/* * video_output.h *//* SUCCESS and FAILURE definitions for video display functions */#define VOSD_SUCCESS 0#define VOSD_FAILURE -1/*  Function prototypes */int video_osd_setup(int *osdFdByRef, int *attrFdByRef, char *osdDevice, 			char *attrDevice, unsigned char trans, 			unsigned short **osdDisplayByRef, 			unsigned short **attrDisplayByRef);int video_osd_place(unsigned short *osdDisplay, unsigned short *attrDisplay, 		unsigned short *picture, unsigned char trans,		int x_offset, int y_offset, int x_picsize, int y_picsize);int video_osd_cleanup(int osdFd, int attrFd, unsigned short *osdDisplay, 			unsigned short *attrDisplay);int video_osd_scroll(unsigned short *osdDisplay, unsigned short *attrDisplay, 		unsigned short *picture,		int x_offset, int y_offset, int x_picsize, int y_picsize,		int x_scroll, int y_scroll);int video_osd_circframe(unsigned short *osdDisplay, 		unsigned short *attrDisplay, unsigned short fillval, 		unsigned char trans);