KFRlib is an open-source cross-platform C++ DSP framework written in C++. It is covered by a dual GPL/commercial license.
Official support
Supported platforms KFR is supported on the following platforms.List of tested compilers Mac OS X Linux Microsoft Windows iOS Android
Supported compilers Xcode 6.3 and later Clang 3.6 and later Visual Studio 2015 using LLVM-vs2014 toolkit
Features Optimized for ARM NEON,Version 1.0 Release notes SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, AVX, AVX2 instruction sets Fast Fourier transform Convolution Finite impulse response filters Infinite impulse response filters Digital biquad filter Sample rate conversion Window function Goertzel algorithm Digital delay line Pseudorandom number generator SIMD versions of many C mathematical functions
References
External links Official website