88 lines
2.3 KiB
Python
88 lines
2.3 KiB
Python
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###################################################################################################
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# Image processing utilities
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###################################################################################################
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from ijutils import *
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from ch.psi.pshell.imaging.Overlays import *
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import ch.psi.pshell.imaging.Pen as Pen
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def in_roi(x,y):
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return math.hypot(x-roi_radius, y-roi_radius) < roi_radius
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def integrate(ips):
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roi = get_roi()
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aux = None
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for i in range(len(ips)):
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if i==0:
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aux = new_image(roi[2], roi[3], image_type="float", title = "sum", fill_color = None)
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op_image(aux, ips[i], "add", float_result=True, in_place=True)
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return aux
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def average (ips):
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aux = integrate(ips)
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op_const(aux, "divide", len(ips), in_place=True)
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return aux
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def grab_frames(samples):
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frames = []
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for i in range(samples):
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aux = get_image()
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frames.append(aux)
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return frames
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def average_frames(samples = 1):
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return average(grab_frames(samples))
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def integrate_frames(samples = 1):
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return integrate(grab_frames(samples))
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roi_center = (800, 600)
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roi_radius = 600
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def get_roi():
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return (roi_center[0] - roi_radius, roi_center[1] - roi_radius, 2* roi_radius, 2*roi_radius)
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def get_image():
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roi = get_roi()
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ip = load_image(img.image)
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ret = sub_image(ip, roi[0], roi[1], roi[2], roi[3])
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grayscale(ret, do_scaling=True)
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return ret
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#def detect_pucks(ip):
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# """
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# """
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# aux = grayscale(ip, in_place=False)
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# threshold(aux,0,50)
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# binary_fill_holes(aux)
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# return analyse_particles(aux, 10000,50000,
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# fill_holes = False, exclude_edges = True,print_table=True,
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# output_image = "outlines", minCirc = 0.4, maxCirc = 1.0)
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#
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#def detect_samples(ip):
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# """
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# """
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# aux = grayscale(ip, in_place=False)
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# invert(aux)
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# subtract_background(aux)
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# auto_threshold(aux)
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# binary_open(aux)
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# return analyse_particles(aux, 250,1000,
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# fill_holes = False, exclude_edges = True,print_table=True,
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r,g,b = [0]*256,[0]*256,[0]*256
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b[0]=0xFF
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b[1]=0xFF ; g[1] = 0x80; r[1] = 0x80
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outline_lut1 = (r,g,b)
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r,g,b = [0]*256,[0]*256,[0]*256
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g[0]=0x80;r[0]=0x80;
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g[1]=0xFF ; r[1] = 0x80; b[1] = 0x80
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outline_lut2 = (r,g,b)
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