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Feature: width argument to calculate scale from number of available columns #6

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merged 3 commits into from
Oct 26, 2022

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giulio-Joshi
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Hello, its me again 馃槂

I'm using your converter and found myself in this situation: I wanted to aartyze a bunch of pics from different size, all to an ascii file the same width.
This feature come out naturally and gave the occasion of testing a small part of the code.

Do you think this could help you?

giulio-Joshi added 2 commits October 25, 2022 21:07
Will calculate scaling based on parameter-specified columns number.
@0x61nas
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0x61nas commented Oct 26, 2022

Nice feature @giulio-Joshi, I Think it will be useful 鉂わ笍

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0x61nas commented Oct 26, 2022

I'm glad you liked the tool, And thanks to you for tests

@0x61nas 0x61nas self-requested a review October 26, 2022 16:01
@0x61nas 0x61nas added the enhancement New feature or request label Oct 26, 2022
src/args.rs Outdated Show resolved Hide resolved
/// Determine how much scale to use in presence of `width` parameters,
/// otherwise returns regular `scale` parameter per default behaviour
///
fn calculate_scale(args: &Arguments, dimensions: (u32, u32)) -> u32 {
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You can make this method as inline method using the #[inline] suggests, This will can provide small but easy speed win.
https://nnethercote.github.io/perf-book/inlining.html

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No problem, even if actually is called just once per run.

Could gain more performance if we read the image from a file, or from stdin (for better bash integration).

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I understand reading the image from a file, but what you mean with reading it from stdin?

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That would mean like how the -@ options works for zip program:

ls *.jpg | zip image_gallery.zip -@

All *.jpg files get streamed to zip and each one gets added to image_gallery.zip
But that would mean changing some of the program parameters.

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Nice addition thanks, but there are some minor tweaks

* Documentation consistency
* Method inlining
@giulio-Joshi
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Yes of course, changes incoming.

@0x61nas 0x61nas self-requested a review October 26, 2022 19:21
@0x61nas 0x61nas merged commit 9a7730d into 0x61nas:master Oct 26, 2022
@giulio-Joshi giulio-Joshi deleted the columns_arg branch October 26, 2022 19:51
@0x61nas 0x61nas mentioned this pull request Nov 28, 2023
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2 participants