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Implement & exercise getKeyFrameMap in JNI

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This commit is contained in:
Chris Cannam
2023-12-14 14:31:08 +00:00
parent e54fd1fd95
commit dc745e3487
3 changed files with 70 additions and 2 deletions
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16
com/breakfastquay/rubberband/RubberBandStretcher.java
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@@ -23,6 +23,9 @@
package com.breakfastquay.rubberband;
import java.util.Map;
import java.util.Set;
public class RubberBandStretcher
{
public RubberBandStretcher(int sampleRate, int channels,
@@ -62,6 +65,19 @@ public class RubberBandStretcher
public native int getSamplesRequired();
public native void setKeyFrameMap(long[] from, long[] to);
public void setKeyFrameMap(Map<Long, Long> m) {
Set<Long> keys = m.keySet();
int n = keys.size();
long[] from = new long[n];
long[] to = new long[n];
int i = 0;
for (Long k : keys) {
from[i] = k.longValue();
to[i] = m.get(k).longValue();
++i;
}
setKeyFrameMap(from, to);
}
public native void study(float[][] input, int offset, int n, boolean finalBlock);
public void study(float[][] input, boolean finalBlock) {