#ifndef MVI_H
#define MVI_H

#define MVI_MAX_X (256)
#define MVI_MAX_Y (256)

typedef struct mvi_t            /*  Movie-related stuff.                */
{
    FILE    *f;                 /*  Current movie file.                 */
    int      fr;                /*  Current movie frame #.              */
    int      last_fr;           /*  Last movie frame # (decode only)    */
    int      x_dim, y_dim;      /*                                      */
    uint8_t *vid;               /*  Previous movie frame.               */
    uint8_t  bbox[8][4];        /*  Previous bounding boxes.            */
    uint32_t tot_bytes;         /*  Total bytes in movie file.          */
    uint32_t rpt_frames;        /*  Number of frames skipped            */
    uint32_t rpt_rows;          /*  Number of repeated rows in frames   */
#ifndef NO_LZO
    uint32_t tot_lzosave;       /*  Total bytes saved by LZO            */
#endif
} mvi_t;


void mvi_init(mvi_t *movie, int x_dim, int y_dim);
void mvi_wr_frame(mvi_t *movie, uint8_t *vid, uint8_t bbox[8][4]);
int  mvi_rd_frame(mvi_t *movie, uint8_t *vid, uint8_t bbox[8][4]);

/* Flags returned by mvi_rd_frame */
#define MVI_FR_SAME (1)     /* set if movie file skipped the frame  */
#define MVI_BB_SAME (2)     /* set if movie file skipped the bbox   */
#define MVI_NEW_DIM (4)     /* set if movie changed dimensions.     */

#endif