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- .. -*- coding: utf-8; mode: rst -*-
- .. _VIDEO_CLEAR_BUFFER:
- ==================
- VIDEO_CLEAR_BUFFER
- ==================
- Name
- ----
- VIDEO_CLEAR_BUFFER
- .. attention:: This ioctl is deprecated.
- Synopsis
- --------
- .. c:function:: int ioctl(fd, VIDEO_CLEAR_BUFFER)
- :name: VIDEO_CLEAR_BUFFER
- Arguments
- ---------
- .. flat-table::
- :header-rows: 0
- :stub-columns: 0
- - .. row 1
- - int fd
- - File descriptor returned by a previous call to open().
- - .. row 2
- - int request
- - Equals VIDEO_CLEAR_BUFFER for this command.
- Description
- -----------
- This ioctl call clears all video buffers in the driver and in the
- decoder hardware.
- Return Value
- ------------
- On success 0 is returned, on error -1 and the ``errno`` variable is set
- appropriately. The generic error codes are described at the
- :ref:`Generic Error Codes <gen-errors>` chapter.
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