- added peak boxes

git-svn-id: http://moon:8086/svn/software/trunk/projects/GnuRadio@458 b431acfa-c32f-4a4a-93f1-934dc6c82436

gr-jay/lib/peak_detect_impl.h

@@ -28,19 +28,39 @@ namespace jay {
 
     class peak_detect_impl : public peak_detect
     {
-		private:
-		// Nothing to declare in this block.
+	private:
+		struct Compare
+		{
+			float const *m_pData;
+			Compare(float const *pData)
+			: m_pData(pData)
+			{
+				
+			}
+			bool operator() (int i,int j)
+			{
+				return (m_pData[i] < m_pData[j]);
+			}
+		  
+		};
+		
 		float m_alpha_s;
 		float m_alpha_m;
 		float *m_pPeakData;
 		float *m_pX;
 		float *m_pXs;
 		float *m_pXm;
+		float *m_pXd;
 		int *m_pPeakPos;
+		float *m_pPeakBox_rel;
+		float *m_pPeakBox_abs;
 		uint64_t m_frameCount;
 		pmt::pmt_t m_tag_id;
 		
-		public:
+		const int PB_MIN = 5;
+		const int PB_MAX = 37;
+		
+	public:
 		peak_detect_impl(float alpha_s, float alpha_m, int vlen);
 		~peak_detect_impl();
 
@@ -51,6 +71,7 @@ namespace jay {
 		int threshold(float *pDst, float *pSrc, int length, float thresh);
 		int findPeakPos(int *pDst, float *pSrc, int length);
 		
+		int cmp(const void *a, const void *b);
     };
 
 } // namespace jay