pixels = zeros('f', width * height) for i in xrange(len(pixels)): pixels[i] = random() fp = FloatProcessor(width, height, pixels, None) imp = ImagePlus("Random", fp) # Fill a rectangular region of interest # with a value of 2: roi = Roi(400, 200, 400, 300) fp.setRoi(roi) fp.setValue(2.0) fp.fill() # Fill a polygonal region of interest # with a value of -3 xs = [234, 174, 162, 102, 120, 123, 153, 177, 171, 60, 0, 18, 63, 132, 84, 129, 69, 174, 150, 183, 207, 198, 303, 231, 258, 234, 276, 327, 378, 312, 228, 225, 246, 282, 261, 252] ys = [48, 0, 60, 18, 78, 156, 201, 213, 270, 279, 336, 405, 345, 348, 483, 615, 654, 639, 495, 444, 480, 648, 651, 609, 456, 327, 330, 432, 408, 273, 273, 204, 189, 126, 57, 6] proi = PolygonRoi(xs, ys, len(xs), Roi.POLYGON) fp.setRoi(proi) fp.setValue(-3) fp.fill(proi.getMask()) # Attention! imp.show()
fp = FloatProcessor(width, height, pixels, None) roi = Roi(400, 200, 400, 300) # Roi(int x, int y, int width, int height) fp.setRoi(roi) fp.setValue(2.0) fp.fill() imp2 = ImagePlus("Rectangle", fp) imp2.show() # Polygon ROI를 -3으로 채우기 fp = FloatProcessor(width, height, pixels, None) xs = [ 234, 174, 162, 102, 120, 123, 153, 177, 171, 60, 0, 18, 63, 132, 84, 129, 69, 174, 150, 183, 207, 198, 303, 231, 258, 234, 276, 327, 378, 312, 228, 225, 246, 282, 261, 252 ] ys = [ 48, 0, 60, 18, 78, 156, 201, 213, 270, 279, 336, 405, 345, 348, 483, 615, 654, 639, 495, 444, 480, 648, 651, 609, 456, 327, 330, 432, 408, 273, 273, 204, 189, 126, 57, 6 ] proi = PolygonRoi( xs, ys, len(xs), Roi.POLYGON ) # PolygonRoi(float[] xPoints, float[] yPoints, int nPoints, int type) fpp = fp fpp.setRoi(proi) fpp.setValue(-3) fpp.fill(proi.getMask()) imp3 = ImagePlus("Polygon", fpp) imp3.show()