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  3. AudioCaptureCore

AudioCaptureCore

Unreal Engine C++ API Reference > Runtime

Classes

  Type Name Description
Public class FAudioCapture Class which handles audio capture internally, implemented with a back-end per platform.  
Public class FAudioCaptureCoreModule Public dependencies  
Public struct FAudioCaptureDeviceParams    
Public class FAudioCaptureSynth Class which contains an FAudioCapture object and performs analysis on the audio stream, only outputing audio if it matches a detection criteria.  
Public struct FCaptureDeviceInfo    
Public class IAudioCaptureFactory    
Public class IAudioCaptureStream    

Typedefs

Name Description
FOnAudioCaptureFunction Callable function type used for audio capture callbacks.
FOnCaptureFunction  

Enums

  Type Name Description
Public enum Audio::EHardwareInputFeature Various hardware-accelerated features that an input device can have.  
Public enum Audio::EPCMAudioEncoding PCM audio format (bits per sample) supported by device layers (WASAPI, CoreAudio, etc.)  

Variables

  Type Name Description
Public variable constexpr EPCMAudioEncoding DefaultDeviceEncoding Some clients such as UAudioCaptureComponent assume 32-bit float bit depth.
Public variable constexpr int32 DefaultDeviceIndex Indicates the default, system capture device should be used for capturing audio.
Public variable constexpr int32 InvalidDeviceChannelCount Indicates invalid channel count and that the input channel count of the default device should be used.
Public variable constexpr int32 InvalidDeviceSampleRate Indicates invalid sample rate and that the default device's sample rate should be used.

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