Produce live streams with decklink sdi input and intel's h264 codec

SDI2-SD-qsv.sh

#!/bin/bash

D1="[f=hls:hls_flags=delete_segments:hls_list_size=10:hls_time=20]/var/www/html/hls2/stream.m3u8"
D2="[f=mpegts]udp://239.1.1.2:10480?localaddr=10.1.5.99&pkt_size=1316&fifo_size=1000000"
D3="[f=dash:window_size=5:extra_window_size=5:remove_at_exit=1]/var/www/html/dash2/stream.mpd"

ffmpeg \
    -v verbose \
    -f decklink -i "DeckLink SDI (2)@3" \
    -vcodec h264_qsv -a53cc 0 \
    -minrate 512k \
    -maxrate 1536k \
    -vb 1024k \
    -profile:v main -level:v 31 \
    -preset:v medium -bf 2 -g 50 -keyint_min 50 -pix_fmt nv12 \
    -acodec libfaac -ab 128k -ar 48000 \
    -vf "yadif=0:-1:0,scale=854:480,setdar=dar=16/9'" \
    -af "volume=volume=10.0dB'" \
    -threads 8 \
    -flags +global_header \
    -f tee -map 0:v -map 0:a \
    "$D1|$D2|$D3" 2>&1 | stdbuf -i0 -o0 tr '\r' '\n' | awk '{ print strftime("%F %T : "), $0; fflush(); }' | tee SDI2-SD-qsv.log