/
recreate_thumbnails.go
127 lines (107 loc) · 3.1 KB
/
recreate_thumbnails.go
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package main
import (
"errors"
"flag"
"image"
_ "image/jpeg"
"os"
"path/filepath"
"strings"
"github.com/seriousm4x/wubbl0rz-archiv-backend/pkg/filesystem"
"github.com/seriousm4x/wubbl0rz-archiv-backend/pkg/logger"
"golang.org/x/image/webp"
)
func recreate(p string, id string) error {
var m filesystem.Meta
m.Filename = id
if err := filesystem.GetMetadata(filepath.Join(p, id+"-segments"), &m); err != nil {
return err
}
if err := filesystem.CreateThumbnails(p, id, m.Duration); err != nil {
return err
}
return nil
}
func getImageDimension(imagePath string) (int, int, error) {
file, err := os.Open(imagePath)
if err != nil {
return 0, 0, err
}
defer file.Close()
var img image.Image
if strings.HasSuffix(imagePath, ".webp") {
img, err = webp.Decode(file)
if err != nil {
return 0, 0, err
}
} else {
img, _, err = image.Decode(file)
if err != nil {
return 0, 0, err
}
}
bounds := img.Bounds()
return bounds.Max.X, bounds.Max.Y, nil
}
func main() {
var files []string
pathPtr := flag.String("path", "", "Path to the vods/clips base dir")
flag.Parse()
if _, err := os.Stat(*pathPtr); errors.Is(err, os.ErrNotExist) {
logger.Error.Panicln(*pathPtr, "doesn't exist")
}
// find ids
logger.Info.Println("finding id's in", *pathPtr)
dir, err := os.ReadDir(*pathPtr)
if err != nil {
logger.Error.Panicln(err)
}
for _, d := range dir {
if d.IsDir() && strings.HasSuffix(d.Name(), "-segments") {
filename := strings.Split(filepath.Base(d.Name()), "-segments")[0]
files = append(files, filename)
}
}
type Thumbnail struct {
Filename string
Width int
Height int
}
thumbnails := []Thumbnail{}
thumbnails = append(thumbnails, Thumbnail{Filename: "-sm.jpg", Width: 256, Height: 144})
thumbnails = append(thumbnails, Thumbnail{Filename: "-md.jpg", Width: 512, Height: 288})
thumbnails = append(thumbnails, Thumbnail{Filename: "-lg.jpg", Width: 1600, Height: 900})
thumbnails = append(thumbnails, Thumbnail{Filename: "-sm.avif", Width: 256, Height: 144})
thumbnails = append(thumbnails, Thumbnail{Filename: "-md.avif", Width: 512, Height: 288})
thumbnails = append(thumbnails, Thumbnail{Filename: "-preview.webp", Width: 360, Height: 203})
for i, id := range files {
logger.Info.Printf("%d of %d: %s", i+1, len(files), id)
for _, thumb := range thumbnails {
imgPath := filepath.Join(*pathPtr, id+thumb.Filename)
stat, err := os.Stat(imgPath)
if errors.Is(err, os.ErrNotExist) {
logger.Info.Println("Recrete", id, "(doesn't exist)")
if err := recreate(*pathPtr, id); err != nil {
logger.Error.Panicln(err)
}
continue
}
if stat.IsDir() {
continue
}
// go cant decode avif to get dimensions
if strings.HasSuffix(imgPath, ".avif") {
continue
}
width, height, err := getImageDimension(imgPath)
if stat.Size() <= 8 || width != thumb.Width || height != thumb.Height || err != nil {
logger.Info.Printf("Recreate: %s%s", id, thumb.Filename)
if err := recreate(*pathPtr, id); err != nil {
logger.Error.Panicln(err)
}
} else {
logger.Info.Printf("Ok: %s%s", id, thumb.Filename)
}
}
}
}