cmXScore.c : Added cmXsComplexity_t related functions and added complexity measure output to MIDI file SVG plot.
This commit is contained in:
kevin
parent
a37e2e2c71
commit
cc334c8d7f
296
app/cmXScore.c
296
app/cmXScore.c
@ -71,6 +71,16 @@ enum
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struct cmXsMeas_str;
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struct cmXsVoice_str;
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typedef struct cmXsComplexity_str
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{
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unsigned sum_d_vel;
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unsigned sum_d_rym;
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unsigned sum_d_lpch;
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unsigned sum_n_lpch;
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unsigned sum_d_rpch;
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unsigned sum_n_rpch;
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} cmXsComplexity_t;
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typedef struct cmXsNote_str
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{
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unsigned uid; // unique id of this note record
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@ -107,6 +117,8 @@ typedef struct cmXsNote_str
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struct cmXsNote_str* mlink; // measure note list
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struct cmXsNote_str* slink; // time sorted event list
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cmXsComplexity_t cplx;
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} cmXsNote_t;
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typedef struct cmXsVoice_str
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@ -157,6 +169,8 @@ typedef struct
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cmXsSpan_t* spanL;
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unsigned nextUid;
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cmXsComplexity_t cplx_max;
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} cmXScore_t;
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cmXScore_t* _cmXScoreHandleToPtr( cmXsH_t h )
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@ -3050,6 +3064,200 @@ void cmXScoreReport( cmXsH_t h, cmRpt_t* rpt, bool sortFl )
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}
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}
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typedef struct
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{
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unsigned ival;
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double fval;
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unsigned cnt;
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} cmXsHist_t;
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void _cmXsHistUpdateI( cmXsHist_t* hist, unsigned histN, unsigned ival )
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{
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unsigned i;
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for(i=0; i<histN && hist[i].cnt!=0; ++i)
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if( hist[i].ival == ival )
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break;
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if( i==histN )
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return;
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hist[i].ival = ival;
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hist[i].cnt += 1;
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}
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void _cmXsHistUpdateF( cmXsHist_t* hist, unsigned histN, double fval )
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{
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unsigned i;
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for(i=0; i<histN && hist[i].cnt!=0; ++i)
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if( hist[i].fval == fval )
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break;
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if( i==histN )
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return;
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hist[i].fval = fval;
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hist[i].cnt += 1;
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}
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unsigned _cmXsHistValue( cmXsHist_t* hist, unsigned histN )
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{
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unsigned i,n;
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for(i=0,n=0; i<histN && hist[i].cnt>0; ++i)
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n += 1;
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return n;
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}
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const cmXsNote_t* _cmXsMeasComplexityInWindow( const cmXsNote_t* n0, cmXsNote_t* n1, double wndSecs )
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{
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const cmXsNote_t* n2 = NULL;
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unsigned l_pch_0 = 0;
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unsigned l_pch_value = 0;
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unsigned l_pch_cnt = 0;
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unsigned r_pch_0 = 0;
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unsigned r_pch_value = 0;
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unsigned r_pch_cnt = 0;
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unsigned i = 0;
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unsigned histN = 100;
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cmXsHist_t velHist[ histN ];
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cmXsHist_t rymHist[ histN ];
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memset(velHist,0,sizeof(velHist));
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memset(rymHist,0,sizeof(rymHist));
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const cmXsNote_t* n = n0;
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while(n!=NULL && n != n1)
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{
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// if this event is less than wndSecs behind 'n1' and is not a sounding note ...
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if( n1->secs - n->secs <= wndSecs && cmIsFlag(n->flags,kOnsetXsFl) )
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{
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// if this is not the first note in the window
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if( i > 0 )
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{
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_cmXsHistUpdateI( velHist, histN, n->dynamics );
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_cmXsHistUpdateF( rymHist, histN, n->rvalue );
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switch( n->staff )
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{
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case 1:
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r_pch_value += r_pch_0 > n->pitch ? r_pch_0-n->pitch : n->pitch-r_pch_0;
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r_pch_cnt += 1;
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break;
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case 2:
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l_pch_value += l_pch_0 > n->pitch ? l_pch_0-n->pitch : n->pitch-l_pch_0;
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r_pch_cnt += 1;
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break;
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default:
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{ assert(0); }
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}
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}
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// store the pitch values to compare on the next interation
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switch( n->staff )
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{
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case 1:
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r_pch_0 = n->pitch;
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break;
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case 2:
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l_pch_0 = n->pitch;
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break;
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default:
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{ assert(0); }
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}
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// track the first note that is inside the window
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if( i == 0 )
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n2 = n;
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// count the number of notes in the window
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i += 1;
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}
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cmXsMeas_t* m = n->meas;
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// advance th note pointer
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n = n->slink;
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// if we have reached the end of a measure
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if( n == NULL )
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{
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if( m != NULL )
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{
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m = m->link;
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if( m != NULL )
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n = m->noteL;
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}
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}
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}
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n1->cplx.sum_d_vel = _cmXsHistValue( velHist, histN );
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n1->cplx.sum_d_rym = _cmXsHistValue( rymHist, histN );
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n1->cplx.sum_d_lpch = l_pch_value;
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n1->cplx.sum_n_lpch = l_pch_cnt;
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n1->cplx.sum_d_rpch = r_pch_value;
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n1->cplx.sum_n_rpch = r_pch_cnt;
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return n2;
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}
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cmXsRC_t _cmXsMeasComplexity( cmXsH_t h, double wndSecs )
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{
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cmXsRC_t rc = kOkXsRC;
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cmXScore_t* p = _cmXScoreHandleToPtr(h);
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cmXsPart_t* pp = p->partL;
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memset(&p->cplx_max,0,sizeof(p->cplx_max));
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const cmXsNote_t* n0 = NULL;
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// for each part
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for(; pp!=NULL; pp=pp->link)
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{
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cmXsMeas_t* mp = pp->measL;
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// for each measure
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for(; mp!=NULL; mp=mp->link)
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{
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cmXsNote_t* n1 = mp->noteL;
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// for each note in this measure
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for(; n1!=NULL; n1=n1->slink)
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if( cmIsFlag(n1->flags,kOnsetXsFl) )
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{
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if( n0 == NULL )
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n0 = n1;
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else
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if((n0 = _cmXsMeasComplexityInWindow(n0,n1,wndSecs)) == NULL )
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n0 = n1;
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// track the max value for all complexity values to allow
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// eventual normalization of the complexity values
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p->cplx_max.sum_d_vel = cmMax(p->cplx_max.sum_d_vel, n1->cplx.sum_d_vel);
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p->cplx_max.sum_d_rym = cmMax(p->cplx_max.sum_d_rym, n1->cplx.sum_d_rym);
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p->cplx_max.sum_d_lpch = cmMax(p->cplx_max.sum_d_lpch,n1->cplx.sum_d_lpch);
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p->cplx_max.sum_n_lpch = cmMax(p->cplx_max.sum_n_lpch,n1->cplx.sum_n_lpch);
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p->cplx_max.sum_d_rpch = cmMax(p->cplx_max.sum_d_rpch,n1->cplx.sum_d_rpch);
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p->cplx_max.sum_n_rpch = cmMax(p->cplx_max.sum_n_rpch,n1->cplx.sum_n_rpch);
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}
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}
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}
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return rc;
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}
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cmXsRC_t _cmXsWriteMidiFile( cmCtx_t* ctx, cmXsH_t h, const cmChar_t* dir, const cmChar_t* fn )
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{
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cmXsRC_t rc = kOkXsRC;
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@ -3163,6 +3371,7 @@ typedef struct cmXsSvgEvt_str
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unsigned voice; // score voice number
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unsigned d0; // MIDI d0 (barNumb)
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unsigned d1; // MIDI d1
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cmXsComplexity_t cplx;
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struct cmXsSvgEvt_str* link;
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} cmXsSvgEvt_t;
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@ -3176,6 +3385,44 @@ typedef struct cmXsMidiFile_str
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} cmXsMidiFile_t;
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void _cmXsWriteMidiSvgLegend( cmSvgH_t svgH, unsigned index, const cmChar_t* label, const cmChar_t* classStr )
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{
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double x = 100;
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double y = 120*10 - 20*index;
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cmSvgWriterText( svgH, x, y, label, "legend" );
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x += 75;
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cmSvgWriterLine( svgH, x, y, x+125, y, classStr );
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}
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void _cmXsWriteMidiSvgLinePoint( cmSvgH_t svgH, double x0, double y0, double x1, double y1, double y_max, const cmChar_t* classStr, const cmChar_t* label )
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{
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int bn = 255;
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char b[bn+1];
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double y_scale = 10;
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double y_label = y1;
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b[0] = 0;
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y0 = (y0/y_max) * 127.0 * y_scale;
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y1 = (y1/y_max) * 127.0 * y_scale;
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cmSvgWriterLine(svgH, x0, y0, x1, y1, classStr );
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if( y0 != y1 )
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snprintf(b,bn,"%5.0f %s",y_label,label==NULL?"":label);
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else
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{
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if( label != NULL )
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snprintf(b,bn,"%s",label);
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}
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if( strlen(b) )
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cmSvgWriterText(svgH, x1, y1, b, "pt_text");
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}
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cmXsRC_t _cmXsWriteMidiSvg( cmCtx_t* ctx, cmXScore_t* p, cmXsMidiFile_t* mf, const cmChar_t* dir, const cmChar_t* fn )
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{
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cmXsRC_t rc = kOkXsRC;
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@ -3186,7 +3433,8 @@ cmXsRC_t _cmXsWriteMidiSvg( cmCtx_t* ctx, cmXScore_t* p, cmXsMidiFile_t* mf, con
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const cmChar_t* svgFn = cmFsMakeFn(dir,fn0 = cmTextAppendSS(fn0,"_midi_svg"),"html",NULL);
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const cmChar_t* cssFn = cmFsMakeFn(NULL,"score_midi_svg","css",NULL);
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cmChar_t* t0 = NULL; // temporary dynamic string
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unsigned i = 0;
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const cmXsSvgEvt_t* e0 = NULL;
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cmMemFree(fn0);
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// create the SVG writer
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@ -3196,6 +3444,13 @@ cmXsRC_t _cmXsWriteMidiSvg( cmCtx_t* ctx, cmXScore_t* p, cmXsMidiFile_t* mf, con
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goto errLabel;
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}
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_cmXsWriteMidiSvgLegend( svgH, 0, "Velocity", "cplx_vel" );
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_cmXsWriteMidiSvgLegend( svgH, 1, "Duration", "cplx_rym" );
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_cmXsWriteMidiSvgLegend( svgH, 2, "Left Pitch", "cplx_lpch" );
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_cmXsWriteMidiSvgLegend( svgH, 3, "Right Pitch", "cplx_rpch" );
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_cmXsWriteMidiSvgLegend( svgH, 4, "Density", "cplx_density" );
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// for each MIDI file element
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for(; e!=NULL && rc==kOkXsRC; e=e->link)
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{
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@ -3220,7 +3475,25 @@ cmXsRC_t _cmXsWriteMidiSvg( cmCtx_t* ctx, cmXScore_t* p, cmXsMidiFile_t* mf, con
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if( cmSvgWriterText(svgH, e->tick + e->durTicks/2, e->d0 * noteHeight + noteHeight/2, t0, "pitch") != kOkSvgRC )
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rc = kSvgFailXsRC;
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else
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{
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if( e0 != NULL )
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{
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bool fl = (i % 10) == 0;
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_cmXsWriteMidiSvgLinePoint(svgH, e0->tick, e0->cplx.sum_d_vel, e->tick, e->cplx.sum_d_vel, p->cplx_max.sum_d_vel, "cplx_vel",fl?"V":NULL);
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_cmXsWriteMidiSvgLinePoint(svgH, e0->tick, e0->cplx.sum_d_rym, e->tick, e->cplx.sum_d_rym, p->cplx_max.sum_d_rym, "cplx_rym",fl?"D":NULL);
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_cmXsWriteMidiSvgLinePoint(svgH, e0->tick, e0->cplx.sum_d_lpch, e->tick, e->cplx.sum_d_lpch, p->cplx_max.sum_d_lpch, "cplx_lpch",fl?"L":NULL);
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_cmXsWriteMidiSvgLinePoint(svgH, e0->tick, e0->cplx.sum_d_rpch, e->tick, e->cplx.sum_d_rpch, p->cplx_max.sum_d_rpch, "cplx_rpch",fl?"R":NULL);
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_cmXsWriteMidiSvgLinePoint(svgH, e0->tick, e0->cplx.sum_n_lpch + e0->cplx.sum_n_rpch, e->tick, e->cplx.sum_n_lpch + e->cplx.sum_n_rpch, p->cplx_max.sum_n_lpch + p->cplx_max.sum_n_rpch, "cplx_density",fl?"N":NULL);
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}
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e0 = e;
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}
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}
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i+=1;
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}
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break;
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@ -3247,7 +3520,7 @@ cmXsRC_t _cmXsWriteMidiSvg( cmCtx_t* ctx, cmXScore_t* p, cmXsMidiFile_t* mf, con
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cmSvgWriterRect(svgH, e->tick, y, e->durTicks, noteHeight-1, classLabel);
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}
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break;
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}
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}
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}
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if( rc != kOkXsRC )
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@ -3267,7 +3540,7 @@ cmXsRC_t _cmXsWriteMidiSvg( cmCtx_t* ctx, cmXScore_t* p, cmXsMidiFile_t* mf, con
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}
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void _cmXsPushSvgEvent( cmXScore_t* p, cmXsMidiFile_t* mf, unsigned flags, unsigned tick, unsigned durTick, unsigned voice, unsigned d0, unsigned d1 )
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void _cmXsPushSvgEvent( cmXScore_t* p, cmXsMidiFile_t* mf, unsigned flags, unsigned tick, unsigned durTick, unsigned voice, unsigned d0, unsigned d1, const cmXsComplexity_t* cplx )
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{
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cmXsSvgEvt_t* e = cmLhAllocZ(p->lhH,cmXsSvgEvt_t,1);
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e->flags = flags;
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@ -3277,6 +3550,9 @@ void _cmXsPushSvgEvent( cmXScore_t* p, cmXsMidiFile_t* mf, unsigned flags, unsig
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e->d0 = d0; // note=pitch bar=number pedal=ctl# metronome=BPM
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e->d1 = d1;
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if( cplx != NULL )
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e->cplx = *cplx;
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if( mf->eol != NULL )
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mf->eol->link = e;
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else
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@ -3313,7 +3589,7 @@ cmXsRC_t _cmXScoreGenSvg( cmCtx_t* ctx, cmXsH_t h, const cmChar_t* dir, const cm
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if( cmIsFlag(note->flags,kMetronomeXsFl) )
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{
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// set BPM as d0
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_cmXsPushSvgEvent(p,&mf,note->flags,note->tick,0,0,note->duration,0);
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_cmXsPushSvgEvent(p,&mf,note->flags,note->tick,0,0,note->duration,0,NULL);
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continue;
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}
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@ -3329,14 +3605,14 @@ cmXsRC_t _cmXScoreGenSvg( cmCtx_t* ctx, cmXsH_t h, const cmChar_t* dir, const cm
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for(; tn!=NULL; tn=tn->tied)
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durTick += tn->tied_dur;
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}
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_cmXsPushSvgEvent(p,&mf,note->flags,note->tick,durTick,note->voice->id,d0,note->vel);
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_cmXsPushSvgEvent(p,&mf,note->flags,note->tick,durTick,note->voice->id,d0,note->vel,¬e->cplx);
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continue;
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}
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// if this is a bar event
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if( cmIsFlag(note->flags,kBarXsFl) )
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{
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_cmXsPushSvgEvent(p,&mf,note->flags,note->tick,0,0,note->meas->number,0);
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_cmXsPushSvgEvent(p,&mf,note->flags,note->tick,0,0,note->meas->number,0,NULL);
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continue;
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}
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@ -3344,7 +3620,7 @@ cmXsRC_t _cmXScoreGenSvg( cmCtx_t* ctx, cmXsH_t h, const cmChar_t* dir, const cm
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if( cmIsFlag(note->flags,kDampDnXsFl|kDampUpDnXsFl|kSostDnXsFl) )
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{
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unsigned d0 = cmIsFlag(note->flags,kSostDnXsFl) ? kSostenutoCtlMdId : kSustainCtlMdId;
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_cmXsPushSvgEvent(p,&mf,note->flags,note->tick,note->duration,0,d0,127);
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_cmXsPushSvgEvent(p,&mf,note->flags,note->tick,note->duration,0,d0,127,NULL);
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continue;
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}
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@ -3407,6 +3683,10 @@ cmXsRC_t cmXScoreTest(
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if( midiOutFn != NULL )
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{
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double wndSecs = 1.0;
|
||||
_cmXsMeasComplexity(h,wndSecs);
|
||||
|
||||
|
||||
cmFileSysPathPart_t* pp = cmFsPathParts(midiOutFn);
|
||||
|
||||
_cmXsWriteMidiFile(ctx, h, pp->dirStr, pp->fnStr );
|
||||
@ -3417,7 +3697,7 @@ cmXsRC_t cmXScoreTest(
|
||||
|
||||
}
|
||||
|
||||
cmXScoreReport(h,&ctx->rpt,true);
|
||||
//cmXScoreReport(h,&ctx->rpt,true);
|
||||
|
||||
errLabel:
|
||||
return cmXScoreFinalize(&h);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user