Tesseract-OCR 3.0+ 安裝和使用
阿新 • • 發佈:2019-01-22
終端輸入命令:tesseract --help
Usage: tesseract --help | --help-psm | --version tesseract --list-langs [--tessdata-dir PATH] tesseract --print-parameters [options...] [configfile...] tesseract imagename|stdin outputbase|stdout [options...] [configfile...] OCR options: --tessdata-dir PATH Specify the location of tessdata path. --user-words PATH Specify the location of user words file. --user-patterns PATH Specify the location of user patterns file. -l LANG[+LANG] Specify language(s) used for OCR. -c VAR=VALUE Set value for config variables. Multiple -c arguments are allowed. -psm NUM Specify page segmentation mode. NOTE: These options must occur before any configfile. Page segmentation modes: 0 Orientation and script detection (OSD) only. 1 Automatic page segmentation with OSD. 2 Automatic page segmentation, but no OSD, or OCR. 3 Fully automatic page segmentation, but no OSD. (Default) 4 Assume a single column of text of variable sizes. 5 Assume a single uniform block of vertically aligned text. 6 Assume a single uniform block of text. 7 Treat the image as a single text line. 8 Treat the image as a single word. 9 Treat the image as a single word in a circle. 10 Treat the image as a single character. Single options: -h, --help Show this help message. --help-psm Show page segmentation modes. -v, --version Show version information. --list-langs List available languages for tesseract engine. --print-parameters Print tesseract parameters to stdout.