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cmMidiFile.h/c : Added cmMIdiFIlePrintMsgs(). Removed dead code in cmMidiFileTickToMicros() and cmMIdiFIleTickToSamples().

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This commit is contained in:
kevin 2015-11-18 18:56:18 -05:00
parent c01e9731c9
commit 04bfa83e38
2 changed files with 57 additions and 25 deletions
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75
cmMidiFile.c
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@ -1112,8 +1112,7 @@ void cmMidiFileTickToMicros( cmMidiFileH_t h )
return;
unsigned mi;
double r = 1.0; //1000.0/(1000-.8);
double microsPerQN = r*60000000/120; // default tempo
double microsPerQN = 60000000/120; // default tempo
double microsPerTick = microsPerQN / p->ticksPerQN;
for(mi=0; mi<p->msgN; ++mi)
@ -1121,7 +1120,7 @@ void cmMidiFileTickToMicros( cmMidiFileH_t h )
cmMidiTrackMsg_t* mp = p->msgV[mi];
if( mp->status == kMetaStId && mp->metaId == kTempoMdId )
microsPerTick = r*mp->u.iVal / p->ticksPerQN;
microsPerTick = mp->u.iVal / p->ticksPerQN;
mp->dtick = round(microsPerTick*mp->dtick);
}
@ -1139,8 +1138,7 @@ void cmMidiFileTickToSamples( cmMidiFileH_t h, double srate, bool absFl )
return;
unsigned mi;
double r = 1.0; //1000.0/(1000-.8);
double microsPerQN = r*60000000/120; // default tempo
double microsPerQN = 60000000/120; // default tempo
double microsPerTick = microsPerQN / p->ticksPerQN;
double absSmp = 0;
@ -1149,7 +1147,7 @@ void cmMidiFileTickToSamples( cmMidiFileH_t h, double srate, bool absFl )
cmMidiTrackMsg_t* mp = p->msgV[mi];
if( mp->status == kMetaStId && mp->metaId == kTempoMdId )
microsPerTick = r*mp->u.iVal / p->ticksPerQN;
microsPerTick = mp->u.iVal / p->ticksPerQN;
double delta = microsPerTick*mp->dtick*srate/1000000.0;
@ -1389,16 +1387,52 @@ cmMidiTrackMsg_t* cmMidiFilePackTrackMsg( const cmMidiTrackMsg_t* m, void* b
return (cmMidiTrackMsg_t*)buf;
}
void cmMidiFilePrint( cmMidiFileH_t h, unsigned trkIdx, cmRpt_t* rpt )
void _cmMidiFilePrintHdr( const _cmMidiFile_t* mfp, cmRpt_t* rpt )
{
const _cmMidiFile_t* mfp = _cmMidiFileHandleToPtr(h);
if( mfp->fn != NULL )
cmRptPrintf(rpt,"%s ",mfp->fn);
cmRptPrintf(rpt,"fmt:%i ticksPerQN:%i tracks:%i\n",mfp->fmtId,mfp->ticksPerQN,mfp->trkN);
}
void _cmMidiFilePrintMsg( cmRpt_t* rpt, const cmMidiTrackMsg_t* tmp )
{
//cmRptPrintf(rpt,"%5.5f ", tmp->dtick/1000000.0 );
cmRptPrintf(rpt,"%f ", (double)tmp->dtick );
if( tmp->status == kMetaStId )
cmRptPrintf(rpt,"%s ", cmMidiMetaStatusToLabel(tmp->metaId));
else
{
cmRptPrintf(rpt,"%4s %3i %3i %3i", cmMidiStatusToLabel(tmp->status),tmp->u.chMsgPtr->ch,tmp->u.chMsgPtr->d0,tmp->u.chMsgPtr->d1);
}
cmRptPrintf(rpt,"\n");
}
void cmMidiFilePrintMsgs( cmMidiFileH_t h, cmRpt_t* rpt )
{
const _cmMidiFile_t* p = _cmMidiFileHandleToPtr(h);
unsigned mi;
_cmMidiFilePrintHdr(p,rpt);
for(mi=0; mi<p->msgN; ++mi)
{
cmMidiTrackMsg_t* mp = p->msgV[mi];
if( mp != NULL )
_cmMidiFilePrintMsg(rpt,mp);
}
}
void cmMidiFilePrintTracks( cmMidiFileH_t h, unsigned trkIdx, cmRpt_t* rpt )
{
const _cmMidiFile_t* mfp = _cmMidiFileHandleToPtr(h);
_cmMidiFilePrintHdr(mfp,rpt);
int i = trkIdx == cmInvalidIdx ? 0 : trkIdx;
int n = trkIdx == cmInvalidIdx ? mfp->trkN : trkIdx+1;
@ -1410,17 +1444,7 @@ void cmMidiFilePrint( cmMidiFileH_t h, unsigned trkIdx, cmRpt_t* rpt )
cmMidiTrackMsg_t* tmp = mfp->trkV[i].base;
while( tmp != NULL )
{
cmRptPrintf(rpt,"%5i ", tmp->dtick );
if( tmp->status == kMetaStId )
cmRptPrintf(rpt,"%s ", cmMidiMetaStatusToLabel(tmp->metaId));
else
{
cmRptPrintf(rpt,"%4s %3i %3i %3i", cmMidiStatusToLabel(tmp->status),tmp->u.chMsgPtr->ch,tmp->u.chMsgPtr->d0,tmp->u.chMsgPtr->d1);
}
cmRptPrintf(rpt,"\n");
_cmMidiFilePrintMsg(rpt,tmp);
tmp = tmp->link;
}
}
@ -1476,6 +1500,13 @@ void cmMidiFileTest( const char* fn, cmCtx_t* ctx )
}
if( 1 )
{
//cmMidiFileTickToMicros( h );
cmMidiFileTickToSamples(h,96000,false);
cmMidiFilePrintMsgs(h,&ctx->rpt);
}
if( 0 )
{
//cmMidiFilePrint(h,cmMidiFileTrackCount(h)-1,&ctx->rpt);
//cmMidiFilePrint(h,cmInvalidIdx,&ctx->rpt);

3
cmMidiFile.h
View File

@ -172,7 +172,8 @@ extern "C" {
cmMidiTrackMsg_t* cmMidiFilePackTrackMsg( const cmMidiTrackMsg_t* m, void* buf, unsigned bufByteCnt );
unsigned cmMidiFilePackTrackMsgBufByteCount( const cmMidiTrackMsg_t* m );
void cmMidiFilePrint( cmMidiFileH_t h, unsigned trkIdx, cmRpt_t* rpt );
void cmMidiFilePrintMsgs( cmMidiFileH_t h, cmRpt_t* rpt );
void cmMidiFilePrintTrack( cmMidiFileH_t h, unsigned trkIdx, cmRpt_t* rpt );
bool cmMidiFileIsNull( cmMidiFileH_t h );
void cmMidiFileTest( const char* fn, cmCtx_t* ctx );