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\fBtzint::Encode\fR \fBfile\fR \fIfilename\fR \fIdata\fR ?\fB\-option \fIvalue\fR ...?
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\fBfile\fR command encodes and writes a barcode to the given \fIfilename\fR. The filename extention defines the image format. Valid extentions are \fB.png\fR, \fB.eps\fR, \fB.svg\fR, \fB.txt\fR.
