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WSLにtesseractをインストールする

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tesseractとは

OCRライブラリ。画像中の文字列を読みだすことができる。

インストール

Windowsネイティブのインストーラもあるが、WSLの場合はLinux同様の手順でaptを使ってインストールできる。

手順にあるtesseract-ocrlibtesseract-devのほかに、日本語を使う場合はtesseract-ocr-jpnも必要。

sudo apt install tesseract-ocr libtesseract-dev tesseract-ocr-jpn

実行手順

これは手順通り。日本語を使う場合は-l jpnとオプションを付ける。

tesseract input.png output -l jpn
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