Mercurial > hg > segmenter-vamp-plugin
diff armadillo-3.900.4/include/armadillo_bits/op_median_bones.hpp @ 49:1ec0e2823891
Switch to using subrepo copies of qm-dsp, nnls-chroma, vamp-plugin-sdk; update Armadillo version; assume build without external BLAS/LAPACK
author | Chris Cannam |
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date | Thu, 13 Jun 2013 10:25:24 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/armadillo-3.900.4/include/armadillo_bits/op_median_bones.hpp Thu Jun 13 10:25:24 2013 +0100 @@ -0,0 +1,64 @@ +// Copyright (C) 2009-2012 NICTA (www.nicta.com.au) +// Copyright (C) 2009-2012 Conrad Sanderson +// +// This Source Code Form is subject to the terms of the Mozilla Public +// License, v. 2.0. If a copy of the MPL was not distributed with this +// file, You can obtain one at http://mozilla.org/MPL/2.0/. + + +//! \addtogroup op_median +//! @{ + + +template<typename T> +struct arma_cx_median_packet + { + T val; + uword index; + }; + + + +template<typename T> +arma_inline +bool +operator< (const arma_cx_median_packet<T>& A, const arma_cx_median_packet<T>& B) + { + return A.val < B.val; + } + + + +//! Class for finding median values of a matrix +class op_median + { + public: + + template<typename T1> + inline static void apply(Mat<typename T1::elem_type>& out, const Op<T1,op_median>& in); + + template<typename T, typename T1> + inline static void apply(Mat< std::complex<T> >& out, const Op<T1,op_median>& in); + + // + // + + template<typename T1> + inline static typename T1::elem_type median_vec(const T1& X, const typename arma_not_cx<typename T1::elem_type>::result* junk = 0); + + template<typename T1> + inline static typename T1::elem_type median_vec(const T1& X, const typename arma_cx_only<typename T1::elem_type>::result* junk = 0); + + // + // + + template<typename eT> + inline static eT direct_median(std::vector<eT>& X); + + template<typename T> + inline static void direct_cx_median_index(uword& out_index1, uword& out_index2, std::vector< arma_cx_median_packet<T> >& X); + }; + + + +//! @}