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bluray.go
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bluray.go
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package bluray
import "os"
import "fmt"
import "strings"
import "path"
import "net/http"
import "github.com/Xmister/bluray/structure/file"
type BDMVDir interface {
//Opens a File relative to BDMV Directory
Open(path string) (http.File, error)
}
func warning(err error) {
if err != nil {
fmt.Fprintln(os.Stderr,err)
}
}
func checkIsDir(dir http.File) (err error) {
var s os.FileInfo
if s, err = dir.Stat(); err == nil {
if !s.IsDir() {
err = fmt.Errorf("%s is not a folder", s.Name())
}
}
return
}
type BluRay struct {
BDMVDir
*file.Index
*file.MovieObject
PlayLists map[string]*file.MPLS
Clips map[string]*file.Clip
}
func (b *BluRay) readPlaylists() (err error) {
var f http.File
if f, err = b.Open("PLAYLIST"); err != nil {
return
}
defer f.Close()
if err = checkIsDir(f); err != nil {
return
}
var files []os.FileInfo
if files, err = f.Readdir(-1); err != nil {
return
}
b.PlayLists=make(map[string]*file.MPLS)
for _, child := range files {
if f, err = b.Open(path.Join("PLAYLIST", child.Name())); err != nil {
return
}
b.PlayLists[strings.Split(child.Name(),".")[0]] = file.NewMPLS(f)
f.Close()
}
return
}
func (b *BluRay) readClips() (err error) {
var f http.File
if f, err = b.Open("CLIPINF"); err != nil {
return
}
defer f.Close()
if err = checkIsDir(f); err != nil {
return
}
var files []os.FileInfo
if files, err = f.Readdir(-1); err != nil {
return
}
b.Clips=make(map[string]*file.Clip)
for _, child := range files {
if f, err = b.Open(path.Join("CLIPINF", child.Name())); err != nil {
return
}
b.Clips[strings.Split(child.Name(),".")[0]] = file.NewClip(f)
f.Close()
}
return
}
func OpenBDMV(dir BDMVDir) (res *BluRay, err error) {
var f http.File
res = &BluRay{
BDMVDir: dir,
}
if f, err = res.Open("index.bdmv"); err != nil {
return
}
defer f.Close()
res.Index = file.NewIndex(f)
if f, err = res.Open("MovieObject.bdmv"); err != nil {
return
}
defer f.Close()
res.MovieObject = file.NewMovieObject(f)
warning(res.readPlaylists())
warning(res.readClips())
return
}