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Package imageresizer
Short Description October CMS Plugin to resize and compress images.
License MIT
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Informations about the package imageresizer
Image Resizer
- Introduction
- Available filters
- Using a string
- Using a variable
- resize()
- imageWidth() - imageHeight()
- Image Compression
Introduction
Resizes an image to the required dimensions. It accepts a string with a file path to the image or a October\Rain\Database\Attach\File object (you will have one of these if you have used the attachOne or AttachMany relationship)
Please note, the not found image can be overwritten via the settings in the admin area.
Available filters
imageHeight()
Using a string
Please note, if the filter alters the URL, you must apply resize afterwards
Using a variable
resize(int $width [, int $height , array $options])
Resize an image according to the given params. If $width or $height is 0, that value is calculated using original image ratio
Options
| Key | Description | Default | Options |
|---|---|---|---|
| mode | How the image should be fitted to dimensions | auto | exact, portrait, landscape, auto, fit or crop |
| offset | Offset the resized image | [0,0] | [int, int] |
| extension | The extension on the image to return | auto | auto, jpg, jpeg, gif, png |
| quality | The quality of compression *requires cache clear | 95 | 0-100 |
| sharpen | Sharpen the image across a scale of 0 - 100 *requires cache clear | 0 | 0-100 |
| compress | Whether the image should be compressed or not. Only takes effect when TinyPng compression is enabled. | true | true,false |
Usage in template
Usage in PHP
The image resizer can also be used easily in PHP, as follows:
Usage in Backend List
The image resizer can also be used on backend lists with the type of thumb, e.g.
This works with:
You can also optionally pass width (default 50), height (default 50) and options as follows:
imageWidth() - imageHeight()
Return current image width/height - useful if you need to know the size of an image resized only by one side.
Image Compression via TinyPNG
The plugin integrates with the TinyPNG API to provide image compression. A developer API key is required, to obtain one visit https://tinypng.com/developers. Once obtained, enter it in the Image Resizer Settings area of October CMS backend.
TinyPNG offer 500 free compression per month, the plugin automatically caches resized images to save credits, an option to not compress certain images is also available.
If you are focussed on pagespeed, it is recommended to set your image quality at 70-80 to obtain the lowest filesize whilst still retaining high quality images.
