Android: Get dimensions of current screen content via adb -

i´m looking way dimensions of current screen content using adb. (not dimensions of display)

for example: display dimensions: width = 100 px; height = 100 px

an app needs width of 100px , height of 200.px

if want see whole content of app, have scroll down. in case dimensions of current screen content 100 x 200px , have scroll down once.

in acutal case height of app dynamic. don´t know how have scroll down, until i´ve seen whole content of app.

is there way information using adb?