Syncs are set on mixers in exactly the same way as on any other stream, using BASS_ChannelSetSync. Besides the standard stream sync types, mixers also support the following types of sync.
Sync types, with param and SYNCPROC data definitions.
| BASS_SYNC_MIXER_QUEUE | Sync when a source is dequeued. This only applies to queued mixers (BASS_MIXER_QUEUE). param : not used. data : dequeued channel handle. |