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Conventions to record and store (binaural) audio data at the receivers, annotated with geometric information.

Name Default Flags Dimensions Type Comment
GLOBAL:Conventions SOFA rm attribute
GLOBAL:Version 2.1 rm attribute
GLOBAL:SOFAConventions AnnotatedReceiverAudio rm attribute
GLOBAL:SOFAConventionsVersion 0.1 rm attribute
GLOBAL:APIName rm attribute
GLOBAL:APIVersion rm attribute
GLOBAL:ApplicationName attribute
GLOBAL:ApplicationVersion attribute
GLOBAL:AuthorContact m attribute
GLOBAL:Comment attribute
GLOBAL:DataType Audio rm attribute
GLOBAL:History attribute
GLOBAL:License No license provided, ask the author for permission m attribute
GLOBAL:Organization m attribute
GLOBAL:References attribute
GLOBAL:RoomType free field m attribute
GLOBAL:Origin attribute
GLOBAL:DateCreated m attribute
GLOBAL:DateModified m attribute
GLOBAL:Title m attribute
ListenerPosition [0 0 0] m IC, MC double Position of the head. IC if not tracked, MC if tracked.
ListenerPosition:Type cartesian m attribute
ListenerPosition:Units metre m attribute
ReceiverPosition [0 0.09 0; 0 -0.09 0] m rC, rCM double Position of the ears. RC if not tracked, RCM if tracked.
ReceiverPosition:Type cartesian m attribute
ReceiverPosition:Units metre m attribute
SourcePosition [0 0 0] m IC, MC double Position of the virtual ensemble. IC if not tracked, MC if tracked.
SourcePosition:Type cartesian m attribute
SourcePosition:Units metre m attribute
EmitterPosition [0 0 0] m eC, eCM double Position of the virtual source(s). eC if not tracked, eCM if tracked.
EmitterPosition:Type cartesian m attribute
EmitterPosition:Units metre m attribute
ListenerUp [0 0 1] m IC, MC double Must be of the same dimensionality as ListenerView.
ListenerView [1 0 0] m IC, MC double Orientation of the head. IC if not tracked, MC if tracked.
ListenerView:Type cartesian m attribute
ListenerView:Units metre m attribute
Data.Receiver [0 0] m In, Rn double (binaural) audio data at the receivers; n=number of audio samples
Data.SamplingRate 44100 m I double
Data.SamplingRate:Units hertz m attribute
M 0 m m double Time stamp of the measurements in M, defines the size of M.
M:LongName time m attribute Narrative name for M
M:Units second m attribute Units used for M
Response I, C, S attribute the subject’s response
Response:Type I, C, S attribute type depends on the dimension
Response:LongName S attribute narrative description of the response type