Merge pull request #35 from tomodachi/roc-streaming

A role for the roc sink module for pulseaudio.

README.md

@@ -19,6 +19,13 @@ by default in anonymous mode allowing anyone on your network to stream to your d
 
 __optional variables:__  
 extsoundcard=true  # route audio to external soundcard  
+
+## roc-streaming
+Installs the roc sink modules for pulseaudio allowing streaming audio from  
+any pulseaudio/pipewire sound server giving a apple air-share like streaming experience  
+for Linux users (only better) see /roles/roc-streaming/README.MD for more details.  
+Currently limited to raspberrypi OS 11 (debian old stable) as the roc modules are compiled  
+towards that target  
 
 ## steamlink-pi
 Installs steamlink along with PS3 controller (wireless) support  

roles/roc-streaming/README.MD

@@ -0,0 +1,21 @@
+configuring the sender to stream to the roc-sink
+
+on your workstation (sender)
+~/.config/pipewire/pipewire.conf.d/pipewire.conf
+
+context.modules = [
+  {   name = libpipewire-module-roc-sink
+      args = {
+          fec.code = rs8m
+          remote.ip = ip-of-device-with-roc-sink
+          remote.source.port = 10001
+          remote.repair.port = 10002
+          sink.name = "Roc Sink livingroom"
+          sink.props = {
+             node.name = "roc-sink-livingroom"
+          }
+      }
+  }
+]
+
+and restart pipewire and you should see a new output ready to receive audio

roles/roc-streaming/tasks/main.yml

@@ -0,0 +1,42 @@
+---
+# Todo: don't hard code pipewire version the modules
+# are compiled for ARM64 debian oldstable (deb 11)
+
+- name: Enable auto login on tty for media user (required for pulseaudio to work)
+  ansible.builtin.include_role:
+    name: autottylogin
+
+- name: Copy pipewire ROC modules
+  ansible.builtin.copy:
+    src: files/{{ item }}
+    dest: /usr/lib/pulse-14.2/modules/
+    owner: root
+    group: root
+    mode: '0644'
+  loop:
+    - module-roc-sink-input.so
+    - module-roc-sink.so
+
+- name: Install pulseaudio
+  ansible.builtin.apt:
+    name: pulseaudio
+    state: present
+    install_recommends: false
+
+- name: Load pipewire ROC module
+  ansible.builtin.lineinfile:
+    path: /etc/pulse/default.pa
+    line: "load-module module-roc-sink-input sink_input_properties=media.name=roc-receiver"
+    state: present
+    owner: root
+    group: root
+    mode: '0644'
+
+- name: Load play ROC audio on HDMI
+  ansible.builtin.lineinfile:
+    path: /etc/pulse/default.pa
+    line: "move-sink-input 0 1"
+    state: present
+    owner: root
+    group: root
+    mode: '0644'