On Sat, 3 Oct 2020 21:22:38 -0400 "Mark Filipak (ffmpeg)" <[email protected]> wrote:
> Here's what I visualize: > Imagine a heat map -- one of those colorful images ...reds and > yellows and greens and blues. Then, imagine a screen in front of it, > between you and the heat map. The screen is the final samples (ex: > 720x480). Now write down temperature for every cell of your screen and draw x-Y plot: temperature vs cell number in grid line. > > I think you'll agree that neither the screen nor the underlying heat > map are serial in nature. Oh, they're transported as a sort-of raster That doesn't really matter. Now you have x-Y plot of some function and you can process it mathematically as you wish. > -- that's for sure -- but that's not how they're made and I don't > think that Fourier applies. Then you must dont't think that you can JPEG compress your screen image, because all JPEG/MPEG-like things works that way. >Thank you. Do you think I should just post the whole thing? I can't. Not here, but maybe on github? _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
