202 lines
6.3 KiB
Python
Executable File
202 lines
6.3 KiB
Python
Executable File
#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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# -*- mode: Python -*-
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'''
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anaglyph
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v0.1.0
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Attempts to create a valid 3D-glasses structure
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LICENCE : CC
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by cocoa
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'''
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from __future__ import print_function
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import argparse
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import ast
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import math
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import os
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import random
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import sys
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import time
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name = "filters::cycle"
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maxDist = 300
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argsparser = argparse.ArgumentParser(description="Redis exporter LJ")
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argsparser.add_argument("-x","--centerX",help="geometrical center X position",default=400,type=int)
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argsparser.add_argument("-y","--centerY",help="geometrical center Y position",default=400,type=int)
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argsparser.add_argument("-m","--min",help="Minimal displacement (default:2) ",default=1,type=int)
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argsparser.add_argument("-M","--max",help="Maximal displacement (default:20) ",default=5,type=int)
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argsparser.add_argument("-f","--fps",help="Frame Per Second",default=30,type=int)
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argsparser.add_argument("-v","--verbose",action="store_true",help="Verbose")
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args = argsparser.parse_args()
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fps = args.fps
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minVal = args.min
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maxVal = args.max
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centerX = args.centerX
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centerY = args.centerY
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verbose = args.verbose
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optimal_looptime = 1 / fps
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name = "filters::anaglyph"
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def debug(*args, **kwargs):
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if( verbose == False ):
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return
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print(*args, file=sys.stderr, **kwargs)
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def rgb2int(rgb):
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#debug(name,"::rgb2int rbg:{}".format(rgb))
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return int('0x%02x%02x%02x' % tuple(rgb),0)
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def isValidColor( color, intensityColThreshold ):
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if color[0] + color[1] + color[2] > intensityColThreshold:
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return True
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return False
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# These are paper colors
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red = (41,24,24)
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white = (95,95,95)
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blue = (0,41,64)
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red = (255,0,0)
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blue = (0,255,255)
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white = (255,255,255)
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def anaglyph( pl ):
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debug(name,'--------------- new loop ------------------')
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# We will send one list after the other to optimize color change
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blueList = list()
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redList = list()
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whiteList = list()
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out = []
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out1 = []
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out2 = []
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out3 = []
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# The anaglyphic effect will be optained by :
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# * having close objects appear as white
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# * having distant objects appear as blue + red
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# * having in between objects appear as distanceDecreased(white) + blue + red
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for i, point in enumerate(pl):
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ref_x = point[0]-centerX
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ref_y = point[1]-centerY
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ref_color = point[2]
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angle = math.atan2( ref_x , ref_y )
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dist = ref_y / math.cos(angle)
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white_rvb = (0,0,0)
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blue_rvb = (0,0,0)
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red_rvb = (0,0,0)
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# Calculate the point's spread factor (0.0 to 1.0)
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# The spread is high if the point is close to center
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"""
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dist = 0 : spread = 1.0
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dist = maxDist spread = 0.0
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"""
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if dist == 0:
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spread = 1.0
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else :
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spread =( maxDist - dist ) / maxDist
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if spread < 0.0:
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spread = 0.0
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#debug(name,"dist:{} spread:{}".format(dist,spread))
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# White color is high if spread is low, i.e. point away from center
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"""
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spread = 1.0 : white_c = 0.0
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spread = 0.0 : whice_c = 1.0
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"""
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if point[2] == 0:
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white_color = 0
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else:
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white_factor = 1.0 - math.pow(spread,0.5)
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white_rvb = tuple(map( lambda a: int(white_factor* a), white))
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white_color = rgb2int( white_rvb)
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#debug(name,"spread:{}\t white_rvb:{}\t white_color:{}".format(spread, white_rvb, white_color))
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# Blue and Red colors are high if spread is high, i.e. close to center
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"""
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spread = 1.0 : red_c = 1.0
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spread = 0.0 : red_c = 0.0
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"""
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color_factor = math.pow(spread,1)
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if point[2] == 0:
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blue_color = 0
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red_color = 0
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else:
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blue_rvb = tuple(map( lambda a: int(color_factor * a), blue))
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blue_color = rgb2int( blue_rvb)
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red_rvb = tuple(map( lambda a: int(color_factor * a), red))
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red_color = rgb2int( red_rvb)
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#debug(name,"color_factor:{}\t\t blue_color:{}\t\t red_color:{}".format(color_factor,blue_color,red_color))
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# Blue-to-Red spatial spread is high when spread is high, i.e. point close to center
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"""
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spread = 1.0 : spatial_spread = maxVal
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spread = 0.0 : spatial_spread = minVal
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"""
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spatial_spread = minVal + spread * (maxVal - minVal)
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#debug(name,"spatial_spread:{}".format(spatial_spread))
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red_x = int(point[0] + spatial_spread)
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blue_x = int(point[0] - spatial_spread )
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red_y = int(point[1] )
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blue_y = int(point[1])
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white_point = [point[0], point[1], white_color]
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blue_point = [blue_x,blue_y,blue_color]
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red_point = [red_x,red_y,red_color]
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#debug(name,"white[x,y,c]:{}".format(white_point))
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#debug(name,"blue[x,y,c]:{}".format(blue_point))
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#debug(name,"red[x,y,c]:{}".format(red_point))
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# Do not append "black lines" i.e. a color where each composent is below X
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# if isValidColor(white_rvb, 150):
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# out1.append(white_point)
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# if isValidColor(blue_rvb, 50):
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# out2.append(blue_point)
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# if isValidColor(red_rvb, 30):
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# out3.append(red_point)
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out1.append(white_point)
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out2.append(blue_point)
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out3.append(red_point)
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#debug(name,"source pl:{}".format(pl))
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debug(name,"whiteList:{}".format(out1))
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debug(name,"blueList:{}".format(out2))
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debug(name,"redList:{}".format(out3))
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return out3 + out2
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return out1 + out3 + out2
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#return out1 + out2 + out3
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try:
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while True:
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start = time.time()
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line = sys.stdin.readline()
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if line == "":
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time.sleep(0.01)
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line = line.rstrip('\n')
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pointsList = ast.literal_eval(line)
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# Do the filter
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result = anaglyph( pointsList )
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print( result, flush=True )
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looptime = time.time() - start
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# debug(name+" looptime:"+str(looptime))
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if( looptime < optimal_looptime ):
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time.sleep( optimal_looptime - looptime)
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# debug(name+" micro sleep:"+str( optimal_looptime - looptime))
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except EOFError:
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debug(name+" break")# no more information
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