[Cin] Some tests on blending

[Andrew Randrianasulu]

ср, 2 апр. 2025 г., 12:46 Andrew Randrianasulu <randrianasulu at gmail.com>:

>
>
> пн, 31 мар. 2025 г., 16:34 Andrea paz via Cin <cin at lists.cinelerra-gg.org
> >:
>
>> Obviously it was my fault: I had not removed the clip in Blend Program....
>> I re-tested and most of the color-related plugins do not have
>> clipping. Unfortunately (at least for me) some of the most important
>> plugins have it:
>>
>> Blur
>>
>
> Try to look for switch(color) in plugins/blur/blur.C
>
> and replace for testing 1.0 for rgba/rgb float cases with FLT_MAX ? Like
> in our earlier work ....
>
> case BC_RGBA_FLOAT:
>                                 BLUR(float, 1.0, 4);
>                                                        break;
>
> If it does not break plugin we probably can go for each noted plugin and
> try to find where they clip ....
>

may be like attached patch? Only blur and titler converted, do not want to
break vectoroscope etc



>
> Color 3 Way
>> Color Space
>> Foreground
>> Histogram
>> Histogram Bezier
>> Title
>> Videoscope
>>
>> I remember an attempt by Andrew with Adam to try to engage him on the
>> Histogram clipping, but Adam was not really interested:
>> https://github.com/heroineworshiper/hvirtual/issues/8
>>
>> @Phyllis
>> Do you think it's good to indicate in the manual the plugins that do
>> the clipping?
>> --
>> Cin mailing list
>> Cin at lists.cinelerra-gg.org
>> https://lists.cinelerra-gg.org/mailman/listinfo/cin
>>
>
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