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Introduce study/process/retrieve with n and offset (easier to handle in Java).

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Also restore threading option, since threading is not necessarily disabled in
the backend
This commit is contained in:
Chris Cannam
2012-09-10 09:29:48 +01:00
parent 0e2b395ed2
commit f43288911d
2 changed files with 54 additions and 43 deletions
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25
com/breakfastquay/rubberband/RubberBandStretcher.java
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@@ -37,15 +37,24 @@ public class RubberBandStretcher
public native int getSamplesRequired();
//!!! setKeyFrameMap
//!!! todo: setKeyFrameMap
//!!! we should check, for example, that the samples arrays have the right number of channels
//!!! extracting subset of array in java is a pain, this should take array + offset and there should be an interleaved alternative
public native void study(float[][] input, boolean finalBlock);
public native void process(float[][] input, boolean finalBlock);
public native void study(float[][] input, int offset, int n, boolean finalBlock);
public void study(float[][] input, boolean finalBlock) {
study(input, 0, input[0].length, finalBlock);
}
public native void process(float[][] input, int offset, int n, boolean finalBlock);
public void process(float[][] input, boolean finalBlock) {
process(input, 0, input[0].length, finalBlock);
}
public native int available();
public native int retrieve(float[][] output);
public native int retrieve(float[][] output, int offset, int n);
public int retrieve(float[][] output) {
return retrieve(output, 0, output[0].length);
}
private native void initialise(int sampleRate, int channels, int options,
double initialTimeRatio,
@@ -68,6 +77,10 @@ public class RubberBandStretcher
public static final int OptionPhaseLaminar = 0x00000000;
public static final int OptionPhaseIndependent = 0x00002000;
public static final int OptionThreadingAuto = 0x00000000;
public static final int OptionThreadingNever = 0x00010000;
public static final int OptionThreadingAlways = 0x00020000;
public static final int OptionWindowStandard = 0x00000000;
public static final int OptionWindowShort = 0x00100000;