pub fn display_overlay(winname: &str, text: &str, delayms: i32) -> Result<()> {
	string_arg!(winname);
	string_arg!(text);
	unsafe { sys::cv_displayOverlay_const_StringX_const_StringX_int(winname.as_ptr(), text.as_ptr(), delayms) }.into_result()
}
/// Displays a text on a window image as an overlay for a specified duration.
/// 
/// The function displayOverlay displays useful information/tips on top of the window for a certain
/// amount of time *delayms*. The function does not modify the image, displayed in the window, that is,
/// after the specified delay the original content of the window is restored.
/// 
/// ## Parameters
/// * winname: Name of the window.
/// * text: Overlay text to write on a window image.
/// * delayms: The period (in milliseconds), during which the overlay text is displayed. If this
/// function is called before the previous overlay text timed out, the timer is restarted and the text
/// is updated. If this value is zero, the text never disappears.
/// 
/// ## C++ default parameters
/// * delayms: 0
Displays a text on a window image as an overlay for a specified duration.
The function displayOverlay displays useful information/tips on top of the window for a certain
amount of time *delayms*. The function does not modify the image, displayed in the window, that is,
after the specified delay the original content of the window is restored.
Displays a text on a window image as an overlay for a specified duration . The function displayOverlay displays useful information / tips on top of the window for a certain amount of time * delayms * . The function does not modify the image displayed in the window that is after the specified delay the original content of the window is restored .
pub fn display_overlay(winname: &str, text: &str, delayms: i32) -> Result<()> {
	string_arg!(winname);
	string_arg!(text);
	unsafe { sys::cv_displayOverlay_const_StringX_const_StringX_int(winname.as_ptr(), text.as_ptr(), delayms) }.into_result()
}
pub fn display_overlay ( winname : & str , text : & str , delayms : i32 ) -> Result < ( ) > { string_arg ! ( winname ) ; string_arg ! ( text ) ; unsafe { sys :: cv_displayOverlay_const_StringX_const_StringX_int ( winname . as_ptr ( ) , text . as_ptr ( ) , delayms ) } . into_result ( ) }
Displays a text on a window image as an overlay for a specified duration.
Displays a text on a window image as an overlay for a specified duration .
winname
&str
text
&str
delayms
i32
c++ default parameters
None