Specifications

Pro Tools|HD Getting Started Guide44
To change the Plug-in Streaming Buffer Size:
1 Choose Setup > Playback Engine.
2 From the Plug-in Streaming Buffer Size pop-up
menu, select a buffer size.
3 Click OK.
Optimizing the Plug-in Streaming Buffer
Size
(Structure Plug-in Only)
This option appears in the Playback Engine dia-
log only if the Structure sampler instrument
plug-in is installed on your system. This option
is useful when you are playing samples from the
same drive that contains audio for the current
session. When this option is selected, Pro Tools
automatically optimizes the size of the Plug-in
Streaming Buffer to facilitate disk access from
both Pro Tools and Structure. The Plug-in
Streaming Buffer Size pop-up menu is unavail-
able when this option is selected.
To set Pro Tools to automatically optimize the
Plug-in Streaming Buffer Size:
1 Choose Setup > Playback Engine.
2 Select the “Optimize for Streaming Content
on Audio Drives” option.
3 Click OK.
Configuring MIDI Setup
If you plan to use any MIDI devices with Pro Tools,
do one of the following:
 On Windows, configure your MIDI setup with
MIDI Studio Setup. See Appendix C, “Configur-
ing MIDI Studio Setup (Windows Only)” for de-
tails.
– or –
 On Mac, configure your MIDI setup with Au-
dio MIDI Setup. See Appendix D, “Configuring
AMS (Mac OS X Only)” for details.
Configuring Pro Tools Hardware
Settings
In the Hardware Setup dialog, Pro Tools lets you
set the default sample rate and clock source for
your system, as well as a range of controls spe-
cific to each type of audio interface.)
Default Sample Rate
The Sample Rate setting appears as the default
sample rate when you create a new session. (This
setting is available in the Hardware Setup dialog
only when no session is open.)
Plug-in Streaming Buffer Size menu in the Playback
Engine dialog
You can change the sample rate when
creating a new Pro Tools session by
selecting a different sample rate in the
New Session dialog.