第 38 章 OCR - Optical Character Recognition

本文介绍如何在Linux环境下安装Tesseract OCR,并演示了基本的使用方法,包括安装所需的语言包,转换图片为文本文件的过程。

38.1. Tesseract

查找Tesseract安装包

$ apt-cache search Tesseract
ocrodjvu - tool to perform OCR on DjVu documents
slimrat - GUI application for automated downloading from file hosters
slimrat-nox - CLI application for automated downloading from file hosters
tesseract-ocr - Command line OCR tool
tesseract-ocr-deu - tesseract-ocr language files for German text
tesseract-ocr-deu-f - tesseract-ocr language files for the German Fraktur script
tesseract-ocr-dev - Development files for the tesseract command line OCR tool
tesseract-ocr-eng - tesseract-ocr language files for English text
tesseract-ocr-fra - tesseract-ocr language files for French text
tesseract-ocr-ita - tesseract-ocr language files for Italian text
tesseract-ocr-nld - tesseract-ocr language files for Dutch text
tesseract-ocr-por - tesseract-ocr language files for Brasilian Portuguese text
tesseract-ocr-spa - tesseract-ocr language files for Spanish text
tesseract-ocr-vie - tesseract-ocr language files for Vietnamese text
		
$ sudo apt-get install tesseract-ocr
		
$ convert test.jpg test.tif
$ tesseract test.tif test
$ cat test.txt
		



原文出处:Netkiller 系列 手札
本文作者:陈景峯
转载请与作者联系,同时请务必标明文章原始出处和作者信息及本声明。

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