This ioctl is deprecated. Synopsis

int ioctl(fd, VIDEO_STILLPICTURE, struct video_still_picture *sp) Arguments

int fd File descriptor returned by a previous call to open().
int request Equals VIDEO_STILLPICTURE for this command.
struct video_still_picture *sp Pointer to a location where an I-frame and size is stored. Description

This ioctl call asks the Video Device to display a still picture (I-frame). The input data shall contain an I-frame. If the pointer is NULL, then the current displayed still picture is blanked. Return Value

On success 0 is returned, on error -1 and the errno variable is set appropriately. The generic error codes are described at the Generic Error Codes chapter.