mirror of https://github.com/bsnes-emu/bsnes.git
62 lines
2.7 KiB
C++
Executable File
62 lines
2.7 KiB
C++
Executable File
/***************************************************************************
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* Copyright (C) 2008 by Sindre Aamås *
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* aamas@stud.ntnu.no *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License version 2 as *
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* published by the Free Software Foundation. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License version 2 for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* version 2 along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#include "resamplerinfo.h"
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#include "chainresampler.h"
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#include "hammingsinc.h"
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#include "blackmansinc.h"
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#include "rectsinc.h"
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#include "linint.h"
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struct LinintInfo {
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static Resampler* create(long inRate, long outRate, std::size_t) { return new Linint<2>(inRate, outRate); }
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};
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struct RectsincInfo {
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static Resampler* create(long inRate, long outRate, std::size_t periodSz) {
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ChainResampler *r = new ChainResampler;
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r->init<RectSinc>(inRate, outRate, periodSz);
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return r;
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}
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};
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struct HammingsincInfo {
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static Resampler* create(long inRate, long outRate, std::size_t periodSz) {
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ChainResampler *r = new ChainResampler;
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r->init<HammingSinc>(inRate, outRate, periodSz);
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return r;
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}
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};
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struct BlackmansincInfo {
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static Resampler* create(long inRate, long outRate, std::size_t periodSz) {
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ChainResampler *r = new ChainResampler;
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r->init<BlackmanSinc>(inRate, outRate, periodSz);
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return r;
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}
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};
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const ResamplerInfo ResamplerInfo::resamplers[] = {
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{ "2-tap linear interpolation", LinintInfo::create },
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{ "Rectangular windowed sinc (~20 dB SNR)", RectsincInfo::create },
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{ "Hamming windowed sinc (~50 dB SNR)", HammingsincInfo::create },
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{ "Blackman windowed sinc (~70 dB SNR)", BlackmansincInfo::create }
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};
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const unsigned ResamplerInfo::num_ = sizeof(ResamplerInfo::resamplers) / sizeof(ResamplerInfo);
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