[null,null,["Last updated 2024-09-18 UTC."],[[["The `cast.framework.messages.AudioTrackInfo` class provides static data about a given audio track such as codec, channel count, and spatial audio capabilities."],["It includes properties like `audioCodec`, `numAudioChannels`, and `spatialAudio` to describe the track's attributes, which can be undefined if not explicitly specified."]]],[]]