Waits for a pressed key.
Namespace: OpenCvSharp.CPlusPlus
Assembly: OpenCvSharp.CPlusPlus (in OpenCvSharp.CPlusPlus.dll) Version: 1.0.0.0 (1.0.0.0)
Syntax
Parameters
- delay (Optional)
- Type: SystemInt32
Delay in milliseconds. 0 is the special value that means ”forever”
Return Value
Type: Int32Returns the code of the pressed key or -1 if no key was pressed before the specified time had elapsed.
See Also