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- .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
- .. c:namespace:: DTV.dmx
- .. _DMX_ADD_PID:
- ===========
- DMX_ADD_PID
- ===========
- Name
- ----
- DMX_ADD_PID
- Synopsis
- --------
- .. c:macro:: DMX_ADD_PID
- ``int ioctl(fd, DMX_ADD_PID, __u16 *pid)``
- Arguments
- ---------
- ``fd``
- File descriptor returned by :c:func:`open()`.
- ``pid``
- PID number to be filtered.
- Description
- -----------
- This ioctl call allows to add multiple PIDs to a transport stream filter
- previously set up with :ref:`DMX_SET_PES_FILTER` and output equal to
- :c:type:`DMX_OUT_TSDEMUX_TAP <dmx_output>`.
- Return Value
- ------------
- On success 0 is returned.
- On error -1 is returned, and the ``errno`` variable is set
- appropriately.
- Generic error codes are described at the
- :ref:`Generic Error Codes <gen-errors>` chapter.
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