"""simple docstring"""


from math import cos, sin, sqrt, tau

from audio_filters.iir_filter import IIRFilter







def 					__a   (		A    ,				A    ,				A = 1 / sqrt(2      )      ):






     '''simple docstring'''



     lowercase__				 =							tau * frequency / samplerate
     lowercase__				 =							sin(snake_case__      )
     lowercase__				 =							cos(snake_case__      )
     lowercase__				 =							_sin / (2 * q_factor)

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

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

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







def 					__a   (		A    ,				A    ,				A = 1 / sqrt(2      )      ):






     '''simple docstring'''



     lowercase__				 =							tau * frequency / samplerate
     lowercase__				 =							sin(snake_case__      )
     lowercase__				 =							cos(snake_case__      )
     lowercase__				 =							_sin / (2 * q_factor)

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

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

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







def 					__a   (		A    ,				A    ,				A = 1 / sqrt(2      )      ):






     '''simple docstring'''



     lowercase__				 =							tau * frequency / samplerate
     lowercase__				 =							sin(snake_case__      )
     lowercase__				 =							cos(snake_case__      )
     lowercase__				 =							_sin / (2 * q_factor)

     lowercase__				 =							_sin / 2
     lowercase__				 =							0
     lowercase__				 =							-ba

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

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







def 					__a   (		A    ,				A    ,				A = 1 / sqrt(2      )      ):






     '''simple docstring'''



     lowercase__				 =							tau * frequency / samplerate
     lowercase__				 =							sin(snake_case__      )
     lowercase__				 =							cos(snake_case__      )
     lowercase__				 =							_sin / (2 * q_factor)

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

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







def 					__a   (		A    ,				A    ,				A    ,				A = 1 / sqrt(2      )    ,				):






     '''simple docstring'''



     lowercase__				 =							tau * frequency / samplerate
     lowercase__				 =							sin(snake_case__      )
     lowercase__				 =							cos(snake_case__      )
     lowercase__				 =							_sin / (2 * q_factor)
     lowercase__				 =							10 ** (gain_db / 40)

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

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







def 					__a   (		A    ,				A    ,				A    ,				A = 1 / sqrt(2      )    ,				):






     '''simple docstring'''



     lowercase__				 =							tau * frequency / samplerate
     lowercase__				 =							sin(snake_case__      )
     lowercase__				 =							cos(snake_case__      )
     lowercase__				 =							_sin / (2 * q_factor)
     lowercase__				 =							10 ** (gain_db / 40)
     lowercase__				 =							(big_a + 1) - (big_a - 1) * _cos
     lowercase__				 =							(big_a + 1) + (big_a - 1) * _cos
     lowercase__				 =							(big_a - 1) - (big_a + 1) * _cos
     lowercase__				 =							(big_a - 1) + (big_a + 1) * _cos
     lowercase__				 =							2 * sqrt(snake_case__      ) * alpha

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

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







def 					__a   (		A    ,				A    ,				A    ,				A = 1 / sqrt(2      )    ,				):






     '''simple docstring'''



     lowercase__				 =							tau * frequency / samplerate
     lowercase__				 =							sin(snake_case__      )
     lowercase__				 =							cos(snake_case__      )
     lowercase__				 =							_sin / (2 * q_factor)
     lowercase__				 =							10 ** (gain_db / 40)
     lowercase__				 =							(big_a + 1) - (big_a - 1) * _cos
     lowercase__				 =							(big_a + 1) + (big_a - 1) * _cos
     lowercase__				 =							(big_a - 1) - (big_a + 1) * _cos
     lowercase__				 =							(big_a - 1) + (big_a + 1) * _cos
     lowercase__				 =							2 * sqrt(snake_case__      ) * alpha

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

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





"""simple docstring"""


from ...utils import is_note_seq_available, is_transformers_available, is_torch_available
from ...utils import OptionalDependencyNotAvailable


try:
 if not (is_transformers_available() and is_torch_available()):
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 from ...utils.dummy_torch_and_transformers_objects import *  # noqa F403
else:
 from .notes_encoder import SpectrogramNotesEncoder
 from .continous_encoder import SpectrogramContEncoder
 from .pipeline_spectrogram_diffusion import (
     SpectrogramContEncoder,
     SpectrogramDiffusionPipeline,
     TaFilmDecoder,
 )

try:
 if not (is_transformers_available() and is_torch_available() and is_note_seq_available()):
  raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
 from ...utils.dummy_transformers_and_torch_and_note_seq_objects import *  # noqa F403
else:
 from .midi_utils import MidiProcessor




