Merge pull request opencv#18178 from catree:improve_camera_matrix_doc

Author: alalek

doc/mymath.js

@@ -9,6 +9,9 @@ MathJax.Hub.Config(
           forkfour: ["\\left\\{ \\begin{array}{l l} #1 & \\mbox{#2}\\\\ #3 & \\mbox{#4}\\\\ #5 & \\mbox{#6}\\\\ #7 & \\mbox{#8}\\\\ \\end{array} \\right.", 8],
           vecthree: ["\\begin{bmatrix} #1\\\\ #2\\\\ #3 \\end{bmatrix}", 3],
           vecthreethree: ["\\begin{bmatrix} #1 & #2 & #3\\\\ #4 & #5 & #6\\\\ #7 & #8 & #9 \\end{bmatrix}", 9],
+          cameramatrix: ["#1 = \\begin{bmatrix} f_x & 0 & c_x\\\\ 0 & f_y & c_y\\\\ 0 & 0 & 1 \\end{bmatrix}", 1],
+          distcoeffs: ["(k_1, k_2, p_1, p_2[, k_3[, k_4, k_5, k_6 [, s_1, s_2, s_3, s_4[, \\tau_x, \\tau_y]]]]) \\text{ of 4, 5, 8, 12 or 14 elements}"],
+          distcoeffsfisheye: ["(k_1, k_2, k_3, k_4)"],
           hdotsfor: ["\\dots", 1],
           mathbbm: ["\\mathbb{#1}", 1],
           bordermatrix: ["\\matrix{#1}", 1]

doc/mymath.sty

@@ -51,3 +51,20 @@
  #7 & #8 & #9
 \end{bmatrix}
 }
+
+\newcommand{\cameramatrix}[1]{
+#1 =
+\begin{bmatrix}
+ f_x & 0 & c_x\\
+ 0 & f_y & c_y\\
+ 0 & 0 & 1
+\end{bmatrix}
+}
+
+\newcommand{\distcoeffs}[]{
+(k_1, k_2, p_1, p_2[, k_3[, k_4, k_5, k_6 [, s_1, s_2, s_3, s_4[, \tau_x, \tau_y]]]]) \text{ of 4, 5, 8, 12 or 14 elements}
+}
+
+\newcommand{\distcoeffsfisheye}[]{
+(k_1, k_2, k_3, k_4)
+}