Show HN: Natural Language Sprite Animator

4 months ago 2

Turn any image into an animation

Input sprite

Animated output

See how the legs are screwed up? Horses and mules don't actually walk like that. This animation shows the mule's left legs moving in unison. In real life, mules and horses don't do that. Instead, they pair up their legs diagonally such that their front left and back right (or their front right and back left) legs move in unison.

This is AI. It's not perfect. It screws up a lot. This page is going to give you screwed up results. But just a year ago, acheiving results like this was near impossible. We'll continue to close the gap with time.

In case the incorrect animation bothered you, it got it right on the next attempt:

Input sprite

Animated output

How do I use it?

  • Step 1: Create an Animation Payload. This is a statistical representation of the animation. You choose the output resolution and quality at this step. You then render the resulting animation payload in step 2 to produce a final result. Duration: 1-5 minutes.
  • Step 2: Render the animation payload to produce a final result. You choose the FPS here. This will give you all the frames as .png files in a .zip folder. You'll also find the animation.webp in the .zip. Duration: approximately 1 second per frame for the slow model. Much faster for the fast model.

Animated output

Try it out!

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Duration (seconds):

Output Resolution:

lowesthighest

Model Quality:

lowesthighest

Note: I have found that model quality only loosely correlates with the quality of the animation. Sometimes low res and low quality is better.

Your Animation Payloads

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