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package main
import (
"flag"
"fmt"
"log"
"os"
"path/filepath"
"git.rescribe.xyz/testingtools/parse"
"git.rescribe.xyz/testingtools/parse/hocr"
"git.rescribe.xyz/testingtools/parse/prob"
)
func main() {
// TODO: Allow bucket specs to be determined by a json file passed
// as an argument.
b := parse.BucketSpecs{
// minimum confidence, name
{ 0, "bad" },
{ 0.95, "95to98" },
{ 0.98, "98plus" },
}
flag.Usage = func() {
fmt.Fprintf(os.Stderr, "Usage: bucket-lines [-d dir] [hocr1] [prob1] [hocr2] [...]\n")
fmt.Fprintf(os.Stderr, "Copies image-text line pairs into different directories according\n")
fmt.Fprintf(os.Stderr, "to the average character probability for the line.\n\n")
fmt.Fprintf(os.Stderr, "Both .hocr and .prob files can be processed.\n\n")
fmt.Fprintf(os.Stderr, "For .hocr files, the x_wconf data is used to calculate confidence.\n\n")
fmt.Fprintf(os.Stderr, "The .prob files are generated using ocropy-rpred's --probabilities\n")
fmt.Fprintf(os.Stderr, "option.\n\n")
fmt.Fprintf(os.Stderr, "The .prob and .hocr files are assumed to be in the same directory\n")
fmt.Fprintf(os.Stderr, "as the line's image and text files.\n\n")
flag.PrintDefaults()
}
dir := flag.String("d", "buckets", "Directory to store the buckets")
flag.Parse()
if flag.NArg() < 1 {
flag.Usage()
os.Exit(1)
}
var err error
lines := make(parse.LineDetails, 0)
for _, f := range flag.Args() {
var newlines parse.LineDetails
switch ext := filepath.Ext(f); ext {
case ".prob":
newlines, err = prob.GetLineDetails(f)
case ".hocr":
newlines, err = hocr.GetLineDetails(f)
default:
log.Printf("Skipping file '%s' as it isn't a .prob or .hocr\n", f)
}
if err != nil {
log.Fatal(err)
}
for _, l := range newlines {
lines = append(lines, l)
}
}
stats, err := parse.BucketUp(lines, b, *dir)
if err != nil {
log.Fatal(err)
}
parse.PrintBucketStats(os.Stdout, stats)
}
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