Remarks

Returns the number of ACM (Audio Compression Manager) codecs installed inside the system: this method will fail without a previous call to the EncodeFormats.ACM.InitCodecs method.

The friendly description of each ACM codec can be obtained using the EncodeFormats.ACM.GetCodecDesc method.

For further details about the Windows Audio Compression Manager refer to the EncodeACM class section.

For a tutorial about the use of the Windows Audio Compression Manager refer to the How to use the Windows Audio Compression Manager section.

For further information about available encoding formats see the EncodeFormatsMan class.

Syntax

Return value

The number of ACM codecs installed inside the system