voctocore/lib/audiomix.py



#!/usr/bin/python3
import logging
from gi.repository import Gst
from enum import Enum

from lib.config import Config

class AudioMix(object):
    log = logging.getLogger('AudioMix')

    mixingPipeline = None

    caps = None
    names = []

    selectedSource = 0

    def __init__(self):
        self.caps = Config.get('mix', 'audiocaps')

        pipeline = """
            interaudiosrc channel=audio_cam1_mixer !
            {caps} !
            queue !
            interaudiosink channel=audio_mix
        """.format(
            caps=self.caps
        )

        self.log.debug('Creating Mixing-Pipeline:\n%s', pipeline)
        self.mixingPipeline = Gst.parse_launch(pipeline)
        self.mixingPipeline.set_state(Gst.State.PLAYING)