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capGetAudioFormatSize
The capGetAudioFormatSize macro obtains the size of the audio format. You can use this macro or
explicitly call the WM_CAP_GET_AUDIOFORMAT message.
DWORD capGetAudioFormatSize(
Parameters
hwnd
Handle of a capture window.
Return Values
Returns the size, in bytes, of the audio format.
Remarks
Because compressed audio formats vary in size requirements applications must
first retrieve the size, then allocate memory, and finally request the audio
format data.
See Also
WM_CAP_GET_AUDIOFORMAT
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