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