diy:projets:paperscanner
Différences
Ci-dessous, les différences entre deux révisions de la page.
| Les deux révisions précédentesRévision précédente | |||
| diy:projets:paperscanner [2018/04/25 21:31] – [Character Recognition] gbouyjou | diy:projets:paperscanner [2018/04/25 21:33] (Version actuelle) – [Crop and rotate target paper] gbouyjou | ||
|---|---|---|---|
| Ligne 37: | Ligne 37: | ||
| I need to find the four corner of page before use warpPerspective function,\\ | I need to find the four corner of page before use warpPerspective function,\\ | ||
| to eliminate other color unlike the white page, I use histogram to exclude other colors\\ | to eliminate other color unlike the white page, I use histogram to exclude other colors\\ | ||
| - | {{ : | + | {{ : |
| On histogram, there are two peak, on left this is the yellow color chair,\\ | On histogram, there are two peak, on left this is the yellow color chair,\\ | ||
| and the other is the page color, seem as yellow more white that the precedent, | and the other is the page color, seem as yellow more white that the precedent, | ||
diy/projets/paperscanner.1524691883.txt.gz · Dernière modification : 2018/04/25 21:31 de gbouyjou