88 lines
3.0 KiB
Python
88 lines
3.0 KiB
Python
from Application.Layer import Layer
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from Application.Config import Config
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from Application.VideoReader import VideoReader
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from Application.Exporter import Exporter
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from multiprocessing.pool import ThreadPool
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import cv2
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import numpy as np
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class LayerFactory:
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def __init__(self, config, data=None):
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self.data = {}
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self.layers = []
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self.tolerance = config["tolerance"]
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self.ttolerance = config["ttolerance"]
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self.minLayerLength = config["minLayerLength"]
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self.maxLayerLength = config["maxLayerLength"]
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self.resizeWidth = config["resizeWidth"]
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self.footagePath = config["inputPath"]
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self.config = config
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print("LayerFactory constructed")
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self.data = data
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if data is not None:
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self.extractLayers(data)
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def extractLayers(self, data = None):
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'''Bundle given contours together into Layer Objects'''
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if self.data is None:
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if data is None:
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print("LayerFactory data was none")
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return None
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else:
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self.data = data
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frameNumber = min(data)
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contours = data[frameNumber]
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for contour in contours:
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self.layers.append(Layer(frameNumber, contour, self.config))
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self.oldLayerIDs = []
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with ThreadPool(16) as pool:
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for frameNumber in sorted(data.keys()):
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contours = data[frameNumber]
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if frameNumber%5000 == 0:
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print(f"{int(round(frameNumber/max(data.keys()), 2)*100)}% done with Layer extraction")
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tmp = [[frameNumber, contour] for contour in contours]
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pool.map(self.getLayers, tmp)
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#for x in tmp:
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#self.getLayers(x)
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return self.layers
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def getLayers(self, data):
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frameNumber = data[0]
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bounds = data[1]
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(x,y,w,h) = bounds
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tol = self.tolerance
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foundLayer = 0
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for i in range(0, len(self.layers)):
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if i in self.oldLayerIDs:
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continue
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if frameNumber - self.layers[i].lastFrame > self.ttolerance:
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self.oldLayerIDs.append(i)
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continue
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for bounds in self.layers[i].bounds[-1]:
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if bounds is None or foundLayer >= self.config["LayersPerContour"]:
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break
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(x2,y2,w2,h2) = bounds
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if self.contoursOverlay((x-tol,y+h+tol), (x+w+tol,y-tol), (x2,y2+h2), (x2+w2,y2)):
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self.layers[i].add(frameNumber, (x,y,w,h))
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foundLayer += 1
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#break
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if foundLayer == 0:
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self.layers.append(Layer(frameNumber, (x,y,w,h), self.config))
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def contoursOverlay(self, l1, r1, l2, r2):
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# If one rectangle is on left side of other
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if(l1[0] >= r2[0] or l2[0] >= r1[0]):
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return False
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# If one rectangle is above other
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if(l1[1] <= r2[1] or l2[1] <= r1[1]):
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return False
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return True
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