Calculates the width and height of a text string

[siz, baseLine] = cv.getTextSize(text)
[...] = cv.getTextSize(..., 'OptionName', optionValue, ...)

Input

• text Input text string.

Output

• siz Size of a box that contains the specified text [w,h].
• baseLine y-coordinate of the baseline relative to the bottom-most text point. The baseline is the line on which the bottoms of characters such as 'a' and 'b' are aligned. Characters such as 'y' and 'g' hang below the baseline.

Options

• FontFace Font to use. One of the following:
  • HersheySimplex (default)
  • HersheyPlain
  • HersheyDuplex
  • HersheyComplex
  • HersheyTriplex
  • HersheyComplexSmall
  • HersheyScriptSimplex
  • HersheyScriptComplex
• FontStyle Font style. One of:
  • Regular (default)
  • Italic
• FontScale Font scale factor that is multiplied by the font-specific base size. default 1.0
• Thickness Thickness of lines used to render the text. default 1

The function cv.getTextSize calculates and returns the size of a box that contains the specified text.

Example

Refer to the draw_text_demo.m sample. The code renders some text, the tight box surrounding it, and the baseline.