J2KAPI(j2k_Component*) j2k_Component_construct(nrt_Uint32 width,
nrt_Uint32 height,
nrt_Uint32 precision,
NRT_BOOL isSigned,
nrt_Uint32 offsetX,
nrt_Uint32 offsetY,
nrt_Uint32 separationX,
nrt_Uint32 separationY,
nrt_Error *error)
{
j2k_Component *component = NULL;
ComponentImpl *impl = NULL;
component = (j2k_Component*) J2K_MALLOC(sizeof(j2k_Component));
if (!component)
{
nrt_Error_init(error, NRT_STRERROR(NRT_ERRNO), NRT_CTXT, NRT_ERR_MEMORY);
goto CATCH_ERROR;
}
memset(component, 0, sizeof(j2k_Component));
/* create the Component interface */
impl = (ComponentImpl *) J2K_MALLOC(sizeof(ComponentImpl));
if (!impl)
{
nrt_Error_init(error, NRT_STRERROR(NRT_ERRNO), NRT_CTXT, NRT_ERR_MEMORY);
goto CATCH_ERROR;
}
memset(impl, 0, sizeof(ComponentImpl));
component->data = impl;
component->iface = &ComponentInterface;
impl->width = width;
impl->height = height;
impl->precision = precision;
impl->isSigned = isSigned;
impl->x0 = offsetX;
impl->y0 = offsetY;
impl->xSeparation = separationX;
impl->ySeparation = separationY;
return component;
CATCH_ERROR:
{
if (component)
{
j2k_Component_destruct(&component);
}
return NULL;
}
}
Container_destruct(J2K_USER_DATA * data)
{
if (data)
{
ContainerImpl *impl = (ContainerImpl*) data;
if (impl->components)
{
nrt_Uint32 i = 0;
for(; i < impl->nComponents; ++i)
{
j2k_Component *c = impl->components[i];
if (c)
j2k_Component_destruct(&c);
}
impl->components = NULL;
}
J2K_FREE(data);
}
}
