0001 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
0002 .. c:namespace:: DTV.video
0003
0004 .. _VIDEO_GET_FRAME_COUNT:
0005
0006 =====================
0007 VIDEO_GET_FRAME_COUNT
0008 =====================
0009
0010 Name
0011 ----
0012
0013 VIDEO_GET_FRAME_COUNT
0014
0015 .. attention:: This ioctl is deprecated.
0016
0017 Synopsis
0018 --------
0019
0020 .. c:macro:: VIDEO_GET_FRAME_COUNT
0021
0022 ``int ioctl(int fd, VIDEO_GET_FRAME_COUNT, __u64 *pts)``
0023
0024 Arguments
0025 ---------
0026
0027 .. flat-table::
0028 :header-rows: 0
0029 :stub-columns: 0
0030
0031 - .. row 1
0032
0033 - int fd
0034
0035 - File descriptor returned by a previous call to open().
0036
0037 - .. row 2
0038
0039 - int request
0040
0041 - Equals VIDEO_GET_FRAME_COUNT for this command.
0042
0043 - .. row 3
0044
0045 - __u64 \*pts
0046
0047 - Returns the number of frames displayed since the decoder was
0048 started.
0049
0050 Description
0051 -----------
0052
0053 This ioctl is obsolete. Do not use in new drivers. For V4L2 decoders
0054 this ioctl has been replaced by the ``V4L2_CID_MPEG_VIDEO_DEC_FRAME``
0055 control.
0056
0057 This ioctl call asks the Video Device to return the number of displayed
0058 frames since the decoder was started.
0059
0060 Return Value
0061 ------------
0062
0063 On success 0 is returned, on error -1 and the ``errno`` variable is set
0064 appropriately. The generic error codes are described at the
0065 :ref:`Generic Error Codes <gen-errors>` chapter.
