INNER CODE UNIT · Python

capture

Chanchaldhiman/CANviz · backend/canviz/cli.py:758

def capture(
    interface: InterfaceOpt = "gs_usb",
    channel: ChannelOpt = "",
    index: IndexOpt = 0,
    bitrate: BitrateOpt = 500_000, 
    output: Annotated[
        Optional[Path],
        typer.Option("--output", "-o", help="Output file path (default: canviz_YYYYMMDD_HHMMSS.json)"),
    ] = None,
    duration: Annotated[
        Optional[float],
        typer.Option("--duration", "-d", help="Capture duration in seconds (default: run until Ctrl+C)"),
    ] = None,
) -> None:
    """
    Capture CAN frames to a JSON file.

    Records every raw frame (id, dlc, data, timestamp) to disk.

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