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authorBent Bisballe Nyeng <deva@aasimon.org>2014-10-12 21:15:56 +0200
committerBent Bisballe Nyeng <deva@aasimon.org>2014-10-12 21:15:56 +0200
commitfafc815d3b2f525e703ab9482a008201097ab90d (patch)
treef16a60541eefd32ac3a22138765a47425e156034 /src/chresampler.h
parent484eb4f976568ba058c91a36f6482a404e35d486 (diff)
Add new resampler class and use it in engine.
Diffstat (limited to 'src/chresampler.h')
-rw-r--r--src/chresampler.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/src/chresampler.h b/src/chresampler.h
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+/* -*- 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 <stdlib.h>
+
+/**
+ * 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__*/