Camera Parameters: Difference between revisions

Line 7: Line 7:
* Focal Length \(f\) - this determines the field of view.
* Focal Length \(f\) - this determines the field of view.
* Image Center  \(\mathbf{o} = (o_x, o_y)\) (also known as principal point)
* Image Center  \(\mathbf{o} = (o_x, o_y)\) (also known as principal point)
* Size of pixels \(\mathbf{s} = (s_x, s_y)\) (based on the resolution
* Size of pixels \(\mathbf{s} = (s_x, s_y)\) (based on the resolution)
* Axis skew \(s\) typically 0
* Axis skew \(s\) typically 0


Line 15: Line 15:
M_{int} =  
M_{int} =  
\begin{bmatrix}
\begin{bmatrix}
f/s_x & s & o_x\\
f & s & o_x\\
0 & f/s_y & o_y\\
0 & f & o_y\\
0 & 0 & 1  
0 & 0 & 1  
\end{bmatrix}
\end{bmatrix}