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XStudio Recorder

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XStudio Recorder Audio Engine Manual Installation

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The audio engine is normally automatically installed when the XStudio Recorder is installed. Should there be a situation where it is not installed, or there's a need to manually-install the audio engine, here are basic steps that should be followed.

The audio engine can be used only on Windows 7 and above operating systems. It will not run on older OS versions.

1.

Files needed for manual installation:

AudioEngine.exe

GenCodec.dll

NCTAudioCompress.dll

asihpi32.dll

aptX100.dll (ONLY IF apt-X is to be installed and licensed)

pcgw32.dll (ONLY IF apt-X is to be installed and licensed)

It is important that the files come from the same release version of the audio engine. Review the Current Audio Engine Version Numbers for additional details.

Audio Engine Prerequisites
Beginning with version 1.99.76.101, the audio engine and client dll require the Microsoft Visual C++ 2015-2019 Redistributable Package (x86) be present on the host PC. To check whether or not it is installed, open Add/Remove Programs (or equivalent) in Control Panel. Look for the item "Microsoft Visual C++ 2015-2019 Redistributable - x86" followed by a version number. If not present you will need to download and install the software from Microsoft.

2.

Copy all needed files to a common folder. All files must be in the same folder. The normal location for these files is "x:\dcsTools\AudioEngine", where "x" is the boot drive.  Exceptions are the aptX100.dll & pcgw32.dll files, which can be located in the Windows path, although not recommended.

3.

The NCT dll must be registered with the operating system. To register the dll, open a command window (DOS window) and navigate to the folder in which the NCT dll is located. At the command prompt, type the following: regsvr32 NCTAudioCompress.dll followed by the [Enter] key to register the dll.

4.

The audio engine must be installed as a service. You can do this from a command window (DOS window), similar to the NCT dll registration.  Open a command window and navigate to the folder in which the audio engine executable is located.  At the command prompt, enter the following:

audioengine /install

Press the [Enter] key to install the service.

To manually uninstall the audio engine from a command prompt, type the following:

audioengine /uninstall
 
Press the [Enter] key to uninstall the audio engine as a service.

Running the Audio Engine in Console Mode

For troubleshooting purposes, the audio engine can also be run in console mode.  Ensure that the audio engine, if installed as a service, is not running before attempting to run it as a console application.

To start the audio engine as a console application, open a command window (DOS window), navigate to the folder containing the audio engine files, and enter the following at a command prompt:

audioengine /console

Press the [Enter] key to launch the audio engine. The audio engine will launch and the command window will display status information.  The command prompt disappears.

When running in console mode, the audio engine inherits the rights and privileges of the logged-on user, which may be different from the rights and privileges assigned to the audio engine when running as a service.

To stop the audio engine when running as a console application, press [Ctrl-C] in the command window.  The audio engine will shut down and the command-prompt will reappear.