60 lines
1.2 KiB
Go
60 lines
1.2 KiB
Go
package main
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import (
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"bytes"
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"image"
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_ "image/gif"
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"image/jpeg"
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_ "image/png"
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"os"
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"golang.org/x/image/draw"
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)
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func retrieveArt(path string) ([]byte, error) {
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//streaming PC is primarily flacs, so flacs first, then mp3s, then check for covers in folder, finally just use a default image if none of the above exist.
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switch {
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case hasFlacTrackArt(path):
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return getFlacArt(path)
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case hasMp3TrackArt(path):
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return getMP3Art(path)
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case hasCoverArtFile(path):
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return getCoverArtFile(path)
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default:
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return getDefaultArt()
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}
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}
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func writeArtFile(orig []byte) (string, error) {
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imageSize := 700
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pathOut := "/run/user/1000/albumcover.jpg"
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img := make([]byte, 0)
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imgBuffIn, imgBuffOut := bytes.NewBuffer(orig), bytes.NewBuffer(img)
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imgOrig, _, err := image.Decode(imgBuffIn)
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if err != nil {
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return "", err
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}
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f, err := os.Create(pathOut)
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if err != nil {
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return "", err
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}
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defer f.Close()
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imgOut := image.NewRGBA(image.Rect(0, 0, imageSize, imageSize))
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draw.ApproxBiLinear.Scale(imgOut, imgOut.Rect, imgOrig, imgOrig.Bounds(), draw.Over, nil)
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err = jpeg.Encode(imgBuffOut, imgOut, nil)
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if err != nil {
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return "", err
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}
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_, err = f.Write(imgBuffOut.Bytes())
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if err != nil {
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return "", err
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}
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return pathOut, nil
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}
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