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Resolves #393 - Adds support for recording demodulated (raw) bitstream

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buffers.  None of the decoders currently support this yet, but the P25
will be updated to provide bitstream output for recording.

Renames the ReusableBuffer class to ReusableFloatBuffer for
consistency.
This commit is contained in:
Denny
2018-08-11 08:02:58 -04:00
parent d7e018f66e
commit 5f8f2ec330
64 changed files with 936 additions and 407 deletions
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16
src/main/java/io/github/dsheirer/module/demodulate/fm/FMDemodulatorModule.java
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@@ -26,8 +26,8 @@ import io.github.dsheirer.module.Module;
import io.github.dsheirer.sample.Listener;
import io.github.dsheirer.sample.buffer.IReusableBufferProvider;
import io.github.dsheirer.sample.buffer.IReusableComplexBufferListener;
import io.github.dsheirer.sample.buffer.ReusableBuffer;
import io.github.dsheirer.sample.buffer.ReusableComplexBuffer;
import io.github.dsheirer.sample.buffer.ReusableFloatBuffer;
import io.github.dsheirer.source.ISourceEventListener;
import io.github.dsheirer.source.SourceEvent;
import org.slf4j.Logger;
@@ -47,7 +47,7 @@ public class FMDemodulatorModule extends Module implements ISourceEventListener,
private FMDemodulator mDemodulator = new FMDemodulator();
private RealResampler mResampler;
private SourceEventProcessor mSourceEventProcessor = new SourceEventProcessor();
private Listener<ReusableBuffer> mResampledReusableBufferListener;
private Listener<ReusableFloatBuffer> mResampledReusableBufferListener;
private double mChannelBandwidth;
private double mOutputSampleRate;
@@ -106,7 +106,7 @@ public class FMDemodulatorModule extends Module implements ISourceEventListener,
}
@Override
public void setBufferListener(Listener<ReusableBuffer> listener)
public void setBufferListener(Listener<ReusableFloatBuffer> listener)
{
mResampledReusableBufferListener = listener;
}
@@ -128,7 +128,7 @@ public class FMDemodulatorModule extends Module implements ISourceEventListener,
}
ReusableComplexBuffer basebandFilteredBuffer = mIQFilter.filter(reusableComplexBuffer);
ReusableBuffer demodulatedBuffer = mDemodulator.demodulate(basebandFilteredBuffer);
ReusableFloatBuffer demodulatedBuffer = mDemodulator.demodulate(basebandFilteredBuffer);
if(mResampler != null)
{
@@ -204,18 +204,18 @@ public class FMDemodulatorModule extends Module implements ISourceEventListener,
mResampler = new RealResampler(sampleRate, mOutputSampleRate, 2000, 1000);
mResampler.setListener(new Listener<ReusableBuffer>()
mResampler.setListener(new Listener<ReusableFloatBuffer>()
{
@Override
public void receive(ReusableBuffer reusableBuffer)
public void receive(ReusableFloatBuffer reusableFloatBuffer)
{
if(mResampledReusableBufferListener != null)
{
mResampledReusableBufferListener.receive(reusableBuffer);
mResampledReusableBufferListener.receive(reusableFloatBuffer);
}
else
{
reusableBuffer.decrementUserCount();
reusableFloatBuffer.decrementUserCount();
}
}
});