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cmDspKr.c : Added comments to _cmDspAmSync.

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This commit is contained in:
kevin 2013-11-20 11:56:28 -05:00
parent 89ad5d8857
commit 19224be46a
1 changed files with 19 additions and 6 deletions
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23
dsp/cmDspKr.c
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@ -1940,13 +1940,13 @@ cmDspClass_t _cmAmSyncDC;
typedef struct cmDspAmSyncEntry_str typedef struct cmDspAmSyncEntry_str
{ {
const cmChar_t* afn; const cmChar_t* afn; // audio file name
const cmChar_t* mfn; const cmChar_t* mfn; // midi file name
unsigned asmp; // Audio sample index to sync to MIDI event unsigned asmp; // Audio sample index to sync to MIDI event
unsigned mid; // MIDI event unique id (cmMidiTrackMsg_t.uid) unsigned mid; // MIDI event unique id (cmMidiTrackMsg_t.uid)
int afi; int afi; //
int mfi; int mfi;
unsigned state; unsigned state; // as incoming msg match this record the state is updated with kXXXAmFl flags
} cmDspAmSyncEntry_t; } cmDspAmSyncEntry_t;
typedef struct typedef struct
@ -2057,7 +2057,15 @@ cmDspRC_t _cmDspAmSyncRecv(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t*
int dframes = r->mfi-r->afi; int dframes = r->mfi-r->afi;
cmRptPrintf(ctx->rpt,"0x%x : %s %i %i - %s %i %i : frm:%i smp:%i sec:%f\n", cmRptPrintf(ctx->rpt,"0x%x : %s %i %i - %s %i %i : frm:%i smp:%i sec:%f\n",
r->state,r->afn,r->asmp,r->afi,r->mfn,r->mid,r->mfi,dframes,dframes*fpc,dframes*fpc/srate); r->state,
r->afn,
r->asmp,
r->afi,
r->mfn,
r->mid,
r->mfi,
dframes,
dframes*fpc,dframes*fpc/srate);
r->afi = cmInvalidIdx; r->afi = cmInvalidIdx;
r->mfi = cmInvalidIdx; r->mfi = cmInvalidIdx;
@ -2071,7 +2079,9 @@ cmDspRC_t _cmDspAmSyncRecv(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t*
case kAFnAmId: case kAFnAmId:
{ {
// an audio file name just arrived - set p->acur to point to it
const cmChar_t* fn = cmDspStrcz(inst, kAFnAmId ); const cmChar_t* fn = cmDspStrcz(inst, kAFnAmId );
for(i=0; i<p->arrayCnt; ++i) for(i=0; i<p->arrayCnt; ++i)
if( strcmp(fn,p->array[i].afn) == 0 ) if( strcmp(fn,p->array[i].afn) == 0 )
{ {
@ -2083,6 +2093,7 @@ cmDspRC_t _cmDspAmSyncRecv(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t*
case kMFnAmId: case kMFnAmId:
{ {
// an midi file name just arrived - set p->mcur to point to it
const cmChar_t* fn = cmDspStrcz(inst, kMFnAmId ); const cmChar_t* fn = cmDspStrcz(inst, kMFnAmId );
for(i=0; i<p->arrayCnt; ++i) for(i=0; i<p->arrayCnt; ++i)
if( strcmp(fn,p->array[i].mfn) == 0 ) if( strcmp(fn,p->array[i].mfn) == 0 )
@ -2095,8 +2106,10 @@ cmDspRC_t _cmDspAmSyncRecv(cmDspCtx_t* ctx, cmDspInst_t* inst, const cmDspEvt_t*
case kASmpAmId: case kASmpAmId:
{ {
// a audio file sample index has just arrived
int v = cmDspInt(inst,kASmpAmId); int v = cmDspInt(inst,kASmpAmId);
// if a valid audio file has been set
if( p->acur != NULL ) if( p->acur != NULL )
for(i=0; i<p->arrayCnt; ++i) for(i=0; i<p->arrayCnt; ++i)
{ {