ffmpeg_core2-37798.exe -y -i "%INPUTNAME%" -f mp4 -vcodec libx264 -b:v 2000k -ac 2 -acodec libvo_aacenc -ab 128k -ar 48000
-level 31 -r 24000/1001 -refs 3 -mixed-refs 1 -me_method umh -mbtree 1 -trellis 2 -crf 19.0 -bufsize 19900k -maxrate 12000k
-coder 1 -8x8dct 1 -fast-pskip 1 -cmp chroma -g 250 -threads 8 -weightb 1 -weightp 2 -bf 5 -b-pyramid 2 -b-bias 0 -direct-pred 3
-partitions pi8x8,pi4x4,pp8x8,pb8x8 -rc_eq blurCplx(1-qComp) -flags +loop -deblockbeta 0 -deblockalpha 0
-sc_threshold 20 -me_range 16 -subq 6 -qcomp 0.70 -qmin 0 -qmax 51 -qdiff 4 -i_qfactor 0.714286 -keyint_min 25
-s 1280x720 -aspect 16:9 -pass 1 -passlogfile prefix -y "%OUTPUTNAME%"