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60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
// SPDX-License-Identifier: MIT
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//
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// EmulationStation Desktop Edition
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// AudioManager.h
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//
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// Low-level audio functions (using SDL2).
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//
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#ifndef ES_CORE_AUDIO_MANAGER_H
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#define ES_CORE_AUDIO_MANAGER_H
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#include <SDL2/SDL_audio.h>
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#include <atomic>
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#include <memory>
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#include <vector>
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class Sound;
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class AudioManager
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{
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public:
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virtual ~AudioManager();
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static AudioManager& getInstance();
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void init();
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void deinit();
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void registerSound(std::shared_ptr<Sound> sound);
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void unregisterSound(std::shared_ptr<Sound> sound);
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void play();
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void stop();
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// Used for streaming audio from videos.
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void setupAudioStream(int sampleRate);
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void processStream(const void* samples, unsigned count);
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void clearStream();
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void muteStream() { sMuteStream = true; }
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void unmuteStream() { sMuteStream = false; }
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bool getHasAudioDevice() { return sHasAudioDevice; }
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inline static SDL_AudioDeviceID sAudioDevice = 0;
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inline static SDL_AudioSpec sAudioFormat;
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private:
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AudioManager();
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static void mixAudio(void* unused, Uint8* stream, int len);
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static void mixAudio2(void* unused, Uint8* stream, int len);
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inline static SDL_AudioStream* sConversionStream;
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inline static std::vector<std::shared_ptr<Sound>> sSoundVector;
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inline static std::atomic<bool> sMuteStream = false;
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inline static bool sHasAudioDevice = true;
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};
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#endif // ES_CORE_AUDIO_MANAGER_H
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