Merge pull request #133 from RADAR-base/passive-audio

Passive audio schema

commons/passive/opensmile/open_smile_2_phone_audio.avsc

@@ -0,0 +1,12 @@
+{
+  "namespace": "org.radarcns.passive.opensmile",
+  "type": "record",
+  "name": "OpenSmile2PhoneAudio",
+  "doc": "Audio data collected by a phone audio input and processed using openSMILE 2.x.",
+  "fields": [
+    {"name": "time", "type": "double", "doc": "Device time since the Unix Epoch at start of recording (s)."},
+    {"name": "timeReceived", "type": "double", "doc": "Device time since the Unix Epoch when recording is processed (s)."},
+    {"name": "config", "type": "string", "doc": "OpenSMILE configuration file."},
+    {"name": "data", "type": "string", "doc": "Audio features computed by openSMILE recorded in Base64 format."}
+  ]
+}

specifications/passive/opensmile_audio-1.0.0.yml

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+#====================================== Android Phone Sensors =====================================#
+vendor: OPENSMILE 
+model: AUDIO
+version: 1.0.0
+data:
+  - type: AUDIO
+    app_provider: org.radarcns.audio.AudioServiceProvider
+    sample_rate:
+      interval: 3600
+      configurable: true
+    topic: android_processed_audio
+    value_schema: org.radarcns.passive.opensmile.OpenSmile2PhoneAudio
+