Create Test.txt

other/trx/Test.txt

@@ -0,0 +1,79 @@
+////////////////////////////////////////////////////////////
+
+GENERIC CONFIGURATION AND TEST
+
+////////////////////////////////////////////////////////////
+
+# Compile TRX
+
+sudo apt-get -y install libopus-dev
+
+wget https://github.com/moode-player/moode/tree/develop/other/trx/trx-0.4.tar.gz
+sudo tar xfz ./trx-0.4.tar.gz
+cd trx-0.4
+sudo make
+sudo make install
+cd ..
+sudo rm -rf trx-0.4*
+
+////////////////////////////////////////////////////////////
+
+# /etc/alsa/conf.d/multiroom.conf
+
+pcm.multiroom {
+	type plug
+	slave.pcm {
+		type dmix
+		ipc_key 2867
+		slave {
+			pcm "hw:Loopback,0,0"
+			rate 48000
+			format S16_LE
+			channels 2
+			#period_size 1024
+			#buffer_size 8192
+		}
+	}
+}
+pcm.loop_cap {
+	type plug
+	slave {
+		pcm "hw:Loopback,1,0"
+	}
+}
+pcm.loop_play {
+	type plug
+	slave {
+		pcm "hw:Loopback,0,0"
+	}
+}
+
+////////////////////////////////////////////////////////////
+
+# Start alsaloop on the sending host
+
+sudo modprobe snd-aloop
+sudo alsaloop -t 50000 -C loop_cap -P hw:0 &
+
+# Terminate alsaloop
+
+sudo killall alsaloop
+sudo modprobe -r snd-aloop
+
+////////////////////////////////////////////////////////////
+
+# Start playback into pcm.multiroom
+
+speaker-test -D multiroom -F S16_LE -r 48000 -c 2 > /dev/null 2>&1 &
+
+////////////////////////////////////////////////////////////
+
+# Sending host (rp3)
+
+sudo tx -v 2 -d loop_play -h rp4
+
+# Receiving host (rp4)
+
+sudo rx -v 2 -d hw:0
+
+////////////////////////////////////////////////////////////