ffmpeg -i "input.ts" -crf 40 -preset ultrafast -vcodec libx264 -g 60 -vprofile baseline -level 2.1 -acodec aac -ab 64000 -ar 48000 -ac 2 -strict experimental -s 740x480 -vb 300000 -maxrate 4000000 -bufsize 40000000 -f mpegts udp://225.0.0.1:1234?pkt_size=1472

[AVBSFContext @ 0x55c80dc20c40] Invalid NAL unit 0, skipping.