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package parse
// TODO: integrate in line-conf-buckets linedetail
// TODO: add BucketUp() function here that does what both line-conf-buckets-tess.go
// and line-conf-buckets.go do
// TODO: consider naming this package line, and separating it from hocr and prob
import (
"image"
"image/png"
"io"
"os"
)
type LineDetail struct {
Name string
Avgconf float64
Img CopyableLine
Text string
OcrName string
}
type CopyableLine interface {
CopyLineTo(io.Writer) (error)
}
// This is an implementation of the CopyableLine interface that
// stores the image directly as an image.Image
type ImgDirect struct {
Img image.Image
}
func (i ImgDirect) CopyLineTo(w io.Writer) (error) {
err := png.Encode(w, i.Img)
if err != nil {
return err
}
return nil
}
type ImgPath struct {
Path string
}
func (i ImgPath) CopyLineTo(w io.Writer) (error) {
f, err := os.Open(i.Path)
if err != nil {
return err
}
defer f.Close()
_, err = io.Copy(w, f)
return err
}
type LineDetails []LineDetail
// Used by sort.Sort.
func (l LineDetails) Len() int { return len(l) }
// Used by sort.Sort.
func (l LineDetails) Less(i, j int) bool {
return l[i].Avgconf < l[j].Avgconf
}
// Used by sort.Sort.
func (l LineDetails) Swap(i, j int) { l[i], l[j] = l[j], l[i] }
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