41 lines
585 B
Go
41 lines
585 B
Go
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package images
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import (
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"image"
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"image/jpeg"
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"os"
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)
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func Get(fileName string) (image.Image, error) {
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file, err := os.Open(fileName)
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if err != nil {
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return nil, err
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}
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img, err := jpeg.Decode(file)
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if err != nil {
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return nil, err
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}
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file.Close()
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return img, nil
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}
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func Render(img image.Image, imgDetail *Details) error {
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out, err := os.Create(imgDetail.FileName)
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if err != nil {
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return err
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}
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defer out.Close()
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o := new(jpeg.Options)
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o.Quality = imgDetail.Quality
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jpeg.Encode(out, img, o)
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fi, _ := out.Stat()
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imgDetail.SizeFile = fi.Size()
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return nil
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}
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