ffmpeg -i source.mkv -map 0 -c:v libx265 -preset slow -crf 18 -pix_fmt yuv420p10le \ -c:a copy -c:s copy output.mkv
ffmpeg -i "Game_of_Thrones_S06E09.mkv" \ -c:v libx265 -preset slow -crf 18 \ -c:a aac -b:a 320k \ -movflags +faststart \ "GoT_S06_Battle_of_Bastards_HEVC.mp4" game of thrones season 06 ffmpeg
ffmpeg -i game-of-thrones-s06-e01.mkv -c:v libx264 -crf 18 -c:a aac game-of-thrones-s06-e01.mp4 ffmpeg -i source
ffmpeg -ss 00:42:15 -i "GoT_S06E09.mkv" -frames:v 1 -q:v 2 "Stark_Shield_Wall.jpg" render it properly.
Want to grab that perfect still frame of the Stark army forming a shield wall? Don't take a screenshot; render it properly.