Recently I’ve gotten side-tracked with one of my older projects - Thalassophobia.
The game itself was solid, the spook factor was there. But me being me couldn’t help but want to add something completely new, something that would make the visuals stand out. As the title gives away, I built a post-processing VHS effect.
On my machine it takes roughly 15 ms on a single thread to convert the 333×480 RGB framebuffer to YIQ and back out as a VHS-ified RGB image.
One major drawback of this implementation is that I can’t apply post-processing effects directly to the screen. To fix that, I’ll need to build a 3D rendering pipeline down the line that renders onto an editable image buffer.
You might notice that it’s not completely finished. I’m still missing a ton of visual artefacts commonly associated with VHS video. But I might as well make a short post showing how it currently looks.
Feel free to leave any feedback and or thoughts down below! : D
Awesome-sauce! Are you currently doing this with EditableImages? Would you be willing to share some code? I am trying to make something similar on my editableimage-based CRT monitor.
My Response: About 20 minutes or so! Thank you!
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