54 lines
1.4 KiB
Python
54 lines
1.4 KiB
Python
import numpy as np
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import cv2
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import imutils
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class Layer:
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#bounds = [[(x,y,w,h), ],]
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startFrame = None
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lastFrame = None
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length = None
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def __init__(self, startFrame, data):
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self.startFrame = startFrame
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self.lastFrame = startFrame
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self.data = []
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self.bounds = []
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self.bounds.append([data])
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#print("Layer constructed")
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def add(self, frameNumber, data):
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if not self.startFrame + len(self.bounds) < frameNumber:
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if len(self.bounds[self.startFrame - frameNumber]) >= 1:
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self.bounds[self.startFrame - frameNumber].append(data)
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else:
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self.lastFrame = frameNumber
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self.bounds.append([data])
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self.getLength()
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def getLength(self):
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self.length = len(self.bounds)
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return self.length
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def fill(self, inputPath, resizeWidth):
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'''reads in the contour data, needed for export'''
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cap = cv2.VideoCapture(inputPath)
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self.data = [None]*len(self.bounds)
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i = 0
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cap.set(1, self.startFrame)
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while i < len(self.bounds):
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ret, frame = cap.read()
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if ret:
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frame = imutils.resize(frame, width=resizeWidth)
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(x, y, w, h) = self.bounds[i]
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self.data[i] = frame[y:y+h, x:x+w]
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i+=1
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cap.release()
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