KM3NeT_Audio_Data Class Reference

#include <KM3NeT_Audio_Data.h>

Public Member Functions
	KM3NeT_Audio_Data (uint32_t window=STD_WINDOW, uint32_t overlap=STD_OVERLAP)
virtual	~KM3NeT_Audio_Data ()
void	Check_time (Audio_Header header)
bool	Append (real_type sample)
real_type *	Get_window (ToA_Packet *packet)
uint32_t	Get_size ()

Static Public Attributes
static const int	DEBUG_LEVEL =2

Private Attributes
Audio_Header	header_
Audio_Time	next_
uint32_t	offset_
uint32_t	window_
uint32_t	overlap_
uint32_t	bound_
uint32_t	write_
real_type *	data_

Detailed Description

Author

fsimeone

Definition at line 19 of file KM3NeT_Audio_Data.h.

Constructor & Destructor Documentation

KM3NeT_Audio_Data::KM3NeT_Audio_Data	(	uint32_t	window = STD_WINDOW,
		uint32_t	overlap = STD_OVERLAP
	)

Author

fsimeone

Definition at line 19 of file KM3NeT_Audio_Data.cc.

{
        DEBUG_MSG("Constructor",0);
        if      ((window==0)||(overlap==0)||(overlap>=window))
        {
                window=STD_WINDOW;
                overlap=STD_OVERLAP;
        }
        window_=window;
        overlap_=overlap;
        bound_=window_-overlap_;
        write_=offset_=0;
        data_=(real_type*)malloc(window_*sizeof(real_type));
        next_.Time_Stamp_seconds=header_.Common_Header.Time_Stamp_seconds=0;
        next_.Time_Stamp_ticks=header_.Common_Header.Time_Stamp_ticks=0;
}

KM3NeT_Audio_Data::~KM3NeT_Audio_Data ( )

virtual

Definition at line 36 of file KM3NeT_Audio_Data.cc.

{
        DEBUG_MSG("Desctructor",0);
        free(data_);
}

Member Function Documentation

void KM3NeT_Audio_Data::Check_time

(

Audio_Header

header

)

Definition at line 42 of file KM3NeT_Audio_Data.cc.

{
        DEBUG_MSG("common header frame length="<<header.Common_Header.Frame_Length,1);
        DEBUG_MSG("common header data type="<<header.Common_Header.Data_Type,1);
        DEBUG_MSG("common header detector identifier="<<header.Common_Header.Detector_Identifier,1);
        DEBUG_MSG("common header run number="<<header.Common_Header.Run_Number,1);
        DEBUG_MSG("common header sequence number="<<header.Common_Header.Sequence_Number,1);
        DEBUG_MSG("common header seconds="<<header.Common_Header.Time_Stamp_seconds,1);
        DEBUG_MSG("common header ticks="<<header.Common_Header.Time_Stamp_ticks,1);
        DEBUG_MSG("common header dom id="<<header.Common_Header.DOM_Identifier,1);
        DEBUG_MSG("common header dq status="<<header.Common_Header.DQ_Status,1);
        DEBUG_MSG("common header som status1="<<header.Common_Header.DOM_Status1,1);
        DEBUG_MSG("common header som status2="<<header.Common_Header.DOM_Status2,1);
        DEBUG_MSG("common header som status3="<<header.Common_Header.DOM_Status3,1);
        DEBUG_MSG("common header som status4="<<header.Common_Header.DOM_Status4,1);
        DEBUG_MSG("common header items="<<header.Common_Header.Number_of_Items,1);

        DEBUG_MSG("header time info="<<header.Info.Time_Info,1);
        header.Info.Time_Info=ntohl(header.Info.Time_Info);

        if ( (next_.Time_Stamp_seconds!=header.Common_Header.Time_Stamp_seconds)||(next_.Time_Stamp_ticks!=header.Common_Header.Time_Stamp_ticks+header.Info.Time_Info) )
        {
                DEBUG_MSG("cktime reset",3);
                DEBUG_MSG("next s="<<next_.Time_Stamp_seconds,3);
                DEBUG_MSG("next tick="<<next_.Time_Stamp_ticks,3);
                DEBUG_MSG("head s="<<header.Common_Header.Time_Stamp_seconds,3);
                DEBUG_MSG("head tick="<<(header.Common_Header.Time_Stamp_ticks+header.Info.Time_Info),3);
                header_=header;
            offset_=round(((float)header_.Info.Time_Info)/62.5);
                next_.Time_Stamp_seconds=header.Common_Header.Time_Stamp_seconds;
                next_.Time_Stamp_ticks=header.Common_Header.Time_Stamp_ticks+header.Info.Time_Info;
                write_=0;
        }
        else
        {
                DEBUG_MSG("cktime NO reset",0);
        }
}

bool KM3NeT_Audio_Data::Append

(

real_type

sample

)

Definition at line 81 of file KM3NeT_Audio_Data.cc.

{
        if (data_==NULL) return false;
        data_[write_]=d;
        write_++;
        DEBUG_MSG("append sampling"<<header_.Info.Samplig_Rate,1);
        next_.Time_Stamp_ticks+=(8000/header_.Info.Samplig_Rate);
        if (next_.Time_Stamp_ticks>=62500000)
        {
                next_.Time_Stamp_ticks-=62500000;
                next_.Time_Stamp_seconds++;
        }
        if (write_ == window_) return true;
        return false;
}

real_type * KM3NeT_Audio_Data::Get_window

(

ToA_Packet *

packet

)

Definition at line 97 of file KM3NeT_Audio_Data.cc.

{
        real_type* l_dummy=data_;
        data_=(real_type*)malloc(window_*sizeof(real_type));
        memcpy((void*)data_,(void*)(l_dummy+bound_),overlap_*sizeof(real_type));
        write_=overlap_;
        packet->Time.ToA=offset_;
        packet->Header=header_.Common_Header;
        packet->Time.Resolution=header_.Info.Info.Bits.Amplitude_Resolution;
        packet->Time.Sampling_Rate=header_.Info.Samplig_Rate;
        
        header_.Common_Header.Time_Stamp_ticks+=bound_*(8000/header_.Info.Samplig_Rate);
        while (header_.Common_Header.Time_Stamp_ticks>=62500000)
        {
                header_.Common_Header.Time_Stamp_ticks-=62500000;
                header_.Common_Header.Time_Stamp_seconds++;
        }
        return l_dummy;
}

uint32_t KM3NeT_Audio_Data::Get_size ( )

inline

Definition at line 30 of file KM3NeT_Audio_Data.h.

{ return window_; };

Member Data Documentation

const int KM3NeT_Audio_Data::DEBUG_LEVEL =2

static

Definition at line 22 of file KM3NeT_Audio_Data.h.

Audio_Header KM3NeT_Audio_Data::header_

private

Definition at line 30 of file KM3NeT_Audio_Data.h.

Audio_Time KM3NeT_Audio_Data::next_

private

Definition at line 34 of file KM3NeT_Audio_Data.h.

uint32_t KM3NeT_Audio_Data::offset_

private

Definition at line 35 of file KM3NeT_Audio_Data.h.

uint32_t KM3NeT_Audio_Data::window_

private

Definition at line 36 of file KM3NeT_Audio_Data.h.

uint32_t KM3NeT_Audio_Data::overlap_

private

Definition at line 37 of file KM3NeT_Audio_Data.h.

uint32_t KM3NeT_Audio_Data::bound_

private

Definition at line 38 of file KM3NeT_Audio_Data.h.

uint32_t KM3NeT_Audio_Data::write_

private

Definition at line 39 of file KM3NeT_Audio_Data.h.

real_type* KM3NeT_Audio_Data::data_

private

Definition at line 40 of file KM3NeT_Audio_Data.h.

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The documentation for this class was generated from the following files:

• KM3NeT_Audio_Data.h
• KM3NeT_Audio_Data.cc