/*!
* \return New Woolz object read from file.
* \ingroup WlzExtFF
* \brief Reads a Woolz object from the given file using the
* previously parsed Amira lattice file header.
* \param fP Input file pointer.
* \param head Amira lattice file header.
* \param dstErr Destination pointer for error number,
* may be NULL.
*/
static WlzObject *WlzEffAmReadArray3DToObj(FILE *fP, WlzEffAmHead *head,
WlzErrorNum *dstErr)
{
WlzIVertex3 org;
WlzDVertex3 voxSz;
WlzGreyType gType;
WlzObject *obj = NULL;
void ***data = NULL;
WlzErrorNum errNum = WLZ_ERR_NONE;
if((head->dim != WLZEFF_AM_DIM_3) ||
(head->fmt != WLZEFF_AM_FMT_BINARY) ||
(head->latSize.vtX < 1) ||
(head->latSize.vtY < 1) ||
(head->latSize.vtZ < 1) ||
((voxSz.vtX = head->bBox.xMax - head->bBox.xMin) < DBL_EPSILON) ||
((voxSz.vtY = head->bBox.yMax - head->bBox.yMin) < DBL_EPSILON) ||
((voxSz.vtZ = head->bBox.zMax - head->bBox.zMin) < DBL_EPSILON))
{
errNum = WLZ_ERR_READ_INCOMPLETE;
}
if(errNum == WLZ_ERR_NONE)
{
switch(head->latComp)
{
case WLZEFF_AM_LATCOMP_NONE: /* FALLTHROUGH */
case WLZEFF_AM_LATCOMP_HXBYTERLE:
break;
default:
errNum = WLZ_ERR_UNIMPLEMENTED;
break;
}
}
if(errNum == WLZ_ERR_NONE)
{
errNum = WlzEffAmSeekLabel(fP, head->latLabel);
}
if(errNum == WLZ_ERR_NONE)
{
switch(head->latDatType)
{
case WLZEFF_AM_DATTYPE_BYTE:
gType = WLZ_GREY_UBYTE;
if(AlcChar3Malloc((char ****)&data,
head->latSize.vtZ, head->latSize.vtY,
head->latSize.vtX) != ALC_ER_NONE)
{
errNum = WLZ_ERR_MEM_ALLOC;
}
break;
case WLZEFF_AM_DATTYPE_SHORT:
gType = WLZ_GREY_SHORT;
if(AlcShort3Malloc((short ****)&data,
head->latSize.vtZ, head->latSize.vtY,
head->latSize.vtX) != ALC_ER_NONE)
{
errNum = WLZ_ERR_MEM_ALLOC;
}
break;
default:
errNum = WLZ_ERR_GREY_TYPE;
break;
}
}
if(errNum == WLZ_ERR_NONE)
{
errNum = WlzEffAmReadArray3D(fP, data, head, gType);
}
if(errNum == WLZ_ERR_NONE)
{
/* Compute voxel size and origin.
* The Amira bounding box is for voxel centres and NOT
* voxel boundaries. */
if(head->latSize.vtX > 1)
{
voxSz.vtX /= (double )(head->latSize.vtX - 1);
}
if(head->latSize.vtY > 1)
{
voxSz.vtY /= (double )(head->latSize.vtY - 1);
}
if(head->latSize.vtZ > 1)
{
voxSz.vtZ /= (double )(head->latSize.vtZ - 1);
}
org.vtX = head->bBox.xMin / voxSz.vtX;
org.vtY = head->bBox.yMin / voxSz.vtY;
org.vtZ = head->bBox.zMin / voxSz.vtZ;
obj = WlzFromArray3D(data, head->latSize, org,
gType, gType, 0.0, 1.0, 0, 1, &errNum);
}
if(errNum == WLZ_ERR_NONE)
{
obj->domain.p->voxel_size[0] = voxSz.vtX;
obj->domain.p->voxel_size[1] = voxSz.vtY;
obj->domain.p->voxel_size[2] = voxSz.vtZ;
}
if(data)
{
if(obj)
{
**data = NULL;
}
Alc3Free(data);
}
if(errNum != WLZ_ERR_NONE)
{
if(obj)
{
(void )WlzFreeObj(obj);
obj = NULL;
}
}
if(dstErr)
{
*dstErr = errNum;
}
return(obj);
}
/*!
* \return Object read from file.
* \ingroup WlzExtFF
* \brief Reads a Woolz object from the given stream using the '.ipl'
* file format.
* \param fP Input file stream.
* \param dstErr Destination error number ptr,
* may be NULL.
*/
WlzObject *WlzEffReadObjIPL(FILE *fP, WlzErrorNum *dstErr)
{
int idxZ, i,
planeSz, pixelSz;
void ***data = NULL;
unsigned char ***ubData = NULL;
short ***shData = NULL;
int ***inData = NULL;
float ***flData = NULL;
unsigned char *planeBuf = NULL,
*planePtr;
WlzIVertex3 origin, size;
WlzObject *obj = NULL;
WlzErrorNum errNum = WLZ_ERR_READ_INCOMPLETE;
WlzEffIPLHeader header;
WlzGreyType gType;
origin.vtX = origin.vtY = origin.vtZ = 0;
if(fP == NULL)
{
errNum = WLZ_ERR_PARAM_NULL;
}
else
{
(void )memset((void *)&header, 0, sizeof(WlzEffIPLHeader));
errNum = WlzEffHeadReadIPL(&header, fP);
size.vtX = header.nWidth;
size.vtY = header.nHeight;
size.vtZ = header.nFrames;
}
if(errNum == WLZ_ERR_NONE)
{
switch( header.dType ){
case WLZEFF_IPL_TYPE_UBYTE:
gType = WLZ_GREY_UBYTE;
pixelSz = sizeof(char);
if((AlcUnchar3Malloc(&ubData, size.vtZ, size.vtY,
size.vtX) != ALC_ER_NONE) || (ubData == NULL))
{
errNum = WLZ_ERR_MEM_ALLOC;
}
data = (void ***) ubData;
break;
case WLZEFF_IPL_TYPE_SHORT:
case WLZEFF_IPL_TYPE_U_16:
case WLZEFF_IPL_TYPE_COL_16:
gType = WLZ_GREY_SHORT;
pixelSz = sizeof(short);
if((AlcShort3Malloc(&shData, size.vtZ, size.vtY,
size.vtX) != ALC_ER_NONE) || (shData == NULL))
{
errNum = WLZ_ERR_MEM_ALLOC;
}
data = (void ***) shData;
break;
case WLZEFF_IPL_TYPE_INT:
case WLZEFF_IPL_TYPE_COL_24:
gType = WLZ_GREY_INT;
pixelSz = sizeof(int);
if((AlcInt3Malloc(&inData, size.vtZ, size.vtY,
size.vtX) != ALC_ER_NONE) || (inData == NULL))
{
errNum = WLZ_ERR_MEM_ALLOC;
}
data = (void ***) inData;
break;
case WLZEFF_IPL_TYPE_FLOAT:
gType = WLZ_GREY_FLOAT;
pixelSz = sizeof(float);
if((AlcFloat3Malloc(&flData, size.vtZ, size.vtY,
size.vtX) != ALC_ER_NONE) || (flData == NULL))
{
errNum = WLZ_ERR_MEM_ALLOC;
}
data = (void ***) flData;
break;
default:
errNum = WLZ_ERR_PARAM_TYPE;
break;
}
}
if(errNum == WLZ_ERR_NONE)
{
planeSz = size.vtX * size.vtY;
idxZ = 0;
while((idxZ < size.vtZ) && (errNum == WLZ_ERR_NONE))
{
/* Read in each slice into the buffer */
planePtr = (unsigned char *) (**(data + idxZ));
switch( header.dType ){
case WLZEFF_IPL_TYPE_UBYTE:
case WLZEFF_IPL_TYPE_SHORT:
case WLZEFF_IPL_TYPE_U_16:
case WLZEFF_IPL_TYPE_COL_16:
case WLZEFF_IPL_TYPE_INT:
case WLZEFF_IPL_TYPE_FLOAT:
if(fread(planePtr, pixelSz, planeSz, fP) != planeSz)
{
errNum = WLZ_ERR_READ_INCOMPLETE;
}
break;
case WLZEFF_IPL_TYPE_COL_24:
for(i=0; (i < planeSz) && (errNum == WLZ_ERR_NONE); i++, planePtr++){
if(fread(planePtr, sizeof(char)*3, 1, fP) != 1)
{
errNum = WLZ_ERR_READ_INCOMPLETE;
}
planePtr[3] = 0;
}
break;
default:
break;
}
++idxZ;
}
}
if(errNum == WLZ_ERR_NONE)
{
obj = WlzFromArray3D((void ***)data, size, origin,
gType, gType,
0.0, 1.0, 0, 1, &errNum);
}
if(errNum == WLZ_ERR_NONE)
{
obj->domain.p->voxel_size[0] = 1.0;
obj->domain.p->voxel_size[1] = 1.0;
obj->domain.p->voxel_size[2] = 1.0;
}
if(planeBuf)
{
AlcFree(planeBuf);
}
if(errNum != WLZ_ERR_NONE)
{
if(obj)
{
WlzFreeObj(obj);
}
else if(data)
{
Alc3Free((void ***)data);
}
}
if(dstErr)
{
*dstErr = errNum;
}
return(obj);
}
