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// 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 int GetNativeSampleRate() const = 0;
/**
* Feed stereo samples to sink.
* @param samples Samples in interleaved stereo PCM16 format.
* @param sample_count Number of samples.
*/
virtual void EnqueueSamples(const s16* samples, size_t sample_count) = 0;
/// Samples enqueued that have not been played yet.
virtual std::size_t SamplesInQueue() const = 0;
};
} // namespace
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