1 .. -*- coding: utf-8; mode: rst -*-
3 .. _VIDEO_STILLPICTURE:
14 .. attention:: This ioctl is deprecated.
19 .. c:function:: int ioctl(fd, VIDEO_STILLPICTURE, struct video_still_picture *sp)
20 :name: VIDEO_STILLPICTURE
35 - File descriptor returned by a previous call to open().
41 - Equals VIDEO_STILLPICTURE for this command.
45 - struct video_still_picture \*sp
47 - Pointer to a location where an I-frame and size is stored.
53 This ioctl call asks the Video Device to display a still picture
54 (I-frame). The input data shall contain an I-frame. If the pointer is
55 NULL, then the current displayed still picture is blanked.
61 On success 0 is returned, on error -1 and the ``errno`` variable is set
62 appropriately. The generic error codes are described at the
63 :ref:`Generic Error Codes <gen-errors>` chapter.