forked from protonphoton/LJ
[enh] adds a colorcycle filter
This commit is contained in:
parent
d689a874f8
commit
60da52df35
103
clitools/filters/colorcycle.py
Executable file
103
clitools/filters/colorcycle.py
Executable file
@ -0,0 +1,103 @@
|
||||
#!/usr/bin/python3
|
||||
# -*- coding: utf-8 -*-
|
||||
# -*- mode: Python -*-
|
||||
|
||||
|
||||
'''
|
||||
|
||||
colorcycle
|
||||
v0.1.0
|
||||
|
||||
A simple effect : cycle colors
|
||||
|
||||
LICENCE : CC
|
||||
|
||||
by cocoa
|
||||
|
||||
|
||||
'''
|
||||
from __future__ import print_function
|
||||
import sys
|
||||
import ast
|
||||
import os
|
||||
import argparse
|
||||
import random
|
||||
import time
|
||||
name = "filters::cycle"
|
||||
|
||||
argsparser = argparse.ArgumentParser(description="Redis exporter LJ")
|
||||
argsparser.add_argument("-x","--centerX",help="geometrical center X position",default=300,type=int)
|
||||
argsparser.add_argument("-y","--centerY",help="geometrical center Y position",default=300,type=int)
|
||||
argsparser.add_argument("-f","--fps",help="Frame Per Second",default=30,type=int)
|
||||
argsparser.add_argument("-v","--verbose",action="store_true",help="Verbose")
|
||||
|
||||
args = argsparser.parse_args()
|
||||
fps = args.fps
|
||||
centerX = args.centerX
|
||||
centerY = args.centerY
|
||||
verbose = args.verbose
|
||||
|
||||
optimal_looptime = 1 / fps
|
||||
|
||||
UP = 5
|
||||
DOWN = -5
|
||||
currentColor = [0,0,0]
|
||||
composant = 0
|
||||
currentDirection = UP
|
||||
|
||||
def debug(*args, **kwargs):
|
||||
if( verbose == False ):
|
||||
return
|
||||
print(*args, file=sys.stderr, **kwargs)
|
||||
|
||||
def rgb2int(rgb):
|
||||
return int('0x%02x%02x%02x' % tuple(rgb),0)
|
||||
|
||||
def cycleColor( pl ):
|
||||
|
||||
global composant
|
||||
global currentDirection
|
||||
# debug(name,"pl:{}".format(pl))
|
||||
value = currentColor[composant]
|
||||
if currentDirection == UP:
|
||||
target = 255
|
||||
else:
|
||||
target = 0
|
||||
value += currentDirection
|
||||
currentColor[composant] = value
|
||||
|
||||
debug(name,"currentColor:{}".format(currentColor))
|
||||
for i in range( 0, len(pl)):
|
||||
pl[i][2] = rgb2int( currentColor)
|
||||
|
||||
# change the composant if target reached
|
||||
if value == target:
|
||||
composant = random.randint( 0,2)
|
||||
value = currentColor[composant]
|
||||
if value == 0 :
|
||||
currentDirection = UP
|
||||
else:
|
||||
currentDirection = DOWN
|
||||
#debug( "pl:{}".format(pl))
|
||||
return pl
|
||||
|
||||
|
||||
try:
|
||||
while True:
|
||||
start = time.time()
|
||||
line = sys.stdin.readline()
|
||||
if line == "":
|
||||
time.sleep(0.01)
|
||||
line = line.rstrip('\n')
|
||||
pointsList = ast.literal_eval(line)
|
||||
# Do the filter
|
||||
result = cycleColor( pointsList )
|
||||
print( result, flush=True )
|
||||
looptime = time.time() - start
|
||||
# debug(name+" looptime:"+str(looptime))
|
||||
if( looptime < optimal_looptime ):
|
||||
time.sleep( optimal_looptime - looptime)
|
||||
# debug(name+" micro sleep:"+str( optimal_looptime - looptime))
|
||||
except EOFError:
|
||||
debug(name+" break")# no more information
|
||||
|
Loading…
Reference in New Issue
Block a user