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/*
* Copyright (C) 2000-2001 the xine project
*
* Copyright (C) James Courtier-Dutton James@superbug.demon.co.uk - July 2001
*
* This file is part of xine, a free video player.
*
* xine 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.
*
* xine 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
* $Id: spu.h,v 1.9 2002/01/06 18:27:47 jcdutton Exp $
*
* This file was originally part of the OMS program.
*
*/
#ifndef __SPU_H__
#define __SPU_H__
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <inttypes.h>
#include "video_out.h"
#include "video_overlay.h"
#include "nav_types.h"
#define NUM_SEQ_BUFFERS 50
#define MAX_STREAMS 32
typedef struct spu_clut_struct {
#ifdef WORDS_BIGENDIAN
uint8_t entry0 : 4;
uint8_t entry1 : 4;
uint8_t entry2 : 4;
uint8_t entry3 : 4;
#else
uint8_t entry1 : 4;
uint8_t entry0 : 4;
uint8_t entry3 : 4;
uint8_t entry2 : 4;
#endif
} spu_clut_t;
typedef struct {
uint8_t *buf;
u_int ra_offs; /* reassembly offset */
u_int seq_len;
u_int buf_len;
u_int cmd_offs;
u_int PTS; /* Base PTS of this sequence */
int finished; /* Has this sequence been finished? */
} spu_seq_t;
typedef struct {
uint8_t *cmd_ptr;
int field_offs[2];
int b_top, o_top;
int b_bottom, o_bottom;
int b_left, o_left;
int b_right, o_right;
u_int next_pts; /* pts of next sub-sequence */
int modified; /* Was the sub-picture modified? */
int visible; /* Must the sub-picture be shown? */
int menu; /* This overlay is a menu */
int delay; /* Delay in 90Khz / 1000 */
int b_show; /* is a button shown? */
int need_clut; /* doesn't have the right clut yet */
int cur_colors[4];/* current 4 colors been used */
uint32_t clut[16];
} spu_state_t;
int spu_reassembly (spu_seq_t *seq, int start, uint8_t *pkt_data, u_int pkt_len);
int spu_next_event (spu_state_t *state, spu_seq_t* seq, int pts);
void spu_do_commands (spu_state_t *state, spu_seq_t* seq, vo_overlay_t *ovl);
void spu_draw_picture (spu_state_t *state, spu_seq_t* seq, vo_overlay_t *ovl);
void spu_discover_clut (spu_state_t *state, vo_overlay_t *ovl);
void spu_update_menu (spu_state_t *state, vo_overlay_t *ovl);
typedef struct spudec_stream_state_s {
spu_seq_t ra_seq;
uint32_t ra_complete;
uint32_t stream_filter;
spu_state_t state;
uint32_t vpts;
uint32_t pts;
int32_t overlay_handle;
} spudec_stream_state_t;
typedef struct spudec_decoder_s {
spu_decoder_t spu_decoder;
xine_t *xine;
/* spu_seq_t seq_list[NUM_SEQ_BUFFERS]; */
spu_seq_t *cur_seq;
spudec_stream_state_t spu_stream_state[MAX_STREAMS];
video_overlay_event_t event;
video_overlay_object_t object;
int32_t menu_handle;
spu_seq_t *ra_seq;
int ra_complete;
uint32_t ovl_pts;
uint32_t buf_pts;
spu_state_t state;
vo_instance_t *vo_out;
vo_overlay_t overlay;
int ovl_caps;
int output_open;
pci_t pci;
uint32_t buttonN; /* Current button number for highlights */
} spudec_decoder_t;
#endif
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