1 .. -*- coding: utf-8; mode: rst -*-
18 .. cpp:function:: int ioctl(fd, int request = VIDEO_GET_NAVI , video_navi_pack_t *navipack)
33 - File descriptor returned by a previous call to open().
39 - Equals VIDEO_GET_NAVI for this command.
43 - video_navi_pack_t \*navipack
45 - PCI or DSI pack (private stream 2) according to section ??.
51 This ioctl returns navigational information from the DVD stream. This is
52 especially needed if an encoded stream has to be decoded by the
59 On success 0 is returned, on error -1 and the ``errno`` variable is set
60 appropriately. The generic error codes are described at the
61 :ref:`Generic Error Codes <gen-errors>` chapter.
74 - driver is not able to return navigational information