mirror of https://github.com/bsnes-emu/bsnes.git
301 lines
7.0 KiB
C++
301 lines
7.0 KiB
C++
#if defined(AUDIO_ALSA)
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#include <ruby/audio/alsa.cpp>
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#endif
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#if defined(AUDIO_AO)
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#include <ruby/audio/ao.cpp>
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#endif
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#if defined(AUDIO_ASIO)
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#include <ruby/audio/asio.cpp>
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#endif
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#if defined(AUDIO_DIRECTSOUND)
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#include <ruby/audio/directsound.cpp>
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#endif
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#if defined(AUDIO_OPENAL)
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#include <ruby/audio/openal.cpp>
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#endif
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#if defined(AUDIO_OSS)
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#include <ruby/audio/oss.cpp>
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#endif
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#if defined(AUDIO_PULSEAUDIO)
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#include <ruby/audio/pulseaudio.cpp>
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#endif
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#if defined(AUDIO_PULSEAUDIOSIMPLE)
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#include <ruby/audio/pulseaudio-simple.cpp>
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#endif
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#if defined(AUDIO_WASAPI)
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#include <ruby/audio/wasapi.cpp>
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#endif
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#if defined(AUDIO_WAVEOUT)
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#include <ruby/audio/waveout.cpp>
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#endif
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#if defined(AUDIO_XAUDIO2)
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#include <ruby/audio/xaudio2.cpp>
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#endif
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namespace ruby {
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auto Audio::setExclusive(bool exclusive) -> bool {
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if(instance->exclusive == exclusive) return true;
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if(!instance->hasExclusive()) return false;
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if(!instance->setExclusive(instance->exclusive = exclusive)) return false;
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return true;
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}
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auto Audio::setContext(uintptr context) -> bool {
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if(instance->context == context) return true;
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if(!instance->hasContext()) return false;
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if(!instance->setContext(instance->context = context)) return false;
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return true;
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}
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auto Audio::setDevice(string device) -> bool {
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if(instance->device == device) return true;
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if(!instance->hasDevice(device)) return false;
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if(!instance->setDevice(instance->device = device)) return false;
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return true;
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}
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auto Audio::setBlocking(bool blocking) -> bool {
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if(instance->blocking == blocking) return true;
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if(!instance->hasBlocking()) return false;
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if(!instance->setBlocking(instance->blocking = blocking)) return false;
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for(auto& resampler : resamplers) resampler.reset(instance->frequency);
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return true;
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}
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auto Audio::setDynamic(bool dynamic) -> bool {
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if(instance->dynamic == dynamic) return true;
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if(!instance->hasDynamic()) return false;
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if(!instance->setDynamic(instance->dynamic = dynamic)) return false;
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return true;
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}
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auto Audio::setChannels(uint channels) -> bool {
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if(resamplers.size() != channels) {
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resamplers.reset();
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resamplers.resize(channels);
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for(auto& resampler : resamplers) resampler.reset(instance->frequency);
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}
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if(instance->channels == channels) return true;
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if(!instance->hasChannels(channels)) return false;
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if(!instance->setChannels(instance->channels = channels)) return false;
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return true;
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}
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auto Audio::setFrequency(uint frequency) -> bool {
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if(instance->frequency == frequency) return true;
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if(!instance->hasFrequency(frequency)) return false;
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if(!instance->setFrequency(instance->frequency = frequency)) return false;
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for(auto& resampler : resamplers) resampler.reset(instance->frequency);
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return true;
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}
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auto Audio::setLatency(uint latency) -> bool {
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if(instance->latency == latency) return true;
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if(!instance->hasLatency(latency)) return false;
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if(!instance->setLatency(instance->latency = latency)) return false;
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return true;
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}
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//
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auto Audio::clear() -> void {
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for(auto& resampler : resamplers) resampler.reset(instance->frequency);
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return instance->clear();
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}
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auto Audio::level() -> double {
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return instance->level();
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}
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auto Audio::output(const double samples[]) -> void {
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if(!instance->dynamic) return instance->output(samples);
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auto maxDelta = 0.005;
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double fillLevel = instance->level();
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double dynamicFrequency = ((1.0 - maxDelta) + 2.0 * fillLevel * maxDelta) * instance->frequency;
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for(auto& resampler : resamplers) {
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resampler.setInputFrequency(dynamicFrequency);
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resampler.write(*samples++);
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}
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while(resamplers.first().pending()) {
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double samples[instance->channels];
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for(uint n : range(instance->channels)) samples[n] = resamplers[n].read();
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instance->output(samples);
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}
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}
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//
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auto Audio::create(string driver) -> bool {
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self.instance.reset();
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if(!driver) driver = optimalDriver();
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#if defined(AUDIO_ALSA)
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if(driver == "ALSA") self.instance = new AudioALSA(*this);
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#endif
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#if defined(AUDIO_AO)
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if(driver == "libao") self.instance = new AudioAO(*this);
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#endif
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#if defined(AUDIO_ASIO)
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if(driver == "ASIO") self.instance = new AudioASIO(*this);
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#endif
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#if defined(AUDIO_DIRECTSOUND)
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if(driver == "DirectSound 7.0") self.instance = new AudioDirectSound(*this);
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#endif
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#if defined(AUDIO_OPENAL)
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if(driver == "OpenAL") self.instance = new AudioOpenAL(*this);
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#endif
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#if defined(AUDIO_OSS)
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if(driver == "OSS") self.instance = new AudioOSS(*this);
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#endif
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#if defined(AUDIO_PULSEAUDIO)
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if(driver == "PulseAudio") self.instance = new AudioPulseAudio(*this);
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#endif
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#if defined(AUDIO_PULSEAUDIOSIMPLE)
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if(driver == "PulseAudio Simple") self.instance = new AudioPulseAudioSimple(*this);
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#endif
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#if defined(AUDIO_WASAPI)
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if(driver == "WASAPI") self.instance = new AudioWASAPI(*this);
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#endif
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#if defined(AUDIO_WAVEOUT)
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if(driver == "waveOut") self.instance = new AudioWaveOut(*this);
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#endif
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#if defined(AUDIO_XAUDIO2)
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if(driver == "XAudio 2.1") self.instance = new AudioXAudio2(*this);
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#endif
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if(!self.instance) self.instance = new AudioDriver(*this);
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return self.instance->create();
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}
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auto Audio::hasDrivers() -> vector<string> {
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return {
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#if defined(AUDIO_ASIO)
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"ASIO",
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#endif
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#if defined(AUDIO_WASAPI)
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"WASAPI",
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#endif
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#if defined(AUDIO_XAUDIO2)
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"XAudio 2.1",
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#endif
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#if defined(AUDIO_DIRECTSOUND)
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"DirectSound 7.0",
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#endif
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#if defined(AUDIO_WAVEOUT)
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"waveOut",
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#endif
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#if defined(AUDIO_ALSA)
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"ALSA",
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#endif
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#if defined(AUDIO_OSS)
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"OSS",
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#endif
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#if defined(AUDIO_OPENAL)
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"OpenAL",
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#endif
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#if defined(AUDIO_PULSEAUDIO)
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"PulseAudio",
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#endif
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#if defined(AUDIO_PULSEAUDIOSIMPLE)
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"PulseAudio Simple",
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#endif
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#if defined(AUDIO_AO)
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"libao",
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#endif
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"None"};
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}
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auto Audio::optimalDriver() -> string {
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#if defined(AUDIO_WASAPI)
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return "WASAPI";
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#elif defined(AUDIO_ASIO)
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return "ASIO";
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#elif defined(AUDIO_XAUDIO2)
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return "XAudio 2.1";
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#elif defined(AUDIO_DIRECTSOUND)
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return "DirectSound 7.0";
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#elif defined(AUDIO_WAVEOUT)
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return "waveOut";
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#elif defined(AUDIO_ALSA)
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return "ALSA";
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#elif defined(AUDIO_OSS)
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return "OSS";
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#elif defined(AUDIO_OPENAL)
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return "OpenAL";
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#elif defined(AUDIO_PULSEAUDIO)
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return "PulseAudio";
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#elif defined(AUDIO_PULSEAUDIOSIMPLE)
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return "PulseAudio Simple";
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#elif defined(AUDIO_AO)
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return "libao";
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#else
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return "None";
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#endif
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}
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auto Audio::safestDriver() -> string {
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#if defined(AUDIO_WAVEOUT)
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return "waveOut";
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#elif defined(AUDIO_DIRECTSOUND)
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return "DirectSound 7.0";
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#elif defined(AUDIO_WASAPI)
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return "WASAPI";
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#elif defined(AUDIO_XAUDIO2)
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return "XAudio 2.1";
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#elif defined(AUDIO_ALSA)
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return "ALSA";
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#elif defined(AUDIO_OSS)
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return "OSS";
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#elif defined(AUDIO_OPENAL)
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return "OpenAL";
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#elif defined(AUDIO_PULSEAUDIO)
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return "PulseAudio";
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#elif defined(AUDIO_PULSEAUDIOSIMPLE)
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return "PulseAudio Simple";
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#elif defined(AUDIO_AO)
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return "libao";
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#elif defined(AUDIO_ASIO)
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return "ASIO";
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#else
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return "None";
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#endif
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}
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}
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