1 .. -*- coding: utf-8; mode: rst -*-
14 .. attention:: This ioctl is deprecated.
19 .. c:function:: int ioctl(int fd, VIDEO_COMMAND, struct video_command *cmd)
35 - File descriptor returned by a previous call to open().
41 - Equals VIDEO_COMMAND for this command.
45 - struct video_command \*cmd
47 - Commands the decoder.
53 This ioctl is obsolete. Do not use in new drivers. For V4L2 decoders
54 this ioctl has been replaced by the
55 :ref:`VIDIOC_DECODER_CMD` ioctl.
57 This ioctl commands the decoder. The ``video_command`` struct is a
58 subset of the ``v4l2_decoder_cmd`` struct, so refer to the
59 :ref:`VIDIOC_DECODER_CMD` documentation for
66 On success 0 is returned, on error -1 and the ``errno`` variable is set
67 appropriately. The generic error codes are described at the
68 :ref:`Generic Error Codes <gen-errors>` chapter.