BOSWatch/BW3-Core
1
0
Fork 0
mirror of https://github.com/BOSWatch/BW3-Core.git synced 2026-04-06 14:53:53 +00:00
Code Issues Projects Releases Packages Wiki Activity

Added PulseAudio as Source

Browse source
This commit is contained in:
B-Watch 2020-06-29 21:11:07 +02:00
parent df4ffaac53
commit 7f35d0592e
3 changed files with 108 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

77
boswatch/inputSource/pulseaudioInput.py Normal file
View file

@ -0,0 +1,77 @@
#!/usr/bin/python
# -*- coding: utf-8 -*-
"""!
____ ____ ______ __ __ __ _____
/ __ )/ __ \/ ___/ | / /___ _/ /______/ /_ |__ /
/ __ / / / /\__ \| | /| / / __ `/ __/ ___/ __ \ /_ <
/ /_/ / /_/ /___/ /| |/ |/ / /_/ / /_/ /__/ / / / ___/ /
/_____/\____//____/ |__/|__/\__,_/\__/\___/_/ /_/ /____/
German BOS Information Script
by Bastian Schroll
@file: pulseaudioInput.py
@date: 18.04.2020, 29.06.2020
@author: Philipp von Kirschbaum, b-watch
@description: Input source for PulseAudio
"""
import logging
from boswatch.utils import paths
from boswatch.processManager import ProcessManager
from boswatch.inputSource.inputBase import InputBase
logging.debug("- %s loaded", __name__)
class PulseAudioInput(InputBase):
"""!Class for the PulseAudio input source"""
def _runThread(self, dataQueue, PulseAudioConfig, decoderConfig):
PulseAudioProc = None
mmProc = None
try:
PulseAudioProc = ProcessManager("parec")
PulseAudioProc.addArgument("--channels=1") # supress any other outputs
PulseAudioProc.addArgument("--format=s16le") # set output format (16bit)
PulseAudioProc.addArgument("--rate=22050") # set output sampling rate (22050Hz)
PulseAudioProc.addArgument("--device=" +
str(PulseAudioConfig.get("device", default="boswatch")) +
".monitor") # sink name
PulseAudioProc.setStderr(open(paths.LOG_PATH + "pulseaudio.log", "a"))
PulseAudioProc.start()
mmProc = ProcessManager(str(PulseAudioConfig.get("mmPath", default="multimon-ng")), textMode=True)
if decoderConfig.get("fms", default=0):
mmProc.addArgument("-a FMSFSK")
if decoderConfig.get("zvei", default=0):
mmProc.addArgument("-a ZVEI1")
if decoderConfig.get("poc512", default=0):
mmProc.addArgument("-a POCSAG512")
if decoderConfig.get("poc1200", default=0):
mmProc.addArgument("-a POCSAG1200")
if decoderConfig.get("poc2400", default=0):
mmProc.addArgument("-a POCSAG2400")
if PulseAudioConfig.get("mmChar"):
mmProc.addArgument("-C " + str(PulseAudioConfig.get("mmChar")))
mmProc.addArgument("-f alpha")
mmProc.addArgument("-t raw -")
mmProc.setStdin(PulseAudioProc.stdout)
mmProc.setStderr(open(paths.LOG_PATH + "multimon-ng.log", "a"))
mmProc.start()
logging.info("start decoding")
while self._isRunning:
if not PulseAudioProc.isRunning:
logging.warning("asla was down - try to restart")
PulseAudioProc.start()
elif not mmProc.isRunning:
logging.warning("multimon was down - try to restart")
mmProc.start()
elif PulseAudioProc.isRunning and mmProc.isRunning:
line = mmProc.readline()
if line:
self.addToQueue(line)
except:
logging.exception("error in PulseAudio input routine")
finally:
mmProc.stop()
PulseAudioProc.stop()