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libcm/app/cmMidiScoreFollow.c

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C
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#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 "cmFile.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 "cmTime.h"
#include "cmMidi.h"
#include "cmMidiFile.h"
#include "cmProc.h"
#include "cmProc2.h"
#include "cmVectOps.h"
#include "cmTimeLine.h"
#include "cmScore.h"
#include "cmProc4.h"
#include "cmMidiScoreFollow.h"
#include "cmScoreMatchGraphic.h"
typedef struct
{
cmScMatcherResult_t* rV; // rV[rN] - array of stored cmScMatcher callback records.
unsigned rAllocN; //
unsigned rN; //
} _cmMsf_ScoreFollow_t;
void _cmMsf_ReportScoreErrors( const _cmMsf_ScoreFollow_t* f, cmScH_t scH )
{
unsigned scoreEvtN = cmScoreEvtCount(scH);
unsigned i,j;
for(i=0; i<scoreEvtN; ++i)
{
const cmScoreEvt_t* e = cmScoreEvt(scH,i);
assert(e != NULL);
if( e->type == kNonEvtScId && cmIsNotFlag(e->flags,kSkipScFl) )
{
unsigned matchN = 0;
for(j=0; j<f->rN; ++j)
if( f->rV[j].scEvtIdx == i )
matchN += 1;
if( matchN != 1 )
{
const cmScoreLoc_t* l = cmScoreEvtLoc(scH,e);
assert(l != NULL);
printf("bar:%3i evtIdx:%5i pitch:%4s match:%i ",l->barNumb,e->index,cmMidiToSciPitch(e->pitch,NULL,0),matchN);
// print the midi event associated with multiple matches.
if( matchN > 1 )
for(j=0; j<f->rN; ++j)
if( f->rV[j].scEvtIdx == i )
printf("(%i %s) ",f->rV[j].muid, cmMidiToSciPitch(f->rV[j].pitch,NULL,0) );
printf("\n");
}
}
}
}
void _cmMsf_ReportMidiErrors( const _cmMsf_ScoreFollow_t* f, cmScH_t scH, const cmMidiTrackMsg_t** m, unsigned mN)
{
unsigned i,j;
unsigned lastBar = 0;
// for each midi note-on msg
for(i=0; i<mN; ++i)
{
if( (m[i]!=NULL) && cmMidiIsChStatus(m[i]->status) && cmMidiIsNoteOn(m[i]->status) && (m[i]->u.chMsgPtr->d1>0) )
{
unsigned matchN = 0;
// find the note-on msg in the score-match result array
for(j=0; j<f->rN; ++j)
if( f->rV[j].muid == m[i]->uid )
{
if( f->rV[j].scEvtIdx != -1 )
{
const cmScoreEvt_t* e = cmScoreEvt(scH,f->rV[j].scEvtIdx);
if( e != NULL )
{
const cmScoreLoc_t* l = cmScoreEvtLoc(scH,e);
assert(l != NULL );
lastBar = l->barNumb;
}
}
matchN += 1;
break;
}
if( matchN==0 )
{
printf("bar:%3i muid:%4i %s\n", lastBar, m[i]->uid, cmMidiToSciPitch(m[i]->u.chMsgPtr->d0,NULL,0));
}
}
}
}
void _cmMsf_WriteMatchFileHeader( cmFileH_t fH )
{
cmFilePrintf(fH," Score Score Score MIDI MIDI MIDI\n");
cmFilePrintf(fH," Bar UUID Pitch UUID Ptch Vel.\n");
cmFilePrintf(fH,"- ----- ----- ----- ----- ---- ----\n");
}
// Write one scScoreMatcherResult_t record to the file fH.
unsigned _cmMsf_WriteMatchFileLine( cmFileH_t fH, cmScH_t scH, const cmScMatcherResult_t* r )
{
unsigned scUid = -1;
cmChar_t buf[6];
buf[0] = 0;
buf[5] = 0;
cmScoreLoc_t* loc = NULL;
if( r->scEvtIdx > 0 && r->scEvtIdx < cmScoreEvtCount(scH))
{
cmScoreEvt_t* e = cmScoreEvt(scH,r->scEvtIdx);
loc = cmScoreEvtLoc(scH,e);
scUid = e->csvEventId;
cmMidiToSciPitch(e->pitch,buf,5);
}
cmFilePrintf(fH,"m %5i %5i %5s %5i %4s %3i\n",
loc==NULL ? 0 : loc->barNumb, // score evt bar
scUid, // score event uuid
buf, // score event pitch
r->muid, // midi event uuid
cmMidiToSciPitch(r->pitch,NULL,0), // midi event pitch
r->vel); // midi event velocity
return scUid;
}
void _cmMsf_ScoreFollowCb( struct cmScMatcher_str* p, void* arg, cmScMatcherResult_t* rp )
{
_cmMsf_ScoreFollow_t* r = (_cmMsf_ScoreFollow_t*)arg;
r->rV[r->rN++] = *rp;
}
cmMsfRC_t cmMidiScoreFollowMain(
cmCtx_t* ctx,
const cmChar_t* scoreCsvFn, // score CSV file as generated from cmXScoreTest().
const cmChar_t* midiFn, // MIDI file to track
const cmChar_t* matchRptOutFn, // Score follow status report
const cmChar_t* matchSvgOutFn, // Score follow graphic report
const cmChar_t* midiOutFn, // (optional) midiFn with apply sostenuto and velocities from the score to the MIDI file
const cmChar_t* tlBarOutFn // (optional) bar positions sutiable for use in a cmTimeLine description file.
)
{
cmMsfRC_t rc = kOkMsfRC;
double srate = 96000.0;
cmScMatcher* smp = NULL;
cmScH_t scH = cmScNullHandle;
cmMidiFileH_t mfH = cmMidiFileNullHandle;
unsigned scWndN = 10;
unsigned midiWndN = 7;
const cmMidiTrackMsg_t** m = NULL;
unsigned mN = 0;
unsigned scLocIdx = 0;
cmFileH_t fH = cmFileNullHandle;
cmSmgH_t smgH = cmSmgNullHandle;
unsigned i;
cmErr_t err;
_cmMsf_ScoreFollow_t sfr;
memset(&sfr,0,sizeof(sfr));
cmErrSetup(&err,&ctx->rpt,"cmMidiScoreFollow");
cmCtx* prCtx = cmCtxAlloc(NULL, err.rpt, cmLHeapNullHandle, cmSymTblNullHandle );
// initialize the score
if( cmScoreInitialize( ctx, &scH, scoreCsvFn, srate, NULL, 0, NULL, NULL, cmSymTblNullHandle) != kOkScRC )
{
rc = cmErrMsg(&err,kFailMsfRC,"cmScoreInitialize() failed on %s",cmStringNullGuard(scoreCsvFn));
goto errLabel;
}
// setup the callback record
if((sfr.rAllocN = cmScoreEvtCount( scH )*2) == 0)
{
rc = cmErrMsg(&err,kFailMsfRC,"The score %s appears to be empty.",cmStringNullGuard(scoreCsvFn));
goto errLabel;
}
sfr.rV = cmMemAllocZ(cmScMatcherResult_t,sfr.rAllocN);
sfr.rN = 0;
// create a matcher
if((smp = cmScMatcherAlloc(prCtx, NULL, srate, scH, scWndN, midiWndN, _cmMsf_ScoreFollowCb, &sfr)) == NULL )
{
rc = cmErrMsg(&err,kFailMsfRC,"cmScMatcherAlloc() failed.");
goto errLabel;
}
// open the MIDI file
if( cmMidiFileOpen(ctx, &mfH, midiFn ) != kOkMfRC )
{
rc = cmErrMsg(&err,kFailMsfRC,"The MIDI file object could not be opened from '%s'.",cmStringNullGuard(midiFn));
goto errLabel;
}
// get a pointer to the MIDI msg array
if( (m = cmMidiFileMsgArray(mfH)) == NULL || (mN = cmMidiFileMsgCount(mfH)) == 0 )
{
rc = cmErrMsg(&err,kFailMsfRC,"The MIDI file object appears to be empty.");
goto errLabel;
}
// feed each MIDI note-on to the score follower
for(i=0; i<mN; ++i)
if( (m[i]!=NULL) && cmMidiIsChStatus(m[i]->status) && cmMidiIsNoteOn(m[i]->status) && (m[i]->u.chMsgPtr->d1>0) )
if( cmScMatcherExec( smp, m[i]->amicro * srate / 1000000.0, m[i]->uid, m[i]->status, m[i]->u.chMsgPtr->d0, m[i]->u.chMsgPtr->d1, &scLocIdx ) != cmOkRC )
{
rc = cmErrMsg(&err,kFailMsfRC,"The score matcher exec failed.");
goto errLabel;
}
printf("MIDI notes:%i Score Events:%i\n",mN,cmScoreEvtCount(scH));
// create the output file
if( cmFileOpen(&fH,matchRptOutFn,kWriteFileFl,&ctx->rpt) != kOkFileRC )
{
rc = cmErrMsg(&err,kFailMsfRC,"Unable to create the file '%s'.",cmStringNullGuard(matchRptOutFn));
goto errLabel;
}
// allocate the graphics object
if( cmScoreMatchGraphicAlloc( ctx, &smgH, scoreCsvFn, midiFn ) != kOkSmgRC )
{
rc = cmErrMsg(&err,kFailMsfRC,"Score Match Graphics allocation failed..");
goto errLabel;
}
// write the match report output file header
_cmMsf_WriteMatchFileHeader(fH);
// for each score follower callback record
for(i=0; i<sfr.rN; ++i)
{
// write the record to the output file
unsigned scUid = _cmMsf_WriteMatchFileLine( fH, scH, sfr.rV + i );
// insert the event->score match in the score match graphics object
if( cmScoreMatchGraphicInsertMidi( smgH, sfr.rV[i].muid, sfr.rV[i].pitch, sfr.rV[i].vel, scUid ) != kOkSmgRC )
{
rc = cmErrMsg(&err,kFailMsfRC,"Score Match Graphics MIDI event insertion failed.");
goto errLabel;
}
}
_cmMsf_ReportScoreErrors(&sfr, scH );
//_cmMsf_ReportMidiErrors(&sfr, scH, m, mN);
//cmScorePrint(scH,&ctx->rpt);
//cmMidiFilePrintMsgs( mfH, &ctx->rpt );
// write the tracking match file as an SVG file.
cmScoreMatchGraphicWrite( smgH, matchSvgOutFn );
// write a cmTimeLine file which contains markers at each bar position
if( tlBarOutFn != NULL )
cmScoreMatchGraphicGenTimeLineBars(smgH, tlBarOutFn, srate );
if( midiOutFn != NULL )
cmScoreMatchGraphicUpdateMidiFromScore( ctx, smgH, midiOutFn );
errLabel:
cmFileClose(&fH);
cmMemFree(sfr.rV);
cmMidiFileClose(&mfH);
cmScMatcherFree(&smp);
cmScoreFinalize(&scH);
cmScoreMatchGraphicFree(&smgH);
cmCtxFree(&prCtx);
//cmFsFreeFn(scoreCsvFn);
//cmFsFreeFn(midiFn);
//cmFsFreeFn(matchRptOutFn);
//cmFsFreeFn(matchSvgOutFn);
//cmFsFreeFn(outMidiFn);
//cmFsFreeFn(tlBarFn);
return rc;
}
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