/*
* Install an ICCBased color space.
*
* Note that an ICCBased color space must be installed before it is known if
* the ICC profile or the alternate color space is to be used.
*/
static int
gx_install_CIEICC(gs_color_space * pcs, gs_state * pgs)
{
const gs_icc_params * picc_params = (const gs_icc_params *)&pcs->params.icc;
gs_cie_icc * picc_info = picc_params->picc_info;
#if ENABLE_CUSTOM_COLOR_CALLBACK
{
/*
* Check if we want to use the callback color processing for this
* color space.
*/
client_custom_color_params_t * pcb =
(client_custom_color_params_t *) pgs->memory->gs_lib_ctx->custom_color_callback;
if (pcb != NULL) {
if (pcb->client_procs->install_ICCBased(pcb, pcs, pgs))
/* Exit if the client will handle the colorspace completely */
return 0;
}
}
#endif
/* update the stub information used by the joint caches */
gx_cie_load_common_cache(&picc_info->common, pgs);
gx_cie_common_complete(&picc_info->common);
return gs_cie_cs_complete(pgs, true);
}
client_install_ICCtoXYZ(client_custom_color_params_t * pparams,
gs_color_space * pcs, gs_state * pgs)
{
int code;
const gs_icc_params * picc_params = (const gs_icc_params *)&pcs->params.icc;
gs_cie_icc * picc_info = picc_params->picc_info;
/* update the stub information used by the joint caches */
gx_cie_load_common_cache(&picc_info->common, pgs);
gx_cie_common_complete(&picc_info->common);
if ((code=gs_cie_cs_complete(pgs, true)) < 0) {
client_adjust_cspace_count(pcs, -1); /* free it up */
return false;
}
return true;
}
static bool
client_install_ICCtoXYZ(client_custom_color_params_t * pparams,
gs_color_space * pcs, gs_state * pgs)
{
int code;
const gs_icc_params * picc_params = (const gs_icc_params *)&pcs->params.icc;
gs_cie_icc * picc_info = picc_params->picc_info;
demo_color_space_data_t * pdata;
if (pcs->pclient_color_space_data != NULL)
return true;
pdata = allocate_client_data_block(1, pcs->rc.memory->stable_memory);
pcs->pclient_color_space_data = (client_color_space_data_t *) pdata;
/* Need to initialize the client data. The imager_state is what is needed in pdata->CIEtoXZY_ps */
/* update the stub information used by the joint caches */
gx_cie_load_common_cache(&picc_info->common, pgs);
gx_cie_common_complete(&picc_info->common);
if ((code=gs_cie_cs_complete(pgs, true)) < 0) {
client_adjust_cspace_count(pcs, -1); /* free it up */
return false;
}
/* Now allocate the conversion imager state in stable_memory */
/* so that the garbage collector won't free it */
code = gx_cie_to_xyz_alloc(&pdata->CIEtoXYZ_pis, pcs,
pcs->rc.memory->stable_memory);
if (code < 0) {
client_adjust_cspace_count(pcs, -1); /* free it up */
return false;
}
return true;
}