c:\programs\stream\ffmpeg -f concat -i list.txt -codec:v libx265 -b:v 1000k -x265-params "pass=1" -pix_fmt yuv420p10le -preset fast -filter:v "crop=in_w:in_h-480" -maxrate 20000k -sws_flags spline -s 3840x2160 -aspect 16:9 -f mp4 nul
c:\programs\stream\ffmpeg -f concat -i list.txt -codec:v libx265 -b:v 1000k -x265-params "pass=2" -pix_fmt yuv420p10le -preset fast -filter:v "crop=in_w:in_h-480" -maxrate 20000k -sws_flags spline -s 3840x2160 -aspect 16:9 -f mp4 output.mp4