ffmpeg -i input.mkv -c:v libx265 -preset veryslow -crf 18 -x265-params "aq-mode=3:no-sao=1:deblock=-1,-1" output_sd_extra.mp4
: These appear to be phonetic transliterations (possibly from Mandarin or Japanese) of names or titles. "Gang ben" (刚本) is sometimes associated with specific brands or thematic labels in certain Asian media contexts. sdhevc / extra quality : These are technical specifications. ffmpeg -i input
For fans of classic wuxia who just want a watchable, compact file, this is but not “extra quality” in the modern sense. ffmpeg -i input
"Extra quality" is not a button you press; it is a philosophy. For the ICDV30037 source (Gao Qiu Ying’s uncut film), achieving "extra quality" with SDHEVC involves a multi-step workflow: ffmpeg -i input