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# Audio output with a volume control.
#
# M. Revnell 2005-Dec
from gnuradio import gr, gru
from gnuradio import audio
class output( gr.hier_block ):
def __init__( self, fg, rate ):
self.out = audio.sink( rate )
self.vol = gr.multiply_const_ff( 0.1 )
fg.connect( self.vol, self.out )
gr.hier_block.__init__(self, fg, self.vol, None )
def set( self, val ):
self.vol.set_k( val )
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