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https://github.com/libretro/scummvm.git
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129 lines
3.0 KiB
C++
129 lines
3.0 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*
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* This code is based on original Sfinx source code
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* Copyright (c) 1994-1997 Janusz B. Wisniewski and L.K. Avalon
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*/
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#ifndef CGE2_SOUND_H
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#define CGE2_SOUND_H
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#include "audio/midiplayer.h"
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#include "audio/mixer.h"
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namespace Audio {
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class RewindableAudioStream;
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}
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namespace CGE2 {
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class CGE2Engine;
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class EncryptedStream;
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// sample info
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struct SmpInfo {
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const uint8 *_saddr; // address
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uint16 _slen; // length
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uint16 _span; // left/right pan (0-15)
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int _counter; // number of time the sample should be played
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};
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class DataCk {
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byte *_buf;
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int _ckSize;
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public:
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DataCk(byte *buf, int bufSize);
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~DataCk();
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inline const byte *addr() {
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return _buf;
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}
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inline int size() {
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return _ckSize;
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}
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};
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class Sound {
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public:
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SmpInfo _smpinf;
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explicit Sound(CGE2Engine *vm);
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~Sound();
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void open();
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void close();
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void play(Audio::Mixer::SoundType soundType, int ref, int sub, int pan = 8);
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int16 getRepeat();
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void setRepeat(int16 count);
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void stop();
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void checkSoundHandles();
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private:
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int _soundRepeatCount;
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CGE2Engine *_vm;
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Audio::SoundHandle _sfxHandle;
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Audio::SoundHandle _speechHandle;
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Audio::RewindableAudioStream *_audioStream;
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void sndDigiStart(SmpInfo *PSmpInfo, Audio::Mixer::SoundType soundType);
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void sndDigiStop(Audio::SoundHandle &handle);
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};
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class Fx {
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CGE2Engine *_vm;
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DataCk *loadWave(EncryptedStream *file);
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Common::String name(int ref, int sub);
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public:
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DataCk *_current;
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Fx(CGE2Engine *vm, int size);
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~Fx();
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void clear();
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bool exist(int ref, int sub = 0);
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DataCk *load(int ref, int sub = 0);
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};
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class MusicPlayer: public Audio::MidiPlayer {
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private:
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CGE2Engine *_vm;
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byte *_data;
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int _dataSize;
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bool _isGM;
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// Start MIDI File
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void sndMidiStart();
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// Stop MIDI File
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void sndMidiStop();
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public:
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explicit MusicPlayer(CGE2Engine *vm);
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~MusicPlayer() override;
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void loadMidi(int ref);
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void killMidi();
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void send(uint32 b) override;
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void sendToChannel(byte channel, uint32 b) override;
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};
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} // End of namespace CGE2
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#endif // CGE2_SOUND_H
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