.. 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 `. 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 ` chapter.