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- .. -*- coding: utf-8; mode: rst -*-
- .. _DMX_START:
- =========
- DMX_START
- =========
- Name
- ----
- DMX_START
- Synopsis
- --------
- .. c:function:: int ioctl( int fd, DMX_START)
- :name: DMX_START
- Arguments
- ---------
- ``fd``
- File descriptor returned by :c:func:`open() <dvb-dmx-open>`.
- Description
- -----------
- This ioctl call is used to start the actual filtering operation defined
- via the ioctl calls :ref:`DMX_SET_FILTER` or :ref:`DMX_SET_PES_FILTER`.
- Return Value
- ------------
- On success 0 is returned.
- On error -1 is returned, and the ``errno`` variable is set
- appropriately.
- .. tabularcolumns:: |p{2.5cm}|p{15.0cm}|
- .. flat-table::
- :header-rows: 0
- :stub-columns: 0
- - .. row 1
- - ``EINVAL``
- - Invalid argument, i.e. no filtering parameters provided via the
- :ref:`DMX_SET_FILTER` or :ref:`DMX_SET_PES_FILTER` ioctls.
- - .. row 2
- - ``EBUSY``
- - This error code indicates that there are conflicting requests.
- There are active filters filtering data from another input source.
- Make sure that these filters are stopped before starting this
- filter.
- The generic error codes are described at the
- :ref:`Generic Error Codes <gen-errors>` chapter.
|
