DVD-Audio Overview
DVD-Audio is a digital audio format for DVDs. It is not the same as the audio formats used in DVD movies but is a different format just for audio. DVD movies use various compressed, lossy audio formats to preserve disk space, which even on a DVD is at a premium when you combine movie-length video and multichannel surround sound. DVD-Audio supports professional studio master audio quality, which is 24/192. If you’re content with CD audio (16/44.1 stereo), you can cram about seven hours’ worth onto a single standard 4.7GB DVD. At 24/192, you’ll get about 75 minutes of music on a standard DVD. Some DVD-authoring software supports writing to 8.5GB double-layer DVDs, so you can really pile in the tunes. The DVD-Audio standard also ...
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