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55 lines
929 B
ReStructuredText
55 lines
929 B
ReStructuredText
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.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
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.. c:namespace:: DTV.video
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.. _VIDEO_CLEAR_BUFFER:
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==================
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VIDEO_CLEAR_BUFFER
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==================
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Name
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----
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VIDEO_CLEAR_BUFFER
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.. attention:: This ioctl is deprecated.
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Synopsis
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--------
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.. c:macro:: VIDEO_CLEAR_BUFFER
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``int ioctl(fd, VIDEO_CLEAR_BUFFER)``
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Arguments
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---------
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.. flat-table::
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:header-rows: 0
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:stub-columns: 0
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- .. row 1
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- int fd
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- File descriptor returned by a previous call to open().
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- .. row 2
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- int request
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- Equals VIDEO_CLEAR_BUFFER for this command.
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Description
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-----------
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This ioctl call clears all video buffers in the driver and in the
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decoder hardware.
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Return Value
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------------
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On success 0 is returned, on error -1 and the ``errno`` variable is set
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appropriately. The generic error codes are described at the
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:ref:`Generic Error Codes <gen-errors>` chapter.
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