


"""simple docstring"""







import numpy as np  # noqa: E402

from ...configuration_utils import ConfigMixin, register_to_config
from ...schedulers.scheduling_utils import SchedulerMixin


try:
						import librosa  # noqa: E402

						__a			 =   True
						__a			 =   ""
except Exception as e:
						__a			 =   False
						__a			 =   (
						    f'''Cannot import librosa because {e}. Make sure to correctly install librosa to be able to install it.'''
						)


from PIL import Image  # noqa: E402
class 							lowerCamelCase       (			__SCREAMING_SNAKE_CASE				,					__SCREAMING_SNAKE_CASE ):
							SCREAMING_SNAKE_CASE										=      """mel_config.json"""






							@register_to_config
							def __init__(						self :     Dict		, lowerCamelCase_ :     int = 256		, lowerCamelCase_ :     int = 256		, lowerCamelCase_ :     int = 22050		, lowerCamelCase_ :     int = 2048		, lowerCamelCase_ :     int = 512		, lowerCamelCase_ :     int = 80		, lowerCamelCase_ :     int = 32		, ):
													UpperCAmelCase__		=    hop_length
													UpperCAmelCase__		=    sample_rate
													UpperCAmelCase__		=    n_fft
													UpperCAmelCase__		=    top_db
													UpperCAmelCase__		=    n_iter
													self.set_resolution(lowerCamelCase_		, lowerCamelCase_				)
													UpperCAmelCase__		=    None

													if not _librosa_can_be_imported:
																			raise ValueError(_import_error				)






							def 					lowerCAmelCase     (						self :     Optional[Any]		, lowerCamelCase_ :     int		, lowerCamelCase_ :     int				):
													UpperCAmelCase__		=    x_res
													UpperCAmelCase__		=    y_res
													UpperCAmelCase__		=    self.y_res
													UpperCAmelCase__		=    self.x_res * self.hop_length - 1






							def 					lowerCAmelCase     (						self :     str		, lowerCamelCase_ :     str = None		, lowerCamelCase_ :     np.ndarray = None				):
													if audio_file is not None:
																			UpperCAmelCase__	,				UpperCAmelCase__		=    librosa.load(lowerCamelCase_		, mono=lowerCamelCase_		, sr=self.sr				)
													else:
																			UpperCAmelCase__		=    raw_audio

													# Pad with silence if necessary.
													if len(self.audio				) < self.x_res * self.hop_length:
																			UpperCAmelCase__		=    np.concatenate([self.audio, np.zeros((self.x_res * self.hop_length - len(self.audio				),)				)]				)






							def 					lowerCAmelCase     (						self :     List[str]				):
													return len(self.audio				) // self.slice_size






							def 					lowerCAmelCase     (						self :     Optional[Any]		, lowerCamelCase_ :     int = 0				):
													return self.audio[self.slice_size * slice : self.slice_size * (slice + 1)]






							def 					lowerCAmelCase     (						self :     Union[str, Any]				):
													return self.sr






							def 					lowerCAmelCase     (						self :     Optional[int]		, lowerCamelCase_ :     int				):
													UpperCAmelCase__		=    librosa.feature.melspectrogram(
													    y=self.get_audio_slice(lowerCamelCase_				)		, sr=self.sr		, n_fft=self.n_fft		, hop_length=self.hop_length		, n_mels=self.n_mels				)
													UpperCAmelCase__		=    librosa.power_to_db(lowerCamelCase_		, ref=np.max		, top_db=self.top_db				)
													UpperCAmelCase__		=    (((log_S + self.top_db) * 255 / self.top_db).clip(0		, 255				) + 0.5).astype(np.uinta				)
													UpperCAmelCase__		=    Image.fromarray(lowerCamelCase_				)
													return image






							def 					lowerCAmelCase     (						self :     str		, lowerCamelCase_ :     Image.Image				):
													UpperCAmelCase__		=    np.frombuffer(image.tobytes()		, dtype='''uint8'''				).reshape((image.height, image.width)				)
													UpperCAmelCase__		=    bytedata.astype('''float'''				) * self.top_db / 255 - self.top_db
													UpperCAmelCase__		=    librosa.db_to_power(lowerCamelCase_				)
													UpperCAmelCase__		=    librosa.feature.inverse.mel_to_audio(
													    lowerCamelCase_		, sr=self.sr		, n_fft=self.n_fft		, hop_length=self.hop_length		, n_iter=self.n_iter				)
													return audio



"""simple docstring"""







import safs
class 							lowerCamelCase       (			safs.SaFileSystem ):


							"""simple docstring"""