Added codec monitor

Author: chewett

RaspberryPiVcgencmd.py

@@ -27,7 +27,17 @@ def measure_volts(self, type="core"):
             data = self._parse_lines(lines)
             return float(data['volt'][:-1])
         else:
-            raise ValueError("type must be one of core, sdram_c, sdram_i, sdram_p")
+            raise ValueError("Type must be one of core, sdram_c, sdram_i, sdram_p")
+
+    def is_codec_available(self, codec):
+        if codec in ["H264", "MPG2", "WVC1", "MPG4", "MJPG", "WMV9"]:
+            line = subprocess.check_output(["line", "codec_enabled", codec])
+            return self._parse_line_get_value(line)
+        else:
+            raise ValueError("Codec must be one of H264, MPG2, WVC1, MPG4, MJPG, WMV9")
+
+    def _parse_line_get_value(self, line):
+        return line.split("=")[1]
 
     def _parse_lines(self, lines):
         split_lines = lines.split("\n")

print_all_sensors.py

@@ -4,8 +4,18 @@
 
 print sen.get_cpu_temp(), "'C"
 print sen.get_cpu_temp(fahrenheit=True), "'F"
+
 print "Ram split", sen.get_ram_split()
+
 print "Core voltage", sen.measure_volts()
 print "sdram_c voltage", sen.measure_volts("sdram_c")
 print "sdram_i voltage", sen.measure_volts("sdram_i")
 print "sdram_p voltage", sen.measure_volts("sdram_p")
+
+print "H264 available", sen.is_codec_available("H264")
+print "MPG2 available", sen.is_codec_available("MPG2")
+print "WVC1 available", sen.is_codec_available("WVC1")
+print "MPG4 available", sen.is_codec_available("MPG4")
+print "MJPG available", sen.is_codec_available("MJPG")
+print "WMV9 available", sen.is_codec_available("WMV9")
+