I cant make z axis straight up

stuffmatic / fSpy

A cross platform app for quick and easy still image camera matching

https://fspy.io

GNU General Public License v3.0

2.25k stars 214 forks source link

I cant make z axis straight up #24

Closed MSCreationAndMore closed 4 years ago

MSCreationAndMore commented 5 years ago

Hello Stuffmatic

i want to use fspy for furniture modeling every thing is correct except z axis i cant make it straight even if i choose manual principal point , regular if i draw with one/two vanishing point i can make any straight line in z axis Capture02 Capture01

stuffmatic commented 4 years ago

Possible clues: If the image has been asymmetrically cropped, two vanishing points will not be enough to compute the camera parameters. Also, it seems the y axis vanishing point lines are near-parallel, which may lead to inaccurate results.