QuickTime 4 Reference

DV Audio Decompressor Component

The Sound Manager includes a DV audio decompressor component. This component, which works with Sound Manager version 3.3 or later, can decompress DV audio in any of the formats supported by DV sources. These formats are:

2 audio channels, 12-bit encoding, 32K samples per second
2 audio channels, 12-bit encoding, 44.1K samples per second
2 audio channels, 12-bit encoding, 48K samples per second
2 audio channels, 16-bit encoding, 32K samples per second
2 audio channels, 16-bit encoding, 44.1K samples per second
2 audio channels, 16-bit encoding, 48K samples per second
4 audio channels, 12-bit encoding, 32K samples per second

The file type for all DV audio formats is kDVAudioFormat .

Note that the DV audio decompressor component provides the ability to decode audio data stored in a DVC stream.