OpenCV has various drawing functions to draw geometric shapes such as line, rectangle, circle and write text on images.
The getTextSize function calculates and returns width and height of a...

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OpenCV provides functionality to draw geometric shapes such as line, rectangle, circle, etc.
The polylines function can be used for drawing polyline. It is a continuous line composed of one...

OpenCV provides many functions to draw geometric shapes such as line, rectangle, circle, etc.
The ellipse function can be used to draw ellipse or ellipse arc by providing x and...

OpenCV offers functionality for drawing various geometric shapes such as line, rectangle, circle, etc.
The rectangle function can be used to draw a rectangle by specifying x and y coordinates...

OpenCV provides various functions for drawing geometric shapes such as line, rectangle, circle, etc.
The drawMarker function draws marker on an image by predefined x and y coordinates, marker type...

OpenCV has many functions to draw various shapes such as line, rectangle, circle, etc.
The arrowedLine function draws an arrow line that pointing from the first point to the second...

OpenCV offers many drawing functions that can be used to draw geometric shapes and write text on an image.
The putText function can be used to write text on an...

OpenCV offers many drawing functions that can be used to draw various geometric shapes such as line, rectangle, circle, etc.
The circle function can be used to draw a circle...

OpenCV provides functionality for drawing geometric shapes such as line, rectangle, circle, etc.
The line function can be used to draw a line between two points by specifying x and...

With each release of OpenCV, new features and various changes are introduced. Also, various bugs are fixed. If the OpenCV code snippet is not working due unavailable function, cause of...