diff options
Diffstat (limited to 'Documentation/userspace-api/media/dvb/dmx-remove-pid.rst')
-rw-r--r-- | Documentation/userspace-api/media/dvb/dmx-remove-pid.rst | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/Documentation/userspace-api/media/dvb/dmx-remove-pid.rst b/Documentation/userspace-api/media/dvb/dmx-remove-pid.rst new file mode 100644 index 000000000000..dee553a48b63 --- /dev/null +++ b/Documentation/userspace-api/media/dvb/dmx-remove-pid.rst @@ -0,0 +1,57 @@ +.. Permission is granted to copy, distribute and/or modify this +.. document under the terms of the GNU Free Documentation License, +.. Version 1.1 or any later version published by the Free Software +.. Foundation, with no Invariant Sections, no Front-Cover Texts +.. and no Back-Cover Texts. A copy of the license is included at +.. Documentation/userspace-api/media/fdl-appendix.rst. +.. +.. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections + +.. _DMX_REMOVE_PID: + +============== +DMX_REMOVE_PID +============== + +Name +---- + +DMX_REMOVE_PID + + +Synopsis +-------- + +.. c:function:: int ioctl(fd, DMX_REMOVE_PID, __u16 *pid) + :name: DMX_REMOVE_PID + + +Arguments +--------- + +``fd`` + File descriptor returned by :c:func:`open() <dvb-dmx-open>`. + +``pid`` + PID of the PES filter to be removed. + + +Description +----------- + +This ioctl call allows to remove a PID when multiple PIDs are set on a +transport stream filter, e. g. a filter previously set up with output +equal to :c:type:`DMX_OUT_TSDEMUX_TAP <dmx_output>`, created via either +:ref:`DMX_SET_PES_FILTER` or :ref:`DMX_ADD_PID`. + + +Return Value +------------ + +On success 0 is returned. + +On error -1 is returned, and the ``errno`` variable is set +appropriately. + +The generic error codes are described at the +:ref:`Generic Error Codes <gen-errors>` chapter. |