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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001-2004 The ScummVM project
*
* This program 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.
*
* This program 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.
*
* $Header$
*/
#ifndef IMUSE_DIGI_SNDMGR_H
#define IMUSE_DIGI_SNDMGR_H
#include "stdafx.h"
#include "common/scummsys.h"
#include "common/system.h"
#include "scumm/imuse_digi/dimuse_bndmgr.h"
namespace Scumm {
class ScummEngine;
class BundleMgr;
class ImuseDigiSndMgr {
public:
#define MAX_IMUSE_SOUNDS 10
#define IMUSE_RESOURCE 1
#define IMUSE_BUNDLE 2
#define IMUSE_VOLGRP_VOICE 1
#define IMUSE_VOLGRP_SFX 2
#define IMUSE_VOLGRP_MUSIC 3
private:
struct _region {
int32 offset; // offset of region
int32 length; // lenght of region
};
struct _jump {
int32 offset; // jump offset position
int32 dest; // jump to dest position
byte hookId; // id of hook
int16 fadeDelay; // fade delay in ms
};
struct _sync {
int32 size; // size of sync
byte *ptr; // pointer to sync
};
public:
struct soundStruct {
uint16 freq; // frequency
byte channels; // stereo or mono
byte bits; // 8, 12, 16
int numJumps; // number of Jumps
int numRegions; // number of Regions
int numSyncs; // number of Syncs
_region *region;
_jump *jump;
_sync *sync;
bool endFlag;
bool inUse;
byte *allData;
int32 offsetData;
byte *resPtr;
char name[15];
int16 soundId;
BundleMgr *bundle;
};
private:
soundStruct _sounds[MAX_IMUSE_SOUNDS];
bool checkForProperHandle(soundStruct *soundHandle);
int allocSlot();
void prepareSound(byte *ptr, int slot);
ScummEngine *_vm;
byte _disk;
BundleDirCache *_cacheBundleDir;
bool openMusicBundle(int slot);
bool openVoiceBundle(int slot);
void countElements(byte *ptr, int &numRegions, int &numJumps, int &numSyncs);
public:
ImuseDigiSndMgr(ScummEngine *scumm);
~ImuseDigiSndMgr();
soundStruct * openSound(int32 soundId, const char *soundName, int soundType, int volGroupId);
void closeSound(soundStruct *soundHandle);
int getFreq(soundStruct *soundHandle);
int getBits(soundStruct *soundHandle);
int getChannels(soundStruct *soundHandle);
bool isEndOfRegion(soundStruct *soundHandle, int region);
int getNumRegions(soundStruct *soundHandle);
int getNumJumps(soundStruct *soundHandle);
int getRegionOffset(soundStruct *soundHandle, int region);
int getJumpIdByRegionAndHookId(soundStruct *soundHandle, int region, int hookId);
int getRegionIdByJumpId(soundStruct *soundHandle, int jumpId);
int getJumpHookId(soundStruct *soundHandle, int number);
int getJumpFade(soundStruct *soundHandle, int number);
void getSyncSizeAndPtrById(soundStruct *soundHandle, int number, int32 &sync_size, byte **sync_ptr);
int32 getDataFromRegion(soundStruct *soundHandle, int region, byte **buf, int32 offset, int32 size);
};
} // End of namespace Scumm
#endif
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