Differences

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--- squawk [2016-10-11 16:11] – rob
+++ squawk [2023-11-25 23:45] (current) – Added playlist command jaso55555
@@ Line 1: / Line 1: @@
 ====== Audio Alerts (squawk) ======
-Traditionally this was handled by doorpi. However, that pi has too much stuff hanging off it, and was very out of date. There was an issue of a loud pop occurring before any sound played, this was fixed in later firmware updates. Rob has now dedicated a pi (original B) for the purpose and documents it thus:
+Traditionally this was handled by doorpi. However, that pi has too much stuff hanging off it, and was very out of date. There was an issue of a loud pop occurring before any sound played, this was fixed in later firmware updates. Rob has purchased a pi (original B), amplifier and speakers for the purpose and documents them thus:
 ===== Usage =====
@@ Line 12: / Line 12: @@
 <code>
 mosquitto_pub -h mqtt -t 'sound/g1/play' -m canttouchthis.mp3
+</code>
+Play a list of sound files with no gap:
+<code>
+mosquitto_pub -h mqtt -t 'sound/g1/playlist' -m "long_long_man/long.mp3,long_long_man/loooong.mp3,long_long_man/maaaan.mp3"
 </code>
 Text-to-speech message (with a subtle notification bong):
@@ Line 23: / Line 27: @@
 **Theory:** You could direct sound two only two rooms at once by playing the left or right channel only. By default mpg123 is called with the -m option to ensure that the output is mono and thus the same sound comes out every speaker.
+===== Adding new sounds =====
+Use the web file browser at http://squawk.hacklab:8080/.
 ===== Raspbian =====
@@ Line 180: / Line 188: @@
         speak(msg.payload)
-    if msg.topic == 'display/doorbot/intercom':
+    if msg.topic == 'access/entrance/request':
-        if msg.payload == '1' and status == 'closed':
+        if status == 'closed':
             play('doorbell.mp3')