Main Window

The main window seen above houses all of LineIn's main settings.

Setup Controls
Input From: Select the desired input device, from a list provided by the system.
Output To: Select the desired output device, from a list provided by the system.
Pass Thru - When clicked, audio coming into the selected Input will be played audibly through the selected Output.
Level Meters - The level meters to the left of the Pass Thru button show activity when audio is being passed through LineIn.
Spectrum Meters - The spectrum meters to the right of the Pass Thru button show activity when audio is being passed through LineIn.

Advanced Controls

Input Device Settings
Left Channel: For devices with more than two channels, select the channel which will serve as the left.
Right Channel: For devices with more than two channels, select the channel which will serve as the right.
Buffering: Adjusts the size of the audio buffer for the input, in frames. A larger buffer is less prone to skipping but has higher latency (delay), while a smaller buffer has lower latency but may be more prone to skipping. This is best left at Default to start.

Output Device Settings
Left Channel: For devices with more than two channels, select the channel which will serve as the left.
Right Channel: For devices with more than two channels, select the channel which will serve as the right.
Buffering: Adjusts the size of the audio buffer for the output, in frames. A larger buffer is less prone to skipping but has higher latency (delay), while a smaller buffer has lower latency but may be more prone to skipping. This is best left at Default to start.