From 9774f103de7ee37f911c0031d14542e40a81a0e4 Mon Sep 17 00:00:00 2001
From: Pavol Rusnak <stick@gk2.sk>
Date: Mon, 3 Jun 2013 13:07:59 +0200
Subject: [PATCH] init

---
 .gitignore  |  3 +++
 README      |  1 +
 detector.py | 43 +++++++++++++++++++++++++++++++++++++++++++
 run.sh      |  2 ++
 4 files changed, 49 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 README
 create mode 100755 detector.py
 create mode 100755 run.sh

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5885b32
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+*.avi
+*.mp4
+*.flv
diff --git a/README b/README
new file mode 100644
index 0000000..cac9fac
--- /dev/null
+++ b/README
@@ -0,0 +1 @@
+Lab sentient companion
diff --git a/detector.py b/detector.py
new file mode 100755
index 0000000..b3ba384
--- /dev/null
+++ b/detector.py
@@ -0,0 +1,43 @@
+#!/usr/bin/python
+import pyaudio
+import array
+import time
+import sys
+
+CHUNK = 1024
+
+p = pyaudio.PyAudio()
+
+stream = p.open(format = pyaudio.paInt16,
+                channels = 1,
+                rate = 48000,
+                input = True,
+                frames_per_buffer = CHUNK,
+                input_device_index = 0)
+
+last = time.time()
+
+print 'pause'
+sys.stdout.flush()
+
+while True:
+    try:
+        data = stream.read(CHUNK)
+    except:
+        stream.stop_stream()
+        stream.start_stream()
+        continue
+    data = array.array("h", data)
+    if last < time.time() - 1:
+        if max(data) < -32000:
+            last = time.time()
+            print 'pause'
+            sys.stdout.flush()
+        if min(data) > 32000:
+            last = time.time()
+            print 'pause'
+            sys.stdout.flush()
+
+stream.stop_stream()
+stream.close()
+p.terminate()
diff --git a/run.sh b/run.sh
new file mode 100755
index 0000000..b894277
--- /dev/null
+++ b/run.sh
@@ -0,0 +1,2 @@
+#!/bin/bash
+./detector.py | mplayer -fs -vo directfb -slave $1 -loop 0