Contents

GetAvailableStreamFormats

Returns the available stream formats as an array of audio stream basic descriptions.

Declaration

size_t GetAvailableStreamFormats(IOUserAudioStreamBasicDescription *out_formats, size_t in_num_formats);

Parameters

  • out_formats:

    A pointer to a buffer of type IOUserAudioStreamBasicDescription, with a size of in_num_formats. On return, this buffer contains the available formats.

  • in_num_formats:

    The size of the out_formats buffer.

Return Value

The number of descriptions populated in the out_formats buffer.

Discussion

This method synchronizes by using the work queue created by the object.

See Also

Working with Stream Formats