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cmDspPgm.c : Added more channels to _cmDspSysPgm_Goertzel() and parameters

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to support window size on the Goertzel detector.
This commit is contained in:
kevin 2013-11-26 13:44:32 -05:00
parent da98170c43
commit af002db879
1 changed files with 36 additions and 25 deletions
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61
dsp/cmDspPgm.c
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@ -2453,25 +2453,38 @@ cmDspRC_t _cmDspSysPgm_AvailCh( cmDspSysH_t h, void** userPtrPtr )
cmDspRC_t _cmDspSysPgm_Goertzel( cmDspSysH_t h, void** userPtrPtr )
{
cmDspRC_t rc;
const unsigned chCnt = 3;
double dfltHz = 19000;
double fcHzV[] = { 18000, dfltHz, 20000 };
const unsigned chCnt = 8;
unsigned hopFact = 2;
double dfltHz = 18000.0;
unsigned sigGenMode = 2; // sine
double sigGenGain = 0.9;
double dfltMixGain = 1.0/chCnt;
double fcHzV[chCnt];
unsigned i;
cmDspInst_t* ain = cmDspSysAllocAudioIn( h, 0, 1.0);
cmDspInst_t* amtr = cmDspSysAllocInst( h, "AMeter", NULL, 0 );
cmDspInst_t* goer = cmDspSysAllocInst( h, "Goertzel", NULL, 2, chCnt, fcHzV );
cmDspInst_t** mtr = cmDspSysAllocInstArray(h, chCnt,"Meter", "Mtr", NULL, 3, 0.0, 0.0, 1.0 );
for(i=0; i<chCnt; ++i)
fcHzV[i] = 18000.0 + (20000.0-18000.0) * i /chCnt;
cmDspInst_t* sg = cmDspSysAllocInst( h, "SigGen", NULL, 2, dfltHz, sigGenMode, sigGenGain, 0 );
cmDspInst_t* ao0 = cmDspSysAllocAudioOut( h, 0, 1.0);
cmDspInst_t* ao1 = cmDspSysAllocAudioOut( h, 0, 1.0);
cmDspInst_t* hz = cmDspSysAllocScalar( h, "hz",0.0, 22000.0, 100.0, dfltHz );
cmDspInst_t* ogain= cmDspSysAllocScalar( h, "ogain", 0.0, 3.0, 0.01, 1.0 );
cmDspInst_t* igain= cmDspSysAllocScalar( h, "igain", 0.0, 3.0, 0.01, 1.0 );
cmDspInst_t* ain = cmDspSysAllocAudioIn( h, 0, 1.0);
cmDspInst_t* amtr = cmDspSysAllocInst( h, "AMeter", "In", 0 );
cmDspInst_t* goer = cmDspSysAllocInst( h, "Goertzel", NULL, 3, hopFact, chCnt, fcHzV );
cmDspSysNewColumn(h,0);
cmDspInst_t** mtrV = cmDspSysAllocInstArray(h, chCnt, "Meter", "Mtr", NULL, 3, 0.0, 0.0, 1.0 );
cmDspInst_t** sgV = cmDspSysAllocInstArray(h, chCnt, "SigGen", "SG", NULL, 2, dfltHz, sigGenMode, sigGenGain, 0 );
cmDspInst_t* mix = cmDspSysAllocInst( h, "AMix", NULL,1, chCnt );
cmDspInst_t* ao0 = cmDspSysAllocAudioOut( h, 0, 1.0);
cmDspInst_t* ao1 = cmDspSysAllocAudioOut( h, 0, 1.0);
cmDspSysNewColumn(h,0);
cmDspInst_t** hzV = cmDspSysAllocInstArray( h, chCnt, "Scalar", "Hz", NULL, 5, kNumberDuiId, 0.0, 22000.0, 100.0, dfltHz );
cmDspSysNewColumn(h,0);
cmDspInst_t** gnV = cmDspSysAllocInstArray( h, chCnt, "Scalar", "Gain", NULL, 5, kNumberDuiId, 0.0, 1.0, 0.01, dfltMixGain );
cmDspInst_t* igain = cmDspSysAllocScalar( h, "igain", 0.0, 3.0, 0.01, 1.0 );
cmDspInst_t* hop = cmDspSysAllocScalar( h, "hop", 0.0, 16.0, 1.0, 4.0 );
cmDspInst_t* prnt = cmDspSysAllocInst( h,"Printer", NULL, 1, ">" );
@ -2481,19 +2494,17 @@ cmDspRC_t _cmDspSysPgm_Goertzel( cmDspSysH_t h, void** userPtrPtr )
cmDspSysConnectAudio(h,ain,"out", goer, "in" );
cmDspSysConnectAudio(h,ain,"out", amtr, "in" );
cmDspSysConnectAudioN11N(h,sgV, "out", mix, "in", chCnt );
cmDspSysConnectAudio(h,mix,"out", ao0, "in" );
cmDspSysConnectAudio(h,mix,"out", ao1, "in" );
cmDspSysConnectAudio(h,sg,"out", ao0, "in" );
cmDspSysConnectAudio(h,sg,"out", ao1, "in" );
cmDspSysInstallCb( h, hz, "val", sg, "hz", NULL);
cmDspSysInstallCb( h, ogain, "val", ao0, "gain", NULL);
cmDspSysInstallCb( h, ogain, "val", ao1, "gain", NULL);
cmDspSysInstallCb( h, igain, "val", ain, "gain", NULL);
cmDspSysInstallCb(h,goer,"out-0", mtr[0], "in",NULL);
cmDspSysInstallCb(h,goer,"out-1", mtr[1], "in",NULL);
cmDspSysInstallCb(h,goer,"out-2", mtr[2], "in",NULL);
//cmDspSysInstallCb(h,goer,"out-1", prnt, "in",NULL);
cmDspSysInstallCbN1N1( h, hzV, "val", sgV, "hz", chCnt);
cmDspSysInstallCbN11N( h, hzV, "val", goer, "hz", chCnt );
cmDspSysInstallCbN11N( h, gnV, "val", mix, "gain", chCnt);
cmDspSysInstallCb1NN1( h, goer, "out", mtrV, "in", chCnt );
cmDspSysInstallCb( h, hop, "val", goer, "hop", NULL );
errLabel:
return rc;