libass is a portable subtitle renderer for the ASS/SSA (Advanced Substation Alpha/Substation Alpha) subtitle format that allows for more advanced subtitles than the conventional SRT and similar formats.
![[Note]](../images/note.png) 
          Development versions of BLFS may not build or run some packages properly if LFS or dependencies have been updated since the most recent stable versions of the books.
Download (HTTP): https://github.com/libass/libass/releases/download/0.17.4/libass-0.17.4.tar.xz
Download MD5 sum: 10963e702850fd888cb270abcbe852c3
Download size: 444 KB
Estimated disk space required: 8.0 MB
Estimated build time: 0.1 SBU
FreeType-2.14.1 and FriBidi-1.0.16
Fontconfig-2.17.1 and NASM-3.01
Install libass by running the following commands:
./configure --prefix=/usr --disable-static && make
To test the results, issue: make check.
          Now, as the root user:
        
make install
          --disable-static: This
          switch prevents installation of static versions of the libraries.
        
          --disable-fontconfig: Use this switch
          if you didn't install Fontconfig.