# cat 7461.out  |grep ebur |cut -d ']' -f 2 |uniq > 7461.log
# gnuplot -e "STREAMPNG='7461.png'; STREAMLOG='7461.log'" te.gp



# t: 0.120979   M:-120.7 S:-120.7     I: -70.0 LUFS     LRA:   0.0 LU  FTPK:  -inf dBFS  TPK:  -inf dBFS
# t: 0.220979   M:-120.7 S:-120.7     I: -70.0 LUFS     LRA:   0.0 LU  FTPK:  -inf dBFS  TPK:

if (!exists("STREAMLOG")) STREAMLOG='log.dat'
if (!exists("STREAMPNG")) STREAMPNG='stream.png'

# print STREAMLOG
# print STREAMPNG

reset
#set terminal png size 1048,520
set terminal png size 600,300

#set xdata time
#set timefmt "%d/%m/%Y %H:%M:%S"
#set timefmt "%s"
#set format x "%g"
set xtics 100
set xlabel "time"

#everyfifth(col) = (int(column(col) % 100 == 0) ? "A" : ""
 everyfifth(col) = ((int(column(col)) % 10 == 0) ? stringcolumn(1) : "")

set output STREAMPNG
set title "Volume"
set xlabel "Time (s)"
set ylabel "Audio level / % Black frame"
set grid
#plot "data2.txt" using 4:xticlabels(2) with lines title "M"

plot STREAMLOG \
using 2:6:(everyfifth(2)) with lines title "S", \
"" using 2:8:(everyfifth(2)) with lines title "I (LUFS)", \
"" using 2:11:(everyfifth(2)) with lines title "LRA (LU)", \
"" using 2:17:(everyfifth(2)) with lines title "TPK (dBFS)", \
"" using 2:20:(everyfifth(2)) with points pointtype 7 pointsize 0.3 linecolor rgb "#000000" title "BlackFrame (%)"

#using 2:4:(everyfifth(2))  with lines title "M", \
# "" using 2:20:(everyfifth(2)) with filledcurves above fill pattern 2 title "BlackFrame"
# "" using 2:14:(everyfifth(2)) with lines title "FTPK dBFS", \

# t: 962.467000 M: nan S: nan I: nan LUFS LRA: nan LU FTPK: nan dBFS TPK: nan dBFS pblack: 34