guetzli-recursively/README.md
Andros Fenollosa 1a8e80a745 Update Readme
2018-01-09 23:46:01 +01:00

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Guetzli is a Google program to optimize JPEG images. Unfortunately, it only works one file at a time. With this script in Python you can do it recursively a whole folder.
## Image optimized with **guetzli-recursively**
![after and before](demo.jpg)
Image Author: [Senjuti Kundu](https://unsplash.com/@senjuti?utm_medium=referral&utm_campaign=photographer-credit&utm_content=creditBadge)
# Install
Guetzli must be installed on your system. Follow the official instructions.
[Guetzli](https://github.com/google/guetzli)
and 2.7.10 or Python 3.
After
```bash
pip3 install guetzli-recursively
```
# Use
```bash
guetzli_recursively [folder]
```
## Example
```bash
guetzli_recursively img/
```
out
```bash
img/tasks.jpg
Save 6%
img/portfolio/idecrea/space.jpg
It is not necessary to optimize
img/portfolio/home.jpg
Save 3%
```
# Quality
Must be greater than or equal to 84.
```bash
guetzli_recursively --quality 85 img/
```
# GUIs
- [Mac OS](https://github.com/tanrax/guetzli-recursively-gui)