scummvm/engines/macventure/sound.h

104 lines
2.5 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
* Based on
* WebVenture (c) 2010, Sean Kasun
* https://github.com/mrkite/webventure, http://seancode.com/webventure/
*
* Used with explicit permission from the author
*/
#ifndef MACVENTURE_SOUND_H
#define MACVENTURE_SOUND_H
#include "macventure/macventure.h"
#include "macventure/container.h"
#include "common/file.h"
#include "common/hashmap.h"
#include "audio/mixer.h"
namespace MacVenture {
enum SoundType {
kSound10 = 0x10,
kSound12 = 0x12,
kSound18 = 0x18,
kSound1a = 0x1a,
kSound44 = 0x44,
kSound78 = 0x78,
kSound7e = 0x7e
};
class SoundAsset {
public:
SoundAsset(Container *container, ObjID id);
~SoundAsset();
void play(Audio::Mixer *mixer, Audio::SoundHandle *soundHandle);
uint32 getPlayLength();
private:
void decode10(Common::SeekableReadStream *stream);
void decode12(Common::SeekableReadStream *stream);
void decode18(Common::SeekableReadStream *stream);
void decode1a(Common::SeekableReadStream *stream);
void decode44(Common::SeekableReadStream *stream);
void decode78(Common::SeekableReadStream *stream);
void decode7e(Common::SeekableReadStream *stream);
private:
Container *_container;
ObjID _id;
Common::Array<byte> _data;
uint32 _length;
uint32 _frequency;
};
class SoundManager {
public:
SoundManager(MacVentureEngine *engine, Audio::Mixer *mixer);
~SoundManager();
uint32 playSound(ObjID sound);
private:
void ensureLoaded(ObjID sound);
private:
Container *_container;
Common::HashMap<ObjID, SoundAsset*> _assets;
Audio::SoundHandle _handle;
Audio::Mixer *_mixer;
};
} // End of namespace MacVenture
#endif