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JavaFX™ Special Effects: Taking Java™ RIA to the Extreme with Animation, Multimedia, and Game Elements by Lucas L. Jordan

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CHAPTER 9

Effect: Audio Visualizer

I have always been amazed how the human mind is capable of connecting sounds we hear with something that we see. When my cat meows, I hear the sound and see the motion of the cat, and somehow these two different sensory experiences are combined into a single event. Computers have been used for years to visualize audio data, and being able to see the data update as you hear the sound being analyzed provides insight into sounds that would not be possible by just listening alone. JavaFX is an excellent tool for graphics, and Java has passable media support; this chapter will show how to combine these tools to create our own live graphical representations of audio.

We will explore how to create an audio visualization ...

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