: Likely the "release group" tag. Release groups often use FFmpeg to transcode high-quality source material into smaller, more efficient file formats (such as .mp4 or .mkv) using codecs like x264 or x265. Super User +3 While technical papers on stream analysis often mention FFmpeg , there is no evidence of a formal academic paper specifically titled "Superman & Lois S04 FFmpeg." Instead, this syntax is standard for file naming conventions in the digital media scene. ResearchGate Would you like to know more about
ffmpeg -i input.mkv -c:v hevc_nvenc -preset p7 -cq 21 -rc vbr -b:v 0 -c:a copy output_gpu.mkv superman & lois s04 ffmpeg