123 lines
3.2 KiB
C++
123 lines
3.2 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 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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#ifndef AWE_SOUND_H
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#define AWE_SOUND_H
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#include "audio/mixer.h"
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#include "audio/audiostream.h"
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#include "awe/intern.h"
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#include "awe/sfx_player.h"
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namespace Awe {
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#define MAX_CHANNELS 8
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class SfxMusicStream : public Audio::AudioStream {
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private:
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SfxPlayer *_player;
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public:
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explicit SfxMusicStream(SfxPlayer *player) : _player(player) {}
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bool isStereo() const override {
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return true;
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}
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virtual int getRate() const override { return _player->_rate; }
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virtual bool endOfData() const override { return false; }
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int readBuffer(int16 *buffer, const int numSamples) override {
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assert(_player != nullptr);
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memset(buffer, 0, numSamples * sizeof(int16));
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_player->readSamples(buffer, numSamples);
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return numSamples;
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}
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};
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class Sound {
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private:
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Audio::Mixer *_mixer;
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Audio::SoundHandle _musicHandle;
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SfxPlayer *_sfx = nullptr;
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SfxMusicStream *_sfxStream = nullptr;
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Audio::SoundHandle _channels[MAX_CHANNELS];
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public:
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explicit Sound(Audio::Mixer *mixer) : _mixer(mixer) {
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}
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void setPlayer(SfxPlayer *player);
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void stopAll();
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void playMusic(const char *path, int loops);
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void playAifcMusic(const char *path, uint32 offset);
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void playSfxMusic(int num);
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void stopMusic();
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void stopAifcMusic();
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void stopSfxMusic();
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void preloadSoundAiff(byte num, const byte *data);
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void playSoundRaw(byte channel, const byte *data, size_t size,
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int freq, byte volume);
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void playSoundWav(byte channel, const byte *data, size_t size,
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uint16 freq, byte volume, byte loop);
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void playSoundAiff(byte channel, byte num, byte volume);
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void stopSound(byte channel);
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};
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#ifdef TODO
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struct AifcPlayer;
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struct SfxPlayer;
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struct Mixer_impl;
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struct Mixer {
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AifcPlayer *_aifc;
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SfxPlayer *_sfx;
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Mixer_impl *_impl;
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Mixer(SfxPlayer *sfx);
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void init(MixerType mixerType);
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void quit();
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void update();
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void playSoundRaw(byte channel, const byte *data, uint16 freq, byte volume);
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void playSoundWav(byte channel, const byte *data, uint16 freq, byte volume, byte loop);
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void stopSound(byte channel);
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void setChannelVolume(byte channel, byte volume);
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void playMusic(const char *path, byte loop);
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void stopMusic();
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void playAifcMusic(const char *path, uint32 offset);
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void stopAifcMusic();
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void playSfxMusic(int num);
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void stopSfxMusic();
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void stopAll();
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void preloadSoundAiff(byte num, const byte *data);
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void playSoundAiff(byte channel, byte num, byte volume);
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};
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#endif
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} // namespace Awe
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#endif
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