From 4b8c8a054ffa5cf8bf15ad1a6cafaa07c14432e2 Mon Sep 17 00:00:00 2001
From: Felix Domke <tmbinc@elitedvb.net>
Date: Mon, 26 Jun 2006 18:33:13 +0000
Subject: add FrontendStatus source, add converter to SNR/AGC/BER bar and text

---
 lib/python/Components/Converter/FrontendInfo.py | 59 +++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 lib/python/Components/Converter/FrontendInfo.py

(limited to 'lib/python/Components/Converter/FrontendInfo.py')

diff --git a/lib/python/Components/Converter/FrontendInfo.py b/lib/python/Components/Converter/FrontendInfo.py
new file mode 100644
index 00000000..a1064b97
--- /dev/null
+++ b/lib/python/Components/Converter/FrontendInfo.py
@@ -0,0 +1,59 @@
+from Components.Converter.Converter import Converter
+
+class FrontendInfo(Converter, object):
+	BER = 0
+	SNR = 1
+	AGC = 2
+	LOCK = 3
+
+	def __init__(self, type, *args, **kwargs):
+		Converter.__init__(self)
+		if type == "BER":
+			self.type = self.BER
+		elif type == "SNR":
+			self.type = self.SNR
+		elif type == "AGC":
+			self.type = self.AGC
+		else:
+			self.type = self.LOCK
+
+	def getText(self):
+		assert self.type != self.LOCK, "the text output of FrontendInfo cannot be used for lock info"
+		if self.type == self.BER: # as count
+			count = self.source.ber
+			if count is not None:
+				return str(count)
+			else:
+				return "N/A"
+		elif self.type == self.AGC:
+			percent = self.source.agc
+		elif self.type == self.SNR:
+			percent = self.source.snr
+		
+		if percent is None:
+			return "N/A"
+
+		return "%d %%" % (percent * 100 / 65536)
+
+	def getBool(self):
+		assert self.type == LOCK, "the boolean output of FrontendInfo can only be used for lock info"
+		return self.source.lock
+
+	text = property(getText)
+
+	bool = property(getBool)
+
+	def getValue(self):
+		assert self.type != self.LOCK, "the value/range output of FrontendInfo can not be used for lock info"
+		if self.type == self.AGC:
+			return self.source.agc or 0
+		elif self.type == self.SNR:
+			return self.source.snr or 0
+		elif self.type == self.BER:
+			if self.BER < self.range:
+				return self.BER or 0
+			else:
+				return self.range
+
+	range = 65536
+	value = property(getValue)
-- 
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