth fading curve ...<br>
><br>
> On Thu, Nov 9, 2023 at 12:11 AM Andrew Randrianasulu<br>
> <<a href="mailto:randrianasulu@gmail.com" target="_blank">randrianasulu@gmail.com</a>> wrote:<br>
> ><br>
> > so, very strange! I am testing patch from BT294 and apparently even if<br>
> > with rgba-float and opengl output colorpicker volumes still slipped to<br>
> > 1.0 it provides much better darkened image with recovered highlights!<br>
> ><br>
> > just with fader at 9 ...<br>
> ><br>
> > LIBGL_DRI3_DISABLE=1 vblank_mode=0 bin/cin<br>
> ><br>
> > I tried attached very simple xml with Andrea's test file<br>
> > AND my two other patches<br>
> ><br>
> > applying or reverting opengl3 patch seems to give much more<br>
> > resurrected image in ogl preview ...<br>
> ><br>
> > On Wed, Nov 8, 2023 at 8:55 PM Andrew Randrianasulu<br>
> > <<a href="mailto:randrianasulu@gmail.com" target="_blank">randrianasulu@gmail.com</a>> wrote:<br>
> > ><br>
> > > indeed, with this mod Histogram can recovery highlights ...<br>
> > > but again, I have no idea if it can work ok with this mode turned on<br>
> > > all the time, so maybe make it preference or conditional on rgb(a)<br>
> > > float?<br>
> > ><br>
> > > On Wed, Nov 8, 2023 at 8:41 PM Andrew Randrianasulu<br>
> > > <<a href="mailto:randrianasulu@gmail.com" target="_blank">randrianasulu@gmail.com</a>> wrote:<br>
> > > ><br>
> > > > or even like this, but histogram does not work sadly?<br>
> > > ><br>
> > > > will try to remove clamps from its code too, Like Andrea<br>
> > > ><br>
> > > > On Wed, Nov 8, 2023 at 8:26 PM Andrew Randrianasulu<br>
> > > > <<a href="mailto:randrianasulu@gmail.com" target="_blank">randrianasulu@gmail.com</a>> wrote:<br>
> > > > ><br>
> > > > > with this HACK buffers can be overbright in X11/XV mode only, gl thrown error!<br>
> > > > ><br>
> > > > ><br>
> > > > > On Wed, Nov 8, 2023 at 6:55 PM Andrew Randrianasulu<br>
> > > > > <<a href="mailto:randrianasulu@gmail.com" target="_blank">randrianasulu@gmail.com</a>> wrote:<br>
> > > > > ><br>
> > > > > > On Wed, Nov 8, 2023 at 6:08 PM Andrew Randrianasulu<br>
> > > > > > <<a href="mailto:randrianasulu@gmail.com" target="_blank">randrianasulu@gmail.com</a>> wrote:<br>
> > > > > > ><br>
> > > > > > > I tried cingg compiled on Nov, 1 2020 and issues still here - you need native exr reader to see it with Andrea's sample. Either by compositor's vectoroscope or color picker - in clipping case it will show 1.0 for much of window area, in non-clipping mode (no plugins) it will show up to 60.something in rgb channels!<br>
> > > > > > ><br>
> > > > > > > Sadly, 2018 version had no vectoroscope on compositor, need to double-test if native exr reader + any plugin will fail there in the same way via color picker.....<br>
> > > > > ><br>
> > > > > > so, may 6 2018 cingg exhibit same behavior on rgba-float tiff exported<br>
> > > > > > from cin-cv (because pure exr import somewhat not worked for me in<br>
> > > > > > this version).<br>
> > > > > ><br>
> > > > > > so, this is apparently not recent bug .....<br>
</blockquote></div>