Tesseract 4.0 compiled in Ubuntu 16.04

1、If they are not already installed, you need the following libraries (Ubuntu 16.04/14.04):

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sudo apt-get install autoconf automake libtool sudo apt-get install autoconf-archive sudo apt-get install pkg-config sudo apt-get install libpng12-dev sudo apt-get install libjpeg8-dev sudo apt-get install libtiff5-dev sudo apt-get install zlib1g-dev

2、if you plan to install the training tools, you also need the following libraries:

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sudo apt-get install libicu-dev sudo apt-get install libpango1.0-dev sudo apt-get install libcairo2-dev

3、install leptonica:

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git clone https://github.com/DanBloomberg/leptonica cd leptonica autoreconf -vi ./autobuild ./configure make make install

4、install tesseract:

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git clone --depth 1 https://github.com/tesseract-ocr/tesseract.git cd tesseract ./autogen.sh ./configure --enable-debug LDFLAGS= "-L/usr/local/lib" CFLAGS= "-I/usr/local/include" make sudo make install sudo ldconfig

5、install the training tools:

1 2	make training sudo make training-install

Now，You get the libtesseract.so and you can use it in your C++ programs.

If you have some question,welecome to comments!