68 lines
3.2 KiB
Python
68 lines
3.2 KiB
Python
"""Run on box: XTest input to decoded marker. Excludes USB and scanout."""
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import ctypes as C
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import os
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import json
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import statistics
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import subprocess
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import time
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os.environ.update(DISPLAY=':0',XAUTHORITY='/home/armbian/.Xauthority')
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x=C.CDLL('libX11.so.6'); t=C.CDLL('libXtst.so.6')
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x.XOpenDisplay.restype=C.c_void_p
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x.XDefaultRootWindow.argtypes=[C.c_void_p]; x.XDefaultRootWindow.restype=C.c_ulong
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x.XSync.argtypes=[C.c_void_p,C.c_int]
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x.XGetImage.argtypes=[C.c_void_p,C.c_ulong,C.c_int,C.c_int,C.c_uint,C.c_uint,C.c_ulong,C.c_int]; x.XGetImage.restype=C.c_void_p
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x.XGetPixel.argtypes=[C.c_void_p,C.c_int,C.c_int]; x.XGetPixel.restype=C.c_ulong
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x.XDestroyImage.argtypes=[C.c_void_p]
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x.XStringToKeysym.argtypes=[C.c_char_p]; x.XStringToKeysym.restype=C.c_ulong
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x.XKeysymToKeycode.argtypes=[C.c_void_p,C.c_ulong];x.XKeysymToKeycode.restype=C.c_uint
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t.XTestFakeMotionEvent.argtypes=[C.c_void_p,C.c_int,C.c_int,C.c_int,C.c_ulong]
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t.XTestFakeButtonEvent.argtypes=[C.c_void_p,C.c_uint,C.c_int,C.c_ulong]
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t.XTestFakeKeyEvent.argtypes=[C.c_void_p,C.c_uint,C.c_int,C.c_ulong]
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d=x.XOpenDisplay(None);assert d;root=x.XDefaultRootWindow(d)
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pid=int(subprocess.check_output(['pgrep','-x','moonlight']).strip())
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assert int(subprocess.check_output(['xdotool','getwindowfocus','getwindowpid']).strip())==pid
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def key(name):
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code=x.XKeysymToKeycode(d,x.XStringToKeysym(name.encode()));assert code
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t.XTestFakeKeyEvent(d,code,1,0);t.XTestFakeKeyEvent(d,code,0,0);x.XSync(d,0)
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def move(px,py):
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t.XTestFakeMotionEvent(d,-1,px,py,0);x.XSync(d,0)
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def read():
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im=x.XGetImage(d,root,40,1380,1320,1,0xffffffff,2);assert im
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try:
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def val(offset,n):
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pixels=[x.XGetPixel(im,offset+20+i*40,0)&0xffffff for i in range(n)]
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if any(0x404040<v<0xc0c0c0 for v in pixels):return -1
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return sum((1<<i) for i,v in enumerate(pixels) if v>0xc0c0c0)
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return val(0,16),val(760,8),val(1120,4)
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finally:x.XDestroyImage(im)
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def await_marker(m,s):
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deadline=time.monotonic()+4
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while time.monotonic()<deadline:
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seen,magic,mode=read()
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if (seen,magic,mode)==(s,0x5a,m):return
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time.sleep(.002)
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raise AssertionError(('marker timeout',m,s,read()))
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def sample(m,s,action):
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start=time.monotonic();action();await_marker(m,s);return (time.monotonic()-start)*1000
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def stats(a):
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b=sorted(a);return dict(samples_ms=a,p50=statistics.median(b),p95=b[int(len(b)*.95)],maximum=max(b))
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result={'pid':pid,'method':'XTest to decoded unique GTK marker; actual buttons/masked entry; submit has no backend; no USB/scanout'}
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for m in [1,2,3]:
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move(300,300);time.sleep(.4);key('F'+str(m));await_marker(m,0)
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values=[]
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for i in range(1,51):
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px=750 if i%2 else 1750
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if m==1: action=lambda:move(px,550)
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elif m==2:
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move(px,550);time.sleep(.12)
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def action():
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t.XTestFakeButtonEvent(d,1,1,0);x.XSync(d,0);time.sleep(.04)
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t.XTestFakeButtonEvent(d,1,0,0);x.XSync(d,0)
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else:action=lambda:key('a')
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values.append(sample(m,i,action));time.sleep(.12)
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result[{1:'hover',2:'click_release',3:'masked_character'}[m]]=stats(values)
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if m==3:result['synthetic_submit_ms']=sample(m,1050,lambda:key('Return'))
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print(json.dumps(result))
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