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42 lines
1.4 KiB
Python
Executable File
42 lines
1.4 KiB
Python
Executable File
#!/usr/bin/env python3
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import sys
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from pulsectl import Pulse, PulseLoopStop
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with Pulse() as pulse:
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def callback(ev):
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if ev.index == sink_index: raise PulseLoopStop
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def current_status(sink):
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return round(sink.volume.value_flat * 100), sink.mute == 1
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try:
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sinks = {s.index:s for s in pulse.sink_list()}
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if len(sys.argv) > 1:
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# Sink index from command line argument if provided
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sink_index = int(sys.argv[1])
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if not sink_index in sinks:
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raise KeyError(f"Sink index {sink_index} not found in list of sinks.")
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else:
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# Automatic determination of default sink otherwise
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default_sink_name = pulse.server_info().default_sink_name
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try:
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sink_index = next(index for index, sink in sinks.items()
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if sink.name == default_sink_name)
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except StopIteration: raise StopIteration("No default sink was found.")
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pulse.event_mask_set('sink')
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pulse.event_callback_set(callback)
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last_value, last_mute = current_status(sinks[sink_index])
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while True:
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pulse.event_listen()
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sinks = {s.index:s for s in pulse.sink_list()}
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value, mute = current_status(sinks[sink_index])
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if value != last_value or mute != last_mute:
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print(str(value) + ('!' if mute else ''))
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last_value, last_mute = value, mute
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sys.stdout.flush()
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except Exception as e:
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print(f"ERROR: {e}", file=sys.stderr)
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