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    Black letters onto White background

    How To... ?
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    • maxiwilleM
      maxiwille
      last edited by

      Hi all !! im working on a project where audience sends SMS and we project them on the walls or over the performers. The letters must be black and the background white, so the only way i found to do this is with video inverter, so all the background became white an letters black. But when I tried to mapp the letters over the performers in real time it came to a certain point where while dragging the letters but with its background naturally, and then you became to see a black background. It all make sense but what i need is to have always white background. I cant figure how. I hope been clear with my problem.

      Thank you as always !!
      Maxi

      Maximiliano Wille. MacBook Pro (Retina, 13-inch, Early 2015). 2.7 GHz Intel Core i5. 16gb.Intel Iris Graphics 6100 1536 MB. http://www.redisadoralatina.com
      Buenos Aires, Argentina.

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      • jhoepffnerJ
        jhoepffner
        last edited by

        Hello,

        The right way is to have a background color actor, with the color white and the a text draw with the letter black.
        I send you a sample.
        Jacques

        ff7a55-blacktexte.izz

        Jacques Hoepffner http://hoepffner.info
        GigaByte 550b / Ryzen 7 3800X / Ram 64 Go / RTX 3090 24 Go / SSD 2 To / raid0 32 To
        MBP 13' i5 2.6 Ghz 16 Go / Intel Iris / macOs 10.11.6 / izzy 2.6.1 + 3.0.3b2
        MBP 15' i7 2.6 Ghz 16 Go / GTX 650M 1Go/ MacOs10.13.3 / Izzy 2.6.1
        MSI GS65 i7 3.6 Ghz 32 Go / GTX 1070 8 Go / Windows 10 / Izzy 3.0.3b2

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        • markM
          mark
          last edited by

          Dear All,

          Jacques' solution is correct. But here is another using the 2.0 Text Draw actor: you can simply draw black text with one pair of actors, and then have a white background (or any background really) rendered behind it.
          I've attached an example that shows both a white background (first scene) and a video noise background (second scene.) Note that
          1. the 'blend' input of Projector actor for the text is set to 'transparent"
          2. the 'layer' input of the Projector that renders the background is set to '-1' to ensure it is behind the text
          Best,
          Mark

          6d2c3f-black-text-on-background.izz

          Media Artist & Creator of Isadora
          Macintosh SE-30, 32 Mb RAM, MacOS 7.6, Dual Floppy Drives

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          • maxiwilleM
            maxiwille
            last edited by

            Thanks Jacques and mark !!!!!  is nice to have you

            best,
            Maxi 

            Maximiliano Wille. MacBook Pro (Retina, 13-inch, Early 2015). 2.7 GHz Intel Core i5. 16gb.Intel Iris Graphics 6100 1536 MB. http://www.redisadoralatina.com
            Buenos Aires, Argentina.

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            • dbiniD
              dbini
              last edited by

              .... or you could do it all with white text on a black background and invert it later in the process - just before the projector maybe?

              John Collingswood
              taikabox.com
              2013 MBPR 2.3GHZ i7 OSX11.7.4 16GB
              & 2019 MBPT 2.6GHZ i7 OSX12.3 16GB

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              • markM
                mark
                last edited by

                @dbini,

                RE: ".... or you could do it all with white text on a black background and invert it later in the process - just before the projector maybe?"
                Yes, that would also work.
                Best,
                Mark

                Media Artist & Creator of Isadora
                Macintosh SE-30, 32 Mb RAM, MacOS 7.6, Dual Floppy Drives

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