git clone --recursive https://github.com/PeterMX/tgs2animated.git

cd tgs2animated
mkdir build
cd build
cmake ..
make -j 2

$ ./tgs2animated -i ./sticker.tgs -o ./animation.webp

$ ./tgs2animated -help
Usage:
 tgs2animated [options] -i tgs_file -o webp_file
  -i <tgs_file>............. input tgs file[Required]
  -o <webp_file>............ output webp file[Required]
Options:
  -h / -help ............... this help
  -q <float> ............... quality factor (0:small..100:big)
  -m <int> ................. compression method (0=fast, 6=slowest)
  -min_size ................ minimize size
  -wh <int>................. Width and height in px

  -version ................. print version number and exit