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Others/py/apple.py

@@ -0,0 +1,135 @@
+import cv2, numpy as np
+import time,os,sys; now=time.time
+
+grays = [*(" .-:=*+%@#" if 0 else " .-~:;!=*%$@#")]
+def ascii(img, wh=np.int32(os.popen('stty size', 'r').read().split()[::-1])  ):
+  a=cv2.cvtColor(cv2.resize(img, wh) , cv2.COLOR_BGR2GRAY)
+  b=asci[ np.int32(a)*len(asci)//256 ]
+  return np.array([''.join(y) for y in b])
+
+doDiff=0
+match os.environ.get('cp'):
+  case None:pass
+  case "sq":
+    import quadtree
+  case "tri":
+    from scipy.spatial import Delaunay,Voronoi
+  case "dot":
+    import circlify
+  case _: grays=[f'\x1B[{c}m ' for c in [40,100,47,37,107] ]; doDiff=1
+def lineANSI():
+  a=iter(lambda:'',0)
+  while True:
+    b=yield
+    for i in (np.where(a!=b)[0] if doDiff else range(b.size)): sys.stdout.write("\x1B[%d;0H%s" % (i,b[i]))
+    a=b
+
+asci=np.array(grays)
+
+def mpread(fp):
+  cap,ok,f = cv2.VideoCapture(fp), True, None
+  fps = 1/cap.get(cv2.CAP_PROP_FPS)
+  @task
+  def seek():
+    t,t0=0,0; nonlocal f
+    for x in os.popen('ffplay 2>&1 %s' %(repr(fp),) ):
+      try:
+        t=float(x.strip().split(' ',1)[0]); (t0:=t,f:=lambda:cap.set(cv2.CAP_PROP_POS_MSEC, t*1000) ) if abs(t-t0)>11 else ()
+      except:pass
+  try:
+    while ok:
+      t0=now()
+      if f:f();f=None
+      ok,img=cap.read()
+      yield img; t=now()
+      while now()<t+(fps-(t-t0)):pass
+  except:pass
+
+from scipy.spatial import KDTree
+
+def kd(d,f):
+  K=[];D=KDTree(np.array([K.append(k)or f(v) for k,v in d.items()] ))
+  return lambda v: K[D.query(v)[1]]
+
+def caca(ch):
+  f=lambda v:np.uint8([int(v[i:i+2],16) for i in range(1,7,2)])
+  return kd(ch,f),{k:f(v)for k,v in ch.items()}
+
+mockTTY=lambda g, wh,f :\
+  cv2.resize(f(cv2.resize(g,wh)), g.shape[:-1][::-1])
+
+colorANSI = caca({
+  30: '#000000',
+  31: '#800000',
+  32: '#008000',
+  33: '#808000',
+  34: '#000080',
+  35: '#800080',
+  36: '#008080',
+  37: '#c0c0c0',
+  90: '#555555',
+  91: '#ff5555',
+  92: '#55ff55',
+  93: '#ffff55',
+  94: '#5555ff',
+  95: '#ff55ff',
+  96: '#55ffff',
+  97: '#ffffff'
+})
+
+import json,shlex
+def gjs(s):
+  js=lambda s :\
+   os.popen(f'dbus-send --session --print-reply /org/gnome/Shell --dest=org.gnome.Shell org.gnome.Shell.Eval {shlex.quote("string:"+s)}|tail -n+3').read() [11:-2]
+  def bad():raise SyntaxError(v)
+  k=f"this.${time.time_ns()}"
+  if( v:=js("(async()=>{"+s+"}"+f")().then(r=>{k}=r||null).catch(e=>{k}=e+'')")) !='{}':bad()
+  while ''==(v:=js(k)): time.sleep(.1)
+  try:js("delete "+k); return json.loads(v or 'null')
+  except:bad()
+
+def ffread(v,w,h):
+  with os.popen(f'ffmpeg -s {w}x{h} {v} -c:v rawvideo -pix_fmt bgr24 -loglevel quiet -f image2pipe -') as p:
+    while (b:=p.buffer.read(w*h*3)): yield np.frombuffer(b, np.uint8).reshape(h,w,3)
+
+def ffrec(f):
+  wi=win('REC'); x,y,w,h=wi.cropScr()
+  for x in ffread(f'-f x11grab -i :0+{x},{y}' if os.name!='nt' else f'-f gdigrab -i desktop -offset_x {x} -offset_y {y}',w,h):
+    wi.imshow(f(x));cv2.waitKey(1)
+
+class win:
+  def __init__(o,k,chk=cv2.WINDOW_NORMAL):o.k=k; cv2.namedWindow(k,chk)
+  def off(o): cv2.destroyWindow(o.k)
+  __getattr__=lambda o,k:o.__dict__.get(k) or (lambda*a:getattr(cv2,k)(o.k,*a))
+  __setitem__=lambda o,k,v: cv2.setWindowProperty(o.k,k,v)
+  def cropScr(w):
+    try:
+      r=gjs('''
+      let ucall=(o,k, f)=>new Promise(ok=>{f=o[k];if(!f.did){f=f.bind(o);o[k]=(...a)=>(o[k].did(a),f(...a))} o[k].did=ok})
+
+      var o=Main.screenshotUI,r
+      o.open(); await ucall(o,'close'); r=o._getSelectedGeometry()
+      return r[3]?r: globalThis.eval(`
+        with(o._windowSelectors[0].windows().find(x=>x.checked).boundingBox){[x,y,width,height] }  `)
+      ''')
+    except:
+      from PIL import ImageGrab
+      w[cv2.WND_PROP_FULLSCREEN]=1
+      r=w.selectROI(np.array(ImageGrab.grab()));w.off()
+    return r
+
+if 0:
+  @ffrec
+  def f(x):
+    A,B=colorANSI
+    return mockTTY(x,(30,24),lambda x:  np.apply_along_axis(lambda x:B[A(x)], 2,x) )
+
+import threading
+task=lambda f: threading.Thread(target=f).start()
+
+_,s=sys.argv
+try:
+  print(*ascii(cv2.imread(s)),"\x1B[0m", sep="\n")
+except:
+  io=lineANSI(); next(io)
+  for x in mpread(s): io.send(ascii(x))

Others/py/bin.py

@@ -0,0 +1,58 @@
+from socket import*
+import json as J
+json=(J.loads,J.dumps)
+import struct as S
+import io
+
+class Bin:
+  def __init__(o,pat): o.m=pat; o._n=S.calcsize(pat)
+  def read(o, s):return S.unpack(o.m, s.read(o._n))
+  def write(o, s,obj):s.write(S.pack(o.m, obj))
+
+letIf=lambda o,p,f:f(o)if p else o
+def bin(pat):
+  n=S.calcsize(pat); return(
+  lambda s:letIf(S.unpack(pat, s.read(n)), len(pat)==1,lambda x:x[0]),
+  lambda s,o:s.write(S.pack(pat, o)) )
+
+def lenPrefix(m):
+  a,b=m; A=lambda s: s.read(a(s))
+  def B(s,o): b(s,len(o)); s.write(o)
+  return A,B
+def pipe(f2,F2):
+  a,b=f2;A,B=F2
+  return (lambda s:A(a(s)) ), lambda s,o:b(s,bytes(B(o),enc))
+
+enc='utf8'
+class Binary:
+  def __init__(o,it, **cd):
+    if isinstance(it,(str,bytes,list)): it=io.BytesIO(bytes(it,**cd))
+    o.read=it.read or it.recv
+    o.write=it.write or it.send
+    o.val=it.getvalue
+  def r(o, pat):return pat[0](o)
+  def w(o, pat,obj):pat[1](o,obj)
+
+mdFile= pipe(lenPrefix(bin("i")),json) #can use marshal however
+
+b=Binary("",encoding="utf8")
+b.w(mdFile,[1,2,3])
+Binary(b.val()).r(mdFile)
+
+
+def mlist(*m, flat={0}):
+  def A(s,a):
+    a.append(ns:=[])
+    for i,x in enumerate(m):
+      one=x[0](s)
+      if i in flat: a.extend(one); ns.append(len(one))
+      else: a.append(one)
+  def B(s,a):
+    ns=a.pop(0)
+    for i,x in enumerate(m):
+        n=ns.pop()if(i in flat)else 1
+        x[1](s,a[:n]);del a[:n]
+  return onnew(list,A),B
+onnew=lambda make,f:lambda*a: f(*a,make())
+
+mJF=mlist(mJ,mBuf)