SpWaveFormatEx Interface (SAPI 5.4)

Microsoft Speech API 5.4


The SpWaveFormatEx automation object represents the format of waveform-audio data.

The SpWaveFormatEx object gets and sets the audio format property of the SpAudioFormat object. Please see a code example in the SpAudioFormat GetWaveFormatEx section.

Automation Interface Elements

The SpWaveFormatEx automation object has the following elements:

AvgBytesPerSec Property
BitsPerSample Property
BlockAlign Property
Channels Property
ExtraData Property
FormatTag Property
SamplesPerSec Property