Polynomial interpolation

Polynomial Interpolators for High-Quality Resampling of Oversampled Audio

Revised version (October 2001): deip.pdf (501 KiB)

Abstract:

"This paper discusses piece-wise polynomial interpolators used in audio resampling and presents new low-order designs that are optimized for high-quality resampling of oversampled audio. Source code and useful tables for using the interpolators are included."

Scarcely documented C++ source code: depoly.zip

Old version (August 2001): deip-original.pdf (491 KiB)