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Remove union, use pointer tricks instead

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This commit is contained in:
Geoffrey Merck
2020-05-08 16:44:53 +02:00
parent e7ff0d1898
commit f1a43ee520
2 changed files with 9 additions and 7 deletions
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FMDownsampler.cpp
+5 -3
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@@ -23,10 +23,12 @@
CFMDownsampler::CFMDownsampler(uint16_t length) :
m_ringBuffer(length),//length might need tweaking
m_samplePack(0),
m_samplePackBytes(0),
m_packIndex(0),
m_downSampleIndex(0)
{
m_samplePack = 0;
m_samplePackBytes = &m_samplePack;
}
void CFMDownsampler::addSample(q15_t sample)
@@ -45,7 +47,7 @@ void CFMDownsampler::addSample(q15_t sample)
m_ringBuffer.put(m_samplePackBytes[2]);
m_ringBuffer.put(m_samplePackBytes[3]);
m_samplePack = 0;
m_samplePack = 0;//reset the sample pack
}
break;
default:
@@ -53,7 +55,7 @@ void CFMDownsampler::addSample(q15_t sample)
break;
}
m_packIndex++;
if(m_packIndex >= 2)
if(m_packIndex >= 2)//did we pack to samples ?
m_packIndex = 0;
}