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Activity Forums Adobe After Effects Integrating chalk graphic to video bg — advice, please!

  • Integrating chalk graphic to video bg — advice, please!

    Posted by Hasanah Hussien on May 23, 2012 at 1:10 am

    Hello guys,

    I’m trying to get chalk graphics I’ve made in Photoshop to integrate realistically/seamlessly with the live video background. So far, I haven’t had any luck. My tutor suggested using displacement map but I believe the background is too fine for it to work.

    First picture is the background, second is a sample of the chalk graphic I quickly did in PS: https://imgur.com/a/Imvg8

    Any suggestions would be great. Thank you!

    View post on imgur.com

    John Cuevas replied 14 years, 4 months ago 2 Members · 1 Reply
  • 1 Reply
  • John Cuevas

    May 23, 2012 at 1:46 pm

    To sell the effect, I think you need to get the uneven look of chalk, Andrew Kramer did a tutorial on creating blueprints that I think might help you. Using some textures and such, will help make it look more organic.

    Creating a displacement map from the luminescence of your wall will also sell the effect. It doesn’t have to be much, just a slight displacement. Make a duplicate layer of your wall and precomp it and play with the levels/contrast and use that as your displacement map.

    The last step would be to experiment with blending modes. Your wall should show through a bit as it the chalk color will change some as it moves over different areas of the wall.

    Johnny Cuevas, Editor
    Thinkck.com

    “I have not failed 700 times. I have succeeded in proving that those 700 ways will not work. When I have eliminated the ways that will not work, I will find the way that will work.”
    —THOMAS EDISON on inventing the light bulb.

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