wood/webp_server_go
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Update README (#195)

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Nova Kwok 2023-05-15 21:43:29 +08:00 committed by GitHub
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9
README.md
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@ -66,10 +66,15 @@ The default `config.json` may look like this.
"IMG_PATH": "/path/to/pics",
"EXHAUST_PATH": "/path/to/exhaust",
"ALLOWED_TYPES": ["jpg","png","jpeg","bmp"],
"ENABLE_AVIF": false
"ENABLE_AVIF": false,
"ENABLE_EXTRA_PARAMS": false
}
```
> AVIF support is disabled by default as converting images to AVIF is CPU consuming.
> `ENABLE_AVIF` means AVIF support, it's disabled by default as converting images to AVIF is CPU consuming.
>
> `ENABLE_EXTRA_PARAMS` means whether to enable Extra Parameters, basically it allows you to do some transform on images like `https://img.webp.sh/path/tsuki.jpg?width=20`, you can find more info on [Extra Parameters](https://docs.webp.sh/usage/extra-params/) page.
#### Config Example

2
encoder.go
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@ -73,7 +73,7 @@ func convertImage(raw, optimized, itype string, extraParams ExtraParams) error {
// delete the old converted pic and convert a new one.
// optimized: /home/webp_server/exhaust/path/to/tsuki.jpg.1582558990.webp
// we'll delete file starts with /home/webp_server/exhaust/path/to/tsuki.jpg.ts.itype
// If contain extraParams like tsuki.jpg?width=200, exhaust path will be /home/webp_server/exhaust/path/to/tsuki.jpg.1582558990.webp?width=200
// If contain extraParams like tsuki.jpg?width=200, exhaust path will be /home/webp_server/exhaust/path/to/tsuki.jpg.1582558990.webp_width=200
s := strings.Split(path.Base(optimized), ".")
pattern := path.Join(path.Dir(optimized), s[0]+"."+s[1]+".*."+s[len(s)-1])