Watch this on YouTube!
In this screencast, first I record & resample that recording. The red ball shows in the middle while recording.  Then I record and playback mouse movements while switching the sample.  The whole background changes color when recording and playing mouse movements.

Grain Main Frame Demo Recording by jeremywentworth

• You can now Record audio
  • Press q key to start/stop recording
  • Wav files are stored in the samples folder
• You can now Resample audio
  • Press w key to playback the last recorded sample
• Better samples
  • I mashed previous samples into less files.
  • This adds more variety and lowers the download size.
• Please Note:  Beads library only supports 16bit samples.
• I made several bug fixes
• More features and fixes coming soon…

GrainMainFrame-0.2.zip

GrainMainFrame1.5-0.2.zip (Java 1.5)

Java version check: http://java.com/en/download/installed.jsp

Easy-to-use granular sample player

• Quickly drag and drop sample(s)
• Includes several homemade and unique samples
• Layer them with multiple instances
• Record/Playback mouse movements (like a Kaoss pad)
• Granulate them (alter rate, interval, loop points, randomization, pan)
• Control parameters with OSC (from an iPhone, Max/Msp, Pure Data, Processing)
• Runs on multiple platforms (Java Application)
• Just version 0.1 so there are more features to come…

Download for Java 1.6: GrainMainFrame-0.1.zip

Download for Java 1.5 (Mac OS): GrainMainFrame1.5-0.1.zip