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https://github.com/libretro/scummvm.git
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139 lines
3.8 KiB
C++
139 lines
3.8 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2001-2005 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*/
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#ifndef IMUSE_DIGI_SNDMGR_H
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#define IMUSE_DIGI_SNDMGR_H
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#include "stdafx.h"
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#include "common/scummsys.h"
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#include "sound/audiostream.h"
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#include "scumm/imuse_digi/dimuse_bndmgr.h"
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namespace Scumm {
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class ScummEngine;
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class BundleMgr;
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class ImuseDigiSndMgr {
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public:
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#define MAX_IMUSE_SOUNDS 16
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#define IMUSE_RESOURCE 1
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#define IMUSE_BUNDLE 2
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#define IMUSE_VOLGRP_VOICE 1
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#define IMUSE_VOLGRP_SFX 2
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#define IMUSE_VOLGRP_MUSIC 3
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private:
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struct _region {
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int32 offset; // offset of region
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int32 length; // lenght of region
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};
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struct _jump {
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int32 offset; // jump offset position
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int32 dest; // jump to dest position
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byte hookId; // id of hook
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int16 fadeDelay; // fade delay in ms
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};
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struct _sync {
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int32 size; // size of sync
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byte *ptr; // pointer to sync
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};
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public:
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struct soundStruct {
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uint16 freq; // frequency
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byte channels; // stereo or mono
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byte bits; // 8, 12, 16
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int numJumps; // number of Jumps
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int numRegions; // number of Regions
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int numSyncs; // number of Syncs
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_region *region;
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_jump *jump;
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_sync *sync;
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bool endFlag;
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bool inUse;
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byte *allData;
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int32 offsetData;
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byte *resPtr;
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char name[15];
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int16 soundId;
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BundleMgr *bundle;
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int type;
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int volGroupId;
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int disk;
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AudioStream *compressedStream;
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bool compressed;
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char lastFileName[24];
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};
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private:
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soundStruct _sounds[MAX_IMUSE_SOUNDS];
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bool checkForProperHandle(soundStruct *soundHandle);
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soundStruct *allocSlot();
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void prepareSound(byte *ptr, soundStruct *sound);
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void prepareSoundFromRMAP(File *file, soundStruct *sound, int32 offset, int32 size);
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ScummEngine *_vm;
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byte _disk;
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BundleDirCache *_cacheBundleDir;
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bool openMusicBundle(soundStruct *sound, int disk);
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bool openVoiceBundle(soundStruct *sound, int disk);
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void countElements(byte *ptr, int &numRegions, int &numJumps, int &numSyncs);
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public:
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ImuseDigiSndMgr(ScummEngine *scumm);
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~ImuseDigiSndMgr();
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soundStruct *openSound(int32 soundId, const char *soundName, int soundType, int volGroupId, int disk);
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void closeSound(soundStruct *soundHandle);
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soundStruct *cloneSound(soundStruct *soundHandle);
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bool isCompressed(soundStruct *soundHandle);
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int getFreq(soundStruct *soundHandle);
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int getBits(soundStruct *soundHandle);
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int getChannels(soundStruct *soundHandle);
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bool isEndOfRegion(soundStruct *soundHandle, int region);
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int getNumRegions(soundStruct *soundHandle);
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int getNumJumps(soundStruct *soundHandle);
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int getRegionOffset(soundStruct *soundHandle, int region);
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int getJumpIdByRegionAndHookId(soundStruct *soundHandle, int region, int hookId);
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int getRegionIdByJumpId(soundStruct *soundHandle, int jumpId);
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int getJumpHookId(soundStruct *soundHandle, int number);
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int getJumpFade(soundStruct *soundHandle, int number);
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void getSyncSizeAndPtrById(soundStruct *soundHandle, int number, int32 &sync_size, byte **sync_ptr);
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int32 getDataFromRegion(soundStruct *soundHandle, int region, byte **buf, int32 offset, int32 size);
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};
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} // End of namespace Scumm
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#endif
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