# ID3ED (ID3 - Encoder - Decoder)
## Library for encoding/decoding ID3 tags

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# Under construction !

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# Installation 

```
go get github.com/Unbewohnte/id3ed
```

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# Usage

## Decoding ID3v1.1
```
package main

import(
    "fmt"
    "github.com/Unbewohnte/id3ed"
)

func main() {
    mp3file, err := os.Open("/path/to/mp3/myMP3.mp3")
    if err != nil {
        panic(err)
    }

    // extract ID3v1.1 tags 
    mp3tags, err := GetID3v11Tags(mp3file)
    if err != nil {
       panic(err)
    }

    // print all tags
    fmt.Printf("%+v",mp3tags)

    songname := mp3tags.SongName

    genre := mp3tags.Genre

    // etc.
}
```

## Encoding ID3v1.1
```
	f, err := os.OpenFile("/path/to/file/myfile.mp3",os.O_WRONLY, os.ModePerm)
	if err != nil {
		panic(err)
	}
	defer f.Close()

    // create your tags struct
	tags := &ID3v11Tags{
		SongName: "mysong",
		Artist:   "me",
		Album:    "my album",
		Year:     2021,
		Comment:  "Cool song",
        Track:    1,
		Genre:    "Christian Gangsta Rap", // list of genres see "id3v1genres.go"
	}

    // write tags to file
	err = tags.WriteToFile(f)
	if err != nil {
		panic(err)
	}
```

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# Testing

```
go test
```
or
```
go test -v
```
to get a verbose output

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# License

[MIT LICENSE](https://github.com/Unbewohnte/id3ed/blob/main/LICENSE)