feat: StepDetector update FPS, more FPS fixes

pasada-lib/include/ssf_filter.h

@@ -33,8 +33,8 @@ public:
  */
 class SsfStepDetector {
 protected:
-    const size_t LEN_INIT;
-    const size_t LEN_TH_WIN;
+    size_t LEN_INIT;
+    size_t LEN_TH_WIN;
     size_t num_samples;
     double ssf_threshold;
     double ssf_threshold_nm1;
@@ -50,6 +50,7 @@ public:
      * @param len_refr duration of refractory period, in samples
      */
     SsfStepDetector(double fps);
+    ~SsfStepDetector();
     double filter(double val);
     double peek_threshold();
 
@@ -62,18 +63,19 @@ public:
 class RunningQuality {
 protected:
     // TODO: make it a filter (output proper samples)
+    // TODO: use fps info
 
     /** template beat is resampled to this #samples */
-    const int BEAT_LEN = 120 /* 2*FPS for 30 bpm lower end */;
+    int BEAT_LEN;
 
     /** threshold for accepting initial beats */
-    const double BEAT_CORR_THR_1 = 0.9;
+    double BEAT_CORR_THR_1 = 0.9;
     /** threshold for accepting subsequent beats */
-    const double BEAT_CORR_THR_2 = 0.8;
+    double BEAT_CORR_THR_2 = 0.8;
     /** absolute SSF threshold for accepting any beat */
-    const double SSF_THRESHOLD = 5.0;
+    double SSF_THRESHOLD = 5.0;
     /** number of recent beats to use for beat template. must be even (alternating feet have different patterns; make it symmetric) */
-    const int    NUM_BEATS = 4;
+    int    NUM_BEATS = 4;
 
     std::deque<std::vector<double> > beatTemplates;
     std::vector<double> beatTemplate;
@@ -93,8 +95,8 @@ protected:
     virtual void dispatchBeat(int idx, bool good, double posCorr);
 
 public:
-    RunningQuality();
-    explicit RunningQuality(bool disableSsf);
+    RunningQuality(double fps);
+    explicit RunningQuality(double fps, bool disableSsf);
     virtual ~RunningQuality();
 
     // note: arg should be an iterator really, but can do later
@@ -116,6 +118,7 @@ protected:
     double sqi;
 public:
     RunningQualityFilter(double fps);
+    ~RunningQualityFilter();
     double filter(double y, double ssf, double step);
 };
 

pasada-lib/include/step_detector.h

@@ -51,6 +51,7 @@ protected:
     Resampler res_x;
     Resampler res_y;
     Resampler res_z;
+    double fps;
 
 public:
     StepDetector(double fps, StepListener *listener, bool debug = false);