| .. -*- coding: utf-8; mode: rst -*- | |
| .. _func-close: | |
| ************ | |
| V4L2 close() | |
| ************ | |
| Name | |
| ==== | |
| v4l2-close - Close a V4L2 device | |
| Synopsis | |
| ======== | |
| .. code-block:: c | |
| #include <unistd.h> | |
| .. c:function:: int close( int fd ) | |
| :name: v4l2-close | |
| Arguments | |
| ========= | |
| ``fd`` | |
| File descriptor returned by :ref:`open() <func-open>`. | |
| Description | |
| =========== | |
| Closes the device. Any I/O in progress is terminated and resources | |
| associated with the file descriptor are freed. However data format | |
| parameters, current input or output, control values or other properties | |
| remain unchanged. | |
| Return Value | |
| ============ | |
| The function returns 0 on success, -1 on failure and the ``errno`` is | |
| set appropriately. Possible error codes: | |
| EBADF | |
| ``fd`` is not a valid open file descriptor. |