update readme for portaudio installation

README.md

@@ -139,22 +139,23 @@ sudo systemctl status auracast-frontend
 If you want to run the services as a specific user, edit the `User=` line in the service files accordingly.
 
 # install port audio so it can see pipewire devices on raspian
+sudo apt remove -y libportaudio2 portaudio19-dev libportaudiocpp0
 
 sudo apt update
 sudo apt install --no-install-recommends \
         git build-essential cmake pkg-config \
         libasound2-dev libpulse-dev libjack-jackd2-dev
+
 git clone https://github.com/PortAudio/portaudio.git
-cd portaudio            # branch = master (19.7‑devel)
+cd portaudio 
+git checkout 9abe5fe7db729280080a0bbc1397a528cd3ce658     
 rm -rf build
 cmake -S . -B build -G"Unix Makefiles" \
       -DBUILD_SHARED_LIBS=ON \
       -DPA_USE_ALSA=ON \
-      -DPA_USE_OSS=ON  \
-      -DPA_USE_PULSEAUDIO=ON \
+      -DPA_USE_PIPEWIRE=ON \
       -DPA_USE_JACK=OFF
 cmake --build build -j$(nproc)
-sudo apt remove -y libportaudio2 portaudio19-dev libportaudiocpp0
 sudo cmake --install build          # installs to /usr/local/lib
 sudo ldconfig                        # refresh linker cache
 
@@ -169,11 +170,13 @@ sudo ldconfig                        # refresh linker cache
     - sudo udevadm control --log-priority=debug --reload-rules
     - sudo udevadm trigger
   - bash src/service/update_and_run_aes67.sh
+  - poetry config virtualenvs.in-project true
+  - poetry install
 - activate server and frontend
   - bash srv/service/update_and_run_server_and_frontend.sh
 - update to latest stable kernel
     - echo "y" | rpi-update stable
-- place cert 
+- place cert
 - disable pw login
 - reboot
 

src/scripts/list_pw_nodes.py

@@ -1,4 +1,7 @@
 import sounddevice as sd, pprint
-print(sd._libname)                       # → /usr/local/lib/libportaudio.so.2
-print(sd.get_portaudio_version())        # 19.7.0‑devel (or newer)
-pprint.pprint(sd.query_devices())        # every PipeWire sink/source appears
+print("PortAudio library:", sd._libname)
+print("PortAudio version:", sd.get_portaudio_version())
+print("\nHost APIs:")
+pprint.pprint(sd.query_hostapis())
+print("\nDevices:")
+pprint.pprint(sd.query_devices())