From dc5bd41378debcbbe27416b8763bce2c26ab10c5 Mon Sep 17 00:00:00 2001 From: kevin larke Date: Sun, 19 Mar 2017 10:27:11 -0400 Subject: [PATCH] cmDspKr.h/c, cmDspBuiltIn.c : Added cmKr2 (modeless version of cmKr). --- dsp/cmDspBuiltIn.c | 3 +- dsp/cmDspKr.c | 246 +++++++++++++++++++++++++++++++++++++++++++++ dsp/cmDspKr.h | 1 + 3 files changed, 249 insertions(+), 1 deletion(-) diff --git a/dsp/cmDspBuiltIn.c b/dsp/cmDspBuiltIn.c index 4a22401..5d2f21a 100644 --- a/dsp/cmDspBuiltIn.c +++ b/dsp/cmDspBuiltIn.c @@ -5481,7 +5481,8 @@ cmDspClassConsFunc_t _cmDspClassBuiltInArray[] = cmBcastSymClassCons, cmSegLineClassCons, - cmKrClassCons, + cmKrClassCons, + cmKr2ClassCons, cmTimeLineClassCons, cmScoreClassCons, cmMidiFilePlayClassCons, diff --git a/dsp/cmDspKr.c b/dsp/cmDspKr.c index 7252ffe..53e08f2 100644 --- a/dsp/cmDspKr.c +++ b/dsp/cmDspKr.c @@ -281,6 +281,252 @@ cmDspClass_t* cmKrClassCons( cmDspCtx_t* ctx ) return &_cmKrDC; } +//------------------------------------------------------------------------------------------------------------ +//) +//( { label:cmDspKr2 file_desc:"Spectral non-linear distortion effect." kw:[sunit] } + +enum +{ + kWndSmpCntKr2Id, + kHopFactKr2Id, + + kCeilKr2Id, + kExpoKr2Id, + + kThreshKr2Id, + kLwrSlopeKr2Id, + kUprSlopeKr2Id, + + kMixKr2Id, + + kWetKr2Id, + kAudioInKr2Id, + kAudioOutKr2Id +}; + +typedef struct +{ + cmDspInst_t inst; + cmCtx* ctx; + cmSpecDist2_t* sdp; +} cmDspKr2_t; + +cmDspClass_t _cmKr2DC; + + +cmDspInst_t* _cmDspKr2Alloc(cmDspCtx_t* ctx, cmDspClass_t* classPtr, unsigned storeSymId, unsigned instSymId, unsigned id, unsigned va_cnt, va_list vl ) +{ + cmDspVarArg_t args[] = + { + { "wndn", kWndSmpCntKr2Id, 0, 0, kInDsvFl | kUIntDsvFl | kReqArgDsvFl, "Window sample count" }, + { "hopf", kHopFactKr2Id, 0, 0, kInDsvFl | kUIntDsvFl | kOptArgDsvFl, "Hop factor" }, + + { "ceil", kCeilKr2Id, 0, 0, kInDsvFl | kDoubleDsvFl | kOptArgDsvFl, "Ceiling" }, + { "expo", kExpoKr2Id, 0, 0, kInDsvFl | kDoubleDsvFl | kOptArgDsvFl, "Exponent" }, + + { "thrh", kThreshKr2Id, 0, 0, kInDsvFl | kDoubleDsvFl | kOptArgDsvFl, "Threshold" }, + { "lwrs", kLwrSlopeKr2Id, 0, 0, kInDsvFl | kDoubleDsvFl | kOptArgDsvFl, "Lower Slope"}, + { "uprs", kUprSlopeKr2Id, 0, 0, kInDsvFl | kDoubleDsvFl | kOptArgDsvFl, "Upper Slope"}, + + { "mix", kMixKr2Id, 0, 0, kInDsvFl | kDoubleDsvFl | kOptArgDsvFl, "Mix"}, + + { "wet", kWetKr2Id, 0, 0, kInDsvFl | kSampleDsvFl, "Wet mix level."}, + { "in", kAudioInKr2Id, 0, 0, kInDsvFl | kAudioBufDsvFl, "Audio Input" }, + { "out", kAudioOutKr2Id, 0, 1, kOutDsvFl | kAudioBufDsvFl, "Audio Output" }, + { NULL, 0, 0, 0, 0 } + }; + + cmDspKr2_t* p = cmDspInstAlloc(cmDspKr2_t,ctx,classPtr,args,instSymId,id,storeSymId,va_cnt,vl); + unsigned defWndSmpCnt = cmDspDefaultUInt(&p->inst,kWndSmpCntKr2Id); + unsigned wndSmpCnt = cmNextPowerOfTwo( defWndSmpCnt ); + + cmDspSetDefaultUInt( ctx,&p->inst, kWndSmpCntKr2Id, defWndSmpCnt, wndSmpCnt ); + cmDspSetDefaultUInt( ctx,&p->inst, kHopFactKr2Id, 0, 4 ); + + cmDspSetDefaultDouble( ctx,&p->inst, kCeilKr2Id, 0, 20.0 ); + cmDspSetDefaultDouble( ctx,&p->inst, kExpoKr2Id, 0, 2.0 ); + + cmDspSetDefaultDouble( ctx,&p->inst, kThreshKr2Id, 0, 60.0 ); + cmDspSetDefaultDouble( ctx,&p->inst, kLwrSlopeKr2Id, 0, 2.0 ); + cmDspSetDefaultDouble( ctx,&p->inst, kUprSlopeKr2Id, 0, 0.0 ); + + cmDspSetDefaultDouble( ctx,&p->inst, kMixKr2Id, 0, 0.0 ); + + cmDspSetDefaultSample( ctx,&p->inst, kWetKr2Id, 0, 1.0); + + //_cmDspKr2CmInit(ctx,p); // initialize the cm library + + p->ctx = cmCtxAlloc(NULL,ctx->rpt,ctx->lhH,ctx->stH); + + return &p->inst; +} + +cmDspRC_t _cmDspKr2Free(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t* evt ) +{ + cmDspRC_t rc = kOkDspRC; + cmDspKr2_t* p = (cmDspKr2_t*)inst; + + cmSpecDist2Free(&p->sdp); + + cmCtxFree(&p->ctx); + //_cmDspKr2CmFinal(ctx,p); // finalize the cm library + + return rc; +} + + +cmDspRC_t _cmDspKr2Setup(cmDspCtx_t* ctx, cmDspKr2_t* p ) +{ + cmDspRC_t rc = kOkDspRC; + unsigned wndSmpCnt = cmDspUInt(&p->inst,kWndSmpCntKr2Id); + unsigned hopFact = cmDspUInt(&p->inst,kHopFactKr2Id); + unsigned olaWndTypeId =kHannWndId; + + cmSpecDist2Free(&p->sdp); + + p->sdp = cmSpecDist2Alloc(p->ctx, NULL, cmDspSamplesPerCycle(ctx), cmDspSampleRate(ctx), wndSmpCnt, hopFact, olaWndTypeId); + + assert(p->sdp != NULL ); + + if((rc = cmDspZeroAudioBuf(ctx,&p->inst,kAudioOutKr2Id)) != kOkDspRC ) + return rc; + + return rc; +} + + +cmDspRC_t _cmDspKr2Reset(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t* evt ) +{ + cmDspKr2_t* p = (cmDspKr2_t*)inst; + cmDspRC_t rc; + + if((rc = cmDspApplyAllDefaults(ctx,inst)) != kOkDspRC ) + return rc; + + return _cmDspKr2Setup(ctx,p); +} + +cmDspRC_t _cmDspKr2Exec(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t* evt ) +{ + cmDspKr2_t* p = (cmDspKr2_t*)inst; + cmDspRC_t rc = kOkDspRC; + + unsigned iChIdx = 0; + const cmSample_t* ip = cmDspAudioBuf(ctx,inst,kAudioInKr2Id,iChIdx); + unsigned iSmpCnt = cmDspVarRows(inst,kAudioInKr2Id); + + // if no connected + if( iSmpCnt == 0 ) + return rc; + + unsigned oChIdx = 0; + cmSample_t* op = cmDspAudioBuf(ctx,inst,kAudioOutKr2Id,oChIdx); + unsigned oSmpCnt = cmDspVarRows(inst,kAudioOutKr2Id); + const cmSample_t* sp; + + cmSample_t wet = cmDspSample(inst,kWetKr2Id); + + cmSpecDist2Exec(p->sdp,ip,iSmpCnt); + + if((sp = cmSpecDist2Out(p->sdp)) != NULL ) + { + cmVOS_MultVVS(op,oSmpCnt,sp,wet); + } + + if( wet<1.0 ) + cmVOS_MultSumVVS(op,oSmpCnt,ip,1.0-wet); + + return rc; +} + +cmDspRC_t _cmDspKr2Recv(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t* evt ) +{ + cmDspKr2_t* p = (cmDspKr2_t*)inst; + cmDspRC_t rc = kOkDspRC; + + + cmDspSetEvent(ctx,inst,evt); + + switch( evt->dstVarId ) + { + case kWndSmpCntKr2Id: + case kHopFactKr2Id: + _cmDspKr2Setup(ctx,p); + + // THIS IS A HACK + // WHEN WND OR HOP CHANGE THE RESULTING CHANGES + // SHOULD BE ISOLATED IN cmSpecDist() AND THE + // CURRENT STATE OF THE PARAMETERS SHOULD NOT BE + // LOST - IF THE CHANGES WERE ISOLATED WITHIN PVANL + // AND PVSYN IT MIGHT BE POSSIBLE TO DO WITH + // MINIMAL AUDIO INTERUPTION. + + + p->sdp->ceiling = cmDspDouble(inst,kCeilKr2Id); + p->sdp->expo = cmDspDouble(inst,kExpoKr2Id); + + p->sdp->thresh = cmDspDouble(inst,kThreshKr2Id); + p->sdp->uprSlope = cmDspDouble(inst,kUprSlopeKr2Id); + p->sdp->lwrSlope = cmDspDouble(inst,kLwrSlopeKr2Id); + + p->sdp->mix = cmDspDouble(inst,kMixKr2Id); + + printf("wsn:%i hsn:%i\n",p->sdp->wndSmpCnt,p->sdp->hopSmpCnt); + break; + + case kCeilKr2Id: + p->sdp->ceiling = cmDspDouble(inst,kCeilKr2Id); + break; + + case kExpoKr2Id: + p->sdp->expo = cmDspDouble(inst,kExpoKr2Id); + break; + + case kThreshKr2Id: + p->sdp->thresh = cmDspDouble(inst,kThreshKr2Id); + break; + + case kUprSlopeKr2Id: + p->sdp->uprSlope = cmDspDouble(inst,kUprSlopeKr2Id); + break; + + case kLwrSlopeKr2Id: + p->sdp->lwrSlope = cmDspDouble(inst,kLwrSlopeKr2Id); + break; + + case kMixKr2Id: + p->sdp->mix = cmDspDouble(inst,kMixKr2Id); + break; + + + case kWetKr2Id: + break; + + default: + { assert(0); } + } + + cmSpecDist2Report(p->sdp); + + return rc; +} + +cmDspClass_t* cmKr2ClassCons( cmDspCtx_t* ctx ) +{ + cmDspClassSetup(&_cmKr2DC,ctx,"Kr2", + NULL, + _cmDspKr2Alloc, + _cmDspKr2Free, + _cmDspKr2Reset, + _cmDspKr2Exec, + _cmDspKr2Recv, + NULL,NULL, + "Fourier based non-linear transformer two."); + + return &_cmKr2DC; +} + + //------------------------------------------------------------------------------------------------------------ //) //( { label:cmDspTimeLine file_desc:"Time line user interface unit." kw:[sunit] } diff --git a/dsp/cmDspKr.h b/dsp/cmDspKr.h index b457699..05b3c1b 100644 --- a/dsp/cmDspKr.h +++ b/dsp/cmDspKr.h @@ -6,6 +6,7 @@ extern "C" { #endif struct cmDspClass_str* cmKrClassCons( cmDspCtx_t* ctx ); + struct cmDspClass_str* cmKr2ClassCons( cmDspCtx_t* ctx ); struct cmDspClass_str* cmTimeLineClassCons( cmDspCtx_t* ctx ); struct cmDspClass_str* cmScoreClassCons( cmDspCtx_t* ctx ); struct cmDspClass_str* cmMidiFilePlayClassCons( cmDspCtx_t* ctx );