How to use it, In general, Au specific instructions – Expert Sleepers Latency Fixer v1.0.3 User Manual

Page 5: Vst specific instructions

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How to use it

In general

The plug-in reports to the host application that it has a latency (controlled by the plug-in
parameters) but does not actually apply any processing to the audio signal. This causes the
host to use its own latency compensation to advance the audio fed into the plug-in by the
requested amount.

This is useful to compensate for e.g. routing audio via outboard effect processors, where
the audio's journey out of your audio interface and back in to the computer introduces a
latency into the signal. For example you may find it useful in conjunction with Logic's
Helper->I/O plug-in.

For it to work, the host application must support 'plug-in delay compensation' and the fea-
ture must be turned on. Most recent versions of all the major DAWs support this.

In general applications will not respond to changes in the latency setting during playback.
If you need to interactively set the latency, try setting this plug-in to a large setting and
then using my Buffer Delay plug-in to experiment with different settings. Once you've
found the correct values, subtract the Buffer Delay delay from the latency setting and re-
move the Buffer Delay plug-in.

AU specific instructions

Some old AU hosts (e.g. Logic 6) do not respond to changes of latency at all, even when
playback is stopped. As a workaround, Latency Fixer remembers its last used settings and
uses them as defaults when creating a new instance of the plug-in, which is the only time
these hosts query the latency.

Most recent hosts correctly respond to changes in latency reported by the plug-in, though
possibly only applying the changes when the transport is stopped and re-started, as noted
above.

VST specific instructions

Unfortunately VST hosts do not respond to changes of latency at all, even when playback
is stopped. As a workaround, Latency Fixer remembers its last used settings and uses
them as defaults when creating a new instance of the plug-in, which is the only time VST
hosts query the latency. So the required setup is as follows:

Load the Latency Fixer plug-in on a track.

Set the desired latency via the plug-in’s parameters.

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