image_optim

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Add More Options For pngquant

2

I did some trial and error on using [pngquant](https://github.com/kornelski/pngquant) through this Ruby _gem_ (_image_optim_) and through command line and how its results compare to [TinyPNG](https://tinypng.com/)/[Kraken](https://kraken.io/)/[ImageAlpha](https://pngmini.com/)+[ImageOptim](https://imageoptim.com/mac). It seems to me that...

dirceu-jr

add a cache_dir_mode option to set the permission mode on the cached …

15

…tmp files useful for environments where a foreground task and background task are run by different users

nathantsoi

added compression methods option for passing to jpeg-compress

7

I added the option to select the compression method, with the same ssim default. Didn't want to introduce many changes, so I opted for the `Array` type option and grabbed...

ramiroaraujo

Don't overwrite original if optimized is larger

10

Currently, the original image gets overwritten if the optimized version is larger (happens in some cases). Changing it so that only the smaller image is preserved when `optimize_image!` is called.

R167

`cwebp` can already help for lossless opitimisation (`-lossless` without `-exact`, `-z` with high values, `-metadata none`)

toy

`cat a.jpg | image_optim - > b.jpg`?

toy

toy

Add support for SVGo 2.x

7

[Version 2](https://github.com/svg/svgo/releases/tag/v2.0.0) has CLI changes, which makes it incompatible with `image_optim`. I have not dug into the code to see how the different versions can be handled, but for now,...

mtancoigne

Req: Print only the list of optimized images

2

Hi again @toy. I have a service which runs a script which runs `image_optim` over an entire WordPress uploads directory, so I also keep a cache of previously-optimized images using...

luboslives

After #optimize_image! the image is rotated

1

Code Example ```ruby params = { pngout: false, advpng: false, jhead: false, jpegtran: false, jpegrecompress: false, svgo: false, optipng: false, pngquant: false, jpegoptim: { allow_lossy: true, max_quality: 85 }} ImageOptim.new(params).optimize_image!("/tmp/image.jpg")...

brunoadacosta