main
. . . . . . . . .
v1
. .
v2
. .
v3
. .
v4
. . . . . . . .
v3
. .
...3...........................
fix
.
no fix
. . 0
. . 1
. . 2
. . 3
. . 4
. .
mon_fig
. . . . . . H=
. . .
. . . . . . . L=
. . .
mon_fig52
"
8.5sm 2m=64px= 2.43° 0.40";
onFocus="this.select();" onKeyUp="f_ev_f12();
u=h/l
http://qaru.site/questions/14061265/take-snapshot-from-webcam-on-website img = Object.assign({}, img2);