Rtsp script

#!/bin/sh

# 2014-9-9 Ubuntu Trusty 

echo "\n\n*** Digilite-ZL starting... ***\n"
#./si_gen_101_102.py
# Make named pipes in /tmp folder for sending data between programs
mkfifo /tmp/video2.es 
mkfifo /tmp/audio2.es
mkfifo /tmp/video2.pes 
mkfifo /tmp/audio2.pes
mkfifo /tmp/video2.ts 
mkfifo /tmp/audio2.ts
mkfifo /tmp/mux2.ts
mkfifo /tmp/buffer2.ts
mkfifo /tmp/buffer12.ts
mkfifo /tmp/testbeeld2
mkfifo /tmp/testbeeld2.es
mkfifo /tmp/testbeeld2.pes
mkfifo /tmp/testbeeld2.ts
mkfifo /tmp/stream2.ts


# Encoding

ffmpeg -i rtsp://192.168.2.99:554/live.sdp -r 25 -an -s 720x576 -aspect 4:3 -b 1300k -maxrate 1300k -minrate 1300k -bf 2 -bufsize 1300k -vcodec mpeg2video -f mpeg2video -y /tmp/testbeeld2.es &

avconv -f alsa -i hw:0,0 -vn -acodec mp2 -ab 128k -ar 48000 -f mp2 -y /tmp/audio2.es &

# Convert elementary streams into program streams
esvideompeg2pes /tmp/testbeeld2.es > /tmp/testbeeld2.pes &
esaudio2pes /tmp/audio2.es 1152 48000 384 -1 3600 > /tmp/audio2.pes &

# Convert program streams into transport streams, Video PID= 256, Audio PID= 257
pesvideo2ts 101 25 112 1630000 0 /tmp/testbeeld2.pes > /tmp/testbeeld2.ts &
pesaudio2ts 102 1152 48000 384 0 /tmp/audio2.pes > /tmp/audio2.ts &

# Mux the Audio, Video and SI transport streams together to generate DVB TS mux
tscbrmuxer b:188000 /tmp/audio2.ts b:1630000 /tmp/testbeeld2.ts b:3008 pat.ts b:1500 pmt.ts b:1500 sdt.ts b:1400 nit.ts o:1843137 null.ts > /tmp/mux2.ts &

# Insert current Date/Time information (optional)
tstdt /tmp/mux2.ts > /tmp/buffer2.ts &


#Change the pcr values to fix jitter after multiplexing (optional)

tspcrstamp /tmp/buffer2.ts 1843137 > /dev/ttyUSB0 &
echo "\n"
echo -n "\n*** Press enter to stop the process at any time ***\n\n"
read var_n

killall esvideompeg2pes
killall pesvideo2ts
killall ffmpeg
killall tscbrmuxer
killall tstdt
killall tspcrstamp
killall tsloop
killall avconv
killall esaudio2pes
killall pesaudio2ts

rm /tmp/video2.ts
rm /tmp/audio2.ts
rm /tmp/video2.pes
rm /tmp/video2.es
rm /tmp/audio2.es
rm /tmp/audio2.pes
rm /tmp/mux2.ts
rm /tmp/buffer2.ts
rm /tmp/buffer12.ts
rm /tmp/testbeeld2
rm /tmp/testbeeld2.es
rm /tmp/testbeeld2.pes
rm /tmp/testbeeld2.ts
rm /tmp/stream2.ts

sleep 1

echo "\n\nStopped encoding.\n\n"