CODE EXAMPLE FOR PYTHON

break line text opencv

    position = (30, 30)
    text = "Some text including newline 
 characters."
    font_scale = 0.75
    color = (255, 0, 0)
    thickness = 3
    font = cv2.FONT_HERSHEY_SIMPLEX
    line_type = cv2.LINE_AA

    text_size, _ = cv2.getTextSize(text, font, font_scale, thickness)
    line_height = text_size[1] + 5
    x, y0 = position
    for i, line in enumerate(text.split("
")):
        y = y0 + i * line_height
        cv2.putText(frame,
                    line,
                    (x, y),
                    font,
                    font_scale,
                    color,
                    thickness,
                    line_type)