snd - 3DSurround Demo

Description

This is a sample of 3D surround.

Required Environment

None.

How to Use

Input Operation
A Button. Toggles mixed audio data between stereo and surround.
B Button. Toggles the virtual speaker position of 3D surround audio between square and wide.
R, L Buttons Sets the surround sound depth (R:+, L:-). You can specify a value in the range from 0.000000 through 1.000000.
The surround sound depth parameter indicates the intensity of the 3D surround sound effect when sound is output through the speakers. Larger values create a more pronounced effect.
The surround sound depth has no effect when sound is output through headphones.
+Control Pad Left/Right Sets the pan position. You can specify a value from -1.000 through 1.000.
+Control Pad Up/Down Sets the surround sound pan position. You can specify a value from -1.000 through 1.000.

Notes

None.

Execution Procedure

When you run the demo, it displays its controls and the various parameter values.

The following log is also displayed in debugger output.

Loading wav files...
rom:/kart_title.32.wav (2ch, 32000Hz, 16-bit wav file)
rom:/idle.wav (1ch, 32000Hz, 16-bit wav file)

Revision History

2011/10/12
Added support for applets, and modified How to Use and the screen display.
2011/02/02
Initial version.

CONFIDENTIAL