[KineJapan] This is Huge: Upscaling Framegrabs to 300 dpi

[Rob Schwartz]

Fantastic. Thanks for this Markus, very useful.
Rob Schwartz
wisdomofmorrie.com
Moshpit Studios
Journalist
Billboard



On Fri, Dec 8, 2023 at 3:12 AM Markus Nornes via KineJapan <
kinejapan at mailman.yale.edu> wrote:

> I was prepping a photo for an upcoming publication and made a huge
> discovery I'd like to share.
>
> I had a photo I grabbed off the internet that I really wanted to use. I
> secured the rights, but the online photo was only 72 dpi and 300 X 168
> pixels. Small. Very small.
>
> So I met the photo's owner and we took the printed photo to a place to get
> a scan done. When I got home, I was shocked to find they scanned at 72 and
> used a setting that blew out all the greys. Incredible. It was such a
> production to get the scan done that I fired up Photoshop to play and see
> what could be done.
>
> I discovered that recent versions of Photoshop have the ability to upscale
> photos. There are a few techniques to wrap your head around, so it might be
> tough if you don't know Photoshop. But here is a tutorial that introduces
> some key moves:
>
> https://youtu.be/lprshxl46ac?si=2dgRkd4LVDXJTmTH
>
> There are a few other tutorials out there. This is one of the more useful
> of the bunch.
>
> (I notice that Topaz and some other software is offering upscaling
> functions as well.)
>
> This is huge for our field. Framegrabs from DVDs and most digital movie
> files are only 72 dpi; for printing on paper you need at least 300 and a
> size set that's at least as big as the printed page.
>
> Usually, when you expand the size of a small photo you get pixelation.
> Photoshop can now smooth it all out! I was able to bump up the tiny image
> to 300 dpi. There are various changes to the image, so it requires
> tweaking. And I didn't test this much, so there might be unwanted artifacts
> or changes to the image that would make image analysis tricky. But it
> works. I think it's a game-changer for publishing in film and media
> studies.
>
> Markus
>
>
>
>
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