我正在尝试使用 homeBrew 在我的 mac 上安装 tesseract。当我尝试安装时,一切似乎都很好,但我收到以下错误/消息:
Warning: Could not link leptonica. Unlinking...
Error: The `brew link` step did not complete successfully
The formula built, but is not symlinked into /usr/local
You can try again using `brew link leptonica'
当我尝试运行 tesseract 函数时,出现以下错误:
Tesseract Open Source OCR Engine v3.02.02 with Leptonica
Error in pixReadStreamPng: function not present
Error in pixReadStream: png: no pix returned
Error in pixRead: pix not read
Unsupported image type.
我安装了 image magick,用于安装 tesseract 的命令是:
brew install tesseract
谁能告诉我我能做些什么来让 tesseract 工作?谢谢你!
EDIT当我运行brew link leptonica时,出现以下错误:
Could not symlink file: /usr/local/Cellar/leptonica/1.69/bin/yuvtest
Target /usr/local/bin/yuvtest already exists. You may need to delete it.
现在,截至 2019 年 9 月,不再提供任何可选安装标志
brew options tesseract
什么也不产生。但,
brew info tesseract
产生以下关键信息:
This formula contains only the "eng", "osd", and "snum" language data files.
If you need all the other supported languages, `brew install tesseract-lang`.
因此,要安装所有语言,您现在需要安装一个名为的单独库tesseract-lang
.
更新安装:
brew install tesseract
brew install tesseract-lang
希望这可以帮助。
旧的,以防万一这有用:
现在,截至 2019 年 1 月,只要您先安装了 xquartz,Tesseract 就可以通过自制程序正常安装,brew cask install xquartz
。然后您可以执行以下操作:brew install tesseract --with-all-languages --with-serial-num-pack --with-training-tools
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