Category : C Source Code
Archive   : TIFTOOL.ZIP
Filename : IMAG.C

/* imag.c - misc routines for dealing with imag structures
*/
#include "aldtypes.h"
#include "aldmem.h"
#include "aldutils.h"
#include "imtypes.h"
#include "imag.h"

void InitImag (p)
IMAG *p;
{

/* zero out the structure, mainly for the existence fields and handles
*/
lmemset ((LPSTR)p, '\0', sizeof(IMAG));

/* fill in simple defaults
*/
#ifdef WINDOWS
p->iFileType = INTELTIFF;
#endif
#ifdef MACINTOSH
p->iFileType = MOTOROLATIFF;
#endif

/* fill in some defaults
*/
p->iBitsPerSample = 1;
p->iSamples = 1;
p->iPredictor = PREDICTOR_NONE;
p->iRowsPerStrip = MAXWORD;
p->iPhotometricInterpretation = WHITEZERO;
p->iCompression = PACKINTOBYTES;
}

void CloseImag (p)
IMAG *p;
{
WORD ii;

/* free allocated field data:
*/
for (ii = 0; ii < NTFIELDS; ii++) {
if (p->tf[ii].Talloc) {
MMFree (p->tf[ii].Thandle);
p->tf[ii].Talloc = FALSE;
p->tf[ii].Thandle = HNULL; /* probably unnecessary */
p->tf[ii].Texists = FALSE; /* probably unnecessary */
}
}

return;
}