[Cin] two patches for vframe.C and trackcanvas.C

[Phyllis Smith]

So far no difference in "framerate achieved" with/without "align-frame"
when playing BigBuckBunny on this laptop, but not a fair test because it is
a pretty good computer.  Am testing on an older computer now, but have to
build first and that computer is really, really slow so will take quite
some time.

On Sun, Apr 10, 2022 at 5:42 PM Andrew Randrianasulu via Cin <
cin at lists.cinelerra-gg.org> wrote:

> I used cppcheck 2.7.4 on cingg sources again and it spotted uninitialized
> variable in trackcanvas.C
>
> I hope I fixed it right.
>
> also I copy/pasted
>
>
> https://github.com/vanakala/cinelerra-cve/commit/167b63df12cc4106359645d1752e0f2136ec7a7f
>
> "Align VFrame rows to 16 byte boundary
> Should make video transformations more cpu cache friendly"
>
> it compiles and runs - can anyone check performance impact?
>
>
> --
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> Cin at lists.cinelerra-gg.org
> https://lists.cinelerra-gg.org/mailman/listinfo/cin
>
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