



'''simple docstring'''

from math import cos, sin, sqrt, tau

from audio_filters.iir_filter import IIRFilter






def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						Union[str, Any]							,		_SCREAMING_SNAKE_CASE					:						Any							,		_SCREAMING_SNAKE_CASE					:						Optional[Any] = 1 / sqrt(2							)							)      ->						Any:







	"""simple docstring"""
	lowerCAmelCase   =     tau * frequency / samplerate
	lowerCAmelCase   =     sin(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     cos(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     _sin / (2 * q_factor)

	lowerCAmelCase   =     (1 - _cos) / 2
	lowerCAmelCase   =     1 - _cos

	lowerCAmelCase   =     1 + alpha
	lowerCAmelCase   =     -2 * _cos
	lowerCAmelCase   =     1 - alpha

	lowerCAmelCase   =     IIRFilter(2							)
	filt.set_coefficients([aa, aa, aa]							,		[ba, ba, ba]							)
	return filt






def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						Any							,		_SCREAMING_SNAKE_CASE					:						List[Any]							,		_SCREAMING_SNAKE_CASE					:						str = 1 / sqrt(2							)							)      ->						Union[str, Any]:







	"""simple docstring"""
	lowerCAmelCase   =     tau * frequency / samplerate
	lowerCAmelCase   =     sin(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     cos(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     _sin / (2 * q_factor)

	lowerCAmelCase   =     (1 + _cos) / 2
	lowerCAmelCase   =     -1 - _cos

	lowerCAmelCase   =     1 + alpha
	lowerCAmelCase   =     -2 * _cos
	lowerCAmelCase   =     1 - alpha

	lowerCAmelCase   =     IIRFilter(2							)
	filt.set_coefficients([aa, aa, aa]							,		[ba, ba, ba]							)
	return filt






def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						Dict							,		_SCREAMING_SNAKE_CASE					:						int							,		_SCREAMING_SNAKE_CASE					:						List[str] = 1 / sqrt(2							)							)      ->						Tuple:







	"""simple docstring"""
	lowerCAmelCase   =     tau * frequency / samplerate
	lowerCAmelCase   =     sin(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     cos(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     _sin / (2 * q_factor)

	lowerCAmelCase   =     _sin / 2
	lowerCAmelCase   =     0
	lowerCAmelCase   =     -ba

	lowerCAmelCase   =     1 + alpha
	lowerCAmelCase   =     -2 * _cos
	lowerCAmelCase   =     1 - alpha

	lowerCAmelCase   =     IIRFilter(2							)
	filt.set_coefficients([aa, aa, aa]							,		[ba, ba, ba]							)
	return filt






def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						Union[str, Any]							,		_SCREAMING_SNAKE_CASE					:						List[str]							,		_SCREAMING_SNAKE_CASE					:						str = 1 / sqrt(2							)							)      ->						Tuple:







	"""simple docstring"""
	lowerCAmelCase   =     tau * frequency / samplerate
	lowerCAmelCase   =     sin(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     cos(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     _sin / (2 * q_factor)

	lowerCAmelCase   =     1 - alpha
	lowerCAmelCase   =     -2 * _cos
	lowerCAmelCase   =     1 + alpha

	lowerCAmelCase   =     IIRFilter(2							)
	filt.set_coefficients([ba, ba, ba]							,		[ba, ba, ba]							)
	return filt






def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						str							,		_SCREAMING_SNAKE_CASE					:						Dict							,		_SCREAMING_SNAKE_CASE					:						Optional[Any]							,		_SCREAMING_SNAKE_CASE					:						Dict = 1 / sqrt(2							)							,		)      ->						List[Any]:







	"""simple docstring"""
	lowerCAmelCase   =     tau * frequency / samplerate
	lowerCAmelCase   =     sin(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     cos(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     _sin / (2 * q_factor)
	lowerCAmelCase   =     10 ** (gain_db / 40)

	lowerCAmelCase   =     1 + alpha * big_a
	lowerCAmelCase   =     -2 * _cos
	lowerCAmelCase   =     1 - alpha * big_a
	lowerCAmelCase   =     1 + alpha / big_a
	lowerCAmelCase   =     -2 * _cos
	lowerCAmelCase   =     1 - alpha / big_a

	lowerCAmelCase   =     IIRFilter(2							)
	filt.set_coefficients([aa, aa, aa]							,		[ba, ba, ba]							)
	return filt






def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						int							,		_SCREAMING_SNAKE_CASE					:						Any							,		_SCREAMING_SNAKE_CASE					:						Any							,		_SCREAMING_SNAKE_CASE					:						str = 1 / sqrt(2							)							,		)      ->						Union[str, Any]:







	"""simple docstring"""
	lowerCAmelCase   =     tau * frequency / samplerate
	lowerCAmelCase   =     sin(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     cos(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     _sin / (2 * q_factor)
	lowerCAmelCase   =     10 ** (gain_db / 40)
	lowerCAmelCase   =     (big_a + 1) - (big_a - 1) * _cos
	lowerCAmelCase   =     (big_a + 1) + (big_a - 1) * _cos
	lowerCAmelCase   =     (big_a - 1) - (big_a + 1) * _cos
	lowerCAmelCase   =     (big_a - 1) + (big_a + 1) * _cos
	lowerCAmelCase   =     2 * sqrt(_SCREAMING_SNAKE_CASE							) * alpha

	lowerCAmelCase   =     big_a * (pmc + aaa)
	lowerCAmelCase   =     2 * big_a * mpc
	lowerCAmelCase   =     big_a * (pmc - aaa)
	lowerCAmelCase   =     ppmc + aaa
	lowerCAmelCase   =     -2 * pmpc
	lowerCAmelCase   =     ppmc - aaa

	lowerCAmelCase   =     IIRFilter(2							)
	filt.set_coefficients([aa, aa, aa]							,		[ba, ba, ba]							)
	return filt






def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						Any							,		_SCREAMING_SNAKE_CASE					:						List[Any]							,		_SCREAMING_SNAKE_CASE					:						List[Any]							,		_SCREAMING_SNAKE_CASE					:						Dict = 1 / sqrt(2							)							,		)      ->						Tuple:







	"""simple docstring"""
	lowerCAmelCase   =     tau * frequency / samplerate
	lowerCAmelCase   =     sin(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     cos(_SCREAMING_SNAKE_CASE							)
	lowerCAmelCase   =     _sin / (2 * q_factor)
	lowerCAmelCase   =     10 ** (gain_db / 40)
	lowerCAmelCase   =     (big_a + 1) - (big_a - 1) * _cos
	lowerCAmelCase   =     (big_a + 1) + (big_a - 1) * _cos
	lowerCAmelCase   =     (big_a - 1) - (big_a + 1) * _cos
	lowerCAmelCase   =     (big_a - 1) + (big_a + 1) * _cos
	lowerCAmelCase   =     2 * sqrt(_SCREAMING_SNAKE_CASE							) * alpha

	lowerCAmelCase   =     big_a * (ppmc + aaa)
	lowerCAmelCase   =     -2 * big_a * pmpc
	lowerCAmelCase   =     big_a * (ppmc - aaa)
	lowerCAmelCase   =     pmc + aaa
	lowerCAmelCase   =     2 * mpc
	lowerCAmelCase   =     pmc - aaa

	lowerCAmelCase   =     IIRFilter(2							)
	filt.set_coefficients([aa, aa, aa]							,		[ba, ba, ba]							)
	return filt




'''simple docstring'''

from torch import nn






def 		_snake_case		( _SCREAMING_SNAKE_CASE					:						Optional[int]							)      ->						Union[str, Any]:







	"""simple docstring"""
	if act_fn in ["swish", "silu"]:
		return nn.SiLU()
	elif act_fn == "mish":
		return nn.Mish()
	elif act_fn == "gelu":
		return nn.GELU()
	else:
		raise ValueError(f'Unsupported activation function: {act_fn}'							)