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122 lines
3.4 KiB
122 lines
3.4 KiB
/*
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* Copyright (C) 2000 Rich Wareham <richwareham@users.sourceforge.net>
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*
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* This file is part of libdvdnav, a DVD navigation library.
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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: settings.c,v 1.7 2004/03/16 11:43:38 mroi Exp $
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "dvdnav_internal.h"
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/* Characteristics/setting API calls */
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dvdnav_status_t dvdnav_get_region_tqmask(dvdnav_t *this, int32_t *region) {
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if(!this || !region) {
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printerr("Passed a NULL this pointer.");
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return DVDNAV_STATUS_ERR;
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}
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(*region) = this->vm->state.registers.SPRM[20];
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return DVDNAV_STATUS_OK;
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}
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dvdnav_status_t dvdnav_set_region_tqmask(dvdnav_t *this, int32_t tqmask) {
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if(!this) {
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printerr("Passed a NULL this pointer.");
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return DVDNAV_STATUS_ERR;
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}
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pthread_mutex_lock(&this->vm_lock);
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this->vm->state.registers.SPRM[20] = (tqmask & 0xff);
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pthread_mutex_unlock(&this->vm_lock);
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return DVDNAV_STATUS_OK;
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}
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dvdnav_status_t dvdnav_set_readahead_flag(dvdnav_t *this, int32_t use_readahead) {
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if(!this) {
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printerr("Passed a NULL this pointer.");
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return DVDNAV_STATUS_ERR;
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}
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this->use_read_ahead = use_readahead;
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return DVDNAV_STATUS_OK;
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}
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dvdnav_status_t dvdnav_get_readahead_flag(dvdnav_t *this, int32_t *flag) {
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if(!this || !flag) {
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printerr("Passed a NULL this pointer.");
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return DVDNAV_STATUS_ERR;
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}
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(*flag) = this->use_read_ahead;
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return DVDNAV_STATUS_OK;
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}
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static dvdnav_status_t set_language_register(dvdnav_t *this, char *code, int reg) {
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if(!this || !code) {
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printerr("Passed a NULL this pointer.");
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return DVDNAV_STATUS_ERR;
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}
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if(!code[0] || !code[1]) {
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printerr("Passed illegal language code.");
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return DVDNAV_STATUS_ERR;
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}
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pthread_mutex_lock(&this->vm_lock);
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this->vm->state.registers.SPRM[reg] = (code[0] << 8) | code[1];
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pthread_mutex_unlock(&this->vm_lock);
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return DVDNAV_STATUS_OK;
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}
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dvdnav_status_t dvdnav_menu_language_select(dvdnav_t *this, char *code) {
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return set_language_register(this, code, 0);
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}
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dvdnav_status_t dvdnav_audio_language_select(dvdnav_t *this, char *code) {
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return set_language_register(this, code, 16);
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}
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dvdnav_status_t dvdnav_spu_language_select(dvdnav_t *this, char *code) {
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return set_language_register(this, code, 18);
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}
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dvdnav_status_t dvdnav_set_PGC_positioning_flag(dvdnav_t *this, int32_t pgc) {
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if(!this) {
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printerr("Passed a NULL this pointer.");
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return DVDNAV_STATUS_ERR;
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}
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this->pgc_based = pgc;
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return DVDNAV_STATUS_OK;
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}
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dvdnav_status_t dvdnav_get_PGC_positioning_flag(dvdnav_t *this, int32_t *flag) {
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if(!this || !flag) {
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printerr("Passed a NULL this pointer.");
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return DVDNAV_STATUS_ERR;
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}
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(*flag) = this->pgc_based;
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return DVDNAV_STATUS_OK;
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}
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