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#pragma once
namespace Whisper
{
struct sCaptureDevice
{
// The display name is suitable for showing to the user, but might not be unique.
const wchar_t* displayName;
// Endpoint ID for an audio capture device
// It uniquely identifies the device on the system, but is not a readable string.
const wchar_t* endpoint;
};
using pfnFoundCaptureDevices = HRESULT( __stdcall* )( int len, const sCaptureDevice* buffer, void* pv );
// Flags for the audio capture
enum struct eCaptureFlags : uint32_t
{
// When the capture device supports stereo, keep stereo PCM samples in addition to mono
Stereo = 1,
};
// Parameters for audio capture
struct sCaptureParams
{
float minDuration = 2.0f;
float maxDuration = 3.0f;
float dropStartSilence = 0.25f;
float pauseDuration = 0.333f;
// Flags for the audio capture
uint32_t flags = 0;
};
enum struct eCaptureStatus : uint8_t
{
Listening = 1,
Voice = 2,
Transcribing = 4,
Stalled = 0x80,
};
using pfnShouldCancel = HRESULT( __stdcall* )( void* pv ) noexcept;
using pfnCaptureStatus = HRESULT( __stdcall* )( void* pv, eCaptureStatus status ) noexcept;
struct sCaptureCallbacks
{
pfnShouldCancel shouldCancel;
pfnCaptureStatus captureStatus;
void* pv;
};
}
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