HARK version 1.1.0 Document : Generation of a microphone location information file

7.1.6 Generation of a microphone location information file

・A microphone location information file is a text file describing the locations of the microphones.
・This file must be created according to the 5.2.1 Microphone position text format.
・The microphone location information file is necessary to generate transfer function files used for
LocalizeMUSIC and modules.
・The method of create this file using the template generation function of HARKTOOL is

Generation Process

１．Start HARKTOOL3 (see 7.1.3), and click the 「MICARY-LocationFile」 button
in the Figure 7.13「Select a file type for generation」 window.

$\includegraphics[width=50mm ]{fig/tools/harktool/MICARAY-1-en.eps}$

Figure 7.13: Select a file type for generation

２．When the 「Editing of MICARY-LocationFile」screen is displayed, as in the Figure 7.14, click the
「generate Template」button at the bottom-right corner（see Figure 7.14）.

$\includegraphics[width=120mm ]{fig/tools/harktool/MICARAY-2-en.eps}$

Figure 7.14: Editing of MICARY-LocationFile

３．When 「Template generation of MICARY-LocationFile」screen is displayed, as in the Figure 7.15,
input the parameters on the screen and click the 「Generation Template」 button.
For each item, see Overview of setting items below.

$\includegraphics[width=120mm ]{fig/tools/harktool/MICARAY-3-en.eps}$

Figure 7.15: Template generation of MICARY-LocationFile

Overview of setting items

Distance[m]
The horizontal distance between the speaker and the microphone.
Elevation[degree]
The angle of elevation as seen from the microphone in the direction of the speaker.
Angle[degree]
Ending angle (left), starting angle (right). The TSP signal is recorded in the file at every specified angle, from the starting to the ending angle, in a counterclockwise direction, (the interval between angles is specified in the next item). The filenames of these files are added to the template.
Interval[degree]
The interval between angles

４．The templates of MICARY-LocationFile based on the entered parameters are displayed on
the 「Editing of MICARY-LocationFile」 screen. Click the 「Show Graph」 button
on the bottom right, and verify the parameter settings. (see Figure 7.17).

５． If there is no problem, save the generated files 「File」 $\to$ 「Save」(see Figure 7.16).

$\includegraphics[width=120mm ]{fig/tools/harktool/MICARAY-4-en.eps}$

Figure 7.16: MICARY-LocationFile Editor

$\includegraphics[width=100mm ]{fig/tools/harktool/MICARAY-5-en.eps}$

Figure 7.17: Graph of MICARY-LocationFile