



'''simple docstring'''

import copy
import os

import cva
import numpy as np
from matplotlib import pyplot as plt

class __snake_case:


						'''simple docstring'''



						def __init__( self				)     ->     Optional[int]:
							lowerCAmelCase   =     """"""
							lowerCAmelCase   =     """"""
							lowerCAmelCase   =     []
							lowerCAmelCase   =     0
							lowerCAmelCase   =     256
							lowerCAmelCase   =     0
							lowerCAmelCase   =     0
							lowerCAmelCase   =     0
							lowerCAmelCase   =     0


						def     __snake_case   ( self     ,	A_				)     ->     Dict:
							lowerCAmelCase   =     cva.imread(A_     ,	0				)
							lowerCAmelCase   =     copy.deepcopy(self.img				)
							lowerCAmelCase,       lowerCAmelCase,       lowerCAmelCase   =     plt.hist(self.img.ravel()     ,	256     ,	[0, 256]     ,	label="""x"""				)
							lowerCAmelCase   =     np.sum(A_				)
							for i in range(len(A_				)				):
								lowerCAmelCase   =     x[i] / self.k
								self.sk += prk
								lowerCAmelCase   =     (self.L - 1) * self.sk
								if self.rem != 0:
									lowerCAmelCase   =     int(last % last				)
								lowerCAmelCase   =     int(last + 1 if self.rem >= 0.5 else last				)
								self.last_list.append(A_				)
								lowerCAmelCase   =     int(np.ma.count(self.img				) / self.img[1].size				)
								lowerCAmelCase   =     self.img[1].size
							for i in range(self.number_of_cols				):
								for j in range(self.number_of_rows				):
									lowerCAmelCase   =     self.img[j][i]
									if num != self.last_list[num]:
										lowerCAmelCase   =     self.last_list[num]
							cva.imwrite("""output_data/output.jpg"""     ,	self.img				)


						def     __snake_case   ( self				)     ->     Tuple:
							plt.hist(self.img.ravel()     ,	256     ,	[0, 256]				)




						def     __snake_case   ( self				)     ->     Dict:
							cva.imshow("""Output-Image"""     ,	self.img				)
							cva.imshow("""Input-Image"""     ,	self.original_image				)
							cva.waitKey(5000				)
							cva.destroyAllWindows()


if __name__ == "__main__":
		UpperCAmelCase     		=   os.path.join(os.path.basename(__file__), 'image_data/input.jpg')
		UpperCAmelCase     		=   ConstantStretch()
		stretcher.stretch(file_path)
		stretcher.plot_histogram()
		stretcher.show_image()




'''simple docstring'''

class __snake_case(				_lowerCAmelCase ):


						'''simple docstring'''



						pass







class __snake_case(				_lowerCAmelCase ):


						'''simple docstring'''



						pass







class __snake_case:


						'''simple docstring'''



						def __init__( self				)     ->     int:
							lowerCAmelCase   =     [
							    [],
							    [],
							    [],
							]


						def     __snake_case   ( self     ,	A_     ,	A_				)     ->     None:
							try:
								if len(self.queues[priority]				) >= 100:
									raise OverflowError("""Maximum queue size is 100"""				)
								self.queues[priority].append(A_				)
							except IndexError:
								raise ValueError("""Valid priorities are 0, 1, and 2"""				)


						def     __snake_case   ( self				)     ->     int:
							for queue in self.queues:
								if queue:
									return queue.pop(0				)
							raise UnderFlowError("""All queues are empty"""				)




						def __str__( self				)     ->     str:
							return "\n".join(f'Priority {i}: {q}' for i, q in enumerate(self.queues				)				)







class __snake_case:


						'''simple docstring'''



						def __init__( self				)     ->     Dict:
							lowerCAmelCase   =     []


						def     __snake_case   ( self     ,	A_				)     ->     None:
							if len(self.queue				) == 100:
								raise OverFlowError("""Maximum queue size is 100"""				)
							self.queue.append(A_				)


						def     __snake_case   ( self				)     ->     int:
							if not self.queue:
								raise UnderFlowError("""The queue is empty"""				)
							else:
								lowerCAmelCase   =     min(self.queue				)
								self.queue.remove(A_				)
								return data




						def __str__( self				)     ->     str:
							return str(self.queue				)







def 		_snake_case		( )      ->						Tuple:







	"""simple docstring"""
	lowerCAmelCase   =     FixedPriorityQueue()
	fpq.enqueue(0							,		10							)
	fpq.enqueue(1							,		70							)
	fpq.enqueue(0							,		100							)
	fpq.enqueue(2							,		1							)
	fpq.enqueue(2							,		5							)
	fpq.enqueue(1							,		7							)
	fpq.enqueue(2							,		4							)
	fpq.enqueue(1							,		64							)
	fpq.enqueue(0							,		128							)
	print(_SCREAMING_SNAKE_CASE							)
	print(fpq.dequeue()							)
	print(fpq.dequeue()							)
	print(fpq.dequeue()							)
	print(fpq.dequeue()							)
	print(fpq.dequeue()							)
	print(_SCREAMING_SNAKE_CASE							)
	print(fpq.dequeue()							)
	print(fpq.dequeue()							)
	print(fpq.dequeue()							)
	print(fpq.dequeue()							)
	print(fpq.dequeue()							)






def 		_snake_case		( )      ->						Optional[Any]:







	"""simple docstring"""
	lowerCAmelCase   =     ElementPriorityQueue()
	epq.enqueue(10							)
	epq.enqueue(70							)
	epq.enqueue(100							)
	epq.enqueue(1							)
	epq.enqueue(5							)
	epq.enqueue(7							)
	epq.enqueue(4							)
	epq.enqueue(64							)
	epq.enqueue(128							)
	print(_SCREAMING_SNAKE_CASE							)
	print(epq.dequeue()							)
	print(epq.dequeue()							)
	print(epq.dequeue()							)
	print(epq.dequeue()							)
	print(epq.dequeue()							)
	print(_SCREAMING_SNAKE_CASE							)
	print(epq.dequeue()							)
	print(epq.dequeue()							)
	print(epq.dequeue()							)
	print(epq.dequeue()							)
	print(epq.dequeue()							)


if __name__ == "__main__":
				fixed_priority_queue()
				element_priority_queue()