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Update from main repo.

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* Add a more reliable transient detection mode, and make the mode
   selectable using OptionDetectorXXX flags -- the new method is
   the default
 * Band-limit transient detectors to avoid being distracted by
   inaudible garbage
 * Add a key-frame mapping facility for variable stretch ratio
   management during offline stretches
This commit is contained in:
Chris Cannam
2010-03-24 09:44:51 +00:00
parent 45a7ec1868
commit 87dc720243
53 changed files with 1287 additions and 294 deletions
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16
src/rubberband-c.cpp
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@@ -3,7 +3,7 @@
/*
Rubber Band
An audio time-stretching and pitch-shifting library.
Copyright 2007-2009 Chris Cannam.
Copyright 2007-2010 Chris Cannam.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
@@ -74,6 +74,11 @@ void rubberband_set_transients_option(RubberBandState state, RubberBandOptions o
state->m_s->setTransientsOption(options);
}
void rubberband_set_detector_option(RubberBandState state, RubberBandOptions options)
{
state->m_s->setDetectorOption(options);
}
void rubberband_set_phase_option(RubberBandState state, RubberBandOptions options)
{
state->m_s->setPhaseOption(options);
@@ -104,6 +109,15 @@ void rubberband_set_max_process_size(RubberBandState state, unsigned int samples
state->m_s->setMaxProcessSize(samples);
}
void rubberband_set_key_frame_map(RubberBandState state, unsigned int keyframecount, unsigned int *from, unsigned int *to)
{
std::map<size_t, size_t> kfm;
for (unsigned int i = 0; i < keyframecount; ++i) {
kfm[from[i]] = to[i];
}
state->m_s->setKeyFrameMap(kfm);
}
void rubberband_study(RubberBandState state, const float *const *input, unsigned int samples, int final)
{
state->m_s->study(input, samples, final != 0);