[Cin] Attempt at fixing screencapture under NetBSD

[Phyllis Smith]

Oh, sorry.  I will get it correct on the Release Notes.  Since I am not
sure how to fix the commit comment, I will leave it alone and not risk
making things worse.  I should have at least added that the fix was for
NetBSD since it did not seem to affect Fedora linux at all.
(P.S. my technical understanding leaves a lot to be desired!)

On Thu, Mar 20, 2025 at 11:49 AM Andrew Randrianasulu <
randrianasulu at gmail.com> wrote:

>
>
> вт, 18 мар. 2025 г., 03:27 Phyllis Smith <phylsmith2017 at gmail.com>:
>
>> Applied both patches and tested with no problem encountered.
>> Will check into GIT tomorrow.  Thank you.
>>
>
> I think commit message get my idea backwards:
>
> WITHOUT fallback code I get only black screen on screencapture. It surely
> fast but not that I need ..
>
> so added code ADDS fallback in case shm capture does not work (on NetBSD
> or in general).
>
> So it hardly faster, more like working where it was failing before.
>
>
>
>> On Sun, Mar 16, 2025 at 10:35 PM Andrew Randrianasulu <
>> randrianasulu at gmail.com> wrote:
>>
>>> On Sat, Mar 15, 2025 at 8:11 PM Phyllis Smith <phylsmith2017 at gmail.com>
>>> wrote:
>>> >
>>> > Andrew, am trying to test this but I forgot how to do it so reading
>>> the manual and still having trouble.  Will update you when I figure how to
>>> run it.
>>>
>>>
>>> I think slightly better patch follow (apply on top of this one), it
>>> does not disable shm screen capture for platform, but at runtime (with
>>> fallback) if shmGetImage fails
>>>
>>>
>>>
>>> >
>>> > On Fri, Mar 14, 2025 at 4:01 AM Andrew Randrianasulu via Cin <
>>> cin at lists.cinelerra-gg.org> wrote:
>>> >>
>>> >> Tried to record desktop, found out screencapture does not work :(
>>> >>
>>> >> It seems even ffmpeg fall back to non-shm capture (slower) under
>>> >> NetBSD, so I tried to
>>> >> to change logic in guicast/bccapture.C so if compiled on netBSD it
>>> >> hard disable shm for capture (playback is fine)
>>> >>
>>> >> Please try on Linux and other systems ... Pay attention to
>>> >> screencapture slowdowns!
>>> >> --
>>> >> Cin mailing list
>>> >> Cin at lists.cinelerra-gg.org
>>> >> https://lists.cinelerra-gg.org/mailman/listinfo/cin
>>>
>>
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