49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
|
#pragma once
|
||
|
|
|
||
|
|
#include "backend.h"
|
||
|
|
|
||
|
|
|
||
|
|
struct NoneBackend final : AudioBackend {
|
||
|
|
public:
|
||
|
|
explicit NoneBackend();
|
||
|
|
~NoneBackend() final = default;
|
||
|
|
|
||
|
|
[[nodiscard]] const WAVEFORMATEXTENSIBLE &format() const noexcept override;
|
||
|
|
|
||
|
|
HRESULT on_initialize(
|
||
|
|
AUDCLNT_SHAREMODE *ShareMode,
|
||
|
|
DWORD *StreamFlags,
|
||
|
|
REFERENCE_TIME *hnsBufferDuration,
|
||
|
|
REFERENCE_TIME *hnsPeriodicity,
|
||
|
|
const WAVEFORMATEX *pFormat,
|
||
|
|
LPCGUID AudioSessionGuid) noexcept override;
|
||
|
|
|
||
|
|
HRESULT on_get_buffer_size(uint32_t *buffer_frames) noexcept override;
|
||
|
|
HRESULT on_get_stream_latency(REFERENCE_TIME *latency) noexcept override;
|
||
|
|
HRESULT on_get_current_padding(std::optional<uint32_t> &padding_frames) noexcept override;
|
||
|
|
|
||
|
|
HRESULT on_is_format_supported(
|
||
|
|
AUDCLNT_SHAREMODE *ShareMode,
|
||
|
|
const WAVEFORMATEX *pFormat,
|
||
|
|
WAVEFORMATEX **ppClosestMatch) noexcept override;
|
||
|
|
|
||
|
|
HRESULT on_get_mix_format(WAVEFORMATEX **pp_device_format) noexcept override;
|
||
|
|
|
||
|
|
HRESULT on_get_device_period(
|
||
|
|
REFERENCE_TIME *default_device_period,
|
||
|
|
REFERENCE_TIME *minimum_device_period) override;
|
||
|
|
|
||
|
|
HRESULT on_start() noexcept override;
|
||
|
|
HRESULT on_stop() noexcept override;
|
||
|
|
HRESULT on_set_event_handle(HANDLE *event_handle) override;
|
||
|
|
|
||
|
|
HRESULT on_get_buffer(uint32_t num_frames_requested, BYTE **ppData) override;
|
||
|
|
HRESULT on_release_buffer(uint32_t num_frames_written, DWORD dwFlags) override;
|
||
|
|
|
||
|
|
private:
|
||
|
|
|
||
|
|
const WAVEFORMATEXTENSIBLE &format_;
|
||
|
|
BYTE *active_sound_buffer = nullptr;
|
||
|
|
};
|
||
|
|
|