From fafc815d3b2f525e703ab9482a008201097ab90d Mon Sep 17 00:00:00 2001 From: Bent Bisballe Nyeng Date: Sun, 12 Oct 2014 21:15:56 +0200 Subject: Add new resampler class and use it in engine. --- src/chresampler.h | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 src/chresampler.h (limited to 'src/chresampler.h') diff --git a/src/chresampler.h b/src/chresampler.h new file mode 100644 index 0000000..5943627 --- /dev/null +++ b/src/chresampler.h @@ -0,0 +1,65 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * chresampler.h + * + * Tue Sep 23 20:42:14 CEST 2014 + * Copyright 2014 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * DrumGizmo is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#ifndef __DRUMGIZMO_CHRESAMPLER_H__ +#define __DRUMGIZMO_CHRESAMPLER_H__ + +#include + +/** + * Channel resampler class using either zita-resampler or secret rabbit code + * (really!!) depending on the value of the WITH_RESAMPLER macro. + * If WITH_RESAMPLER is unset the resampler is disabled entirely. + * If WITH_RESAMPLER=="zita" zita-resampler will be used. + * If WITH_RESAMPLER=="src" Secret Rabbit Code will be used. + */ +class CHResampler { +public: + CHResampler(); + ~CHResampler(); + + void setup(double input_fs, double output_fs); + + void setInputSamples(float *samples, size_t count); + void setOutputSamples(float *samples, size_t count); + + void process(); + + size_t getInputSampleCount(); + size_t getOutputSampleCount(); + + double ratio(); + +private: + class Prv; + Prv *prv; + + double input_fs; + double output_fs; +}; + + +#endif/*__DRUMGIZMO_CHRESAMPLER_H__*/ -- cgit v1.2.3