USB Audio visualizer parses packets and configuration descriptors for USB Audio (version 1.0) compliant device. The following subclasses are supported - Audio Control (AC) and Audio Streaming (AS). The first one is used to control and change the state of device. The second one is generally used for data transmitting. Audio class descriptors are displayed in Configuration Descriptor pane.
The following control pipe requests are parsed for the audio class device:
Audio View visualizer supports Generic Filtering platform.
You can select subclass (AudioControl or AudioStreaming) on Tools » Settings, General Tab page.