/* Copyright 1996, ESS Technology, Inc.					*//* SCCSID @(#)mpeg2vid.h	1.8 10/24/97 *//* * $Log$ *//************************************************************ * global variables ************************************************************/GBLDEF_0(int VID_decoding_in_progress, 0);GBLDEF_0(int VID_pic_rate, 0);GBLDEF_0(int VID_pic_type, 0);GBLDEF_0(int VID_top_field_first[4], {0});GBLDEF_0(int VID_field_repeat[4], {0});GBLDEF_0(int VID_current_row, 0);		 /* not used now *//************************************************************ Exported functions. ************************************************************/EXPORT void VID_init(void);EXPORT int VID_decode(void);/************************************************************ * Picture coding type vars - MPEG-2, p.47  ************************************************************/typedef enum {    PIC_RESERVED1		=0,    PIC_INTRA			=1,    PIC_PRED			=2,    PIC_BIDER 			=3,    PIC_DC 			=4,    PIC_RESERVED2		=5,    PIC_RESERVED3		=6,    PIC_RESERVED4		=7,} PIC_TYPE;