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Diffstat (limited to 'src/audio_core/sink.h')
-rw-r--r-- | src/audio_core/sink.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/audio_core/sink.h b/src/audio_core/sink.h new file mode 100644 index 000000000..cad21a85e --- /dev/null +++ b/src/audio_core/sink.h @@ -0,0 +1,34 @@ +// 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 |