Open source audio editing for all

What is Audacity?

Audacity is a free audio editor. You can record sounds, play sounds, import and export WAV, AIFF, and MP3 files, and more. Use it to edit your sounds using Cut, Copy and Paste (with unlimited Undo), mix tracks together, or apply effects to your recordings. It also has a built-in amplitude envelope editor, a customizable spectrogram mode and a frequency analysis window for audio analysis applications. Built-in effects include Bass Boost, Wahwah, and Noise Removal, and it also supports VST plug-in effects.

Streaming the Screen

Streamingmedia.com: Screen Recorders for Streaming

With visual communication over the Internet an essential business and educational tool, screen recording can provide a simple means to create presentations of software demos, data walk-throughs, or even traditional slideshows. Let’s face it, nothing beats the “Show me, don’t tell me!” approach of a narrated screen recording.

MPEG-4, Coming to a camcorder near you..

MPEG-4 Camcorders: Boom OR Bust?

At the Consumer Electronics Show this year, two companies made what seem to be the first serious attempts at MPEG-4 dedicated, tape-less camcorders. These digital camcorders claim to have advantages of high video compression, they are tightly housed within attractive, small profiles and generally are tapeless. Most of the models being introduced use either Secure Digital cards or write directly onto an internal hard drive.

Bug vision

Wired News: Bugs Taking Over Robot Guidance

“The principle is simply that, if the insect flies along a straight line, objects that are near it appear to whiz by much more rapidly in the eye than objects that are far away,” says Srinivasan. “Thus, the distance to an object can be inferred in terms of the velocity of its image in the eye — the greater the velocity, the nearer the object.”