mirror of https://github.com/bsnes-emu/bsnes.git
106 lines
4.4 KiB
C++
106 lines
4.4 KiB
C++
struct Audio;
|
|
|
|
struct AudioDriver {
|
|
AudioDriver(Audio& super) : super(super) {}
|
|
virtual ~AudioDriver() = default;
|
|
|
|
virtual auto create() -> bool { return true; }
|
|
virtual auto driver() -> string { return "None"; }
|
|
virtual auto ready() -> bool { return true; }
|
|
|
|
virtual auto hasExclusive() -> bool { return false; }
|
|
virtual auto hasContext() -> bool { return false; }
|
|
virtual auto hasDevices() -> vector<string> { return {"Default"}; }
|
|
virtual auto hasBlocking() -> bool { return false; }
|
|
virtual auto hasDynamic() -> bool { return false; }
|
|
virtual auto hasChannels() -> vector<uint> { return {2}; }
|
|
virtual auto hasFrequencies() -> vector<uint> { return {48000}; }
|
|
virtual auto hasLatencies() -> vector<uint> { return {0}; }
|
|
|
|
auto hasDevice(string device) -> bool { return (bool)hasDevices().find(device); }
|
|
auto hasChannels(uint channels) -> bool { return (bool)hasChannels().find(channels); }
|
|
auto hasFrequency(uint frequency) -> bool { return (bool)hasFrequencies().find(frequency); }
|
|
auto hasLatency(uint latency) -> bool { return (bool)hasLatencies().find(latency); }
|
|
|
|
virtual auto setExclusive(bool exclusive) -> bool { return true; }
|
|
virtual auto setContext(uintptr context) -> bool { return true; }
|
|
virtual auto setDevice(string device) -> bool { return true; }
|
|
virtual auto setBlocking(bool blocking) -> bool { return true; }
|
|
virtual auto setDynamic(bool dynamic) -> bool { return true; }
|
|
virtual auto setChannels(uint channels) -> bool { return true; }
|
|
virtual auto setFrequency(uint frequency) -> bool { return true; }
|
|
virtual auto setLatency(uint latency) -> bool { return true; }
|
|
|
|
virtual auto clear() -> void {}
|
|
virtual auto level() -> double { return 0.5; }
|
|
virtual auto output(const double samples[]) -> void {}
|
|
|
|
protected:
|
|
Audio& super;
|
|
friend class Audio;
|
|
|
|
bool exclusive = false;
|
|
uintptr context = 0;
|
|
string device = "Default";
|
|
bool blocking = false;
|
|
bool dynamic = false;
|
|
uint channels = 2;
|
|
uint frequency = 48000;
|
|
uint latency = 0;
|
|
};
|
|
|
|
struct Audio {
|
|
static auto hasDrivers() -> vector<string>;
|
|
static auto hasDriver(string driver) -> bool { return (bool)hasDrivers().find(driver); }
|
|
static auto optimalDriver() -> string;
|
|
static auto safestDriver() -> string;
|
|
|
|
Audio() : self(*this) { reset(); }
|
|
explicit operator bool() { return instance->driver() != "None"; }
|
|
auto reset() -> void { instance = new AudioDriver(*this); }
|
|
auto create(string driver = "") -> bool;
|
|
auto driver() -> string { return instance->driver(); }
|
|
auto ready() -> bool { return instance->ready(); }
|
|
|
|
auto hasExclusive() -> bool { return instance->hasExclusive(); }
|
|
auto hasContext() -> bool { return instance->hasContext(); }
|
|
auto hasDevices() -> vector<string> { return instance->hasDevices(); }
|
|
auto hasBlocking() -> bool { return instance->hasBlocking(); }
|
|
auto hasDynamic() -> bool { return instance->hasDynamic(); }
|
|
auto hasChannels() -> vector<uint> { return instance->hasChannels(); }
|
|
auto hasFrequencies() -> vector<uint> { return instance->hasFrequencies(); }
|
|
auto hasLatencies() -> vector<uint> { return instance->hasLatencies(); }
|
|
|
|
auto hasDevice(string device) -> bool { return instance->hasDevice(device); }
|
|
auto hasChannels(uint channels) -> bool { return instance->hasChannels(channels); }
|
|
auto hasFrequency(uint frequency) -> bool { return instance->hasFrequency(frequency); }
|
|
auto hasLatency(uint latency) -> bool { return instance->hasLatency(latency); }
|
|
|
|
auto exclusive() -> bool { return instance->exclusive; }
|
|
auto context() -> uintptr { return instance->context; }
|
|
auto device() -> string { return instance->device; }
|
|
auto blocking() -> bool { return instance->blocking; }
|
|
auto dynamic() -> bool { return instance->dynamic; }
|
|
auto channels() -> uint { return instance->channels; }
|
|
auto frequency() -> uint { return instance->frequency; }
|
|
auto latency() -> uint { return instance->latency; }
|
|
|
|
auto setExclusive(bool exclusive) -> bool;
|
|
auto setContext(uintptr context) -> bool;
|
|
auto setDevice(string device) -> bool;
|
|
auto setBlocking(bool blocking) -> bool;
|
|
auto setDynamic(bool dynamic) -> bool;
|
|
auto setChannels(uint channels) -> bool;
|
|
auto setFrequency(uint frequency) -> bool;
|
|
auto setLatency(uint latency) -> bool;
|
|
|
|
auto clear() -> void;
|
|
auto level() -> double;
|
|
auto output(const double samples[]) -> void;
|
|
|
|
protected:
|
|
Audio& self;
|
|
unique_pointer<AudioDriver> instance;
|
|
vector<nall::DSP::Resampler::Cubic> resamplers;
|
|
};
|