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libcm/app/cmTimeLine.c

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45 KiB
C
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#include "cmGlobal.h"
#include "cmFloatTypes.h"
#include "cmRpt.h"
#include "cmErr.h"
#include "cmCtx.h"
#include "cmMem.h"
#include "cmMallocDebug.h"
#include "cmLinkedHeap.h"
#include "cmJson.h"
#include "cmAudioFile.h"
#include "cmMidi.h"
#include "cmMidiFile.h"
#include "cmTimeLine.h"
// id's used to track the type of a serialized object
enum
{
kMsgTlId,
kObjTlId
};
//
typedef struct _cmTlMsg_str
{
unsigned typeId; // always set to kMsgTlId
cmTlUiMsgTypeId_t msgId; //
double srate;
unsigned seqCnt;
unsigned seqId;
} _cmTlMsg_t;
typedef struct _cmTlObj_str
{
void* mem;
unsigned memByteCnt;
cmTlObj_t* obj;
struct _cmTlObj_str* prev;
struct _cmTlObj_str* next;
} _cmTlObj_t;
typedef struct
{
_cmTlObj_t* first;
_cmTlObj_t* last;
} _cmTlSeq_t;
typedef struct
{
cmErr_t err;
cmCtx_t ctx;
cmLHeapH_t lH;
double srate;
unsigned nextSeqId;
cmTlCb_t cbFunc;
void* cbArg;
unsigned nextUId;
char* tmpBuf;
unsigned seqCnt;
_cmTlSeq_t* seq; // seq[seqCnt]
const cmChar_t* filename;
} _cmTl_t;
typedef struct
{
char label[8];
unsigned id;
} _cmTlId_t;
_cmTlId_t _cmTlIdArray[] =
{
{ "mf", kMidiFileTlId },
{ "me", kMidiEvtTlId },
{ "af", kAudioFileTlId },
{ "ae", kAudioEvtTlId },
{ "mk", kMarkerTlId },
{ "", cmInvalidId }
};
cmTlH_t cmTimeLineNullHandle = cmSTATIC_NULL_HANDLE;
_cmTl_t* _cmTlHandleToPtr( cmTlH_t h )
{
_cmTl_t* p = (_cmTl_t*)h.h;
assert( p != NULL );
return p;
}
_cmTlId_t* _cmTlIdLabelToRecd( _cmTl_t* p, const cmChar_t* label )
{
unsigned i;
if( label != NULL )
for(i=0; _cmTlIdArray[i].id != cmInvalidId; ++i)
if( strcmp(_cmTlIdArray[i].label,label) == 0 )
return _cmTlIdArray + i;
return NULL;
}
_cmTlId_t* _cmTlIdToRecd( _cmTl_t* p, unsigned id )
{
unsigned i;
for(i=0; _cmTlIdArray[i].id != cmInvalidId; ++i)
if( _cmTlIdArray[i].id == id )
return _cmTlIdArray + i;
return NULL;
}
const cmChar_t* _cmTlIdToLabel( _cmTl_t* p, unsigned id )
{
_cmTlId_t* rp;
if((rp = _cmTlIdToRecd(p,id)) != NULL )
return rp->label;
return "";
}
unsigned _cmTlIdLabelToId( _cmTl_t* p, const cmChar_t* label )
{
_cmTlId_t* rp;
if((rp = _cmTlIdLabelToRecd(p,label)) != NULL )
return rp->id;
return cmInvalidId;
}
// cast a generic object to a midi file object
cmTlMidiFile_t* _cmTlMidiFileObjPtr( _cmTl_t* p, cmTlObj_t* op, bool errFl )
{
if( op->typeId != kMidiFileTlId )
{
if( errFl && p != NULL)
cmErrMsg(&p->err,kTypeCvtFailTlRC,"A time line object type promotion failed.");
return NULL;
}
return (cmTlMidiFile_t*)op;
}
// cast a generic object to a midi event object
cmTlMidiEvt_t* _cmTlMidiEvtObjPtr( _cmTl_t* p, cmTlObj_t* op, bool errFl )
{
if( op->typeId != kMidiEvtTlId )
{
if( errFl && p != NULL )
cmErrMsg(&p->err,kTypeCvtFailTlRC,"A time line object type promotion failed.");
return NULL;
}
return (cmTlMidiEvt_t*)op;
}
// case a generic object to an audio file object
cmTlAudioFile_t* _cmTlAudioFileObjPtr( _cmTl_t* p, cmTlObj_t* op, bool errFl )
{
if( op->typeId != kAudioFileTlId )
{
if( errFl && p != NULL)
cmErrMsg(&p->err,kTypeCvtFailTlRC,"A time line object type promotion failed.");
return NULL;
}
return (cmTlAudioFile_t*)op;
}
// cast a generic object an audio event object to
cmTlAudioEvt_t* _cmTlAudioEvtObjPtr( _cmTl_t* p, cmTlObj_t* op, bool errFl )
{
if( op->typeId != kAudioEvtTlId )
{
if( errFl && p != NULL)
cmErrMsg(&p->err,kTypeCvtFailTlRC,"A time line object type promotion failed.");
return NULL;
}
return (cmTlAudioEvt_t*)op;
}
// cast a generic object to a marker object
cmTlMarker_t* _cmTlMarkerObjPtr( _cmTl_t* p, cmTlObj_t* op, bool errFl )
{
if( op->typeId != kMarkerTlId )
{
if( errFl && p != NULL)
cmErrMsg(&p->err,kTypeCvtFailTlRC,"A time line object type promotion failed.");
return NULL;
}
return (cmTlMarker_t*)op;
}
cmTlMidiFile_t* _cmTimeLineMidiFileObjPtr( _cmTl_t* p, cmTlObj_t* op )
{ return _cmTlMidiFileObjPtr(p,op,true); }
cmTlMidiEvt_t* _cmTimeLineMidiEvtObjPtr( _cmTl_t* p, cmTlObj_t* op )
{ return _cmTlMidiEvtObjPtr(p,op,true); }
cmTlAudioFile_t* _cmTimeLineAudioFileObjPtr( _cmTl_t* p, cmTlObj_t* op )
{ return _cmTlAudioFileObjPtr(p,op,true);}
cmTlAudioEvt_t* _cmTimeLineAudioEvtObjPtr( _cmTl_t* p, cmTlObj_t* op )
{ return _cmTlAudioEvtObjPtr(p,op,true);}
cmTlMarker_t* _cmTimeLineMarkerObjPtr( _cmTl_t* p, cmTlObj_t* op )
{ return _cmTlMarkerObjPtr(p,op,true);}
// Locate a record which matches 'name' and (optionally) 'seqId'
_cmTlObj_t* _cmTlFindRecd( _cmTl_t* p, unsigned seqId, const cmChar_t* name )
{
if( name == NULL )
return NULL;
unsigned i;
for(i=0; i<p->seqCnt; ++i)
if( seqId==cmInvalidId || seqId == i )
{
_cmTlObj_t* op = p->seq[i].first;
while(op != NULL)
{
if( strcmp(op->obj->name,name) == 0 )
return op;
op = op->next;
}
}
return NULL;
}
// Returns true if 'op' is a child of 'ref'.
bool _cmTlIsChild( _cmTlObj_t* ref, _cmTlObj_t* op )
{
// if 'op' is not active then it can't be a child
if( op->obj == NULL )
return false;
// if 'ref' is NULL then match obj's which do not have a parent
if( ref == NULL )
return op->obj->ref == NULL;
// if 'ref' is the parent of 'op'.
return op->obj->ref == ref->obj;
}
// calc the absolute start time of this object by adding the
// time time offsets of all ancestors.
int _cmTlStartTime( const cmTlObj_t* obj )
{
assert( obj != NULL );
int t = 0;
do
{
t += obj->begSmpIdx;
obj=obj->ref;
}while( obj != NULL);
return t;
}
// Locate the closest record which is before 'np'.
// When multiple records have the same distance to 'np' then the last one inserted
// is taken as the closest. This way records with equal time values will be
// secondarily sequenced on their order of insertion.
_cmTlObj_t* _cmTlFindRecdBefore( _cmTl_t* p, const _cmTlObj_t* np )
{
assert( np->obj!=NULL && np->obj->seqId < p->seqCnt );
// calc the absolute time of this object
//int absSmpIdx = _cmTlStartTime(np->obj);
int rsi;
_cmTlObj_t* rp = NULL;
_cmTlObj_t* op = p->seq[np->obj->seqId].first;
//printf("type:%i %i\n",np->obj->typeId,absSmpIdx);
// for each object in the list ...
while( op != NULL )
{
int csi;
//if( op!=np && op->obj!=NULL && (csi = _cmTlStartTime(op->obj)) <= absSmpIdx )
if( (op!=np) && (op->obj!=NULL) && ((csi = op->obj->seqSmpIdx) <= np->obj->seqSmpIdx) )
{
if( rp == NULL || csi >= rsi )
{
rp = op;
rsi = csi;
}
}
op = op->next;
}
return rp;
}
// Mark 'op' and all children of 'op' for deletion.
// Note that this function is recursive.
cmTlRC_t _cmTlDeleteDependentRecds( _cmTl_t* p, _cmTlObj_t* op )
{
assert( op->obj!=NULL && op->obj->seqId < p->seqCnt );
cmTlRC_t rc = kOkTlRC;
_cmTlObj_t* dp = p->seq[op->obj->seqId].first;
// mark all recd's that are children of 'op' for deletion
while( dp != NULL )
{
// if 'dp' is a child of 'op'.
if( _cmTlIsChild(op,dp) )
if(( rc = _cmTlDeleteDependentRecds(p,dp)) != kOkTlRC )
return rc;
dp = dp->next;
}
// release any resources held by 'op'.
switch(op->obj->typeId)
{
case kMidiFileTlId:
{
cmTlMidiFile_t* mp = _cmTimeLineMidiFileObjPtr(p,op->obj);
cmMidiFileClose(&mp->h);
}
break;
case kMidiEvtTlId:
break;
case kAudioFileTlId:
{
cmTlAudioFile_t* ap = _cmTimeLineAudioFileObjPtr(p,op->obj);
cmAudioFileDelete(&ap->h);
}
break;
case kAudioEvtTlId:
break;
case kMarkerTlId:
break;
default:
return cmErrMsg(&p->err,kUnknownRecdTypeTlRC,"An unknown time line object type (%i) was encounterned during object deletion.",op->obj->typeId);
}
// mark 'op' as deleted by setting op->obj to NULL
op->obj = NULL;
return kOkTlRC;
}
// Delete 'op' and all of its dependents.
cmTlRC_t _cmTlDeleteRecd( _cmTl_t* p, _cmTlObj_t* op )
{
if( op == NULL )
return kOkTlRC;
assert( op->obj!=NULL && op->obj->seqId < p->seqCnt );
cmTlRC_t rc;
_cmTlSeq_t* s = p->seq + op->obj->seqId;
// mark this object and any objecs which are dependent on it for deletion
if((rc =_cmTlDeleteDependentRecds(p,op)) != kOkTlRC )
return rc;
// unlink and delete and records marked for deletion
op = s->first;
while( op )
{
_cmTlObj_t* tp = op->next;
// if this object is marked for deletion unlink it from this master list
if( op->obj == NULL )
{
if( op->next != NULL )
op->next->prev = op->prev;
else
{
assert( s->last == op );
s->last = op->prev;
}
if( op->prev != NULL )
op->prev->next = op->next;
else
{
assert( s->first == op );
s->first = op->next;
}
// free the record
cmLhFreePtr(p->lH,(void**)&op->mem);
}
op = tp;
}
return rc;
}
// Insert 'op' after 'bp'.
// If 'bp' is NULL then 'op' is inserted as p->seq[op->seqId].first.
void _cmTlInsertAfter( _cmTl_t* p, _cmTlObj_t* bp, _cmTlObj_t* op )
{
assert( op->obj!=NULL && op->obj->seqId < p->seqCnt );
_cmTlSeq_t* s = p->seq + op->obj->seqId;
op->prev = bp;
// if op is being inserted at the beginning of the list
if( bp == NULL )
{
op->next = s->first;
if( s->first != NULL )
s->first->prev = op;
s->first = op;
}
else // op is being inserted in the middle or end of the list
{
op->next = bp->next;
if( bp->next != NULL )
bp->next->prev = op;
else
{
// insertion at end
assert( bp == s->last );
s->last = op;
}
bp->next = op;
}
if( s->last == NULL )
s->last = op;
if( s->first == NULL )
s->first = op;
}
// Allocate an object record
cmTlRC_t _cmTlAllocRecd2(
_cmTl_t* p,
const cmChar_t* nameStr, // NULL, empty or unique name
_cmTlObj_t* refPtr, // parent object
int begSmpIdx, // start time
unsigned durSmpCnt, // duration
unsigned typeId, // object type id
unsigned seqId, // owning seq
unsigned recdByteCnt, // byte for type specific data to follow _cmTlObj_t data
_cmTlObj_t** opp ) // return pointer
{
*opp = NULL;
if( nameStr == NULL )
nameStr = "";
// get the length of the recd name field
unsigned nameByteCnt = strlen(nameStr)+1;
// verify that the name was not already used by another recd
if( nameByteCnt>1 && _cmTlFindRecd(p,seqId,nameStr) != NULL )
return cmErrMsg(&p->err,kDuplNameTlRC,"The object identifier '%s' was already used.",nameStr);
assert( refPtr==NULL || refPtr->obj !=NULL );
if( refPtr != NULL && refPtr->obj->seqId != seqId )
return cmErrMsg(&p->err,kInvalidSeqIdTlRC,"The sequence id of the reference object (%i) does not match the sequence id (%i) of the new object (label:%s).",refPtr->obj->seqId,seqId,cmStringNullGuard(nameStr));
if( seqId >= p->seqCnt )
{
// assume the sequence id's arrive in increasing order
assert( seqId == p->seqCnt );
assert( refPtr == NULL );
p->seqCnt = seqId+1;
p->seq = cmMemResizePZ(_cmTlSeq_t,p->seq,p->seqCnt);
}
// calc the total size of the recd. memory layout: [name /0 _cmTlObj_t cmTlObj_t <type specific fields> ]
unsigned byteCnt = sizeof(unsigned) + sizeof(unsigned) + nameByteCnt + sizeof(_cmTlObj_t) + recdByteCnt;
void* mem = cmLHeapAllocZ( p->lH, byteCnt );
unsigned* tidPtr = (unsigned*)mem;
unsigned* parentIdPtr = tidPtr + 1;
cmChar_t* name = (cmChar_t*)(parentIdPtr + 1);
_cmTlObj_t* op = (_cmTlObj_t*)(name + nameByteCnt);
cmTlObj_t* tp = (cmTlObj_t*)(op+1);
// The entire object is contained in mem[]
// Memory Layout:
// kObjTlId parentId name[] \0 _cmTlObj_t cmTlObj_t [recdByteCnt - sizeof(cmTlObj_t)]
strcpy(name,nameStr);
// the first element in the mem[] buffer must be kObjTlId - this allows
// mem[] to be used directly as the serialized version of the buffer.
*tidPtr = kObjTlId;
*parentIdPtr = refPtr==NULL ? cmInvalidId : refPtr->obj->uid;
tp->reserved = op;
tp->seqId = seqId;
tp->name = name;
tp->uid = p->nextUId++;
tp->typeId = typeId;
tp->ref = refPtr==NULL ? NULL : refPtr->obj;
tp->begSmpIdx = refPtr==NULL ? 0 : begSmpIdx;
tp->durSmpCnt = durSmpCnt;
tp->seqSmpIdx = refPtr==NULL ? 0 : refPtr->obj->seqSmpIdx + begSmpIdx;
tp->flags = 0;
tp->text = NULL;
op->obj = tp;
op->mem = mem;
op->memByteCnt = byteCnt;
op->next = NULL;
op->prev = NULL;
//if( seqId == 4 )
// printf("seq:%i id:%i type:%i accum:%i ref:%i offs:%i %f\n",seqId, tp->uid, tp->typeId, tp->seqSmpIdx, refPtr==NULL?-1:refPtr->obj->uid, begSmpIdx, begSmpIdx/(96000.0*60.0) );
_cmTlInsertAfter(p, _cmTlFindRecdBefore(p,op), op );
*opp = op;
return kOkTlRC;
}
cmTlRC_t _cmTlAllocRecd( _cmTl_t* p, const cmChar_t* nameStr, const cmChar_t* refIdStr, int begSmpIdx, unsigned durSmpCnt, unsigned typeId, unsigned seqId, unsigned recdByteCnt, _cmTlObj_t** opp )
{
// locate the obj recd that this recd is part of (the parent recd)
_cmTlObj_t* refPtr = _cmTlFindRecd(p,seqId,refIdStr);
// if this obj has a parent but it was not found
if( refPtr == NULL && refIdStr!=NULL && strlen(refIdStr)>0 )
return cmErrMsg(&p->err,kRefNotFoundTlRC,"Reference identifier '%s' not found for object '%s'.",refIdStr,cmStringNullGuard(nameStr));
return _cmTlAllocRecd2(p,nameStr,refPtr,begSmpIdx,durSmpCnt,typeId,seqId,recdByteCnt,opp);
}
void _cmTlNotifyListener( _cmTl_t* p, cmTlUiMsgTypeId_t msgTypeId, _cmTlObj_t* op, unsigned seqId )
{
if( p->cbFunc == NULL )
return;
switch( msgTypeId )
{
case kInitMsgTlId:
case kFinalMsgTlId:
case kDoneMsgTlId:
{
_cmTlMsg_t m;
m.typeId = kMsgTlId;
m.msgId = msgTypeId;
m.srate = p->srate;
m.seqCnt = p->seqCnt;
m.seqId = seqId;
p->cbFunc( p->cbArg, &m, sizeof(m) );
}
break;
case kInsertMsgTlId:
if( op != NULL )
p->cbFunc( p->cbArg, op->mem, op->memByteCnt );
break;
default:
{ assert(0); }
}
}
cmTlRC_t _cmTlAllocAudioFileRecd( _cmTl_t* p, const cmChar_t* nameStr, const cmChar_t* refIdStr, int begSmpIdx, unsigned seqId, const cmChar_t* fn )
{
cmAudioFileH_t afH = cmNullAudioFileH;
cmAudioFileInfo_t info;
cmRC_t afRC = cmOkRC;
cmTlRC_t rc;
_cmTlObj_t* op = NULL;
unsigned recdByteCnt = sizeof(cmTlAudioFile_t) + strlen(fn) + 1;
if( cmAudioFileIsValid( afH = cmAudioFileNewOpen(fn, &info, &afRC, p->err.rpt )) == false )
return cmErrMsg(&p->err,kAudioFileFailTlRC,"The time line audio file '%s' could not be opened.",cmStringNullGuard(fn));
if((rc = _cmTlAllocRecd(p,nameStr,refIdStr,begSmpIdx,info.frameCnt,kAudioFileTlId,seqId,recdByteCnt,&op)) != kOkTlRC )
goto errLabel;
assert(op != NULL && fn != NULL );
cmTlAudioFile_t* ap = _cmTimeLineAudioFileObjPtr(p,op->obj);
char* cp = (char*)ap;
assert(ap != NULL );
ap->h = afH;
ap->info = info;
ap->fn = cp + sizeof(cmTlAudioFile_t);
strcpy(ap->fn,fn); // copy the file name into the extra memory
assert( ap->fn + strlen(fn) + 1 == cp + recdByteCnt );
op->obj->text = ap->fn;
// notify listeners that an new object was created by sending a kObjTlId msg
// notifiy any listeners that a midi file object was created
//_cmTlNotifyListener(p, kInsertMsgTlId, op );
errLabel:
if( rc != kOkTlRC )
cmAudioFileDelete(&afH);
return rc;
}
cmTlRC_t _cmTlProcMidiFile( _cmTl_t* p, _cmTlObj_t* op, cmMidiFileH_t mfH )
{
cmTlRC_t rc = kOkTlRC;
cmTlMidiFile_t* mfp = _cmTimeLineMidiFileObjPtr(p,op->obj);
unsigned mn = cmMidiFileMsgCount(mfH);
const cmMidiTrackMsg_t** mapp = cmMidiFileMsgArray(mfH);
unsigned mi = 0;
//double accum = 0;
_cmTlObj_t* refOp = op;
//bool fl = false;
unsigned dtick = 0;
mfp->noteOnCnt = 0;
// for each midi message
for(; mi<mn; ++mi)
{
_cmTlObj_t* meop = NULL;
const cmMidiTrackMsg_t* mp = mapp[mi];
dtick = mp->dtick;
//if( fl )
//{
// dtick = 0;
// fl = mp->dtick == 0;
//}
//accum += dtick * p->srate / 1000000;
//int begSmpIdx = floor(accum_micros * p->srate / 1000000);
int begSmpIdx = dtick; //floor( dtick * p->srate / 1000000.0 );
int durSmpCnt = 0;
unsigned midiTrkMsgByteCnt = cmMidiFilePackTrackMsgBufByteCount( mp );
unsigned recdByteCnt = sizeof(cmTlMidiEvt_t) + midiTrkMsgByteCnt;
//if( mfp->obj.seqId==4 && mi<=25 )
// printf("%s: bsi:%9i acc:%f smp acc:%f min %s\n", mp->status == kNoteOnMdId?"non":" ", begSmpIdx, accum, accum / (p->srate * 60),cmStringNullGuard(mfp->obj.name));
// count the note-on messages
if( mp->status == kNoteOnMdId )
{
//durSmpCnt = floor(mp->u.chMsgPtr->durTicks * p->srate / 1000000.0 );
durSmpCnt = mp->u.chMsgPtr->durTicks;
++mfp->noteOnCnt;
}
// allocate the generic time-line object record
if((rc = _cmTlAllocRecd2(p, NULL, refOp, begSmpIdx, durSmpCnt, kMidiEvtTlId, mfp->obj.seqId, recdByteCnt, &meop)) != kOkTlRC )
goto errLabel;
assert( meop != NULL );
cmTlMidiEvt_t* mep = _cmTimeLineMidiEvtObjPtr(p,meop->obj);
char* cp = (char*)mep;
assert( mep != NULL );
// Set the cmTlMidiEvt_t.msg cmMidiTrkMsg_t pointer to point to the
// extra memory allocated just past the cmTlMidiEvt_t recd.
mep->msg = (cmMidiTrackMsg_t*)(cp + sizeof(cmTlMidiEvt_t));
mep->midiFileObjId = mfp->obj.uid;
// Do not write MIDI objects that are part of a MIDI file. They will be automatically
// loaded when the time line is loaded and therefore do not need to be save
// explicitely in the time line data.
meop->obj->flags = cmSetFlag(meop->obj->flags,kNoWriteTlFl);
// Pack the cmMidiTrackMsg_t record into the extra memory
cmMidiFilePackTrackMsg( mp, (char*)mep->msg, midiTrkMsgByteCnt );
// verify that the memory allocation was calculated correctly
assert( cp + recdByteCnt == ((char*)mep->msg) + midiTrkMsgByteCnt);
// notify any listeners that a new midi event was created by sending a kObjTlId msg.
//_cmTlNotifyListener(p, kInsertMsgTlId, meop );
// this midi event is the ref. for the next midi evt
refOp = meop;
}
errLabel:
return rc;
}
cmTlRC_t _cmTlAllocMidiFileRecd( _cmTl_t* p, const cmChar_t* nameStr, const cmChar_t* refIdStr, int begSmpIdx, unsigned seqId, const cmChar_t* fn )
{
cmMidiFileH_t mfH = cmMidiFileNullHandle;
cmTlRC_t rc = kOkTlRC;
_cmTlObj_t* op = NULL;
// open the midi file
if( cmMidiFileOpen(fn, &mfH, &p->ctx ) != kOkMfRC )
return cmErrMsg(&p->err,kMidiFileFailTlRC,"The time line midi file '%s' could not be opened.",cmStringNullGuard(fn));
// force the first msg to occurr one quarter note into the file
cmMidiFileSetDelay(mfH, cmMidiFileTicksPerQN(mfH) );
unsigned durSmpCnt = floor(cmMidiFileDurSecs(mfH)*p->srate);
// convert the midi file from ticks to microseconds
cmMidiFileTickToSamples(mfH,p->srate,false);
// assign note durations to all note-on msg's
cmMidiFileCalcNoteDurations(mfH);
unsigned recdByteCnt = sizeof(cmTlMidiFile_t) + strlen(fn) + 1;
// allocate the midi file time line object
if((rc = _cmTlAllocRecd(p,nameStr,refIdStr,begSmpIdx,durSmpCnt,kMidiFileTlId,seqId,recdByteCnt,&op)) != kOkTlRC )
goto errLabel;
assert( op != NULL && fn != NULL );
cmTlMidiFile_t* mp = _cmTimeLineMidiFileObjPtr(p,op->obj);
char* cp = (char*)mp;
assert(mp != NULL );
mp->h = mfH;
mp->fn = cp + sizeof(cmTlMidiFile_t);
strcpy(mp->fn,fn); // copy the filename into the extra memory
assert( mp->fn + strlen(mp->fn) + 1 == cp + recdByteCnt );
op->obj->text = mp->fn;
// notifiy any listeners that a midi file object was created
//_cmTlNotifyListener(p, kInsertMsgTlId, op );
// insert the events in the midi file as individual time line objects
if((rc = _cmTlProcMidiFile(p, op, mfH)) != kOkTlRC )
goto errLabel;
errLabel:
if( rc != kOkTlRC )
{
cmMidiFileClose(&mfH);
_cmTlDeleteRecd(p, op);
}
return rc;
}
cmTlRC_t _cmTlAllocMarkerRecd( _cmTl_t* p, const cmChar_t* nameStr, const cmChar_t* refIdStr, int begSmpIdx, unsigned durSmpCnt, unsigned seqId, const cmChar_t* text )
{
cmTlRC_t rc = kOkTlRC;
_cmTlObj_t* op = NULL;
const cmChar_t* textStr = text==NULL ? "" : text;
// add memory at the end of the the cmTlMarker_t record to hold the text string.
unsigned recdByteCnt = sizeof(cmTlMarker_t) + strlen(textStr) + 1;
if((rc = _cmTlAllocRecd(p,nameStr,refIdStr,begSmpIdx,durSmpCnt,kMarkerTlId,seqId,recdByteCnt,&op)) != kOkTlRC )
goto errLabel;
assert(op != NULL);
cmTlMarker_t* mp = _cmTimeLineMarkerObjPtr(p,op->obj);
assert(mp != NULL );
// copy the marker text string into the memory just past the cmTlMarker_t recd.
cmChar_t* tp = (cmChar_t*)(mp + 1);
strcpy(tp,textStr);
mp->text = tp;
op->obj->text = tp;
// notify listeners
//_cmTlNotifyListener(p, kInsertMsgTlId, op );
errLabel:
if( op != NULL && rc != kOkTlRC )
_cmTlDeleteRecd(p,op);
return rc;
}
cmTlRC_t _cmTlAllocAudioEvtRecd( _cmTl_t* p, const cmChar_t* nameStr, const cmChar_t* refIdStr, int begSmpIdx, unsigned durSmpCnt, unsigned seqId, const cmChar_t* text )
{
cmTlRC_t rc = kOkTlRC;
_cmTlObj_t* op = NULL;
const cmChar_t* textStr = text==NULL ? "" : text;
unsigned recdByteCnt = sizeof(cmTlAudioEvt_t) + strlen(textStr) + 1;
if((rc = _cmTlAllocRecd(p,nameStr,refIdStr,begSmpIdx,durSmpCnt,kAudioEvtTlId,seqId,recdByteCnt,&op)) != kOkTlRC )
goto errLabel;
assert(op != NULL);
cmTlAudioEvt_t* mp = _cmTimeLineAudioEvtObjPtr(p,op->obj);
assert(mp != NULL );
// copy the marker text string into the memory just past the cmTlAudioEvt_t recd.
cmChar_t* tp = (cmChar_t*)(mp + 1);
strcpy(tp,textStr);
mp->text = tp;
op->obj->text = tp;
// notify listeners
//_cmTlNotifyListener(p, kInsertMsgTlId, op );
errLabel:
if( op != NULL && rc != kOkTlRC )
_cmTlDeleteRecd(p,op);
return rc;
}
cmTlRC_t _cmTlAllocRecdFromJson(_cmTl_t* p,const cmChar_t* nameStr, const cmChar_t* typeIdStr,const cmChar_t* refIdStr, int begSmpIdx, unsigned durSmpCnt, unsigned seqId, const cmChar_t* textStr)
{
cmTlRC_t rc = kOkTlRC;
unsigned typeId = _cmTlIdLabelToId(p,typeIdStr);
switch( typeId )
{
case kAudioFileTlId: rc = _cmTlAllocAudioFileRecd(p,nameStr,refIdStr,begSmpIdx, seqId,textStr); break;
case kMidiFileTlId: rc = _cmTlAllocMidiFileRecd( p,nameStr,refIdStr,begSmpIdx, seqId,textStr); break;
case kMarkerTlId: rc = _cmTlAllocMarkerRecd( p,nameStr,refIdStr,begSmpIdx,durSmpCnt,seqId,textStr); break;
case kAudioEvtTlId: rc = _cmTlAllocAudioEvtRecd( p,nameStr,refIdStr,begSmpIdx,durSmpCnt,seqId,textStr); break;
default:
rc = cmErrMsg(&p->err,kParseFailTlRC,"'%s' is not a valid 'objArray' record type.",cmStringNullGuard(typeIdStr));
}
return rc;
}
cmTlRC_t _cmTimeLineFinalize( _cmTl_t* p )
{
cmTlRC_t rc = kOkTlRC;
unsigned i;
for(i=0; i<p->seqCnt; ++i)
while( p->seq[i].first != NULL )
{
if((rc = _cmTlDeleteRecd(p,p->seq[i].first)) != kOkTlRC )
goto errLabel;
}
cmMemFree(p->seq);
cmLHeapDestroy(&p->lH);
//_cmTlNotifyListener(p, kFinalMsgTlId, NULL );
cmMemPtrFree(&p->tmpBuf);
cmMemPtrFree(&p);
return kOkTlRC;
errLabel:
return cmErrMsg(&p->err,kFinalizeFailTlRC,"Finalize failed.");
}
cmTlRC_t cmTimeLineInitialize( cmCtx_t* ctx, cmTlH_t* hp, cmTlCb_t cbFunc, void* cbArg )
{
cmTlRC_t rc;
if((rc = cmTimeLineFinalize(hp)) != kOkTlRC )
return rc;
_cmTl_t* p = cmMemAllocZ( _cmTl_t, 1 );
cmErrSetup(&p->err,&ctx->rpt,"Time Line");
p->ctx = *ctx;
p->cbFunc = cbFunc;
p->cbArg = cbArg;
if(cmLHeapIsValid( p->lH = cmLHeapCreate( 8192, ctx )) == false )
{
rc = cmErrMsg(&p->err,kLHeapFailTlRC,"The linked heap allocation failed.");
goto errLabel;
}
hp->h = p;
return rc;
errLabel:
_cmTimeLineFinalize(p);
return rc;
}
cmTlRC_t cmTimeLineInitializeFromFile( cmCtx_t* ctx, cmTlH_t* hp, cmTlCb_t cbFunc, void* cbArg, const cmChar_t* fn )
{
cmTlRC_t rc;
if((rc = cmTimeLineInitialize(ctx,hp,cbFunc,cbArg)) != kOkTlRC )
return rc;
return cmTimeLineReadJson(*hp,fn);
}
const cmChar_t* cmTimeLineFileName( cmTlH_t h )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return p->filename;
}
cmTlRC_t cmTimeLineFinalize( cmTlH_t* hp )
{
cmTlRC_t rc;
if( hp == NULL || cmTimeLineIsValid(*hp) == false )
return kOkTlRC;
_cmTl_t* p = _cmTlHandleToPtr(*hp);
if((rc = _cmTimeLineFinalize(p)) != kOkTlRC )
return rc;
hp->h = NULL;
return rc;
}
bool cmTimeLineIsValid( cmTlH_t h )
{ return h.h != NULL; }
double cmTimeLineSampleRate( cmTlH_t h )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return p->srate;
}
int cmTimeLineSeqToLocalSampleIndex( int seqSmpIdx, cmTlObj_t* localObjPtr )
{
return seqSmpIdx - localObjPtr->seqSmpIdx;
}
cmTlObj_t* _cmTimeLineIdToObj( _cmTl_t* p, unsigned seqId, unsigned id )
{
assert( seqId < p->seqCnt );
_cmTlObj_t* op = p->seq[seqId].first;
for(; op != NULL; op=op->next )
if( op->obj->uid == id )
return op->obj;
return NULL;
}
cmTlObj_t* cmTimeLineIdToObj( cmTlH_t h, unsigned seqId, unsigned id )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
cmTlObj_t* op = NULL;
if( seqId != cmInvalidId )
op = _cmTimeLineIdToObj(p,seqId,id);
else
{
for(seqId=0; seqId<p->seqCnt; ++seqId)
if((op = _cmTimeLineIdToObj(p,seqId,id) ) != NULL )
break;
}
return op;
}
cmTlObj_t* cmTimeLineNextObj( cmTlH_t h, cmTlObj_t* tp, unsigned seqId )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
_cmTlObj_t* op;
assert( seqId < p->seqCnt );
if( seqId >= p->seqCnt )
return NULL;
// if tp is NULL then start at the begin of the obj list ...
if( tp == NULL )
op = p->seq[seqId].first;
else
{
// ... otherwise advance to the obj after tp
op = (_cmTlObj_t*)tp->reserved;
assert( op != NULL );
op = op->next;
}
// if the list is empty
if( op == NULL )
return NULL;
// return the next object which matches seqId or
// the next object if seqId == cmInvalidId
for(; op != NULL; op = op->next)
if( (seqId == cmInvalidId) || (op->obj->seqId == seqId) )
return op->obj;
return NULL;
}
cmTlObj_t* cmTimeLineNextTypeObj( cmTlH_t h, cmTlObj_t* p, unsigned seqId, unsigned typeId )
{
cmTlObj_t* tp = p;
while( (tp = cmTimeLineNextObj(h,tp,seqId)) != NULL )
if( typeId == cmInvalidId || tp->typeId == typeId )
return tp;
return NULL;
}
cmTlMidiFile_t* cmTlNextMidiFileObjPtr( cmTlH_t h, cmTlObj_t* op, unsigned seqId )
{
if((op = cmTimeLineNextTypeObj(h, op, seqId, kMidiFileTlId )) == NULL )
return NULL;
return cmTimeLineMidiFileObjPtr(h,op);
}
cmTlAudioFile_t* cmTlNextAudioFileObjPtr( cmTlH_t h, cmTlObj_t* op, unsigned seqId )
{
if((op = cmTimeLineNextTypeObj(h, op, seqId, kAudioFileTlId )) == NULL )
return NULL;
return cmTimeLineAudioFileObjPtr(h,op);
}
cmTlMidiEvt_t* cmTlNextMidiEvtObjPtr( cmTlH_t h, cmTlObj_t* op, unsigned seqId )
{
if((op = cmTimeLineNextTypeObj(h, op, seqId, kMidiEvtTlId )) == NULL )
return NULL;
return cmTimeLineMidiEvtObjPtr(h,op);
}
cmTlAudioEvt_t* cmTlNextAudioEvtObjPtr( cmTlH_t h, cmTlObj_t* op, unsigned seqId )
{
if((op = cmTimeLineNextTypeObj(h, op, seqId, kAudioEvtTlId )) == NULL )
return NULL;
return cmTimeLineAudioEvtObjPtr(h,op);
}
cmTlMarker_t* cmTlNextMarkerObjPtr( cmTlH_t h, cmTlObj_t* op, unsigned seqId )
{
if((op = cmTimeLineNextTypeObj(h, op, seqId, kMarkerTlId )) == NULL )
return NULL;
return cmTimeLineMarkerObjPtr(h,op);
}
cmTlObj_t* cmTlIdToObjPtr( cmTlH_t h, unsigned uid )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
unsigned i;
for(i=0; i<p->seqCnt; ++i)
//if( p->seq[i].first->obj->uid <= uid && uid <= p->seq[i].last->obj->uid )
{
_cmTlObj_t* op = p->seq[i].first;
for(; op != NULL; op=op->next )
if( op->obj->uid == uid )
return op->obj;
}
return NULL;
}
cmTlMidiFile_t* cmTimeLineMidiFileObjPtr( cmTlH_t h, cmTlObj_t* op )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTimeLineMidiFileObjPtr(p,op);
}
cmTlAudioFile_t* cmTimeLineAudioFileObjPtr( cmTlH_t h, cmTlObj_t* op )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTimeLineAudioFileObjPtr(p,op);
}
cmTlMidiEvt_t* cmTimeLineMidiEvtObjPtr( cmTlH_t h, cmTlObj_t* op )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTimeLineMidiEvtObjPtr(p,op);
}
cmTlAudioEvt_t* cmTimeLineAudioEvtObjPtr( cmTlH_t h, cmTlObj_t* op )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTimeLineAudioEvtObjPtr(p,op);
}
cmTlMarker_t* cmTimeLineMarkerObjPtr( cmTlH_t h, cmTlObj_t* op )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTimeLineMarkerObjPtr(p,op);
}
cmTlMidiFile_t* cmTlMidiFileObjPtr( cmTlH_t h, cmTlObj_t* op )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTlMidiFileObjPtr(p,op,false);
}
cmTlAudioFile_t* cmTlAudioFileObjPtr( cmTlH_t h, cmTlObj_t* op )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTlAudioFileObjPtr(p,op,false);
}
cmTlMidiEvt_t* cmTlMidiEvtObjPtr( cmTlH_t h, cmTlObj_t* op )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTlMidiEvtObjPtr(p,op,false);
}
cmTlAudioEvt_t* cmTlAudioEvtObjPtr( cmTlH_t h, cmTlObj_t* op )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTlAudioEvtObjPtr(p,op,false);
}
cmTlMarker_t* cmTlMarkerObjPtr( cmTlH_t h, cmTlObj_t* op )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTlMarkerObjPtr(p,op,false);
}
cmTlRC_t cmTimeLineInsert( cmTlH_t h, const cmChar_t* nameStr, unsigned typeId,
const cmChar_t* fn, int begSmpIdx, unsigned durSmpCnt, const cmChar_t* refObjNameStr, unsigned seqId )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return _cmTlAllocRecdFromJson(p, nameStr, _cmTlIdToLabel(p,typeId), refObjNameStr, begSmpIdx, durSmpCnt, seqId, fn);
}
cmTlObj_t* _cmTimeLineFindFile( _cmTl_t* p, const cmChar_t* fn, unsigned typeId )
{
unsigned i;
for(i=0; i<p->seqCnt; ++i)
{
_cmTlObj_t* op = p->seq[i].first;
for(; op != NULL; op=op->next )
if( op->obj->typeId == typeId )
{
const cmChar_t* objFn = NULL;
switch( typeId )
{
case kAudioFileTlId:
objFn = ((cmTlAudioFile_t*)(op->obj))->fn;
break;
case kMidiFileTlId:
objFn = ((cmTlMidiFile_t*)(op->obj))->fn;
break;
default:
{ assert(0); }
}
if( strcmp(objFn,fn) == 0 )
return op->obj;
}
}
return NULL;
}
cmTlAudioFile_t* cmTimeLineFindAudioFile( cmTlH_t h, const cmChar_t* fn )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
cmTlObj_t* op;
if((op = _cmTimeLineFindFile(p,fn,kAudioFileTlId)) != NULL )
return _cmTlAudioFileObjPtr(p,op,true);
return NULL;
}
cmTlMidiFile_t* cmTimeLineFindMidiFile( cmTlH_t h, const cmChar_t* fn )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
cmTlObj_t* op;
if((op = _cmTimeLineFindFile(p,fn,kMidiFileTlId)) != NULL )
return _cmTlMidiFileObjPtr(p,op,true);
return NULL;
}
_cmTlObj_t* _cmTimeLineObjAtTime( _cmTl_t* p, unsigned seqId, unsigned seqSmpIdx, unsigned typeId )
{
assert( seqId < p->seqCnt );
_cmTlObj_t* op = p->seq[seqId].first;
_cmTlObj_t* min_op = NULL;
unsigned minDist = UINT_MAX;
for(; op!=NULL; op=op->next)
if( typeId==cmInvalidId || op->obj->typeId == typeId )
{
// if seqSmpIdx is inside this object - then return it as the solution
if((op->obj->seqSmpIdx <= seqSmpIdx && seqSmpIdx < (op->obj->seqSmpIdx + op->obj->durSmpCnt)))
return op;
// measure the distance from seqSmpIdx to the begin and end of this object
unsigned d0 = op->obj->seqSmpIdx < seqSmpIdx ? seqSmpIdx - op->obj->seqSmpIdx : op->obj->seqSmpIdx - seqSmpIdx;
unsigned d1 = op->obj->seqSmpIdx+op->obj->durSmpCnt < seqSmpIdx ? seqSmpIdx - op->obj->seqSmpIdx+op->obj->durSmpCnt : op->obj->seqSmpIdx+op->obj->durSmpCnt - seqSmpIdx;
// d0 and d1 should decrease as the cur object approaches seqSmpIdx
// If they do not then the search is over - return the closest point.
if( d0>minDist && d1>minDist)
break;
// track the min dist and the assoc'd obj
if( d0 < minDist )
{
minDist = d0;
min_op = op;
}
if( d1 < minDist )
{
minDist = d1;
min_op = op;
}
}
return min_op;
}
cmTlAudioFile_t* cmTimeLineAudioFileAtTime( cmTlH_t h, unsigned seqId, unsigned seqSmpIdx )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
_cmTlObj_t* op;
if((op = _cmTimeLineObjAtTime(p,seqId,seqSmpIdx,kAudioFileTlId)) == NULL )
return NULL;
return _cmTlAudioFileObjPtr(p,op->obj,false);
}
cmTlMidiFile_t* cmTimeLineMidiFileAtTime( cmTlH_t h, unsigned seqId, unsigned seqSmpIdx )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
_cmTlObj_t* op;
if((op = _cmTimeLineObjAtTime(p,seqId,seqSmpIdx,kMidiFileTlId)) == NULL )
return NULL;
return _cmTlMidiFileObjPtr(p,op->obj,false);
}
cmTlMidiEvt_t* cmTimeLineMidiEvtAtTime( cmTlH_t h, unsigned seqId, unsigned seqSmpIdx )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
_cmTlObj_t* op;
if((op = _cmTimeLineObjAtTime(p,seqId,seqSmpIdx,kMidiEvtTlId)) == NULL )
return NULL;
return _cmTlMidiEvtObjPtr(p,op->obj,false);
}
cmTlMarker_t* cmTimeLineMarkerAtTime( cmTlH_t h, unsigned seqId, unsigned seqSmpIdx )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
_cmTlObj_t* op;
if((op = _cmTimeLineObjAtTime(p,seqId,seqSmpIdx,kMarkerTlId)) == NULL )
return NULL;
return _cmTlMarkerObjPtr(p,op->obj,false);
}
cmTlMarker_t* cmTimeLineMarkerFind( cmTlH_t h, const cmChar_t* markText )
{
unsigned i;
unsigned n = cmTimeLineSeqCount(h);
cmTlMarker_t* mop = NULL;
for(i=0; i<n && mop==NULL; ++i)
{
cmTlObj_t* op = NULL;
mop = NULL;
while((mop = cmTlNextMarkerObjPtr(h,op,i)) != NULL )
{
if( mop->obj.name!=NULL && strcmp(mop->obj.name,markText)==0 )
break;
op = &mop->obj;
}
}
return mop;
}
cmTlRC_t _cmTlParseErr( cmErr_t* err, const cmChar_t* errLabelPtr, unsigned idx, const cmChar_t* fn )
{
cmTlRC_t rc;
if( errLabelPtr != NULL )
rc = cmErrMsg(err,kParseFailTlRC,"The required time line configuration field %s was not found in the record at index %i in '%s'.",cmStringNullGuard(errLabelPtr),idx,cmStringNullGuard(fn));
else
rc = cmErrMsg(err,kParseFailTlRC,"The time_line configuration parse failed on the record at index %i in '%s'.",idx,cmStringNullGuard(fn));
return rc;
}
cmTlRC_t cmTimeLineReadJson( cmTlH_t h, const cmChar_t* ifn )
{
cmTlRC_t rc = kOkTlRC;
cmJsonH_t jsH = cmJsonNullHandle;
cmJsonNode_t* jnp;
const cmChar_t* errLabelPtr;
int i;
_cmTl_t* p = _cmTlHandleToPtr(h);
// open the json file
if( cmJsonInitializeFromFile(&jsH, ifn, &p->ctx ) != kOkJsRC )
return cmErrMsg(&p->err,kJsonFailTlRC,"JSON file initialization failed.");
if((jnp = cmJsonFindValue(jsH,"time_line",cmJsonRoot(jsH),kObjectTId)) == NULL)
{
rc = cmErrMsg(&p->err,kParseFailTlRC,"The JSON 'time_line' object was not found in '%s'.",cmStringNullGuard(ifn));
goto errLabel;
}
if( cmJsonMemberValues(jnp,&errLabelPtr,
"srate",kRealTId,&p->srate,
"objArray",kArrayTId,&jnp,
NULL) != kOkJsRC )
{
rc = cmErrMsg(&p->err,kParseFailTlRC,"The JSON 'time_line' object header parse failed in '%s'.",cmStringNullGuard(ifn));
goto errLabel;
}
for(i=0; i<cmJsonChildCount(jnp); ++i)
{
const cmJsonNode_t* rp = cmJsonArrayElementC(jnp,i);
const cmChar_t* nameStr;
const cmChar_t* typeIdStr;
const cmChar_t* refIdStr;
int begSmpIdx;
unsigned durSmpCnt;
unsigned seqId;
const cmChar_t* textStr;
if( cmJsonMemberValues(rp,&errLabelPtr,
"label",kStringTId,&nameStr,
"type", kStringTId,&typeIdStr,
"ref", kStringTId,&refIdStr,
"offset",kIntTId,&begSmpIdx,
"smpCnt",kIntTId,&durSmpCnt,
"trackId",kIntTId,&seqId,
"textStr",kStringTId,&textStr,
NULL) != kOkJsRC )
{
rc = _cmTlParseErr(&p->err, errLabelPtr, i, ifn );
goto errLabel;
}
if((rc = _cmTlAllocRecdFromJson(p,nameStr,typeIdStr,refIdStr,begSmpIdx,durSmpCnt,seqId,textStr)) != kOkTlRC )
goto errLabel;
}
p->filename = cmLhAllocStr(p->lH,ifn);
errLabel:
if( rc != kOkTlRC )
_cmTimeLineFinalize(p);
cmJsonFinalize(&jsH);
return rc;
}
unsigned cmTimeLineSeqCount( cmTlH_t h )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
return p->seqCnt;
}
cmTlRC_t cmTimeLineSeqNotify( cmTlH_t h, unsigned seqId )
{
cmTlRC_t rc = kOkTlRC;
_cmTl_t* p = _cmTlHandleToPtr(h);
assert( seqId < p->seqCnt );
_cmTlNotifyListener(p,kInitMsgTlId,NULL,seqId);
_cmTlObj_t* op = p->seq[seqId].first;
for(; op!=NULL; op=op->next)
if( op->obj->seqId == seqId )
_cmTlNotifyListener(p, kInsertMsgTlId, op, cmInvalidId );
_cmTlNotifyListener(p,kDoneMsgTlId,NULL,seqId);
return rc;
}
void _cmTimeLinePrintObj(_cmTl_t* p, _cmTlObj_t* op, cmRpt_t* rpt )
{
cmRptPrintf(rpt,"%2i %5i %9i %9i %s %10s ",op->obj->seqId, op->obj->uid, op->obj->seqSmpIdx, op->obj->begSmpIdx, _cmTlIdToLabel(p,op->obj->typeId),op->obj->name);
switch(op->obj->typeId )
{
case kMidiFileTlId:
{
cmTlMidiFile_t* rp = _cmTimeLineMidiFileObjPtr(p,op->obj);
cmRptPrintf(rpt,"%s ", cmMidiFileName(rp->h));
}
break;
case kMidiEvtTlId:
{
cmTlMidiEvt_t* rp = _cmTimeLineMidiEvtObjPtr(p,op->obj);
if( op->obj->ref != NULL )
cmRptPrintf(rpt,"%s ",op->obj->ref->name);
cmRptPrintf(rpt,"%s ",cmMidiStatusToLabel(rp->msg->status));
}
break;
case kAudioFileTlId:
{
cmTlAudioFile_t* rp = _cmTimeLineAudioFileObjPtr(p,op->obj);
cmRptPrintf(rpt,"%s ", cmAudioFileName(rp->h));
}
break;
case kAudioEvtTlId:
{
cmTlAudioEvt_t* rp = _cmTimeLineAudioEvtObjPtr(p,op->obj);
cmRptPrintf(rpt,"%s",rp->text);
}
break;
case kMarkerTlId:
{
cmTlMarker_t* rp = _cmTimeLineMarkerObjPtr(p,op->obj);
cmRptPrintf(rpt,"%s ", rp->text );
}
break;
}
cmRptPrint(rpt,"\n");
}
cmTlRC_t _cmTimeLineWriteRecd( _cmTl_t* p, cmJsonH_t jsH, cmJsonNode_t* np, cmTlObj_t* obj )
{
cmTlRC_t rc = kOkTlRC;
// if this recd is writable and has not been previously written
if( cmIsNotFlag(obj->flags,kNoWriteTlFl) && cmIsNotFlag(obj->flags,kReservedTlFl) )
{
const cmChar_t* refStr = NULL;
if( obj->ref != NULL )
{
refStr = obj->ref->name;
// if the ref obj was not previously written then write it (recursively) first
if( cmIsNotFlag(obj->ref->flags, kReservedTlFl) )
if((rc = _cmTimeLineWriteRecd(p,jsH,np,obj->ref)) != kOkTlRC )
return rc;
}
// create the time-line recd
if( cmJsonInsertPairs( jsH, cmJsonCreateObject(jsH,np),
"label", kStringTId, obj->name,
"type", kStringTId, _cmTlIdToLabel(p, obj->typeId ),
"ref", kStringTId, refStr==NULL ? "" : refStr,
"offset", kIntTId, obj->begSmpIdx,
"smpCnt", kIntTId, obj->durSmpCnt,
"trackId", kIntTId, obj->seqId,
"textStr", kStringTId, obj->text==NULL ? "" : obj->text,
NULL ) != kOkJsRC )
{
return cmErrMsg(&p->err,kJsonFailTlRC,"A time line insertion failed on label:%s type:%s text:%s.",cmStringNullGuard(obj->name),cmStringNullGuard(_cmTlIdToLabel(p, obj->typeId )), cmStringNullGuard(obj->text));
}
obj->flags = cmSetFlag(obj->flags, kReservedTlFl);
}
return rc;
}
cmTlRC_t cmTimeLineWrite( cmTlH_t h, const cmChar_t* fn )
{
cmTlRC_t rc = kOkTlRC;
_cmTl_t* p = _cmTlHandleToPtr(h);
cmJsonH_t jsH = cmJsonNullHandle;
cmJsonNode_t* np;
// initialize a JSON tree
if( cmJsonInitialize(&jsH,&p->ctx) != kOkJsRC )
return cmErrMsg(&p->err,kJsonFailTlRC,"JSON object initialization failed.");
// create the root object
if((np = cmJsonCreateObject(jsH,NULL)) == NULL )
{
rc = cmErrMsg(&p->err,kJsonFailTlRC,"Time line root object create failed while creating the time line file '%s.",cmStringNullGuard(fn));
goto errLabel;
}
// create the time-line object
if((np = cmJsonInsertPairObject(jsH, np, "time_line" )) == NULL )
{
rc = cmErrMsg(&p->err,kJsonFailTlRC,"'time_line' object created failed while creating the time line file '%s.",cmStringNullGuard(fn));
goto errLabel;
}
// write the sample rate
if( cmJsonInsertPairReal(jsH, np, "srate", p->srate ) != kOkJsRC )
{
rc = cmErrMsg(&p->err,kJsonFailTlRC,"'sample rate' output failed while creating the time line file '%s.",cmStringNullGuard(fn));
goto errLabel;
}
// create the time-line object array
if((np = cmJsonInsertPairArray(jsH, np, "objArray")) == NULL )
{
rc = cmErrMsg(&p->err,kJsonFailTlRC,"'objArray' output failed while creating the time line file '%s.",cmStringNullGuard(fn));
goto errLabel;
}
unsigned i;
// write each time-line object
for(i=0; i<p->seqCnt; ++i)
{
_cmTlObj_t* op = p->seq[i].first;
for(; op != NULL; op=op->next )
if((rc = _cmTimeLineWriteRecd(p,jsH,np,op->obj)) != kOkTlRC )
goto errLabel;
}
if( cmJsonErrorCode(jsH) == kOkJsRC )
if( cmJsonWrite(jsH,NULL,fn) != kOkJsRC )
{
rc = cmErrMsg(&p->err,kJsonFailTlRC,"JSON write failed.");
goto errLabel;
}
errLabel:
if( cmJsonFinalize(&jsH) != kOkJsRC )
{
rc = cmErrMsg(&p->err,kJsonFailTlRC,"JSON finalize failed.");
goto errLabel;
}
return rc;
}
cmTlRC_t cmTimeLinePrint( cmTlH_t h, cmRpt_t* rpt )
{
_cmTl_t* p = _cmTlHandleToPtr(h);
unsigned i;
for(i=0; i<p->seqCnt; ++i)
{
_cmTlObj_t* op = p->seq[i].first;
while(op != NULL)
{
_cmTimeLinePrintObj(p,op,rpt);
op = op->next;
}
}
return kOkTlRC;
}
cmTlRC_t cmTimeLinePrintFn( cmCtx_t* ctx, const cmChar_t* fn, cmRpt_t* rpt )
{
cmTlRC_t rc;
cmTlH_t h = cmTimeLineNullHandle;
if((rc = cmTimeLineInitializeFromFile(ctx,&h,NULL,NULL,fn)) != kOkTlRC )
return rc;
cmTimeLinePrint(h,rpt);
return cmTimeLineFinalize(&h);
}
cmTlRC_t cmTimeLineTest( cmCtx_t* ctx, const cmChar_t* jsFn )
{
cmTlRC_t rc = kOkTlRC;
cmTlH_t tlH = cmTimeLineNullHandle;
if((rc = cmTimeLineInitialize(ctx,&tlH,NULL,NULL)) != kOkTlRC )
return rc;
if((rc = cmTimeLineReadJson(tlH,jsFn)) != kOkTlRC )
goto errLabel;
if((rc = cmTimeLineInsert(tlH,"Mark",kMarkerTlId,"My Marker",10,0,NULL,0)) != kOkTlRC )
goto errLabel;
cmTimeLinePrint(tlH, &ctx->rpt );
errLabel:
cmTimeLineFinalize(&tlH);
return rc;
}
cmTlRC_t _cmTimeLineDecodeObj( const void* msg, unsigned msgByteCnt, cmTlUiMsg_t* r )
{
cmTlRC_t rc = kOkTlRC;
unsigned* typeIdPtr = (unsigned*)msg;
unsigned* parentIdPtr = typeIdPtr + 1;
const char* text = (const char*)(parentIdPtr + 1);
_cmTlObj_t* op = (_cmTlObj_t*)(text + strlen(text) + 1);
cmTlObj_t* tp = (cmTlObj_t*)(op + 1 );
r->msgId = kInsertMsgTlId;
r->objId = tp->uid;
//r->parentObjId = *parentIdPtr;
r->seqId = tp->seqId;
//r->typeId = tp->typeId;
//r->begSmpIdx = tp->begSmpIdx;
//r->durSmpCnt = tp->durSmpCnt;
//r->label = strlen(text)==0 ? NULL : text;
r->srate = 0;
//r->midiTrkMsg = NULL;
//r->textStr = NULL;
/*
switch( tp->typeId )
{
case kMidiFileTlId:
r->textStr = _cmTimeLineMidiFileObjPtr(NULL,tp)->fn;
break;
case kMidiEvtTlId:
{
cmTlMidiEvt_t* mep;
if((mep = _cmTimeLineMidiEvtObjPtr(NULL,tp)) != NULL )
{
r->midiFileObjId = mep->midiFileObjId;
r->midiTrkMsg = mep->msg;
}
}
break;
case kAudioFileTlId:
r->textStr = _cmTimeLineAudioFileObjPtr(NULL,tp)->fn;
break;
case kAudioEvtTlId:
break;
case kMarkerTlId:
r->textStr = _cmTimeLineMarkerObjPtr(NULL,tp)->text;
break;
default:
{ assert(0); }
}
*/
return rc;
}
cmTlRC_t cmTimeLineDecode( const void* msg, unsigned msgByteCnt, cmTlUiMsg_t* r )
{
cmTlRC_t rc = kOkTlRC;
_cmTlMsg_t* m = (_cmTlMsg_t*)msg;
switch( m->typeId )
{
case kMsgTlId:
r->msgId = m->msgId;
r->srate = m->srate;
r->seqCnt= m->seqCnt;
r->seqId = m->seqId;
break;
case kObjTlId:
r->msgId = kInsertMsgTlId;
rc = _cmTimeLineDecodeObj(msg,msgByteCnt,r);
break;
default:
assert(0);
}
return rc;
}
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