In this tutorial, I show you how to bring pictures to life by making them move their mouths as if they were talking in which then you could make them say anything in After Effects automatically without the need to sit for hours adding keyframes.
Here's the expression used:
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temp = thisComp.layer("Audio Amplitude").effect("Both Channels")("Slider") * 10;
[position[0], position[1] + temp]
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Learn how to do this in Sony Vegas: http://www.youtube.com/watch?v=FmaaYLMxF
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