/*
 * This file is part of MPlayer.
 *
 * MPlayer is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * MPlayer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef MPLAYER_PULLUP_H
#define MPLAYER_PULLUP_H

#define PULLUP_FMT_Y 1
#define PULLUP_FMT_YUY2 2
#define PULLUP_FMT_UYVY 3
#define PULLUP_FMT_RGB32 4

struct pullup_buffer
{
        int lock[2];
        unsigned char **planes;
};

struct pullup_field
{
        int parity;
        double pts;
        struct pullup_buffer *buffer;
        unsigned int flags;
        int breaks;
        int affinity;
        int *diffs;
        int *comb;
        int *var;
        struct pullup_field *prev, *next;
};

struct pullup_frame
{
        int lock;
        int length;
        int parity;
        double pts;
        struct pullup_buffer **ifields, *ofields[2];
        struct pullup_buffer *buffer;
};

struct pullup_context
{
        /* Public interface */
        int format;
        int nplanes;
        int *bpp, *w, *h, *stride, *background;
        int junk_left, junk_right, junk_top, junk_bottom;
        int verbose;
        int metric_plane;
        int strict_breaks;
        int strict_pairs;
        /* Internal data */
        struct pullup_field *first, *last, *head;
        struct pullup_buffer *buffers;
        int nbuffers;
        int (*diff)(unsigned char *, unsigned char *, int);
        int (*comb)(unsigned char *, unsigned char *, int);
        int (*var)(unsigned char *, unsigned char *, int);
        int metric_w, metric_h, metric_len, metric_offset;
        struct pullup_frame *frame;
};


struct pullup_buffer *pullup_lock_buffer(struct pullup_buffer *b, int parity);
void pullup_release_buffer(struct pullup_buffer *b, int parity);
struct pullup_buffer *pullup_get_buffer(struct pullup_context *c, int parity);

void pullup_submit_field(struct pullup_context *c, struct pullup_buffer *b,
                         int parity, double pts);

struct pullup_frame *pullup_get_frame(struct pullup_context *c);
void pullup_pack_frame(struct pullup_context *c, struct pullup_frame *fr);
void pullup_release_frame(struct pullup_frame *fr);

struct pullup_context *pullup_alloc_context(void);
void pullup_preinit_context(struct pullup_context *c);
void pullup_init_context(struct pullup_context *c);
void pullup_free_context(struct pullup_context *c);

#endif /* MPLAYER_PULLUP_H */