It is said in places that ~4x sinc oversampling followed by a spline interpolation yield really good results.
Here's the PDF I thought of:
http://www.student.oulu.fi/~oniemita/dsp/deip.pdf
Ola Fosheim Grøstad via Digitalmars-d Tue, 16 Feb 2016 05:11:57 -0800
It is said in places that ~4x sinc oversampling followed by a spline interpolation yield really good results.
Here's the PDF I thought of:
http://www.student.oulu.fi/~oniemita/dsp/deip.pdf