#define VIDEO_SCANNER_6502_CYCLES 17030

// Globals (Public)

	extern uint16_t g_nVideoClockVert;
	extern uint16_t g_nVideoClockHorz;
	extern uint8_t* g_NTSC_pLines[384];
	extern void (* g_pNTSC_FuncVideoUpdate)(long);

// Prototypes (Public) ________________________________________________
	extern void    NTSC_SetVideoTextMode( int cols );
	extern void    NTSC_SetVideoMode( int flags );
	extern void    NTSC_SetVideoStyle();

	extern void    NTSC_UpdateVideoText40    (long cycles);
	extern void    NTSC_UpdateVideoText80    (long cyckes);
	extern void    NTSC_UpdateVideoLores40   (long cycles);
	extern void    NTSC_UpdateVideoDblLores40(long cycles);
	extern void    NTSC_UpdateVideoDblLores80(long cycles);
	extern void    NTSC_UpdateVideoHires40   (long cycles);
	extern void    NTSC_UpdateVideoDblHires40(long cycles);
	extern void    NTSC_UpdateVideoDblHires80(long cycles);

	extern uint8_t NTSC_VideoByte(unsigned long);
	extern void    NTSC_VideoCreateDIBSection();
	extern void    NTSC_VideoInit( uint8_t *pFramebuffer );
	extern void    NTSC_VideoInitAppleType ();
	extern int     NTSC_VideoIsVbl();
	extern void    NTSC_VideoUpdateCycles( long cycles );