Review Request 126740: Add a script for optimizing svgs

[Dirk Hohndel]

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I think this is a good idea - but just a small side note, this does not solve the problem that my patch addressed; the external references to linearGradients are not removed by svgo

/D

- Dirk Hohndel


On Jan. 14, 2016, 3 a.m., Aleix Pol Gonzalez wrote:
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> https://git.reviewboard.kde.org/r/126740/
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> (Updated Jan. 14, 2016, 3 a.m.)
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> Review request for KDE Frameworks and Plasma.
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> Repository: breeze-icons
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> Description
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> Dirk's review (https://git.reviewboard.kde.org/r/126738/) gave me the idea that right now we're serving right away the svg's from inkscape and there's room for improvement, potentially.
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> This patch just introduces a script that optimizes the svg's using `svgo`.
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> More could be done, like using gzip files, we can look into that if anyone's interested. In fact, we used to use svgz for the icons, I wonder why that changed. 
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> This will change the files in-place rather than as a build step, which is what I considered first. The process to run svgo on every file was about 30 minutes to 1h on my system, so I doubt it's really desirable.
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> A reduced file size is important because it will greatly reduce disk IO, which is a bottle-neck we have.
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> Diffs
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>   optimize-svg.sh PRE-CREATION 
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> Diff: https://git.reviewboard.kde.org/r/126740/diff/
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> Testing
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> ```
> kde-devel at oliver:~/frameworks/breeze-icons (master)$ du -sh icons icons-dark/
> 32M     icons
> 32M     icons-dark/
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> #run the script
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> kde-devel at oliver:~/frameworks/breeze-icons (master)$ du -sh icons icons-dark/
> 17M     icons
> 17M     icons-dark/
> ```
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> 
> Thanks,
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> Aleix Pol Gonzalez
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