func main() {
var pn int
var sc string
var ps string
var fl string
var pageInc int
flag.IntVar(&pn, "PN", 10000, "The page number (including carousel frame)")
flag.StringVar(&sc, "SC", "0000", "Page subcode")
flag.StringVar(&ps, "PS", "80C0", "Page status")
flag.StringVar(&fl, "FL", "", "Fastext line")
flag.IntVar(&pageInc, "pageinc", 100, "Page increment per input file")
flag.Parse()
for _, fname := range flag.Args() {
log.Println("Converting", fname)
bytes, err := ioutil.ReadFile(fname)
if err != nil {
log.Fatal(err)
}
page := teletext.ConvertTTV("", 0, bytes)
for i := range page {
page[i].GetHeader().Page = pn
}
ttiFname := fname + ".tti"
headers := map[string]string{
"PN": fmt.Sprintf("%d", pn),
"SC": sc,
"PS": ps,
}
if fl != "" {
headers["FL"] = fl
}
outdata := page.BuildTTI(headers)
if err := ioutil.WriteFile(ttiFname, outdata, 0666); err != nil {
panic(err)
}
pn += pageInc
}
log.Println("Done")
}
func loadfiles(p string) map[string]anim {
files, err := ioutil.ReadDir(p)
fatal(err)
matcher, err := regexp.Compile("[a-z][0-9]+_[0-9]+\\.ttv")
fatal(err)
matches := []string{}
for _, s := range files {
if matcher.MatchString(strings.ToLower(path.Base(s.Name()))) {
matches = append(matches, path.Join(p, s.Name()))
}
}
anims := map[string]anim{}
for _, m := range matches {
name := path.Base(m)
fields := strings.Split(name[1:], "_")
index, err := strconv.Atoi(fields[0])
fatal(err)
length, err := strconv.Atoi(fields[1][:len(fields[1])-4])
fatal(err)
data, err := ioutil.ReadFile(m)
fatal(err)
ttxframe := teletext.ConvertTTV("televj", 100, data)
key := strings.ToLower(string(name[0]))
_, ok := anims[key]
if !ok {
anims[key] = anim{}
}
anims[key] = append(anims[key], frame{index, length, ttxframe.Serialize()})
}
return anims
}