BASS_ChannelGetAttributeEx

Retrieves the value of a channel's attribute.

DWORD BASS_ChannelGetAttributeEx(
    DWORD handle,
    DWORD attrib,
    void *value,
    DWORD size
);

Parameters

handle

The channel handle... a HCHANNEL, HMUSIC, HSTREAM, or HRECORD.

attrib

The attribute to get the value of... one of the following.

BASS_ATTRIB_DOWNLOADPROC	Internet stream download callback. (HSTREAM only)
BASS_ATTRIB_SCANINFO	Scanned info. (HSTREAM only)
BASS_ATTRIB_USER	User-defined info. (HMUSIC/HSTREAM/HRECORD)

other attributes may be supported by add-ons, see the documentation.

value

Pointer to a buffer to receive the attribute data.

size

The size of the attribute data in bytes... 0 = get the size of the attribute without getting the data.

If successful, the size of the attribute data is returned, else 0 is returned. Use BASS_ErrorGetCode to get the error code.

BASS_ERROR_HANDLE	handle is not a valid channel.
BASS_ERROR_NOTAVAIL	The attribute is not available.
BASS_ERROR_ILLTYPE	attrib is not valid.
BASS_ERROR_ILLPARAM	size is not valid.

some attributes may have additional error codes, see the documentation.

This function also supports the floating-point attributes supported by BASS_ChannelGetAttribute.