48 lines
1 KiB
C++
48 lines
1 KiB
C++
/*
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* Copyright (c) 2026, The Ladybird developers
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/ByteString.h>
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#include <AK/Function.h>
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#include <AK/HashMap.h>
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#include <AK/Vector.h>
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#include <LibMedia/Export.h>
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namespace Media {
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struct AudioDeviceInfo {
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ByteString dom_device_id;
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ByteString label;
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ByteString group_id;
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u32 sample_rate_hz { 0 };
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u32 channel_count { 0 };
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bool is_default { false };
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};
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class MEDIA_API AudioDevices {
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public:
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static AudioDevices& the();
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void refresh();
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Vector<AudioDeviceInfo> input_devices() const;
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Vector<AudioDeviceInfo> output_devices() const;
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using ListenerId = u64;
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ListenerId add_devices_changed_listener(Function<void()>);
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void remove_devices_changed_listener(ListenerId);
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private:
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void notify_listeners();
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Vector<AudioDeviceInfo> m_cached_input_devices;
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Vector<AudioDeviceInfo> m_cached_output_devices;
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ListenerId m_next_listener_id { 1 };
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HashMap<ListenerId, Function<void()>> m_listeners;
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};
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}
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