1 .. -*- coding: utf-8; mode: rst -*-
3 .. _VIDEO_GET_CAPABILITIES:
12 VIDEO_GET_CAPABILITIES
18 .. cpp:function:: int ioctl(fd, int request = VIDEO_GET_CAPABILITIES, unsigned int *cap)
33 - File descriptor returned by a previous call to open().
39 - Equals VIDEO_GET_CAPABILITIES for this command.
45 - Pointer to a location where to store the capability information.
51 This ioctl call asks the video device about its decoding capabilities.
52 On success it returns and integer which has bits set according to the
53 defines in section ??.
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.