Getting errors like this when burning non-English subtitles?
[Parsed_subtitles_0 @ 0x561d3a0b3b80] Glyph 0x6709 not found, selecting one more font for (Sans, 700, 0)
[Parsed_subtitles_0 @ 0x561d3a0b3b80] Glyph 0x4E9B not found, selecting one more font for (Sans, 700, 0)
[Parsed_subtitles_0 @ 0x561d3a0b3b80] Glyph 0x4EBA not found, selecting one more font for (Sans, 700, 0)
[Parsed_subtitles_0 @ 0x561d3a0b3b80] Glyph 0x505A not found, selecting one more fon........
#if you have nvidia make sure you install the nvidia-cuda-toolkit so hardware acceleration can be used
wget http://ffmpeg.org/releases/ffmpeg-3.3.2.tar.bz2
tar -jxvf ffmpeg-3.3.2.tar.bz2
cd ffmpeg-3.3.2/
./configure --disable-yasm
install prefix /usr/local
source path ........