/* Get the device parameters. */ int gs_get_device_or_hw_params(gx_device * orig_dev, gs_param_list * plist, bool is_hardware) { /* * We must be prepared to copy the device if it is the read-only * prototype. */ gx_device *dev; int code; if (orig_dev->memory) dev = orig_dev; else { code = gs_copydevice(&dev, orig_dev, plist->memory); if (code < 0) return code; } gx_device_set_procs(dev); fill_dev_proc(dev, get_params, gx_default_get_params); fill_dev_proc(dev, get_page_device, gx_default_get_page_device); fill_dev_proc(dev, get_alpha_bits, gx_default_get_alpha_bits); code = (is_hardware ? (*dev_proc(dev, get_hardware_params)) (dev, plist) : (*dev_proc(dev, get_params)) (dev, plist)); if (dev != orig_dev) gx_device_retain(dev, false); /* frees the copy */ return code; }
/* <device> copydevice <newdevice> */ private int zcopydevice(register os_ptr op) { gx_device *new_dev; int code; check_read_type(*op, t_device); code = gs_copydevice(&new_dev, op->value.pdevice, imemory); if ( code < 0 ) return code; new_dev->memory = imemory; make_tav(op, t_device, icurrent_space | a_all, pdevice, new_dev); return 0; }
/* Set up and start the render threads */ static int clist_setup_render_threads(gx_device *dev, int y) { gx_device_printer *pdev = (gx_device_printer *)dev; gx_device_clist *cldev = (gx_device_clist *)dev; gx_device_clist_common *cdev = (gx_device_clist_common *)cldev; gx_device_clist_reader *crdev = &cldev->reader; gs_memory_t *mem = cdev->bandlist_memory; gx_device *protodev; gs_c_param_list paramlist; int i, code, band; int band_count = cdev->nbands; char fmode[4]; crdev->num_render_threads = pdev->num_render_threads_requested; if(gs_debug[':'] != 0) dprintf1("%% %d rendering threads requested.\n", pdev->num_render_threads_requested); if (crdev->num_render_threads > band_count) crdev->num_render_threads = band_count; /* don't bother starting more threads than bands */ /* Allocate and initialize an array of thread control structures */ crdev->render_threads = (clist_render_thread_control_t *) gs_alloc_byte_array(mem, crdev->num_render_threads, sizeof(clist_render_thread_control_t), "clist_setup_render_threads" ); /* fallback to non-threaded if allocation fails */ if (crdev->render_threads == NULL) { eprintf(" VMerror prevented threads from starting.\n"); return_error(gs_error_VMerror); } memset(crdev->render_threads, 0, crdev->num_render_threads * sizeof(clist_render_thread_control_t)); crdev->main_thread_data = cdev->data; /* save data area */ /* Based on the line number requested, decide the order of band rendering */ /* Almost all devices go in increasing line order (except the bmp* devices ) */ crdev->thread_lookahead_direction = (y < (cdev->height - 1)) ? 1 : -1; band = y / crdev->page_info.band_params.BandHeight; /* Close the files so we can open them in multiple threads */ if ((code = cdev->page_info.io_procs->fclose(cdev->page_cfile, cdev->page_cfname, false)) < 0 || (code = cdev->page_info.io_procs->fclose(cdev->page_bfile, cdev->page_bfname, false)) < 0) { gs_free_object(mem, crdev->render_threads, "clist_setup_render_threads"); crdev->render_threads = NULL; eprintf("Closing clist files prevented threads from starting.\n"); return_error(gs_error_unknownerror); /* shouldn't happen */ } cdev->page_cfile = cdev->page_bfile = NULL; strcpy(fmode, "r"); /* read access for threads */ strncat(fmode, gp_fmode_binary_suffix, 1); /* Find the prototype for this device (needed so we can copy from it) */ for (i=0; (protodev = (gx_device *)gs_getdevice(i)) != NULL; i++) if (strcmp(protodev->dname, dev->dname) == 0) break; if (protodev == NULL) { eprintf("Could not find prototype device. Rendering threads not started.\n"); return gs_error_rangecheck; } gs_c_param_list_write(¶mlist, mem); if ((code = gs_getdeviceparams(dev, (gs_param_list *)¶mlist)) < 0) { eprintf1("Error getting device params, code=%d. Rendering threads not started.\n", code); return code; } /* Loop creating the devices and semaphores for each thread, then start them */ for (i=0; (i < crdev->num_render_threads) && (band >= 0) && (band < band_count); i++, band += crdev->thread_lookahead_direction) { gx_device *ndev; gx_device_clist *ncldev; gx_device_clist_common *ncdev; clist_render_thread_control_t *thread = &(crdev->render_threads[i]); /* Every thread will have a 'chunk allocator' to reduce the interaction * with the 'base' allocator which has 'mutex' (locking) protection. * This improves performance of the threads. */ if ((code = gs_memory_chunk_wrap(&(thread->memory), mem )) < 0) { eprintf1("chunk_wrap returned error code: %d\n", code); break; } thread->band = -1; /* a value that won't match any valid band */ if ((code = gs_copydevice((gx_device **) &ndev, protodev, thread->memory)) < 0) { code = 0; /* even though we failed, no cleanup needed */ break; } ncldev = (gx_device_clist *)ndev; ncdev = (gx_device_clist_common *)ndev; gx_device_fill_in_procs(ndev); ((gx_device_printer *)ncdev)->buffer_memory = ncdev->memory = ncdev->bandlist_memory = thread->memory; gs_c_param_list_read(¶mlist); ndev->PageCount = dev->PageCount; /* copy to prevent mismatch error */ if ((code = gs_putdeviceparams(ndev, (gs_param_list *)¶mlist)) < 0) break; ncdev->page_uses_transparency = cdev->page_uses_transparency; /* gdev_prn_allocate_memory sets the clist for writing, creating new files. * We need to unlink those files and open the main thread's files, then * reset the clist state for reading/rendering */ if ((code = gdev_prn_allocate_memory(ndev, NULL, ndev->width, ndev->height)) < 0) break; thread->cdev = ndev; /* close and unlink the temp files just created */ cdev->page_info.io_procs->fclose(ncdev->page_cfile, ncdev->page_cfname, true); cdev->page_info.io_procs->fclose(ncdev->page_bfile, ncdev->page_bfname, true); /* open the main thread's files for this thread */ if ((code=cdev->page_info.io_procs->fopen(cdev->page_cfname, fmode, &ncdev->page_cfile, thread->memory, thread->memory, true)) < 0 || (code=cdev->page_info.io_procs->fopen(cdev->page_bfname, fmode, &ncdev->page_bfile, thread->memory, thread->memory, false)) < 0) break; clist_render_init(ncldev); /* Initialize clist device for reading */ ncdev->page_bfile_end_pos = cdev->page_bfile_end_pos; /* create the buf device for this thread, and allocate the semaphores */ if ((code = gdev_create_buf_device(cdev->buf_procs.create_buf_device, &(thread->bdev), cdev->target, band*crdev->page_band_height, NULL, thread->memory, clist_get_band_complexity(dev,y)) < 0)) break; if ((thread->sema_this = gx_semaphore_alloc(thread->memory)) == NULL || (thread->sema_group = gx_semaphore_alloc(thread->memory)) == NULL) { code = gs_error_VMerror; break; } /* Start thread 'i' to do band */ if ((code = clist_start_render_thread(dev, i, band)) < 0) break; } gs_c_param_list_release(¶mlist); /* If the code < 0, the last thread creation failed -- clean it up */ if (code < 0) { /* the following relies on 'free' ignoring NULL pointers */ gx_semaphore_free(crdev->render_threads[i].sema_group); gx_semaphore_free(crdev->render_threads[i].sema_this); if (crdev->render_threads[i].bdev != NULL) cdev->buf_procs.destroy_buf_device(crdev->render_threads[i].bdev); if (crdev->render_threads[i].cdev != NULL) { gx_device_clist_common *thread_cdev = (gx_device_clist_common *)crdev->render_threads[i].cdev; /* Close the file handles, but don't delete (unlink) the files */ thread_cdev->page_info.io_procs->fclose(thread_cdev->page_bfile, thread_cdev->page_bfname, false); thread_cdev->page_info.io_procs->fclose(thread_cdev->page_cfile, thread_cdev->page_cfname, false); thread_cdev->do_not_open_or_close_bandfiles = true; /* we already closed the files */ gdev_prn_free_memory((gx_device *)thread_cdev); gs_free_object(crdev->render_threads[i].memory, thread_cdev, "clist_setup_render_threads"); } if (crdev->render_threads[i].memory != NULL) gs_memory_chunk_release(crdev->render_threads[i].memory); } /* If we weren't able to create at least one thread, punt */ /* Although a single thread isn't any more efficient, the */ /* machinery still works, so that's OK. */ if (i == 0) { if (crdev->render_threads[0].memory != NULL) gs_memory_chunk_release(crdev->render_threads[0].memory); gs_free_object(mem, crdev->render_threads, "clist_setup_render_threads"); crdev->render_threads = NULL; /* restore the file pointers */ if (cdev->page_cfile == NULL) { char fmode[4]; strcpy(fmode, "a+"); /* file already exists and we want to re-use it */ strncat(fmode, gp_fmode_binary_suffix, 1); cdev->page_info.io_procs->fopen(cdev->page_cfname, fmode, &cdev->page_cfile, mem, cdev->bandlist_memory, true); cdev->page_info.io_procs->fseek(cdev->page_cfile, 0, SEEK_SET, cdev->page_cfname); cdev->page_info.io_procs->fopen(cdev->page_bfname, fmode, &cdev->page_bfile, mem, cdev->bandlist_memory, false); cdev->page_info.io_procs->fseek(cdev->page_bfile, 0, SEEK_SET, cdev->page_bfname); } eprintf1("Rendering threads not started, code=%d.\n", code); return_error(code); } crdev->num_render_threads = i; crdev->curr_render_thread = 0; if(gs_debug[':'] != 0) dprintf1("%% Using %d rendering threads\n", i); return 0; }
int main(int argc, const char *argv[]) { char achar = '0'; gs_memory_t *mem; gs_state *pgs; const gx_device *const *list; gx_device *dev; gx_device_bbox *bbdev; int code; gp_init(); mem = gs_malloc_init(); gs_lib_init1(mem); if (argc < 2 || (achar = argv[1][0]) < '1' || achar > '0' + countof(tests) - 1 ) { lprintf1("Usage: gslib 1..%c\n", '0' + (char)countof(tests) - 1); gs_abort(mem); } gs_debug['@'] = 1; gs_debug['?'] = 1; /*gs_debug['B'] = 1; *//****** PATCH ******/ /*gs_debug['L'] = 1; *//****** PATCH ******/ /* * gs_iodev_init must be called after the rest of the inits, for * obscure reasons that really should be documented! */ gs_iodev_init(mem); /****** WRONG ******/ gs_lib_device_list(&list, NULL); gs_copydevice(&dev, list[0], mem); check_device_separable(dev); gx_device_fill_in_procs(dev); bbdev = gs_alloc_struct_immovable(mem, gx_device_bbox, &st_device_bbox, "bbox"); gx_device_bbox_init(bbdev, dev, mem); code = dev_proc(dev, get_profile)(dev, &bbdev->icc_struct); rc_increment(bbdev->icc_struct); /* Print out the device name just to test the gsparam.c API. */ { gs_c_param_list list; gs_param_string nstr; gs_c_param_list_write(&list, mem); code = gs_getdeviceparams(dev, (gs_param_list *) & list); if (code < 0) { lprintf1("getdeviceparams failed! code = %d\n", code); gs_abort(mem); } gs_c_param_list_read(&list); code = param_read_string((gs_param_list *) & list, "Name", &nstr); if (code < 0) { lprintf1("reading Name failed! code = %d\n", code); gs_abort(mem); } dputs("Device name = "); debug_print_string(nstr.data, nstr.size); dputs("\n"); gs_c_param_list_release(&list); } /* * If this is a device that takes an OutputFile, set the OutputFile * to "-" in the copy. */ { gs_c_param_list list; gs_param_string nstr; gs_c_param_list_write(&list, mem); param_string_from_string(nstr, "-"); code = param_write_string((gs_param_list *)&list, "OutputFile", &nstr); if (code < 0) { lprintf1("writing OutputFile failed! code = %d\n", code); gs_abort(mem); } gs_c_param_list_read(&list); code = gs_putdeviceparams(dev, (gs_param_list *)&list); gs_c_param_list_release(&list); if (code < 0 && code != gs_error_undefined) { lprintf1("putdeviceparams failed! code = %d\n", code); gs_abort(mem); } } dev = (gx_device *) bbdev; pgs = gs_state_alloc(mem); gs_setdevice_no_erase(pgs, dev); /* can't erase yet */ { gs_point dpi; gs_screen_halftone ht; gs_dtransform(pgs, 72.0, 72.0, &dpi); ht.frequency = min(fabs(dpi.x), fabs(dpi.y)) / 16.001; ht.angle = 0; ht.spot_function = odsf; gs_setscreen(pgs, &ht); } /* gsave and grestore (among other places) assume that */ /* there are at least 2 gstates on the graphics stack. */ /* Ensure that now. */ gs_gsave(pgs); gs_erasepage(pgs); code = (*tests[achar - '1']) (pgs, mem); gs_output_page(pgs, 1, 1); { gs_rect bbox; gx_device_bbox_bbox(bbdev, &bbox); dprintf4("Bounding box: [%g %g %g %g]\n", bbox.p.x, bbox.p.y, bbox.q.x, bbox.q.y); } if (code) dprintf1("**** Test returned code = %d.\n", code); dputs("Done. Press <enter> to exit."); fgetc(mem->gs_lib_ctx->fstdin); gs_lib_finit(0, 0, mem); return 0; #undef mem }
/* * Open this printer device in ASYNC (overlapped) mode. * This routine must always called by the concrete device's xx_open routine * in lieu of gdev_prn_open. */ int gdev_prn_async_write_open(gx_device_printer * pwdev, int max_raster, int min_band_height, int max_src_image_row) { gx_device *const pdev = (gx_device *) pwdev; int code; bool writer_is_open = false; gx_device_clist_writer *const pcwdev = &((gx_device_clist *) pwdev)->writer; gx_device_clist_reader *pcrdev = 0; gx_device_printer *prdev = 0; gs_memory_t *render_memory = 0; /* renderer's mem allocator */ pwdev->page_queue = 0; pwdev->bandlist_memory = 0; pwdev->async_renderer = 0; /* allocate & init render memory */ /* The big memory consumers are: */ /* - the buffer used to read images from the command list */ /* - buffer used by gx_real_default_strip_copy_rop() */ /* - line pointer tables for memory devices used in plane extraction */ /* - the halftone cache */ /* - the band rendering buffer */ /* The * 2's in the next statement are a ****** HACK ****** to deal with */ /* sandbars in the memory manager. */ if ((code = alloc_render_memory(&render_memory, pwdev->memory->non_gc_memory, RendererAllocationOverheadBytes + max_raster /* the first * 2 is not a hack */ + (max_raster + sizeof(void *) * 2) * min_band_height + max_src_image_row + gx_ht_cache_default_bits_size() * 2)) < 0) goto open_err; /* Alloc & init bandlist allocators */ /* Bandlist mem is threadsafe & common to rdr/wtr, so it's used */ /* for page queue & cmd list buffers. */ if ((code = alloc_bandlist_memory (&pwdev->bandlist_memory, pwdev->memory->non_gc_memory)) < 0) goto open_err; /* Dictate banding parameters for both renderer & writer */ /* Protect from user change, since user changing these won't be */ /* detected, ergo the necessary close/reallocate/open wouldn't happen. */ pwdev->space_params.banding_type = BandingAlways; pwdev->space_params.params_are_read_only = true; /* Make a copy of device for use as rendering device b4 opening writer */ code = gs_copydevice((gx_device **) & prdev, pdev, render_memory); pcrdev = &((gx_device_clist *) prdev)->reader; if (code < 0) goto open_err; /* -------------- Open cmd list WRITER instance of device ------- */ /* --------------------------------------------------------------- */ /* This is wrong, because it causes the same thing in the renderer */ pwdev->OpenOutputFile = 0; /* Don't open output file in writer */ /* Hack: set this vector to tell gdev_prn_open to allocate for async rendering */ pwdev->free_up_bandlist_memory = &gdev_prn_async_write_free_up_bandlist_memory; /* prevent clist writer from queuing path graphics & force it to split images */ pwdev->clist_disable_mask |= clist_disable_fill_path | clist_disable_stroke_path | clist_disable_complex_clip | clist_disable_nonrect_hl_image | clist_disable_pass_thru_params; if ((code = gdev_prn_open(pdev)) >= 0) { writer_is_open = true; /* set up constant async-specific fields in device */ reinit_printer_into_printera(pwdev); /* keep ptr to renderer device */ pwdev->async_renderer = prdev; /* Allocate the page queue, then initialize it */ /* Use bandlist memory since it's shared between rdr & wtr */ if ((pwdev->page_queue = gx_page_queue_alloc(pwdev->bandlist_memory)) == 0) code = gs_note_error(gs_error_VMerror); else /* Allocate from clist allocator since it is thread-safe */ code = gx_page_queue_init(pwdev->page_queue, pwdev->bandlist_memory); } /* ------------ Open cmd list RENDERER instance of device ------- */ /* --------------------------------------------------------------- */ if (code >= 0) { gx_semaphore_t *open_semaphore; /* Force writer's actual band params into reader's requested params */ prdev->space_params.band = pcwdev->page_info.band_params; /* copydevice has already set up prdev->memory = render_memory */ /* prdev->bandlist_memory = pwdev->bandlist_memory; */ prdev->buffer_memory = prdev->memory; /* enable renderer to accept changes to params computed by writer */ prdev->space_params.params_are_read_only = false; /* page queue is common to both devices */ prdev->page_queue = pwdev->page_queue; /* Start renderer thread & wait for its successful open of device */ if (!(open_semaphore = gx_semaphore_alloc(prdev->memory))) code = gs_note_error(gs_error_VMerror); else { gdev_prn_start_render_params thread_params; thread_params.writer_device = pwdev; thread_params.open_semaphore = open_semaphore; thread_params.open_code = 0; code = (*pwdev->printer_procs.start_render_thread) (&thread_params); if (code >= 0) gx_semaphore_wait(open_semaphore); code = thread_params.open_code; gx_semaphore_free(open_semaphore); } } /* ----- Set the recovery procedure for the mem allocator ----- */ if (code >= 0) { gs_memory_retrying_set_recover( (gs_memory_retrying_t *)pwdev->memory->non_gc_memory, prna_mem_recover, (void *)pcwdev ); } /* --------------------- Wrap up --------------------------------- */ /* --------------------------------------------------------------- */ if (code < 0) { open_err: /* error mop-up */ if (render_memory && !prdev) free_render_memory(render_memory); gdev_prn_dealloc(pwdev); if (writer_is_open) { gdev_prn_close(pdev); pwdev->free_up_bandlist_memory = 0; } } return code; }
/* Exported for use by background printing. */ gx_device * setup_device_and_mem_for_thread(gs_memory_t *chunk_base_mem, gx_device *dev, bool bg_print, gsicc_link_cache_t **cachep) { int i, code; char fmode[4]; gs_memory_t *thread_mem; gx_device_clist *cldev = (gx_device_clist *)dev; gx_device_printer *pdev = (gx_device_printer *)dev; gx_device_clist_common *cdev = (gx_device_clist_common *)cldev; gx_device *ndev; gx_device_clist *ncldev; gx_device_clist_common *ncdev; gx_device_printer *npdev; gx_device *protodev; gs_c_param_list paramlist; gs_devn_params *pclist_devn_params; /* Every thread will have a 'chunk allocator' to reduce the interaction * with the 'base' allocator which has 'mutex' (locking) protection. * This improves performance of the threads. */ if ((code = gs_memory_chunk_wrap(&(thread_mem), chunk_base_mem )) < 0) { emprintf1(dev->memory, "chunk_wrap returned error code: %d\n", code); return NULL; } /* Find the prototype for this device (needed so we can copy from it) */ for (i=0; (protodev = (gx_device *)gs_getdevice(i)) != NULL; i++) if (strcmp(protodev->dname, dev->dname) == 0) break; /* Clone the device from the prototype device */ if (protodev == NULL || (code = gs_copydevice((gx_device **) &ndev, protodev, thread_mem)) < 0) { gs_memory_chunk_release(thread_mem); return NULL; } ncldev = (gx_device_clist *)ndev; ncdev = (gx_device_clist_common *)ndev; npdev = (gx_device_printer *)ndev; gx_device_fill_in_procs(ndev); ((gx_device_printer *)ncdev)->buffer_memory = ncdev->memory = ncdev->bandlist_memory = thread_mem; ndev->PageCount = dev->PageCount; /* copy to prevent mismatch error */ npdev->file = pdev->file; /* For background printing when doing N copies with %d */ strcpy((npdev->fname), (pdev->fname)); ndev->color_info = dev->color_info; /* copy before putdeviceparams */ ndev->pad = dev->pad; ndev->log2_align_mod = dev->log2_align_mod; ndev->is_planar = dev->is_planar; #if CMM_THREAD_SAFE ndev->icc_struct = dev->icc_struct; /* Set before put params */ rc_increment(ndev->icc_struct); #endif /* get the current device parameters to put into the cloned device */ gs_c_param_list_write(¶mlist, dev->memory); if ((code = gs_getdeviceparams(dev, (gs_param_list *)¶mlist)) < 0) { emprintf1(dev->memory, "Error getting device params, code=%d. Rendering threads not started.\n", code); goto out_cleanup; } gs_c_param_list_read(¶mlist); if ((code = gs_putdeviceparams(ndev, (gs_param_list *)¶mlist)) < 0) goto out_cleanup; gs_c_param_list_release(¶mlist); /* In the case of a separation device, we need to make sure we get the devn params copied over */ pclist_devn_params = dev_proc(dev, ret_devn_params)(dev); if (pclist_devn_params != NULL) { code = devn_copy_params(dev, ndev); if (code < 0) { #ifdef DEBUG /* suppress a warning on a release build */ gs_note_error(gs_error_VMerror); #endif goto out_cleanup; } } /* Also make sure supports_devn is set correctly */ ndev->icc_struct->supports_devn = cdev->icc_struct->supports_devn; ncdev->page_uses_transparency = cdev->page_uses_transparency; if_debug3m(gs_debug_flag_icc, cdev->memory, "[icc] MT clist device = 0x%p profile = 0x%p handle = 0x%p\n", ncdev, ncdev->icc_struct->device_profile[0], ncdev->icc_struct->device_profile[0]->profile_handle); /* If the device is_planar, then set the flag in the new_device and the procs */ if ((ncdev->is_planar = cdev->is_planar)) gdev_prn_set_procs_planar(ndev); /* gdev_prn_allocate_memory sets the clist for writing, creating new files. * We need to unlink those files and open the main thread's files, then * reset the clist state for reading/rendering */ if ((code = gdev_prn_allocate_memory(ndev, NULL, ndev->width, ndev->height)) < 0) goto out_cleanup; /* close and unlink the temp files just created */ ncdev->page_info.io_procs->fclose(ncdev->page_info.cfile, ncdev->page_info.cfname, true); ncdev->page_info.io_procs->fclose(ncdev->page_info.bfile, ncdev->page_info.bfname, true); ncdev->page_info.cfile = ncdev->page_info.bfile = NULL; /* open the main thread's files for this thread */ strcpy(fmode, "r"); /* read access for threads */ strncat(fmode, gp_fmode_binary_suffix, 1); if ((code=cdev->page_info.io_procs->fopen(cdev->page_info.cfname, fmode, &ncdev->page_info.cfile, thread_mem, thread_mem, true)) < 0 || (code=cdev->page_info.io_procs->fopen(cdev->page_info.bfname, fmode, &ncdev->page_info.bfile, thread_mem, thread_mem, false)) < 0) goto out_cleanup; strcpy((ncdev->page_info.cfname), (cdev->page_info.cfname)); strcpy((ncdev->page_info.bfname), (cdev->page_info.bfname)); clist_render_init(ncldev); /* Initialize clist device for reading */ ncdev->page_info.bfile_end_pos = cdev->page_info.bfile_end_pos; /* The threads are maintained until clist_finish_page. At which point, the threads are torn down, the master clist reader device is changed to writer, and the icc_table and the icc_cache_cl freed */ #if CMM_THREAD_SAFE /* safe to share the link cache */ ncdev->icc_cache_cl = cdev->icc_cache_cl; rc_increment(cdev->icc_cache_cl, "setup_render_thread"); #else /* each thread needs its own link cache */ if (cachep != NULL) { if (*cachep == NULL) { /* We don't have one cached that we can reuse, so make one. */ if ((*cachep = gsicc_cache_new(thread_mem->thread_safe_memory)) == NULL) goto out_cleanup; } rc_increment(*cachep); ncdev->icc_cache_cl = *cachep; } else if ((ncdev->icc_cache_cl = gsicc_cache_new(thread_mem)) == NULL) goto out_cleanup; #endif if (bg_print) { gx_device_clist_reader *ncrdev = (gx_device_clist_reader *)ncdev; if (cdev->icc_table != NULL) { /* This is a background printing thread, so it cannot share the icc_table */ /* since this probably was created with a GC'ed allocator and the bg_print */ /* thread can't deal with the relocation. Free the cdev->icc_table and get */ /* a new one from the clist. */ clist_free_icc_table(cdev->icc_table, cdev->memory); cdev->icc_table = NULL; if ((code = clist_read_icctable((gx_device_clist_reader *)ncdev)) < 0) goto out_cleanup; } /* Similarly for the color_usage_array, when the foreground device switches to */ /* writer mode, the foreground's array will be freed. */ if ((code = clist_read_color_usage_array(ncrdev)) < 0) goto out_cleanup; } else { /* Use the same profile table and color usage array in each thread */ ncdev->icc_table = cdev->icc_table; /* OK for multiple rendering threads */ ((gx_device_clist_reader *)ncdev)->color_usage_array = ((gx_device_clist_reader *)cdev)->color_usage_array; } /* Needed for case when the target has cielab profile and pdf14 device has a RGB profile stored in the profile list of the clist */ ncdev->trans_dev_icc_hash = cdev->trans_dev_icc_hash; /* success */ return ndev; out_cleanup: /* Close the file handles, but don't delete (unlink) the files */ if (ncdev->page_info.bfile != NULL) ncdev->page_info.io_procs->fclose(ncdev->page_info.bfile, ncdev->page_info.bfname, false); if (ncdev->page_info.cfile != NULL) ncdev->page_info.io_procs->fclose(ncdev->page_info.cfile, ncdev->page_info.cfname, false); ncdev->do_not_open_or_close_bandfiles = true; /* we already closed the files */ if (ndev != NULL) { gdev_prn_free_memory(ndev); gs_free_object(thread_mem, ndev, "setup_device_and_mem_for_thread"); } gs_memory_chunk_release(thread_mem); return NULL; }