sensorfw
downsamplefilter.h
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26#ifndef DOWNSAMPLEFILTER_H
27#define DOWNSAMPLEFILTER_H
28
29#include <QList>
30#include <QObject>
32#include "filter.h"
33
41class DownsampleFilter : public QObject, public Filter<TimedXyzData, DownsampleFilter, TimedXyzData>
42{
43 Q_OBJECT
44 Q_DISABLE_COPY(DownsampleFilter)
45 Q_PROPERTY(unsigned int bufferSize READ bufferSize WRITE setBufferSize)
46 Q_PROPERTY(int timeout READ timeout WRITE setTimeout)
47
48public:
49
55 static FilterBase* factoryMethod() { return new DownsampleFilter; }
56
62 unsigned int bufferSize() const;
63
69 void setBufferSize(unsigned int size);
70
76 int timeout() const;
77
84 void setTimeout(int ms);
85
86protected:
91
92private:
96 void filter(unsigned, const TimedXyzData*);
97
99 typedef QList<TimedXyzData> TimedXyzDownsampleBuffer;
100
101 unsigned int bufferSize_;
102 long timeout_;
103 TimedXyzDownsampleBuffer buffer_;
104};
105
106#endif // DOWNSAMPLEFILTER_H
Downsample filter.
int timeout() const
Timeout in milliseconds for discarding too old samples from buffer.
void setTimeout(int ms)
Set timeout in milliseconds for discarding too old samples from buffer.
unsigned int bufferSize() const
Buffer size for downsampling.
void setBufferSize(unsigned int size)
Set buffer size for downsampling.
unsigned int bufferSize
static FilterBase * factoryMethod()
Factory method.
DownsampleFilter()
Constructor.
Class for vector type measurement data (timestamp, x, y, z).
Definition: genericdata.h:53
Datatypes for different filters.