Heh. You realize that they sell variants?
Here's one: https://www.amazon.com/Follow-Sticke.../dp/B09NVFL6H1
What are you even trying to do here?
You can analyze jpg images using this useful tool: https://fotoforensics.com/
JPGs uses 8x8, 16x16 or 32x32 blocks to compress the images to save disk spaces.
That is why you see those blocks in low or med quality videos.
The higher quality of a movie, the lesser number of blocks you see.
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