mirror of
https://github.com/libretro/scummvm.git
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89 lines
2.2 KiB
C++
89 lines
2.2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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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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* 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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* 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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* $URL$
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* $Id$
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*
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*/
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#ifndef GOB_SOUND_SOUNDDESC_H
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#define GOB_SOUND_SOUNDDESC_H
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#include "common/endian.h"
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namespace Gob {
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enum SoundType {
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SOUND_SND,
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SOUND_WAV,
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SOUND_ADL
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};
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enum SoundSource {
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SOUND_FILE,
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SOUND_TOT,
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SOUND_EXT
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};
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class SoundDesc {
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public:
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int16 _repCount;
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int16 _frequency;
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int16 _flag;
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int16 _id;
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byte _mixerFlags;
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byte *getData() { return _dataPtr; }
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uint32 size() const { return _size; }
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bool empty() const { return !_dataPtr; }
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SoundType getType() const { return _type; }
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bool isId(int16 id) const { return _dataPtr && (_id == id); }
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void set(SoundType type, SoundSource src, byte *data, uint32 dSize);
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bool load(SoundType type, SoundSource src, byte *data, uint32 dSize);
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void free();
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void convToSigned();
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// Which fade out length to use when the fade starts half-way through?
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int16 calcFadeOutLength(int16 frequency);
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uint32 calcLength(int16 repCount, int16 frequency, bool fade);
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SoundDesc();
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~SoundDesc();
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private:
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byte *_data;
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byte *_dataPtr;
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uint32 _size;
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SoundType _type;
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SoundSource _source;
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bool loadSND(byte *data, uint32 dSize);
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bool loadWAV(byte *data, uint32 dSize);
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bool loadADL(byte *data, uint32 dSize);
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};
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} // End of namespace Gob
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#endif // GOB_SOUND_SOUNDDESC_H
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