More specifically, I'm trying to do what I talk about here. Can I do this in Racket? https://twitter.com/RobertHaisfield/status/1392272268022095872
On Tuesday, May 11, 2021 at 4:42:43 PM UTC-6 Robert Haisfield wrote: > Okay, so I figured out how to do what I want on individual photos using > bitmap/file and 2htdp/image, but I'm trying to find a more programmatic way > to do it. Basically, I'd love to create a data structure that feeds into > the file path, width, and height into the image-resizer function. Even > better if I could point the function at a directory, it finds all of the > images in it, and creates the data structure for me. Any ideas? > > *No, I'm not trying to just resize photos (this would be much easier if > that's all I had to do), the thing I'm working with requires me to add > whitespace to the sides of the images to have them display properly.* > > [image: CleanShot 2021-05-11 at [email protected]] > > On Tuesday, May 11, 2021 at 3:06:20 PM UTC-6 Jens Axel Søgaard wrote: > >> Hi Robert, >> >> There are some bindings for Magick in the example folder for the FFI >> library. >> >> https://github.com/racket/racket/tree/master/pkgs/racket-doc/ffi/examples >> >> The bindings are in magic.rkt and examples of use are in use-magick.rkt >> (see the bottom). >> >> /Jens Axel >> >> >> Den tir. 11. maj 2021 kl. 22.15 skrev 'John Clements' via Racket Users < >> [email protected]>: >> >>> Racket has the ability to read a variety of different image files. I >>> would go first to 2htdp/image’s “bitmap/file” to read images. “save-image” >>> can write images (but only as png files). I believe there are also an array >>> of lower-level image manipulation functions that are likely to have a less >>> friendly interface :). >>> >>> Apologies in advance for any misleading information I might be >>> providing…. >>> >>> John >>> >>> > On May 11, 2021, at 1:09 PM, Robert Haisfield <[email protected]> >>> wrote: >>> > >>> > Alternatively, does the normal images function for Racket work? When I >>> was looking through the documentation I saw a lot about creating shapes but >>> not about using image files. >>> > >>> > On Tuesday, May 11, 2021 at 2:03:33 PM UTC-6 Robert Haisfield wrote: >>> > Hmm does the video language work for image files? If so, then I think >>> it might work. >>> > >>> > On Tuesday, May 11, 2021 at 9:03:35 AM UTC-6 Sage Gerard wrote: >>> > I hope that has what Robert is looking for, but I don't recognize that >>> speech. In fact, I have a false memory, because I'm not finding the speech >>> I'm looking for on https://con.racket-lang.org/2018/#speakers >>> > >>> > On 5/11/21 10:19 AM, Bruce O'Neel wrote: >>> >> This might be it. >>> >> >>> >> (seventh RacketCon): Leif Andersen -- Movies as Programs: The Story >>> of a Racket - YouTube >>> >> >>> >> >>> >> >>> >> >>> >> >>> >> 11 May 2021 15:30 Sage Gerard <[email protected]> wrote: >>> >> I don't know of one off hand, but I believe RacketCon 2018 (?) >>> included a presenter that showed a PostScript-like DSL for designers and >>> artists. If pict not cover your needs, maybe dig into the presentations? >>> >> >>> >> Failing that, can you show what you'd hope the syntax would look >>> like? That would probably help point you in the right direction, >>> >> >>> >> On 5/11/21 9:26 AM, Robert Haisfield wrote: >>> >>> I have to do a bunch of .jpg and .png image resizings and was >>> looking for a programmatic way to do it. Is their a Racket DSL for this? -- >>> >>> You received this message because you are subscribed to the Google >>> Groups "Racket Users" group. >>> >>> To unsubscribe from this group and stop receiving emails from it, >>> send an email to [email protected]. >>> >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/racket-users/0d576c32-7d4d-4944-9cbc-c12f04406fccn%40googlegroups.com >>> . >>> >> -- ~slg -- >>> >> You received this message because you are subscribed to the Google >>> Groups "Racket Users" group. >>> >> To unsubscribe from this group and stop receiving emails from it, >>> send an email to [email protected]. >>> >> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/racket-users/6e3aacdc-015b-2484-3bee-0c08e3fb612d%40sagegerard.com >>> . >>> >> >>> >> -- >>> >> You received this message because you are subscribed to the Google >>> Groups "Racket Users" group. >>> >> To unsubscribe from this group and stop receiving emails from it, >>> send an email to [email protected]. >>> >> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/racket-users/1620742795-01b81de5d6862fd390ec60605ee3bc9d%40pckswarms.ch >>> . >>> > -- >>> > ~slg >>> > >>> > >>> > -- >>> > You received this message because you are subscribed to the Google >>> Groups "Racket Users" group. >>> > To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> > To view this discussion on the web visit >>> https://groups.google.com/d/msgid/racket-users/b6a89a78-c92c-41c1-960a-49d64d8a5366n%40googlegroups.com >>> . >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Racket Users" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> >> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/racket-users/404c8fad-befc-4b01-8728-48ce9b912117%40mtasv.net >>> . >>> >> >> >> -- >> -- >> Jens Axel Søgaard >> >> -- You received this message because you are subscribed to the Google Groups "Racket Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/racket-users/83ffbeb2-67c9-42dc-9032-425d44d20c0en%40googlegroups.com.
