From 59e394e00d6c29bf71c38996d09be1cc5647bfb7 Mon Sep 17 00:00:00 2001
From: MaZderMind <github@mazdermind.de>
Date: Tue, 16 Jun 2015 15:24:24 +0200
Subject: Implement ASource and VSource as generic sources they are needed for
 the StreamBlanker-Feature as well

---
 voctocore/lib/asource.py | 54 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 voctocore/lib/asource.py

(limited to 'voctocore/lib/asource.py')

diff --git a/voctocore/lib/asource.py b/voctocore/lib/asource.py
new file mode 100644
index 0000000..2383a32
--- /dev/null
+++ b/voctocore/lib/asource.py
@@ -0,0 +1,54 @@
+#!/usr/bin/python3
+import logging
+from gi.repository import Gst
+
+from lib.config import Config
+from lib.tcpsingleconnection import TCPSingleConnection
+
+class ASource(TCPSingleConnection):
+	def __init__(self, name, port):
+		self.log = logging.getLogger('ASource['+name+']')
+		super().__init__(port)
+
+		self.name = name
+
+	def on_accepted(self, conn, addr):
+		pipeline = """
+			fdsrc fd={fd} !
+			matroskademux !
+			{acaps} !
+			interaudiosink channel=audio_{name}
+		""".format(
+			fd=conn.fileno(),
+			name=self.name,
+			acaps=Config.get('mix', 'audiocaps')
+		)
+
+		self.log.debug('Launching Source-Pipeline:\n%s', pipeline)
+		self.receiverPipeline = Gst.parse_launch(pipeline)
+
+		self.log.debug('Binding End-of-Stream-Signal on Source-Pipeline')
+		self.receiverPipeline.bus.add_signal_watch()
+		self.receiverPipeline.bus.connect("message::eos", self.on_eos)
+		self.receiverPipeline.bus.connect("message::error", self.on_error)
+
+		self.receiverPipeline.set_state(Gst.State.PLAYING)
+
+
+	def on_eos(self, bus, message):
+		self.log.debug('Received End-of-Stream-Signal on Source-Pipeline')
+		if self.currentConnection is not None:
+			self.disconnect()
+
+	def on_error(self, bus, message):
+		self.log.debug('Received Error-Signal on Source-Pipeline')
+		(error, debug) = message.parse_error()
+		self.log.debug('Error-Details: #%u: %s', error.code, debug)
+
+		if self.currentConnection is not None:
+			self.disconnect()
+
+	def disconnect(self):
+		self.receiverPipeline.set_state(Gst.State.NULL)
+		self.receiverPipeline = None
+		self.close_connection()
-- 
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