[PD] pix_invert for livevideo?

chris clepper cgclepper at gmail.com
Tue Sep 25 00:17:22 CEST 2007


rectangle 4 -3 will flip the image.  Does the image from the device always
come out inverted or is the camera upside down?

On 9/24/07, |||__||| <media.gambler at gmail.com> wrote:
>
>
>
>
> hi, i'm trying to invert a live video signal on OSX 10.4.10, G4 1.67
> like this:
>
> gemhead
> |
> pix_video
> |
> pix_invert
> |
> pix_texture
> |
> rectangle 4 3
>
>
> but it only processes the upper half image, the lower half stays normal
> is there a solution or another way to invert a live video signal in gem?
>
> thank you,
> emanuel
>
>
>
> p.s.: i only found this unanswered mail from 2003 in the archives:
>
>
> [PD] Gem - pix_invert - only bottom 1/3 of image gets processed!
> robcanning rscanning at eircom.net
> Fri Nov 28 18:55:39 CET 2003
>
> Hello,
>
> while i am at it - bombarding the list with my problems - here is
> another one!  sorry:-)
>
> in XP with the latest stable PD and Gem if i use:
> pix_video_ds > pix_invert > pix_texture2 > square 4
> for example, only the bottom third of the my webcam  feed gets
> processed by pix_invert in the gem window.
> I don't have this problem in OSX with the same patch (but using
> pix_video instead of pix_video_ds)
> Anybody got and ideas why this is happening?
>
> Thanks,
> Rob
>
>
>
>
>
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