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annotate bin/curvecalc @ 242:561b4202461d

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fixing extra audio stutter - this is currently broken
author drewp@bigasterisk.com
date Mon, 13 Jun 2005 03:18:04 +0000
parents 63601fe0c3b0
children 4e7d40c6aa42
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1 #!/usr/bin/python
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2
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3 """
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4 todo: curveview should preserve more objects, for speed maybe
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5
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6 """
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7 from __future__ import division
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8 import xmlrpclib,time,socket,sys,textwrap,math,glob,random,os,optparse
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9 from bisect import bisect_left,bisect,bisect_right
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10 import Tkinter as tk
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11 from dispatch import dispatcher
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12 from twisted.internet import reactor,tksupport
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13 import twisted
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14 from twisted.web.xmlrpc import Proxy
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15
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16 import run_local
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17 from light9 import Submaster, dmxclient, networking, showconfig
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18 from light9.TLUtility import make_attributes_from_args
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19 from light9.zoomcontrol import Zoomcontrol
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20 from light9.curve import Curve, Curveview, Curveset, Curvesetview
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21
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22 sys.path.extend(["../semprini","../../semprini"])
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23 from lengther import wavelength # for measuring duration of .wav
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24
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25 class Music:
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26 def __init__(self):
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27 self.player=None # xmlrpc Proxy to player
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28 self.recenttime=0
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29
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30 def current_time(self):
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31 """return deferred which gets called with the current time"""
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32 if self.player is None:
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33 self.player = Proxy(networking.musicUrl())
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34 # d = self.player.callRemote("songlength")
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35 # d.addCallback(lambda l: dispatcher.send("max time",maxtime=l))
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36 # d = self.player.callRemote("songname")
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37 # d.addCallback(lambda n: dispatcher.send("songname",name=n))
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38 d = self.player.callRemote('gettime')
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39 def sendtime(t):
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40 dispatcher.send("input time",val=t)
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41 return t # pass along to the real receiver
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42 def error(e):
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43 pass#self.player=None
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44 d.addCallback(sendtime)
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45 return d
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46
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47 class Subexpr:
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48 curveset = None
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49 def __init__(self,curveset,expr=""):
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50 self.curveset = curveset
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51 self.lasteval = None
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52 self.expr=expr
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53 self._smooth_random_items = [random.random() for x in range(100)]
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54 def eval(self,t):
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55 if self.expr=="":
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56 dispatcher.send("expr_error",sender=self,exc="no expr, using 0")
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57 return 0
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58 glo = self.curveset.globalsdict()
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59 glo['t'] = t
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60
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61 glo['nsin'] = lambda x: (math.sin(x * (2 * math.pi)) + 1) / 2
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62 glo['ncos'] = lambda x: (math.cos(x * (2 * math.pi)) + 1) / 2
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63 glo['within'] = lambda a, b: a < t < b
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64 glo['bef'] = lambda x: t < x
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65 glo['aft'] = lambda x: x < t
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66 glo['smoove'] = lambda x: -2 * (x ** 3) + 3 * (x ** 2)
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67
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68 def smooth_random(speed=1):
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69 """1 = new stuff each second, <1 is slower, fade-ier"""
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70 x = (t * speed) % len(self._smooth_random_items)
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71 x1 = int(x)
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72 x2 = (int(x) + 1) % len(self._smooth_random_items)
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73 y1 = self._smooth_random_items[x1]
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74 y2 = self._smooth_random_items[x2]
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75 return y1 + (y2 - y1) * ((x - x1))
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76
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77 def notch_random(speed=1):
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78 """1 = new stuff each second, <1 is slower, notch-ier"""
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79 x = (t * speed) % len(self._smooth_random_items)
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80 x1 = int(x)
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81 y1 = self._smooth_random_items[x1]
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82 return y1
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83
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84 glo['noise'] = smooth_random
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85 glo['notch'] = notch_random
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86
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87 try:
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88 self.lasteval = eval(self.expr,glo)
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89 except Exception,e:
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90 dispatcher.send("expr_error",sender=self,exc=e)
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91 else:
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92 dispatcher.send("expr_error",sender=self,exc="ok")
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93 return self.lasteval
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94
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95 def expr():
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96 doc = "python expression for level as a function of t, using curves"
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97 def fget(self):
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98 return self._expr
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99 def fset(self, value):
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100 self._expr = value
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101 dispatcher("expr_changed",sender=self)
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102 return locals()
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103 expr = property(**expr())
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104
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105 class Subexprview(tk.Frame):
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106 def __init__(self,master,se,**kw):
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107 self.subexpr=se
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108 tk.Frame.__init__(self,master,**kw)
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109 self.evar = tk.StringVar()
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110 e = self.ent = tk.Entry(self,textvariable=self.evar)
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111 e.pack(side='left',fill='x',exp=1)
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112 self.expr_changed()
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113 self.evar.trace_variable('w',self.evar_changed)
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114 dispatcher.connect(self.expr_changed,"expr_changed",
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115 sender=self.subexpr)
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116 self.error = tk.Label(self)
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117 self.error.pack(side='left')
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118 dispatcher.connect(lambda exc: self.error.config(text=str(exc)),
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119 "expr_error",sender=self.subexpr,weak=0)
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120 def expr_changed(self):
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121 if self.subexpr.expr!=self.evar.get():
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122 self.evar.set(self.subexpr.expr)
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123 def evar_changed(self,*args):
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124 self.subexpr.expr = self.evar.get()
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125
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126 class Subterm:
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127 """one Submaster and its Subexpr"""
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128 def __init__(self,submaster,subexpr):
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129 make_attributes_from_args('submaster','subexpr')
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130 def scaled(self,t):
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131 return self.submaster * self.subexpr.eval(t)
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132
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133 class Subtermview(tk.Frame):
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134 def __init__(self,master,st,**kw):
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135 self.subterm = st
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136 tk.Frame.__init__(self,master,bd=1,relief='raised',**kw)
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137 l = tk.Label(self,text="sub %r" % self.subterm.submaster.name)
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138 l.pack(side='left')
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139 sev=Subexprview(self,self.subterm.subexpr)
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140 sev.pack(side='left',fill='both',exp=1)
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141
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142 class Output:
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143 lastsendtime=0
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144 lastsendlevs=None
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145 def __init__(self,subterms):
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146 make_attributes_from_args('subterms')
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147 def send_dmx(self,t):
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148
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149 scaledsubs=[]
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150 for st in self.subterms:
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151 scl = st.scaled(t)
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152 scaledsubs.append(scl)
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153 out = Submaster.sub_maxes(*scaledsubs)
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154 levs = out.get_levels()
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155 now=time.time()
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156 if now-self.lastsendtime>5 or levs!=self.lastsendlevs:
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157 dispatcher.send("output levels",val=levs)
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158 dmxclient.outputlevels(out.get_dmx_list(),
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159 twisted=1,clientid='curvecalc')
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160 self.lastsendtime = now
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161 self.lastsendlevs = levs
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162
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163 def create_status_lines(master):
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164 for signame,textfilter in [
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165 ('input time',lambda t: "%.2fs"%t),
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166 ('output levels',
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167 lambda levels: textwrap.fill("; ".join(["%s:%.2f"%(n,v)
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168 for n,v in
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169 levels.items()[:5]
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170 if v>0]),70)),
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171 ('update period',lambda t: "%.1fms"%(t*1000)),
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172 ('update status',lambda t: str(t)),
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173 ]:
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174 l = tk.Label(master,anchor='w',justify='left')
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175 l.pack(side='top',fill='x')
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176 dispatcher.connect(lambda val,l=l,sn=signame,tf=textfilter:
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177 l.config(text=sn+": "+tf(val)),
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178 signame,weak=0)
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179
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180 def savesubterms(filename,subterms):
205
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181 s=""
202
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182 for st in subterms:
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183 s=s+"%s %s\n" % (st.submaster.name, st.subexpr.expr)
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184
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185 file(filename,'w').write(s)
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186
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187 class SubtermSetView(tk.Frame):
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188 def __init__(self, master, *args, **kw):
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189 tk.Frame.__init__(self, master, *args, **kw)
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190 self.cur_row = 0
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191 self.cur_col = 0
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192 self.ncols = 2
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193 def add_subtermview(self, stv):
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194 stv.grid(row=self.cur_row, column=self.cur_col, sticky='news')
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195 self.columnconfigure(self.cur_col, weight=1)
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196
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197 self.cur_col += 1
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198 self.cur_col %= self.ncols
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199 if self.cur_col == 0:
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200 self.cur_row += 1
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201
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202 def add_one_subterm(subname, curveset, subterms, root, ssv, expr=''):
205
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203 term = Subterm(Submaster.Submaster(subname), Subexpr(curveset,expr))
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204 subterms.append(term)
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205
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206 stv=Subtermview(ssv,term)
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207 # stv.pack(side='top',fill='x')
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208
205
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209 ssv.add_subtermview(stv)
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210
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211 return term
0
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212
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213 def subterm_adder(master, curveset, subterms, root, ssv):
205
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214 f=tk.Frame(master,relief='raised',bd=1)
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215 newname = tk.StringVar()
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216
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217 def add_cmd():
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218 add_one_subterm(newname.get(), curveset, subterms, root, ssv, '')
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219
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220 tk.Button(f,text="new subterm named:", command=add_cmd).pack(side='left')
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221 tk.Entry(f,textvariable=newname).pack(side='left',fill='x',exp=1)
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222 return f
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223
0
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224 #######################################################################
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225 root=tk.Tk()
205
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226 root.tk_setPalette("gray50")
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227 root.wm_geometry("1120x850")
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228 root.tk_focusFollowsMouse()
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229
236
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230 parser = optparse.OptionParser()
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231 options,args = parser.parse_args()
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232
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233 try:
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234 song = args[0]
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235 except IndexError:
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236 raise SystemExit("song name is required, e.g. '05-mix'")
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237
202
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238 music=Music()
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239
197
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240 zc = Zoomcontrol(root)
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241 zc.pack(side='top',fill='x')
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242
202
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243 curveset = Curveset()
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244 csv = Curvesetview(root,curveset)
197
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245 csv.pack(side='top',fill='both',exp=1)
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246
205
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247 ssv = SubtermSetView(root)
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248 ssv.pack(side='top', fill='x')
202
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249
205
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250 root.title("Curemaster 2000MX - %s" % song)
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251
215
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252 musicfilename = showconfig.songFilename(song)
205
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253 maxtime = wavelength(musicfilename)
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254 dispatcher.send("max time",maxtime=maxtime)
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255 dispatcher.connect(lambda: maxtime, "get max time",weak=0)
215
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256 curveset.load(basename=os.path.join(showconfig.curvesDir(),song))
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257
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258 subterms = []
210
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259 subterm_adder(root, curveset, subterms, root, ssv).pack(side='top',fill='x')
216
233ee9b1e561 checked the showconfig patch and fixed bugs
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diff changeset
260 for line in file(showconfig.subtermsForSong(song)):
230
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261 try:
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262 subname,expr = line.strip().split(" ",1)
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263 except ValueError:
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264 subname = line.strip()
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265 expr = ""
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266
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267 term = add_one_subterm(subname, curveset, subterms, root, ssv, expr)
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268
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269 # stv=Subtermview(root,term)
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270 # stv.pack(side='top',fill='x')
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271
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272 out = Output(subterms)
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273
205
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274 def savekey(*args):
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275 print "saving",song
215
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276 savesubterms(showconfig.subtermsForSong(song),subterms)
230
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diff changeset
277 curveset.save(basename=os.path.join(showconfig.curvesDir(),song))
205
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278 print "saved"
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279
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280
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281 root.bind("<Control-Key-s>",savekey)
202
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282
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283 create_status_lines(root)
228
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diff changeset
284 for helpline in ["Bindings: C-s save subterms; B1 drag point; C-B1 curve add point; 1..5 add point at time; Esc see current time; Mousewheel zoom",
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diff changeset
285 "Available in functions: nsin/ncos period=amp=1; within(a,b) bef(x) aft(x) compare to time; smoove(x) cubic smoothstep; curvename(t) eval curve"]:
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diff changeset
286 tk.Label(root,text=helpline, font="Helvetica -12 italic",
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diff changeset
287 anchor='w').pack(side='top',fill='x')
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diff changeset
288
0
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289 recent_t=[]
202
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290 later = None
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291 def update():
202
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292 global later
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293 d = music.current_time()
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294 d.addCallback(update2)
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295 d.addErrback(updateerr)
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296 def updateerr(e):
202
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297 global later
236
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298 dispatcher.send("update status",val=e.getErrorMessage())
202
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diff changeset
299 if later and not later.cancelled and not later.called: later.cancel()
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300 later = reactor.callLater(1,update)
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301 def update2(t):
202
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302 global recent_t,later
236
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303 dispatcher.send("update status",
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304 val="ok: receiving times from music player")
202
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diff changeset
305 if later and not later.cancelled and not later.called: later.cancel()
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306 later = reactor.callLater(.01,update)
0
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307
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308 recent_t = recent_t[-50:]+[t]
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309 period = (recent_t[-1]-recent_t[0])/len(recent_t)
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310 dispatcher.send("update period",val=period)
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311 out.send_dmx(t)
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312 update()
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313
205
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diff changeset
314 #def logprint(msg):
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315 # print "log",msg
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316 #twisted.python.log.addObserver(logprint)
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317
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318 root.bind("<Control-Key-q>",lambda ev: reactor.stop)
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diff changeset
319 root.bind("<Destroy>",lambda ev: reactor.stop)
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320 root.protocol('WM_DELETE_WINDOW', reactor.stop)
0
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321 tksupport.install(root,ms=10)
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322 if 0:
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323 sys.path.append("/home/drewp/projects/editor/pour")
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324 from utils import runstats
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325 runstats("reactor.run()")
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326 else:
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327 reactor.run()