1 .. -*- coding: utf-8; mode: rst -*-
18 .. cpp:function:: int ioctl(fd, int request = VIDEO_PLAY)
33 - File descriptor returned by a previous call to open().
39 - Equals VIDEO_PLAY for this command.
45 This ioctl is for DVB devices only. To control a V4L2 decoder use the
46 V4L2 :ref:`VIDIOC_DECODER_CMD` instead.
48 This ioctl call asks the Video Device to start playing a video stream
49 from the selected source.
55 On success 0 is returned, on error -1 and the ``errno`` variable is set
56 appropriately. The generic error codes are described at the
57 :ref:`Generic Error Codes <gen-errors>` chapter.