#!/bin/bash

echo "Press CTRL+C to exit"

source config

echo ${srt_output}

while :
do
	CURRENTDATE=`date +"%Y-%m-%d %T"`
	echo Start at ${CURRENTDATE}

	threads=12

	# gpu
	hwaccel="-hwaccel vaapi -vaapi_device /dev/dri/renderD128"
	input_video_filter="-vf format=nv12,hwupload"
	h264_vaapi="-c:v h264_vaapi -qp 18"

	#cpu
	#libx264="-c:v libx264"
	
	#calf plugins
	#input_audio_filter="-af lv2=p=http\\\\://calf.sourceforge.net/plugins/Gate:c=threshold=0.04010706|knee=8|range=0.03148599, lv2=http\\\\://calf.sourceforge.net/plugins/Compressor:c=knee=8|threshold=0.125, lv2=http\\\\://calf.sourceforge.net/plugins/Limiter:c=level_out=0.71697748|limit=0.62763602" 

	#load normalization
	#output_audio_filter="-filter:a loudnorm" 

	ffmpeg -hide_banner -loglevel repeat+level+info ${hwaccel} -f v4l2 -framerate 30 -pix_fmt yuv420p -video_size 1920x1080 -i /dev/video7 -f alsa -thread_queue_size 24000000 -ar 44100 -i plughw:CARD=USB ${input_audio_filter} ${input_video_filter} -f mpegts ${h264_vaapi} ${libx264} -b:v 5500k -c:a aac -b:a 192k ${output_audio_filter} -ac 2 -ar 44100 -threads ${threads} -y ${srt_output}

	CURRENTDATE=`date +"%Y-%m-%d %T"`
	echo End at ${CURRENTDATE}
	sleep 5
done