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This conventions defines a general convention with TF-E as DataType (no restrictions but DataType). GeneralTF-E extends GeneralTF by having Emitter as an explicit dimension in the data.

The conventions is defined in AES69-2020 (SOFA 2.0).

Name Default Flags Dimensions Type Comment
GLOBAL:Conventions SOFA rm attribute
GLOBAL:Version 2.0 rm attribute
GLOBAL:SOFAConventions GeneralTF-E rm attribute This conventions stores TFs depending in the Emiiter for general purposes, i.e., only the mandatory, SOFA general metadata are pre-defined. This convention is based on GeneralTF
GLOBAL:SOFAConventionsVersion 1.0 rm attribute
GLOBAL:APIName rm attribute
GLOBAL:APIVersion rm attribute
GLOBAL:ApplicationName attribute
GLOBAL:ApplicationVersion attribute
GLOBAL:AuthorContact m attribute
GLOBAL:Comment m attribute
GLOBAL:DataType TF-E rm attribute We store frequency-dependent data depending on the emitter here
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 The room information can be arbitrary
GLOBAL:Origin attribute
GLOBAL:DateCreated m attribute
GLOBAL:DateModified m attribute
GLOBAL:Title m attribute
ListenerPosition [0 0 0] m IC, MC double
ListenerPosition:Type cartesian m attribute
ListenerPosition:Units metre m attribute
ReceiverPosition [0 0 0] m I, R, M, RM, RCI, RCM double
ReceiverPosition:Type cartesian m attribute
ReceiverPosition:Units metre m attribute
SourcePosition [0 0 1] m IC, MC double In order to store different directions/positions around the listener, SourcePosition is assumed to vary
SourcePosition:Type spherical m attribute
SourcePosition:Units degree, degree, metre m attribute
EmitterPosition [0 0 0] m I, E, M, EM, ECI, ECM double
EmitterPosition:Type cartesian m attribute
EmitterPosition:Units metre m attribute
Data.Real 0 m mrne double The real part of the complex spectrum
Data.Imag 0 m MRNE double The imaginary part of the complex spectrum
N 0 m N double Frequency values
N_LongName frequency attribute
N_Units hertz m attribute Unit of the values given in N