[Cin] I tried to add new blend mode but it does not work?

[Andrew Randrianasulu]

On Sunday, June 27, 2021, Phyllis Smith via Cin <cin at lists.cinelerra-gg.org>
wrote:

> Finally tested this patch -- it still has the black flash problem.  I
> think we are going to have to continue
> to use workarounds for the reported issues in Titler and Dissolve.
>

well, it was  not supposed to fix this - just show example how to add new
blending equation...

you can add Freelancer's code as new blending mode, I think.. and wire it
like shown by this patch (but I mildly wonder if  my patch works at all on
any 2 videos?)


>
> On Sat, Jun 26, 2021 at 10:17 AM Andrew Randrianasulu via Cin <
> cin at lists.cinelerra-gg.org> wrote:
>
>> oops, I think there was error in this patch, yet even after fixing it I
>> can't see obvious result? (some other  modes also show only one obvious
>> colored track, not overlays.. so I think different, more complex test
>> project is needed)
>>
>>
>>
>> On Saturday, June 26, 2021, Andrew Randrianasulu <randrianasulu at gmail.com>
>> wrote:
>>
>>> see  attached patch (it copypastes badly)
>>>
>>> it compiles but I tried solid-color track over fading png text (as in
>>> black_flash.xml) and I can't see it working?
>>>
>>> I just hope it can serve as guide what to modify for adding new modes..
>>>
>>> I tried to write down math from this page:
>>> https://natron.readthedocs.io/en/rb-2.3/plugins/net.sf.
>>> openfx.MergePlugin.html
>>>
>>>
>>> --
>> Cin mailing list
>> Cin at lists.cinelerra-gg.org
>> https://lists.cinelerra-gg.org/mailman/listinfo/cin
>>
>
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