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https://github.com/onyx-and-iris/vban-cmd-python.git
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127 lines
3.1 KiB
Python
127 lines
3.1 KiB
Python
from .errors import VMCMDErrors
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from .channel import Channel
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from . import kinds
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from .meta import bus_mode_prop, channel_bool_prop, channel_label_prop
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class OutputBus(Channel):
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"""Base class for output buses."""
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@classmethod
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def make(cls, is_physical, remote, index, *args, **kwargs):
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"""
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Factory function for output busses.
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Returns a physical/virtual bus of a kind.
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"""
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BusModeMixin = _make_bus_mode_mixin(cls)
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OutputBus = PhysicalOutputBus if is_physical else VirtualOutputBus
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OB_cls = type(
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f"Bus{remote.kind.name}",
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(OutputBus,),
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{
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"levels": BusLevel(remote, index),
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"mode": BusModeMixin(remote, index),
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**{param: channel_bool_prop(param) for param in ["mute", "mono"]},
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},
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)
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return OB_cls(remote, index, *args, **kwargs)
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@property
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def identifier(self):
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return "bus"
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eq = channel_bool_prop("eq.On")
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eq_ab = channel_bool_prop("eq.ab")
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label = channel_label_prop()
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@property
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def gain(self) -> float:
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def fget():
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val = self.public_packet.busgain[self.index]
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if val < 10000:
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return -val
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elif val == ((1 << 16) - 1):
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return 0
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else:
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return ((1 << 16) - 1) - val
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val = self.getter("gain")
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if val is None:
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val = fget() * 0.01
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return round(val, 1)
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@gain.setter
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def gain(self, val: float):
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self.setter("gain", val)
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class PhysicalOutputBus(OutputBus):
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@property
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def device(self) -> str:
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return
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@property
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def sr(self) -> int:
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return
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class VirtualOutputBus(OutputBus):
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pass
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class BusLevel(OutputBus):
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def __init__(self, remote, index):
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super().__init__(remote, index)
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self.level_map = _bus_maps[remote.kind.id]
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def getter_level(self, mode=None):
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def fget(i, data):
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val = data.outputlevels[i]
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return -val * 0.01
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range_ = self.level_map[self.index]
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data = self.public_packet
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levels = tuple(round(fget(i, data), 1) for i in range(*range_))
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return levels
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@property
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def all(self) -> tuple:
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return self.getter_level()
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def _make_bus_level_map(kind):
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phys_out, virt_out = kind.outs
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return tuple((i, i + 8) for i in range(0, (phys_out + virt_out) * 8, 8))
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_bus_maps = {kind.id: _make_bus_level_map(kind) for kind in kinds.all}
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def _make_bus_mode_mixin(cls):
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"""Creates a mixin of Bus Modes."""
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return type(
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"BusModeMixin",
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(cls,),
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{
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**{
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f"{mode.lower()}": bus_mode_prop(mode.lower())
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for mode in [
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"normal",
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"Amix",
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"Bmix",
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"Repeat",
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"Composite",
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"TVMix",
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"UpMix21",
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"UpMix41",
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"UpMix61",
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"CenterOnly",
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"LFEOnly",
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"RearOnly",
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]
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},
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},
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)
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