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author | liamwhite <liamwhite@users.noreply.github.com> | 2022-07-23 21:20:39 +0200 |
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committer | GitHub <noreply@github.com> | 2022-07-23 21:20:39 +0200 |
commit | 97729fd8e9c2f8cabc626ab03a666c9428e01c5e (patch) | |
tree | f6a2f3b6c71b51a646d1502c01a4f6be92a3ed26 /src/audio_core/sink/sdl2_sink.h | |
parent | Merge pull request #8629 from Docteh/test_transifex (diff) | |
parent | Project Andio (diff) | |
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Diffstat (limited to 'src/audio_core/sink/sdl2_sink.h')
-rw-r--r-- | src/audio_core/sink/sdl2_sink.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/src/audio_core/sink/sdl2_sink.h b/src/audio_core/sink/sdl2_sink.h new file mode 100644 index 000000000..186bc2fa3 --- /dev/null +++ b/src/audio_core/sink/sdl2_sink.h @@ -0,0 +1,101 @@ +// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include <string> +#include <vector> + +#include "audio_core/sink/sink.h" + +namespace Core { +class System; +} + +namespace AudioCore::Sink { +class SinkStream; + +/** + * SDL backend sink, holds multiple output streams and is responsible for sinking samples to + * hardware. Used by Audio Render, Audio In and Audio Out. + */ +class SDLSink final : public Sink { +public: + explicit SDLSink(std::string_view device_id); + ~SDLSink() override; + + /** + * Create a new sink stream. + * + * @param system - Core system. + * @param system_channels - Number of channels the audio system expects. + * May differ from the device's channel count. + * @param name - Name of this stream. + * @param type - Type of this stream, render/in/out. + * @param event - Audio render only, a signal used to prevent the renderer running too + * fast. + * @return A pointer to the created SinkStream + */ + SinkStream* AcquireSinkStream(Core::System& system, u32 system_channels, + const std::string& name, StreamType type) override; + + /** + * Close a given stream. + * + * @param stream - The stream to close. + */ + void CloseStream(const SinkStream* stream) override; + + /** + * Close all streams. + */ + void CloseStreams() override; + + /** + * Pause all streams. + */ + void PauseStreams() override; + + /** + * Unpause all streams. + */ + void UnpauseStreams() override; + + /** + * Get the device volume. Set from calls to the IAudioDevice service. + * + * @return Volume of the device. + */ + f32 GetDeviceVolume() const override; + + /** + * Set the device volume. Set from calls to the IAudioDevice service. + * + * @param volume - New volume of the device. + */ + void SetDeviceVolume(f32 volume) override; + + /** + * Set the system volume. Comes from the audio system using this stream. + * + * @param volume - New volume of the system. + */ + void SetSystemVolume(f32 volume) override; + +private: + /// Name of the output device used by streams + std::string output_device; + /// Name of the input device used by streams + std::string input_device; + /// Vector of streams managed by this sink + std::vector<SinkStreamPtr> sink_streams; +}; + +/** + * Get a list of conencted devices from Cubeb. + * + * @param capture - Return input (capture) devices if true, otherwise output devices. + */ +std::vector<std::string> ListSDLSinkDevices(bool capture); + +} // namespace AudioCore::Sink |