I tampered a bit with the ffmpeg command generated because it didn't include -c:v libx265
so I added it as below but I'm getting an error: Unknown encoder 'libx265'
command:
/opt/kaltura/bin/ffmpeg-aux -i /opt/kaltura/web//content/entry/data/0/1/0_so0loooy_0_zvcsncwg_12.mp4 -c:v libx265 -pix_fmt yuv420p -b:v 1500k -s 3840x2160 -r 24 -g 48 -aspect 3840:2160 -an -f mp4 -flags +loop+mv4 -cmp 256 -partitions +parti4x4+partp8x8+partb8x8 -trellis 1 -refs 1 -me_range 16 -keyint_min 20 -sc_threshold 40 -i_qfactor 0.71 -bt 100k -maxrate 400k -bufsize 1200k -rc_eq 'blurCplx^(1-qComp)' -level 30 -async 2 -vsync 1 -y /opt/kaltura/tmp/convert/convert_0_so0loooy_b0a92 >> "/opt/kaltura/tmp/convert/convert_0_so0loooy_b0a92.log" -loglevel debug