cv3.video.VideoInterface

class cv3.video.VideoInterface[source]

Bases: object

Base class for video operations.

This class provides common functionality for both VideoCapture and VideoWriter classes. It implements context manager support and basic video stream operations.

stream: The underlying OpenCV video stream.

width

Width of the video frames.

Type:: int

height

Height of the video frames.

Type:: int

stream = None

width = None

height = None

isOpened()[source]

Check if the video stream is opened.

Returns:: True if the stream is opened, False otherwise.
Return type:: bool

property is_opened

Check if the video stream is opened (property version).

Type:: bool

release()[source]: Release the video stream and free associated resources.

Note

If the stream has not been started, a warning will be issued.

property shape

Shape of the video frames as (width, height).

Type:: tuple

__enter__()[source]

Enter the runtime context for the video stream.

Returns:: This video interface instance.
Return type:: VideoInterface

__exit__(exc_type, exc_val, exc_tb)[source]

Exit the runtime context for the video stream.

This method ensures the video stream is released when exiting the context manager.

close(): Alias for release().