citra/src/audio_core/sink.h
MerryMage 8b00954ec7 AudioCore: Skeleton Implementation
This commit:
* Adds a new subproject, audio_core.
* Defines structures that exist in DSP shared memory.
* Hooks up various other parts of the emulator into audio core.

This sets the foundation for a later HLE DSP implementation.
2016-02-21 13:13:52 +00:00

34 lines
1,023 B
C++

// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <vector>
#include "common/common_types.h"
namespace AudioCore {
/**
* This class is an interface for an audio sink. An audio sink accepts samples in stereo signed PCM16 format to be output.
* Sinks *do not* handle resampling and expect the correct sample rate. They are dumb outputs.
*/
class Sink {
public:
virtual ~Sink() = default;
/// The native rate of this sink. The sink expects to be fed samples that respect this. (Units: samples/sec)
virtual unsigned GetNativeSampleRate() const = 0;
/**
* Feed stereo samples to sink.
* @param samples Samples in interleaved stereo PCM16 format. Size of vector must be multiple of two.
*/
virtual void EnqueueSamples(const std::vector<s16>& samples) = 0;
/// Samples enqueued that have not been played yet.
virtual std::size_t SamplesInQueue() const = 0;
};
} // namespace