bool Initialize ( const int32 * InAudioBuffer, uint32 InBufferSize, uint32 InNumberOfChannels, uint32 InSampleRate, [FTimespan](API\Runtime\Core\Misc\FTimespan) InTime, const [TOptional](API\Runtime\Core\IO\TOptional)< [FTimecode](API\Runtime\Core\Misc\FTimecode) > & InTimecode )