Monday, 28 November 2011

Using After Effects To Distort My Character Animation

Recently Steve showed the class how to scan in and 'clean up' our scanned drawings for our Character Animation we did a few weeks ago; these would in turn become the frames of the animation we would go on to use to project against walls in a later task. This cleaning up process would be done in photoshop to made the pen lines thicker and to get rid of the background from the paper. I went into a panic when steve was showing us how to do this because I could not apply these techniques; I was too far ahead compared to what people in my class had done and had actually put myself at a disadvantage.


The ultimate goal of this character exercise was to take the animation and use After Effects to 'project' it against photographs of walls around the college in a similar fashion to the animation 'Muto' by Blu. I went back to my ghost animation and analysed it, I concluded that it looks far too smooth and vector like to be used for such an application. I had a predicament: should I re-use the scans I originally did or capitalise on the work I've already done digitally? I have a philosophy when it comes to video work, I believe any information available can be manipulated in any way to achieve any visual look desired. With this in mind I decided I would go back to my digital animation and see what I could do to make it look more natural and hand-drawn.



This is the 'Muto' Animation, a look I will try to aim towards




This is my digital animation I am using as a reference for the process below

I opened up my animation in After Effects and started by reducing the number of frames of the animation; mine currently has 50-60 frames throughout its duration which is great for giving smooth motion but poor for replicating a drawn feel. I reduced the number of frames by changing the composition frame rate from 12 to 6. Next I disabled the motion blur as stop-motion animations don't have this visual atheistic unless added in artificially. There is slight hints of colour in the animation  which I didn't want so I applied a 'fill' effect to each coloured layer to make it a solid colour.

At this point the animation has the properties of a stop-motion animation but the illustration is still smooth and un-convincing. I thought about this and decided I would use the distortion effects in the program and animate them over time to make the animation jiggle, expand and contract in a way that made it look as if it had been drawn. I was able to achieve the following effect after using and refining various distortion effects:


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I am satisfied with how the effect turned out and I believe using this distorted animation will be more appropriate when I interoperate the animation onto a photograph.

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