cmProc4.h/c,cmProc5.h/c,Makefiile.am : Moved cmGoertzel from cmProc4.h/c into new file (cmProc5.h/c).

This commit is contained in:
kevin 2014-02-04 08:39:51 -08:00
parent 4dcd756f33
commit d8d63d7e29
5 changed files with 174 additions and 136 deletions

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@ -67,8 +67,8 @@ cmHDR += src/libcm/vop/cmVectOps.h src/libcm/vop/cmProcTemplate.h
cmSRC += src/libcm/vop/cmVectOps.c src/libcm/vop/cmProcTemplate.c cmSRC += src/libcm/vop/cmVectOps.c src/libcm/vop/cmProcTemplate.c
cmHDR += src/libcm/cmProcObj.h src/libcm/cmProc.h src/libcm/cmProc2.h src/libcm/cmProc3.h src/libcm/cmProc4.h src/libcm/cmProcTest.h cmHDR += src/libcm/cmProcObj.h src/libcm/cmProc.h src/libcm/cmProc2.h src/libcm/cmProc3.h src/libcm/cmProc4.h src/libcm/cmProc5.h src/libcm/cmProcTest.h
cmSRC += src/libcm/cmProcObj.c src/libcm/cmProc.c src/libcm/cmProc2.c src/libcm/cmProc3.c src/libcm/cmProc4.c src/libcm/cmProcTest.c cmSRC += src/libcm/cmProcObj.c src/libcm/cmProc.c src/libcm/cmProc2.c src/libcm/cmProc3.c src/libcm/cmProc4.c src/libcm/cmProc5.c src/libcm/cmProcTest.c
cmHDR += src/libcm/app/cmOnset.h src/libcm/app/cmTimeLine.h src/libcm/app/cmScore.h src/libcm/app/cmScoreProc.h cmHDR += src/libcm/app/cmOnset.h src/libcm/app/cmTimeLine.h src/libcm/app/cmScore.h src/libcm/app/cmScoreProc.h

102
cmProc4.c
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@ -24,7 +24,6 @@
#include "cmTimeLine.h" #include "cmTimeLine.h"
#include "cmScore.h" #include "cmScore.h"
#include "cmProc4.h" #include "cmProc4.h"
#include "cmTime.h"
cmScFol* cmScFolAlloc( cmCtx* c, cmScFol* p, cmReal_t srate, cmScH_t scH, unsigned bufN, unsigned minWndLookAhead, unsigned maxWndCnt, unsigned minVel ) cmScFol* cmScFolAlloc( cmCtx* c, cmScFol* p, cmReal_t srate, cmScH_t scH, unsigned bufN, unsigned minWndLookAhead, unsigned maxWndCnt, unsigned minVel )
@ -4547,104 +4546,3 @@ cmRC_t cmRecdPlayExec( cmRecdPlay* p, const cmSample_t** iChs, cmSample_
return cmOkRC; return cmOkRC;
} }
//=======================================================================================================================
cmGoertzel* cmGoertzelAlloc( cmCtx* c, cmGoertzel* p, double srate, const double* fcHzV, unsigned chCnt, unsigned procSmpCnt, unsigned hopSmpCnt, unsigned wndSmpCnt )
{
cmGoertzel* op = cmObjAlloc(cmGoertzel,c,p);
op->shb = cmShiftBufAlloc(c,NULL,0,0,0);
if( srate > 0 )
if( cmGoertzelInit(op,srate,fcHzV,chCnt,procSmpCnt,wndSmpCnt,hopSmpCnt) != cmOkRC )
cmGoertzelFree(&op);
return op;
}
cmRC_t cmGoertzelFree( cmGoertzel** pp )
{
cmRC_t rc = cmOkRC;
if( pp==NULL || *pp==NULL )
return rc;
cmGoertzel* p = *pp;
if((rc = cmGoertzelFinal(p)) != cmOkRC )
return rc;
cmShiftBufFree(&p->shb);
cmMemFree(p->ch);
cmMemFree(p->wnd);
cmObjFree(pp);
return rc;
}
cmRC_t cmGoertzelInit( cmGoertzel* p, double srate, const double* fcHzV, unsigned chCnt, unsigned procSmpCnt, unsigned hopSmpCnt, unsigned wndSmpCnt )
{
cmRC_t rc;
unsigned i;
if((rc = cmGoertzelFinal(p)) != cmOkRC )
return rc;
p->ch = cmMemResizeZ(cmGoertzelCh,p->ch,chCnt);
p->chCnt = chCnt;
p->srate = srate;
p->wnd = cmMemResizeZ(cmSample_t,p->wnd,wndSmpCnt);
cmVOS_Hann(p->wnd,wndSmpCnt);
cmShiftBufInit(p->shb,procSmpCnt,wndSmpCnt,hopSmpCnt);
for(i=0; i<p->chCnt; ++i)
{
cmGoertzelSetFcHz(p,i,fcHzV[i]);
}
return rc;
}
cmRC_t cmGoertzelFinal( cmGoertzel* p )
{ return cmOkRC; }
cmRC_t cmGoertzelSetFcHz( cmGoertzel* p, unsigned chIdx, double hz )
{
assert( chIdx < p->chCnt );
p->ch[chIdx].hz = hz;
p->ch[chIdx].coeff = 2*cos(2*M_PI*hz/p->srate);
return cmOkRC;
}
cmRC_t cmGoertzelExec( cmGoertzel* p, const cmSample_t* inpV, unsigned procSmpCnt, double* outV, unsigned chCnt )
{
unsigned i,j;
while( cmShiftBufExec(p->shb,inpV,procSmpCnt) )
{
unsigned xn = p->shb->wndSmpCnt;
cmSample_t x[ xn ];
cmVOS_MultVVV(x,xn,p->wnd,p->shb->outV);
for(i=0; i<chCnt; ++i)
{
cmGoertzelCh* ch = p->ch + i;
ch->s2 = x[0];
ch->s1 = x[1] + 2 * x[0] * ch->coeff;
for(j=2; j<xn; ++j)
{
ch->s0 = x[j] + ch->coeff * ch->s1 - ch->s2;
ch->s2 = ch->s1;
ch->s1 = ch->s0;
}
outV[i] = ch->s2*ch->s2 + ch->s1*ch->s1 - ch->coeff * ch->s2 * ch->s1;
}
}
return cmOkRC;
}

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@ -698,38 +698,6 @@ extern "C" {
cmRC_t cmRecdPlayExec( cmRecdPlay* p, const cmSample_t** iChs, cmSample_t** oChs, unsigned chCnt, unsigned smpCnt ); cmRC_t cmRecdPlayExec( cmRecdPlay* p, const cmSample_t** iChs, cmSample_t** oChs, unsigned chCnt, unsigned smpCnt );
//=======================================================================================================================
// Goertzel Filter
//
typedef struct
{
double s0;
double s1;
double s2;
double coeff;
double hz;
} cmGoertzelCh;
struct cmShiftBuf_str;
typedef struct cmGoertzel_str
{
cmObj obj;
cmGoertzelCh* ch;
unsigned chCnt;
double srate;
struct cmShiftBuf_str* shb;
cmSample_t* wnd;
} cmGoertzel;
cmGoertzel* cmGoertzelAlloc( cmCtx* c, cmGoertzel* p, double srate, const double* fcHzV, unsigned chCnt, unsigned procSmpCnt, unsigned hopSmpCnt, unsigned wndSmpCnt );
cmRC_t cmGoertzelFree( cmGoertzel** pp );
cmRC_t cmGoertzelInit( cmGoertzel* p, double srate, const double* fcHzV, unsigned chCnt, unsigned procSmpCnt, unsigned hopSmpCnt, unsigned wndSmpCnt );
cmRC_t cmGoertzelFinal( cmGoertzel* p );
cmRC_t cmGoertzelSetFcHz( cmGoertzel* p, unsigned chIdx, double hz );
cmRC_t cmGoertzelExec( cmGoertzel* p, const cmSample_t* in, unsigned procSmpCnt, double* outV, unsigned chCnt );
#ifdef __cplusplus #ifdef __cplusplus
} }

125
cmProc5.c Normal file
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@ -0,0 +1,125 @@
#include "cmPrefix.h"
#include "cmGlobal.h"
#include "cmRpt.h"
#include "cmErr.h"
#include "cmCtx.h"
#include "cmMem.h"
#include "cmMallocDebug.h"
#include "cmLinkedHeap.h"
#include "cmFloatTypes.h"
#include "cmComplexTypes.h"
#include "cmFileSys.h"
#include "cmJson.h"
#include "cmSymTbl.h"
#include "cmAudioFile.h"
#include "cmText.h"
#include "cmProcObj.h"
#include "cmProcTemplate.h"
#include "cmMath.h"
#include "cmProc.h"
#include "cmProc5.h"
#include "cmVectOps.h"
//=======================================================================================================================
cmGoertzel* cmGoertzelAlloc( cmCtx* c, cmGoertzel* p, double srate, const double* fcHzV, unsigned chCnt, unsigned procSmpCnt, unsigned hopSmpCnt, unsigned wndSmpCnt )
{
cmGoertzel* op = cmObjAlloc(cmGoertzel,c,p);
op->shb = cmShiftBufAlloc(c,NULL,0,0,0);
if( srate > 0 )
if( cmGoertzelInit(op,srate,fcHzV,chCnt,procSmpCnt,wndSmpCnt,hopSmpCnt) != cmOkRC )
cmGoertzelFree(&op);
return op;
}
cmRC_t cmGoertzelFree( cmGoertzel** pp )
{
cmRC_t rc = cmOkRC;
if( pp==NULL || *pp==NULL )
return rc;
cmGoertzel* p = *pp;
if((rc = cmGoertzelFinal(p)) != cmOkRC )
return rc;
cmShiftBufFree(&p->shb);
cmMemFree(p->ch);
cmMemFree(p->wnd);
cmObjFree(pp);
return rc;
}
cmRC_t cmGoertzelInit( cmGoertzel* p, double srate, const double* fcHzV, unsigned chCnt, unsigned procSmpCnt, unsigned hopSmpCnt, unsigned wndSmpCnt )
{
cmRC_t rc;
unsigned i;
if((rc = cmGoertzelFinal(p)) != cmOkRC )
return rc;
p->ch = cmMemResizeZ(cmGoertzelCh,p->ch,chCnt);
p->chCnt = chCnt;
p->srate = srate;
p->wnd = cmMemResizeZ(cmSample_t,p->wnd,wndSmpCnt);
cmVOS_Hann(p->wnd,wndSmpCnt);
cmShiftBufInit(p->shb,procSmpCnt,wndSmpCnt,hopSmpCnt);
for(i=0; i<p->chCnt; ++i)
{
cmGoertzelSetFcHz(p,i,fcHzV[i]);
}
return rc;
}
cmRC_t cmGoertzelFinal( cmGoertzel* p )
{ return cmOkRC; }
cmRC_t cmGoertzelSetFcHz( cmGoertzel* p, unsigned chIdx, double hz )
{
assert( chIdx < p->chCnt );
p->ch[chIdx].hz = hz;
p->ch[chIdx].coeff = 2*cos(2*M_PI*hz/p->srate);
return cmOkRC;
}
cmRC_t cmGoertzelExec( cmGoertzel* p, const cmSample_t* inpV, unsigned procSmpCnt, double* outV, unsigned chCnt )
{
unsigned i,j;
while( cmShiftBufExec(p->shb,inpV,procSmpCnt) )
{
unsigned xn = p->shb->wndSmpCnt;
cmSample_t x[ xn ];
cmVOS_MultVVV(x,xn,p->wnd,p->shb->outV);
for(i=0; i<chCnt; ++i)
{
cmGoertzelCh* ch = p->ch + i;
ch->s2 = x[0];
ch->s1 = x[1] + 2 * x[0] * ch->coeff;
for(j=2; j<xn; ++j)
{
ch->s0 = x[j] + ch->coeff * ch->s1 - ch->s2;
ch->s2 = ch->s1;
ch->s1 = ch->s0;
}
outV[i] = ch->s2*ch->s2 + ch->s1*ch->s1 - ch->coeff * ch->s2 * ch->s1;
}
}
return cmOkRC;
}

47
cmProc5.h Normal file
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@ -0,0 +1,47 @@
#ifndef cmProc5_h
#define cmProc5_h
#ifdef __cplusplus
extern "C" {
#endif
//=======================================================================================================================
// Goertzel Filter
//
typedef struct
{
double s0;
double s1;
double s2;
double coeff;
double hz;
} cmGoertzelCh;
struct cmShiftBuf_str;
typedef struct cmGoertzel_str
{
cmObj obj;
cmGoertzelCh* ch;
unsigned chCnt;
double srate;
struct cmShiftBuf_str* shb;
cmSample_t* wnd;
} cmGoertzel;
cmGoertzel* cmGoertzelAlloc( cmCtx* c, cmGoertzel* p, double srate, const double* fcHzV, unsigned chCnt, unsigned procSmpCnt, unsigned hopSmpCnt, unsigned wndSmpCnt );
cmRC_t cmGoertzelFree( cmGoertzel** pp );
cmRC_t cmGoertzelInit( cmGoertzel* p, double srate, const double* fcHzV, unsigned chCnt, unsigned procSmpCnt, unsigned hopSmpCnt, unsigned wndSmpCnt );
cmRC_t cmGoertzelFinal( cmGoertzel* p );
cmRC_t cmGoertzelSetFcHz( cmGoertzel* p, unsigned chIdx, double hz );
cmRC_t cmGoertzelExec( cmGoertzel* p, const cmSample_t* in, unsigned procSmpCnt, double* outV, unsigned chCnt );
#ifdef __cplusplus
}
#endif
#endif