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by kuschku 3961 days ago
Not necessarily.

Assume we say an 8-bit image is taken every 0.1 second, if I merge 4 of them, wouldn’t I just get a 10-bit image with 0.4 second shutter time?

Because I essentially just take the RAW image, load them into a 10-bit colorspace, add them up, and then store the image.