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182 lines
5.7 KiB
182 lines
5.7 KiB
/*
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* Copyright (C) 2000, 2001 Håkan Hjort
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* Copyright (C) 2001 Rich Wareham <richwareham@users.sourceforge.net>
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*
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* This file is part of libdvdnav, a DVD navigation library. It is modified
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* from a file originally part of the Ogle DVD player.
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*
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* libdvdnav is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* libdvdnav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*
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* $Id: vm.h,v 1.11 2004/10/05 19:07:10 hadess Exp $
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*
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*/
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#ifndef VM_H_INCLUDED
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#define VM_H_INCLUDED
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#include "remap.h"
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#include "dvdnav_internal.h"
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/* DOMAIN enum */
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typedef enum {
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FP_DOMAIN = 1,
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VTS_DOMAIN = 2,
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VMGM_DOMAIN = 4,
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VTSM_DOMAIN = 8
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} domain_t;
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/**
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* State: SPRM, GPRM, Domain, pgc, pgN, cellN, ?
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*/
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typedef struct {
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registers_t registers;
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domain_t domain;
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int vtsN; /* 0 is vmgm? */
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pgc_t *pgc; /* either this or 'int pgcN' is enough? */
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int pgcN; /* but provide pgcN for quick lookup */
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int pgN; /* is this needed? can allways fid pgN from cellN? */
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int cellN;
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int32_t cell_restart; /* get cell to restart */
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int blockN;
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/* Resume info */
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int rsm_vtsN;
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int rsm_blockN; /* of nav_packet */
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uint16_t rsm_regs[5]; /* system registers 4-8 */
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int rsm_pgcN;
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int rsm_cellN;
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} dvd_state_t;
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typedef struct vm_position_s {
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int16_t button; /* Button highlighted */
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int32_t vts; /* vts number to use */
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domain_t domain; /* domain to use */
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int32_t spu_channel; /* spu channel to use */
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int32_t angle_channel; /* angle channel to use */
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int32_t audio_channel; /* audio channel to use */
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int32_t hop_channel; /* channel hopping. E.g menu button pressed */
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#if 0
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/* currently unused */
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int32_t title; /* title number */
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int32_t chapter; /* chapter number */
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#endif
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int32_t cell; /* cell number */
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int32_t cell_restart; /* get cell to restart */
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int32_t cell_start; /* sector number of start of current cell in use */
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int32_t still; /* is cell still */
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int32_t block; /* block number within cell in use */
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} vm_position_t;
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typedef struct {
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dvd_reader_t *dvd,*openedDvd;
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ifo_handle_t *vmgi;
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ifo_handle_t *vtsi;
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dvd_state_t state;
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int32_t hop_channel;
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char dvd_name[50];
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remap_t *map;
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int stopped;
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} vm_t;
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/* magic number for seeking hops */
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#define HOP_SEEK 0x1000
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/* Audio stream number */
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#define AST_REG registers.SPRM[1]
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/* Subpicture stream number */
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#define SPST_REG registers.SPRM[2]
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/* Angle number */
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#define AGL_REG registers.SPRM[3]
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/* Title Track Number */
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#define TTN_REG registers.SPRM[4]
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/* VTS Title Track Number */
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#define VTS_TTN_REG registers.SPRM[5]
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/* PGC Number for this Title Track */
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#define TT_PGCN_REG registers.SPRM[6]
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/* Current Part of Title (PTT) number for (One_Sequential_PGC_Title) */
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#define PTTN_REG registers.SPRM[7]
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/* Highlighted Button Number (btn nr 1 == value 1024) */
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#define HL_BTNN_REG registers.SPRM[8]
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/* Parental Level */
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#define PTL_REG registers.SPRM[13]
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/* Initialisation & destruction */
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vm_t *vm_new_vm(void);
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void vm_free_vm(vm_t *vm);
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/* IFO access */
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ifo_handle_t *vm_get_vmgi(vm_t *vm);
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ifo_handle_t *vm_get_vtsi(vm_t *vm);
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/* Reader Access */
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dvd_reader_t *vm_get_dvd_reader(vm_t *vm);
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/* Basic Handling */
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int vm_start(vm_t *vm);
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void vm_stop(vm_t *vm);
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int vm_reset(vm_t *vm, const char *dvdroot);
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/* copying and merging - useful for try-running an operation */
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vm_t *vm_new_copy(vm_t *vm);
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void vm_merge(vm_t *target, vm_t *source);
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void vm_free_copy(vm_t *vm);
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/* regular playback */
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void vm_position_get(vm_t *vm, vm_position_t *position);
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void vm_get_next_cell(vm_t *vm);
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/* Jumping - all these return 1, if a hop has been performed */
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int vm_jump_pg(vm_t *vm, int pg);
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int vm_jump_cell_block(vm_t *vm, int cell, int block);
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int vm_jump_title_part(vm_t *vm, int title, int part);
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int vm_jump_top_pg(vm_t *vm);
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int vm_jump_next_pg(vm_t *vm);
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int vm_jump_prev_pg(vm_t *vm);
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int vm_jump_up(vm_t *vm);
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int vm_jump_menu(vm_t *vm, DVDMenuID_t menuid);
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int vm_jump_resume(vm_t *vm);
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int vm_exec_cmd(vm_t *vm, vm_cmd_t *cmd);
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/* getting information */
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int vm_get_current_menu(vm_t *vm, int *menuid);
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int vm_get_current_title_part(vm_t *vm, int *title_result, int *part_result);
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int vm_get_audio_stream(vm_t *vm, int audioN);
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int vm_get_subp_stream(vm_t *vm, int subpN, int mode);
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int vm_get_audio_active_stream(vm_t *vm);
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int vm_get_subp_active_stream(vm_t *vm, int mode);
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void vm_get_angle_info(vm_t *vm, int *current, int *num_avail);
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#if 0
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/* currently unused */
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void vm_get_audio_info(vm_t *vm, int *current, int *num_avail);
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void vm_get_subp_info(vm_t *vm, int *current, int *num_avail);
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void vm_get_video_res(vm_t *vm, int *width, int *height);
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#endif
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int vm_get_video_aspect(vm_t *vm);
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int vm_get_video_scale_permission(vm_t *vm);
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video_attr_t vm_get_video_attr(vm_t *vm);
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audio_attr_t vm_get_audio_attr(vm_t *vm, int streamN);
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subp_attr_t vm_get_subp_attr(vm_t *vm, int streamN);
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#ifdef TRACE
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/* Debug */
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void vm_position_print(vm_t *vm, vm_position_t *position);
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#endif
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#endif /* VM_HV_INCLUDED */
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