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#1565 updates LTR, LTRNet and Passport decoders with new slope decoder. Resolves issue with LTR Standard decoder state that was combining individual calls to the same talkgroup and causing excessively long calls. (#1567)

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Co-authored-by: Dennis Sheirer <dsheirer@github.com>
This commit is contained in:
Denny Sheirer
2023-06-05 06:13:12 -04:00
committed by GitHub
parent 5b6377cc11
commit 19f7a5171b
34 changed files with 707 additions and 463 deletions
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28
src/main/java/io/github/dsheirer/buffer/FloatNativeBuffer.java
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@@ -22,6 +22,8 @@ package io.github.dsheirer.buffer;
import io.github.dsheirer.sample.SampleUtils;
import io.github.dsheirer.sample.complex.ComplexSamples;
import io.github.dsheirer.sample.complex.InterleavedComplexSamples;
import java.util.Arrays;
import java.util.Iterator;
/**
@@ -30,6 +32,7 @@ import java.util.Iterator;
public class FloatNativeBuffer extends AbstractNativeBuffer
{
private float[] mInterleavedComplexSamples;
private static final int BUFFER_SIZE = 2048;
/**
* Constructs an instance
@@ -81,48 +84,51 @@ public class FloatNativeBuffer extends AbstractNativeBuffer
private class ComplexSamplesIterator implements Iterator<ComplexSamples>
{
private boolean mEmpty;
private int mBufferPointer = 0;
@Override
public boolean hasNext()
{
return !mEmpty;
return mBufferPointer < mInterleavedComplexSamples.length;
}
@Override
public ComplexSamples next()
{
if(mEmpty)
if(!hasNext())
{
throw new IllegalStateException("No more samples");
}
mEmpty = true;
return SampleUtils.deinterleave(mInterleavedComplexSamples, getTimestamp());
float[] chunk = Arrays.copyOfRange(mInterleavedComplexSamples, mBufferPointer, mBufferPointer + BUFFER_SIZE * 2);
mBufferPointer += BUFFER_SIZE * 2;
return SampleUtils.deinterleave(chunk, getTimestamp());
}
}
private class InterleavedComplexSamplesIterator implements Iterator<InterleavedComplexSamples>
{
private boolean mEmpty;
private int mBufferPointer = 0;
@Override
public boolean hasNext()
{
return !mEmpty;
return mBufferPointer < mInterleavedComplexSamples.length;
}
@Override
public InterleavedComplexSamples next()
{
if(mEmpty)
if(!hasNext())
{
throw new IllegalStateException("No more samples");
}
mEmpty = true;
return new InterleavedComplexSamples(mInterleavedComplexSamples, getTimestamp());
float[] chunk = Arrays.copyOfRange(mInterleavedComplexSamples, mBufferPointer, mBufferPointer + BUFFER_SIZE * 2);
mBufferPointer += BUFFER_SIZE * 2;
return new InterleavedComplexSamples(chunk, getTimestamp());
}
}
}