1 files changed, 94 insertions, 0 deletions
diff --git a/audiomixer.py b/audiomixer.py
new file mode 100644
index 0000000..3d61c10
--- /dev/null
+++ b/audiomixer.py
@@ -0,0 +1,94 @@
+from aglbaseservice import AGLBaseService, AFBResponse
+import asyncio
+import os
+
+verbs = ['subscribe', 'unsubscribe', 'list_controls', 'volume', 'mute']
+events = ['volume_changed', 'mute_changed', 'controls_changed']
+
+
+class AudioMixerService(AGLBaseService):
+    service = 'agl-service-audiomixer'
+    parser = AGLBaseService.getparser()
+    parser.add_argument('--list_controls', default=True, help='Request list of controls', action='store_true')
+    parser.add_argument('--getmute', help='Get mute state', action='store_true')
+    parser.add_argument('--setmute', help='Set mute state', type=int, choices=[0, 1])
+    parser.add_argument('--setvolume', help='Set volume level', type=float)
+    parser.add_argument('--getvolume', help='Get volume level', action='store_true')
+
+
+    def __init__(self, ip, port=None, service='agl-service-audiomixer'):
+        super().__init__(api='audiomixer', ip=ip, port=port, service=service)
+
+    async def subscribe(self, event='volume_changed'):  # audio mixer uses 'event' instead 'value',
+        return await self.request('subscribe', {'event': event})
+
+    async def unsubscribe(self, event='volume_changed'):
+        return await self.request('unsubscribe', {'event': event})
+
+    async def list_controls(self):
+        return await self.request('list_controls')
+
+    async def volume(self, value=None):
+        if value is not None:
+            return await self.request('volume', {'control': 'Master', 'value': value})
+        else:
+            return await self.request('volume', {'control': 'Master'})
+
+    async def mute(self, value=None):
+        return await self.request('mute', {'control': 'Master', 'value': value})
+
+
+async def main():
+    args = AudioMixerService.parser.parse_args()
+    ams = await AudioMixerService(ip=args.ipaddr, port=args.port)
+
+    if args.list_controls:
+        resp = await ams.list_controls()
+        print(f'Requesting list_controls with id {resp}')
+        r = AFBResponse(await ams.response())
+        print(r)
+
+    if args.setvolume is not None:
+        resp = await ams.volume(args.setvolume)
+        print(f'Setting volume to {args.setvolume} with id {resp}')
+        r = AFBResponse(await ams.response())
+        print(r)
+
+    if args.getvolume:
+        resp = await ams.volume()
+        print(f'Requesting volume with id {resp}')
+        r = AFBResponse(await ams.response())
+        print(r)
+
+    if args.setmute is not None:
+        resp = await ams.mute(args.setmute)
+        print(f'Setting mute to {args.setmute} with id {resp}')
+        r = AFBResponse(await ams.response())
+        print(r)
+
+    if args.getmute:
+        resp = await ams.mute()
+        r = AFBResponse(await ams.response())
+        print(r)
+
+    if args.subscribe:
+        for event in args.subscribe:
+            id = await ams.subscribe(event)
+            print(f'Subscribing to {event} with id {id}')
+            r = AFBResponse(await ams.response())
+            print(r)
+
+    if args.unsubscribe:
+        for event in args.unsubscribe:
+            id = await ams.unsubscribe(event)
+            print(f'Unsubscribing from {event} with id {id}')
+            r = AFBResponse(await ams.response())
+            print(r)
+
+    if args.listener:
+        async for response in ams.listener():
+            print(response)
+
+if __name__ == '__main__':
+    loop = asyncio.get_event_loop()
+    loop.run_until_complete(main())