psl_external_interface.h

这是DVD中伺服部分的核心代码

/*****************************************************************************
******************************************************************************
**                                                                          **
**  Copyright (c) 2005 Videon Central, Inc.                                 **
**  All rights reserved.                                                    **
**                                                                          **
**  The computer program contained herein contains proprietary information  **
**  which is the property of Videon Central, Inc.  The program may be used  **
**  and/or copied only with the written permission of Videon Central, Inc.  **
**  or in accordance with the terms and conditions stipulated in the        **
**  agreement/contract under which the programs have been supplied.         **
**                                                                          **
******************************************************************************
*****************************************************************************/
/**
 * @file psl_external_interface.h
 *
 * $Revision: 1.7 $ 
 *
 * Defines the External Interface Module of the PSL.
 *
 */

#ifndef PSL_EXTERNAL_INTERFACE_H
#define PSL_EXTERNAL_INTERFACE_H

#ifdef __cplusplus
extern "C" {
#endif

#include "vdvd_types.h"
#include "psl_interface.h"
#include "psl_general.h"
#include "psl_types.h"

/**
 * External Interface control functions.
 */
PSL_STATUS  PslExternalInitialize(PSL_HANDLE *pPSL);
PSL_STATUS  PslExternalUninitialize(void);
PSL_STATUS  PslExternalSendNavCommand(PSL_USER_CMD tUserCmd, ULONG ulInfo);

/**
 * External Interface functions for querying navigator state information.
 */
ULONG   PslExternalGetNavStatus(void);
ULONG   PslExternalGetPlayRate(void);
ULONG   PslExternalGetNumberOfTitles(void);
ULONG   PslExternalGetNumberOfChapters(void);
ULONG   PslExternalGetCurrentTitle(void); 
ULONG   PslExternalGetCurrentChapter(void);
ULONG   PslExternalGetNumberOfAngles(void);
ULONG   PslExternalGetNumberOfAudio(void);
ULONG   PslExternalGetCurrentAngle(void); 
ULONG   PslExternalGetCurrentAudio(void);
ULONG   PslExternalGetAudioLanguage(ULONG ulAudioStream);
ULONG   PslExternalGetTime(ULONG  ulTimeMode);
ULONG   PslExternalGetRepeatMode(void); 
ULONG   PslExternalGetNumberOfSubtitles(void); 
BOOLEAN PslExternalIsSubtitleStreamOn(void);
ULONG   PslExternalGetCurrentSubtitle(void);  
ULONG   PslExternalGetSubtitleLanguage(ULONG ulSubtitleStream);
BOOLEAN PslExternalGetSubtitleState(void);

/**
 * External Interface functions for updating navigator with configuration settings
 */
void  PslExternalUpdateLanguageSubtitle(PSL_HANDLE *pPSL);
void  PslExternalUpdateLanguageAudio(PSL_HANDLE *pPSL);   
void  PslExternalUpdateLanguageMenu(PSL_HANDLE *pPSL);    
void  PslExternalUpdateParentalLevel(PSL_HANDLE *pPSL);
void  PslExternalUpdateCountryStandard(PSL_HANDLE *pPSL);
void  PslExternalUpdateTvAspectRatio(PSL_HANDLE *pPSL); 
void  PslExternalUpdateVideoFormat(PSL_HANDLE *pPSL);     
void  PslExternalUpdateSPDIF(PSL_HANDLE *pPSL);     
 
#ifdef __cplusplus
}
#endif

#endif