On Thursday, June 24, 2021, Phyllis Smith via Cin < [email protected]> wrote:
> Camille, > A Freelancer has provided a fix for the fade bug in Title plugin and the > Dissolve transition BUT I can not > tell for sure if it is a correct fix (seems to work on Fedora O/S with > your black flash demo). I have asked > IgorBeg to test if he has time. A little more information is in BT #559. > i found few links that might be useful?? hm, looking at this bug note it seems to use some for of gamma correction? https://entropymine.com/imageworsener/srgbformula/ https://excamera.com/sphinx/article-srgb.html https://stackoverflow.com/questions/6475373/optimizations-for-pow-with-const-non-integer-exponent you might want to check speed loss after this fix, especially on slower machines? If speed fails down too much - may be those speed tricks can help Freelancer? > > If you would like to test for yourself, there is a new AppImage that works > on both older and newer distros at: > https://cinelerra-gg.org/download/testing/cin_for_ > older_distros.AppImage > For those not yet familar with using an AppImage, all you have to do is > download the file (does not destroy > your current Cinelerra) and make it executable via a window command: > chmod +x cin_for_older_distros.AppImage > and then just run it from a window via: ./cin_for_older_distros.AppImage > > If anyone else tests, PLEASE provide feedback -- the only problem I had > was that for an older Ubuntu 16 distro > I have to use a new $HOME/.bcast5 to get it to work correctly. > > > > On Tue, Mar 9, 2021 at 1:47 AM Camille Harang via Cin < > [email protected]> wrote: > >> I've attached the editing file along with the PNGs. >> >> Camille. >> >> >> Le 09/03/2021 à 01:41, Sam via Cin a écrit : >> >> Camille, >> >> I vaguely remember such a similar case, but it was a very long time ago, >> hence this old work around with the fade line. >> However, after trying to reproduce this problem currently, I have not >> succeeded. It runs fine every time, just like Phyllis, without the problem >> you describe. >> >> My question to you. Which Cinelerra version are you using? Can you show a >> screenshot or short video of your timeline scenario and what parameters are >> set on your end so we can better reproduce the error? Maybe we missed a >> setting you are doing and with an exact match of the setting we can >> reproduce this issue. Thanks in advance. >> >> Sam >> >> >> Am 09.03.21 um 00:48 schrieb Phyllis Smith via Cin: >> >> Camille, >> Honestly, I never see a flash and I have tried several variations based >> on your description with the "fade in text parameter" being the easiest. I >> did do a recording of it and planned to show that but the recording does >> not do a precise capture job so you can not tell it is working correctly. >> There was no flash when playing at normal speed and then I tried single >> stepping and still no flash. >> >> Andrea, >> I will try attaching a screenshot of how to set this up easily with the >> hopes that you can try that. Basically, I just created about 3 seconds of >> nothing and added a Title plugin making sure to set the Fade parameter on >> the Title menu to 3.0 seconds (I use the reset button first to make sure >> there are no leftover weird settings). >> >> On Mon, Mar 8, 2021 at 8:22 AM Camille Harang via Cin < >> [email protected]> wrote: >> >>> Hi Sam, thanks for your reply, yes the fade line works, however it's not >>> suitable for what I want to do, I want to fade many snippets of text and >>> transparent PNGs on the same track, with always the same video transition >>> filter set to the same duration. Otherwise it's too complicated to combine >>> them on two tracks and adjust manually the fade curve for each. I posted >>> the example of fade in text parameter as it's simpler than transition do >>> explain, but it produces the same "black flash" bug. >>> >>> Thank you, >>> >>> Camille. >>> >>> >>> >> >> >> -- >> Cin mailing list >> [email protected] >> https://lists.cinelerra-gg.org/mailman/listinfo/cin >> >
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