/*
* ======== ALG_create ========
*/
ALG_Handle ALG_create(IALG_Fxns *fxns, IALG_Handle p, IALG_Params *pParams)
{
IALG_MemRec memTab[ JPEGDEC_MEM_NUMBER ];
Int n;
ALG_Handle alg;
IALG_Fxns *fxnsPtr;
if (fxns != NULL)
{
n = fxns->algNumAlloc != NULL ? fxns->algNumAlloc() : IALG_DEFMEMRECS;
memset( memTab, 0, JPEGDEC_MEM_NUMBER * sizeof( IALG_MemRec ) );
n = fxns->algAlloc(pParams, &fxnsPtr, memTab);
if (( n <= 0 ) )
{
return (NULL);
}
if (_ALG_allocMemory(memTab, n))
{
alg = (IALG_Handle)memTab[0].base;
alg->fxns = fxns;
if (fxns->algInit(alg, memTab, p, pParams) == IALG_EOK)
{
return (alg);
}
fxns->algFree(alg, memTab);
_ALG_freeMemory(memTab, n);
}
}
return (NULL);
}
/*
* ======== ALG_create ========
*/
ALG_Handle ALG_create(IALG_Fxns *fxns, IALG_Handle p, IALG_Params *params)
{
IALG_MemRec *memTab;
Int n;
ALG_Handle alg;
IALG_Fxns *fxnsPtr;
if (fxns != NULL) {
n = fxns->algNumAlloc != NULL ? fxns->algNumAlloc() : IALG_DEFMEMRECS;
if ((memTab = (IALG_MemRec *)malloc(n * sizeof (IALG_MemRec)))) {
n = fxns->algAlloc(params, &fxnsPtr, memTab);
if (n <= 0) {
return (NULL);
}
if (_ALG_allocMemory(memTab, n)) {
alg = (IALG_Handle)memTab[0].base;
alg->fxns = fxns;
if (fxns->algInit(alg, memTab, p, params) == IALG_EOK) {
free(memTab);
return (alg);
}
fxns->algFree(alg, memTab);
_ALG_freeMemory(memTab, n);
}
free(memTab);
}
}
return (NULL);
}
