f43288911d
Also restore threading option, since threading is not necessarily disabled in the backend
110 lines
4.0 KiB
Java
110 lines
4.0 KiB
Java
/* Copyright Chris Cannam - All Rights Reserved */
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package com.breakfastquay.rubberband;
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public class RubberBandStretcher
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{
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public RubberBandStretcher(int sampleRate, int channels,
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int options,
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double initialTimeRatio,
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double initialPitchScale) {
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handle = 0;
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initialise(sampleRate, channels, options,
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initialTimeRatio, initialPitchScale);
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}
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public native void dispose();
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public native void reset();
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public native void setTimeRatio(double ratio);
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public native void setPitchScale(double scale);
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public native int getChannelCount();
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public native double getTimeRatio();
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public native double getPitchScale();
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public native int getLatency();
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public native void setTransientsOption(int options);
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public native void setDetectorOption(int options);
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public native void setPhaseOption(int options);
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public native void setFormantOption(int options);
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public native void setPitchOption(int options);
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public native void setExpectedInputDuration(long samples);
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public native void setMaxProcessSize(int samples);
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public native int getSamplesRequired();
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//!!! todo: setKeyFrameMap
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public native void study(float[][] input, int offset, int n, boolean finalBlock);
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public void study(float[][] input, boolean finalBlock) {
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study(input, 0, input[0].length, finalBlock);
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}
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public native void process(float[][] input, int offset, int n, boolean finalBlock);
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public void process(float[][] input, boolean finalBlock) {
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process(input, 0, input[0].length, finalBlock);
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}
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public native int available();
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public native int retrieve(float[][] output, int offset, int n);
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public int retrieve(float[][] output) {
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return retrieve(output, 0, output[0].length);
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}
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private native void initialise(int sampleRate, int channels, int options,
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double initialTimeRatio,
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double initialPitchScale);
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private long handle;
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public static final int OptionProcessOffline = 0x00000000;
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public static final int OptionProcessRealTime = 0x00000001;
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public static final int OptionStretchElastic = 0x00000000;
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public static final int OptionStretchPrecise = 0x00000010;
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public static final int OptionTransientsCrisp = 0x00000000;
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public static final int OptionTransientsMixed = 0x00000100;
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public static final int OptionTransientsSmooth = 0x00000200;
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public static final int OptionDetectorCompound = 0x00000000;
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public static final int OptionDetectorPercussive = 0x00000400;
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public static final int OptionDetectorSoft = 0x00000800;
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public static final int OptionPhaseLaminar = 0x00000000;
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public static final int OptionPhaseIndependent = 0x00002000;
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public static final int OptionThreadingAuto = 0x00000000;
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public static final int OptionThreadingNever = 0x00010000;
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public static final int OptionThreadingAlways = 0x00020000;
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public static final int OptionWindowStandard = 0x00000000;
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public static final int OptionWindowShort = 0x00100000;
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public static final int OptionWindowLong = 0x00200000;
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public static final int OptionSmoothingOff = 0x00000000;
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public static final int OptionSmoothingOn = 0x00800000;
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public static final int OptionFormantShifted = 0x00000000;
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public static final int OptionFormantPreserved = 0x01000000;
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public static final int OptionPitchHighSpeed = 0x00000000;
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public static final int OptionPitchHighQuality = 0x02000000;
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public static final int OptionPitchHighConsistency = 0x04000000;
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public static final int OptionChannelsApart = 0x00000000;
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public static final int OptionChannelsTogether = 0x10000000;
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public static final int DefaultOptions = 0x00000000;
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public static final int PercussiveOptions = 0x00102000;
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static {
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System.loadLibrary("rubberband");
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}
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};
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