PXAUDIO2_BUFFER
PXAUDIO2_BUFFER_WMA
PXAUDIO2_DEBUG_CONFIGURATION
PXAUDIO2_EFFECT_CHAIN
PXAUDIO2_EFFECT_DESCRIPTOR
PXAUDIO2_FILTER_PARAMETERS
PXAUDIO2_FILTER_TYPE
PXAUDIO2_PERFORMANCE_DATA
PXAUDIO2_SEND_DESCRIPTOR
PXAUDIO2_VOICE_DETAILS
PXAUDIO2_VOICE_SENDS
PXAUDIO2_VOICE_STATE
TWAVEFORMATEX
TXAUDIO2_BUFFER
TXAUDIO2_BUFFER_WMA
TXAUDIO2_DEBUG_CONFIGURATION
TXAUDIO2_EFFECT_CHAIN
TXAUDIO2_EFFECT_DESCRIPTOR
TXAUDIO2_FILTER_PARAMETERS
TXAUDIO2_FILTER_TYPE
TXAUDIO2_PERFORMANCE_DATA
TXAUDIO2_PROCESSOR
TXAUDIO2_SEND_DESCRIPTOR
TXAUDIO2_VOICE_DETAILS
TXAUDIO2_VOICE_SENDS
TXAUDIO2_VOICE_STATE