Stops an attachment.
Err StopAttachment (Item Attachment, TagArg *tagList) Err StopAttachmentVA (Item Attachment, uint32 tag1, ...)
This function abruptly stops an attachment. The attachment doesn't go into its release phase when stopped this way.
The function returns a non-negative value if successful or an error code (a negative value) if an error occurs.
SWI implemented in Audio folio V20.
Prior to V24, StopAttachment()
did not support envelope attachments.
audio.h