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/frameworks/base/media/mca/filterfw/native/core/
Dstatistics.h30 float NumSamples() const { return n_; } in NumSamples()
37 int n_;
51 : gain_(gain), n_(0), value_(0.0f) {} in RCFilter()
54 value_ = n_++ ? gain_ * measurement + (1.0f - gain_) * value_ : measurement; in Add()
57 void Reset() { n_ = 0; } in Reset()
59 int NumMeasurements() const { return n_; } in NumMeasurements()
64 int n_; variable
Dstatistics.cpp25 : n_(0), in IncrementalGaussian()
35 ++n_; in Add()
39 mean_ = sum_x_ / n_; in Add()
40 var_ = sum_x2_ / n_ - mean_ * mean_; in Add()
51 if (var_ == 0.0f) { return n_ > 0 ? value == mean_ : 0.0f; } in Pdf()
/frameworks/base/services/tests/servicestests/res/raw/
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