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#1351 Restores semi-accurate timestamps of sample buffers to ensure P25 & DMR decoded messages have accurate timestamps and MBE recording voice frames have accurate timestamps. (#1357)

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Co-authored-by: Dennis Sheirer <dsheirer@github.com>
This commit is contained in:
Denny Sheirer
2022-12-17 06:39:35 -05:00
committed by GitHub
parent 047dec6da1
commit bc462b9652
79 changed files with 607 additions and 733 deletions
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12
src/main/java/io/github/dsheirer/sample/SampleUtils.java
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@@ -21,9 +21,8 @@ package io.github.dsheirer.sample;
import io.github.dsheirer.sample.complex.Complex;
import io.github.dsheirer.sample.complex.ComplexSamples;
import org.apache.commons.math3.util.FastMath;
import java.util.Random;
import org.apache.commons.math3.util.FastMath;
public class SampleUtils
{
@@ -33,9 +32,10 @@ public class SampleUtils
* Converts from an interleaved complex sample array to a sample record with the
* I and Q in separate arrays.
* @param samples that are interleaved complex samples
* @param timestamp of the samples
* @return deinterleaved complex samples instance
*/
public static ComplexSamples deinterleave(float[] samples)
public static ComplexSamples deinterleave(float[] samples, long timestamp)
{
float[] i = new float[samples.length / 2];
float[] q = new float[samples.length / 2];
@@ -49,7 +49,7 @@ public class SampleUtils
q[x] = samples[offset + 1];
}
return new ComplexSamples(i, q);
return new ComplexSamples(i, q, timestamp);
}
/**
@@ -94,7 +94,7 @@ public class SampleUtils
q[x] = (float)Math.sin(angle);
}
return new ComplexSamples(i, q);
return new ComplexSamples(i, q, System.currentTimeMillis());
}
/**
@@ -119,7 +119,7 @@ public class SampleUtils
q[x] *= gain;
}
return new ComplexSamples(i, q);
return new ComplexSamples(i, q, System.currentTimeMillis());
}
public static Complex multiply(Complex a, Complex b)