static void drop_page_cache(page_cache *pc) { LOGI("Drop page %d", pc->number); fz_free_display_list(ctx, pc->page_list); pc->page_list = NULL; fz_free_display_list(ctx, pc->annot_list); pc->annot_list = NULL; fz_free_page(doc, pc->page); pc->page = NULL; fz_free_page(doc, pc->hq_page); pc->hq_page = NULL; }
static void drop_page_cache(globals *glo, page_cache *pc) { fz_context *ctx = glo->ctx; fz_document *doc = glo->doc; LOGI("Drop page %d", pc->number); fz_free_display_list(ctx, pc->page_list); pc->page_list = NULL; fz_free_display_list(ctx, pc->annot_list); pc->annot_list = NULL; fz_free_page(doc, pc->page); pc->page = NULL; drop_changed_rects(ctx, &pc->changed_rects); drop_changed_rects(ctx, &pc->hq_changed_rects); }
static void _pdf_doc_clear(struct _pdf_doc *self) { int i, c = mume_docdoc_count_pages(self); if (self->pages) { for (i = 0; i < c; ++i) { if (self->pages[i]) pdf_free_page(self->pages[i]); } free(self->pages); } if (self->disps) { for (i = 0; i < c; ++i) { if (self->disps[i]) fz_free_display_list(self->disps[i]); } free(self->disps); } if (self->glyph_cache) fz_free_glyph_cache(self->glyph_cache); if (self->xref) pdf_free_xref(self->xref); free(self->media_boxes); free(self->page_rotates); _pdf_doc_reset(self); }
JNIEXPORT void JNICALL Java_com_artifex_mupdf_MuPDFCore_destroying(JNIEnv * env, jobject thiz) { fz_free_display_list(ctx, currentPageList); currentPageList = NULL; pdf_close_document(xref); xref = NULL; }
static void dump_annotation_display_lists() { int i; for (i = 0; i < NUM_CACHE; i++) { fz_free_display_list(ctx, pages[i].annot_list); pages[i].annot_list = NULL; } }
static void dump_annotation_display_lists(globals *glo) { fz_context *ctx = glo->ctx; int i; for (i = 0; i < NUM_CACHE; i++) { fz_free_display_list(ctx, glo->pages[i].annot_list); glo->pages[i].annot_list = NULL; } }
JNIEXPORT void JNICALL Java_com_artifex_mupdf_MuPDFCore_gotoPageInternal(JNIEnv *env, jobject thiz, int page) { float zoom; fz_matrix ctm; fz_bbox bbox; fz_device *dev = NULL; pdf_page *currentPage = NULL; fz_var(dev); fz_var(currentPage); /* In the event of an error, ensure we give a non-empty page */ pageWidth = 100; pageHeight = 100; LOGE("Goto page %d...", page); fz_try(ctx) { if (currentPageList != NULL) { fz_free_display_list(ctx, currentPageList); currentPageList = NULL; } pagenum = page; currentPage = pdf_load_page(xref, pagenum); zoom = resolution / 72; currentMediabox = pdf_bound_page(xref, currentPage); ctm = fz_scale(zoom, zoom); bbox = fz_round_rect(fz_transform_rect(ctm, currentMediabox)); pageWidth = bbox.x1-bbox.x0; pageHeight = bbox.y1-bbox.y0; /* Render to list */ currentPageList = fz_new_display_list(ctx); dev = fz_new_list_device(ctx, currentPageList); pdf_run_page(xref, currentPage, dev, fz_identity, NULL); } fz_catch(ctx) { LOGE("cannot make displaylist from page %d", pagenum); } pdf_free_page(ctx, currentPage); currentPage = NULL; fz_free_device(dev); dev = NULL; }
void fz_drop_font(fz_context *ctx, fz_font *font) { int fterr; int i, drop; fz_lock(ctx, FZ_LOCK_ALLOC); drop = (font && --font->refs == 0); fz_unlock(ctx, FZ_LOCK_ALLOC); if (!drop) return; if (font->t3procs) { if (font->t3resources) font->t3freeres(font->t3doc, font->t3resources); for (i = 0; i < 256; i++) { if (font->t3procs[i]) fz_drop_buffer(ctx, font->t3procs[i]); if (font->t3lists[i]) fz_free_display_list(ctx, font->t3lists[i]); } fz_free(ctx, font->t3procs); fz_free(ctx, font->t3lists); fz_free(ctx, font->t3widths); fz_free(ctx, font->t3flags); } if (font->ft_face) { fz_lock(ctx, FZ_LOCK_FREETYPE); fterr = FT_Done_Face((FT_Face)font->ft_face); fz_unlock(ctx, FZ_LOCK_FREETYPE); if (fterr) fz_warn(ctx, "freetype finalizing face: %s", ft_error_string(fterr)); fz_drop_freetype(ctx); } fz_free(ctx, font->ft_file); fz_free(ctx, font->ft_data); fz_free(ctx, font->bbox_table); fz_free(ctx, font->width_table); fz_free(ctx, font); }
int main(int argc, char **argv) { char *filename = argv[1]; pthread_t *thread = NULL; fz_locks_context locks; pthread_mutex_t mutex[FZ_LOCK_MAX]; int i; // Initialize FZ_LOCK_MAX number of non-recursive mutexes. for (i = 0; i < FZ_LOCK_MAX; i++) { if (pthread_mutex_init(&mutex[i], NULL) < 0) fail("pthread_mutex_init()"); } // Initialize the locking structure with function pointers to // the locking functions and to the user data. In this case // the user data is a pointer to the array of mutexes so the // locking functions can find the relevant lock to change when // they are called. This way we avoid global variables. locks.user = mutex; locks.lock = lock_mutex; locks.unlock = unlock_mutex; // This is the main threads context function, so supply the // locking structure. This context will be used to parse all // the pages from the document. fz_context *ctx = fz_new_context(NULL, &locks, FZ_STORE_UNLIMITED); // Open the PDF, XPS or CBZ document. fz_document *doc = fz_open_document(ctx, filename); // Retrieve the number of pages, which translates to the // number of threads used for rendering pages. int threads = fz_count_pages(doc); fprintf(stderr, "spawning %d threads, one per page...\n", threads); thread = malloc(threads * sizeof (pthread_t)); for (i = 0; i < threads; i++) { // Load the relevant page for each thread. fz_page *page = fz_load_page(doc, i); // Compute the bounding box for each page. fz_rect rect = fz_bound_page(doc, page); fz_bbox bbox = fz_round_rect(rect); // Create a display list that will hold the drawing // commands for the page. fz_display_list *list = fz_new_display_list(ctx); // Run the loaded page through a display list device // to populate the page's display list. fz_device *dev = fz_new_list_device(ctx, list); fz_run_page(doc, page, dev, fz_identity, NULL); fz_free_device(dev); // The page is no longer needed, all drawing commands // are now in the display list. fz_free_page(doc, page); // Create a white pixmap using the correct dimensions. fz_pixmap *pix = fz_new_pixmap_with_bbox(ctx, fz_device_rgb, bbox); fz_clear_pixmap_with_value(ctx, pix, 0xff); // Populate the data structure to be sent to the // rendering thread for this page. struct data *data = malloc(sizeof (struct data)); data->pagenumber = i + 1; data->ctx = ctx; data->list = list; data->bbox = bbox; data->pix = pix; // Create the thread and pass it the data structure. if (pthread_create(&thread[i], NULL, renderer, data) < 0) fail("pthread_create()"); } // Now each thread is rendering pages, so wait for each thread // to complete its rendering. fprintf(stderr, "joining %d threads...\n", threads); for (i = threads - 1; i >= 0; i--) { char filename[42]; struct data *data; if (pthread_join(thread[i], (void **) &data) < 0) fail("pthread_join"); sprintf(filename, "out%04d.png", i); fprintf(stderr, "\tSaving %s...\n", filename); // Write the rendered image to a PNG file fz_write_png(ctx, data->pix, filename, 0); // Free the thread's pixmap and display list since // they were allocated by the main thread above. fz_drop_pixmap(ctx, data->pix); fz_free_display_list(ctx, data->list); // Free the data structured passed back and forth // between the main thread and rendering thread. free(data); } fprintf(stderr, "finally!\n"); fflush(NULL); free(thread); // Finally the document is closed and the main thread's // context is freed. fz_close_document(doc); fz_free_context(ctx); return 0; }
static void drawpage(fz_context *ctx, fz_document *doc, int pagenum) { fz_page *page; fz_display_list *list = NULL; fz_device *dev = NULL; int start; fz_cookie cookie = { 0 }; fz_var(list); fz_var(dev); fz_try(ctx) { page = fz_load_page(doc, pagenum - 1); } fz_catch(ctx) { fz_throw(ctx, "cannot load page %d in file '%s'", pagenum, filename); } float zoom; fz_matrix ctm; fz_rect bounds, bounds2; fz_bbox bbox; fz_pixmap *pix = NULL; int w, h; fz_var(pix); bounds = fz_bound_page(doc, page); zoom = resolution / 72; ctm = fz_scale(zoom, zoom); ctm = fz_concat(ctm, fz_rotate(rotation)); bounds2 = fz_transform_rect(ctm, bounds); bbox = fz_round_rect(bounds2); /* Make local copies of our width/height */ w = width; h = height; /* If a resolution is specified, check to see whether w/h are * exceeded; if not, unset them. */ if (res_specified) { int t; t = bbox.x1 - bbox.x0; if (w && t <= w) w = 0; t = bbox.y1 - bbox.y0; if (h && t <= h) h = 0; } /* Now w or h will be 0 unless then need to be enforced. */ if (w || h) { float scalex = w/(bounds2.x1-bounds2.x0); float scaley = h/(bounds2.y1-bounds2.y0); if (fit) { if (w == 0) scalex = 1.0f; if (h == 0) scaley = 1.0f; } else { if (w == 0) scalex = scaley; if (h == 0) scaley = scalex; } if (!fit) { if (scalex > scaley) scalex = scaley; else scaley = scalex; } ctm = fz_concat(ctm, fz_scale(scalex, scaley)); bounds2 = fz_transform_rect(ctm, bounds); } bbox = fz_round_rect(bounds2); /* TODO: banded rendering and multi-page ppm */ fz_try(ctx) { pix = fz_new_pixmap_with_bbox(ctx, colorspace, bbox); fz_clear_pixmap_with_value(ctx, pix, 255); dev = fz_new_draw_device(ctx, pix); if (list) fz_run_display_list(list, dev, ctm, bbox, &cookie); else fz_run_page(doc, page, dev, ctm, &cookie); fz_free_device(dev); dev = NULL; int size = fz_pixmap_height(ctx, pix) * fz_pixmap_width(ctx, pix); inplace_reorder(fz_pixmap_samples(ctx, pix), size); size_t x_offset = (width - fz_pixmap_width(ctx, pix)) / 2; size_t y_offset = (height - fz_pixmap_height(ctx, pix)) / 2;; if (toggle_decors) { x_offset += decor_left_width; y_offset += decor_top_height; } for (int i = 0; i < fz_pixmap_height(ctx, pix); ++i) { memcpy(&GFX(gfx_ctx, x_offset, y_offset + i), &fz_pixmap_samples(ctx, pix)[fz_pixmap_width(ctx, pix) * i * 4], fz_pixmap_width(ctx, pix) * 4); } } fz_always(ctx) { fz_free_device(dev); dev = NULL; fz_drop_pixmap(ctx, pix); } fz_catch(ctx) { fz_free_display_list(ctx, list); fz_free_page(doc, page); fz_rethrow(ctx); } if (list) fz_free_display_list(ctx, list); fz_free_page(doc, page); fz_flush_warnings(ctx); if (cookie.errors) errored = 1; }
static void drawpage(fz_context *ctx, fz_document *doc, int pagenum) { fz_page *page; fz_display_list *list = NULL; fz_device *dev = NULL; int start; fz_cookie cookie = { 0 }; int needshot = 0; fz_var(list); fz_var(dev); if (showtime) { start = gettime(); } fz_try(ctx) { page = fz_load_page(doc, pagenum - 1); } fz_catch(ctx) { fz_throw(ctx, "cannot load page %d in file '%s'", pagenum, filename); } if (mujstest_file) { fz_interactive *inter = fz_interact(doc); fz_widget *widget = NULL; if (inter) widget = fz_first_widget(inter, page); if (widget) { fprintf(mujstest_file, "GOTO %d\n", pagenum); needshot = 1; } for (;widget; widget = fz_next_widget(inter, widget)) { fz_rect rect = fz_widget_bbox(widget); int w = (rect.x1-rect.x0); int h = (rect.y1-rect.y0); int len; int type = fz_widget_get_type(widget); ++mujstest_count; switch (type) { default: fprintf(mujstest_file, "%% UNKNOWN %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1); break; case FZ_WIDGET_TYPE_PUSHBUTTON: fprintf(mujstest_file, "%% PUSHBUTTON %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1); break; case FZ_WIDGET_TYPE_CHECKBOX: fprintf(mujstest_file, "%% CHECKBOX %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1); break; case FZ_WIDGET_TYPE_RADIOBUTTON: fprintf(mujstest_file, "%% RADIOBUTTON %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1); break; case FZ_WIDGET_TYPE_TEXT: { int maxlen = fz_text_widget_max_len(inter, widget); int texttype = fz_text_widget_content_type(inter, widget); /* If height is low, assume a single row, and base * the width off that. */ if (h < 10) { w = (w+h-1) / (h ? h : 1); h = 1; } /* Otherwise, if width is low, work off height */ else if (w < 10) { h = (w+h-1) / (w ? w : 1); w = 1; } else { w = (w+9)/10; h = (h+9)/10; } len = w*h; if (len < 2) len = 2; if (len > maxlen) len = maxlen; fprintf(mujstest_file, "%% TEXT %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1); switch (texttype) { default: case FZ_WIDGET_CONTENT_UNRESTRAINED: fprintf(mujstest_file, "TEXT %d ", mujstest_count); escape_string(mujstest_file, len-3, lorem); fprintf(mujstest_file, "\n"); break; case FZ_WIDGET_CONTENT_NUMBER: fprintf(mujstest_file, "TEXT %d\n", mujstest_count); break; case FZ_WIDGET_CONTENT_SPECIAL: fprintf(mujstest_file, "TEXT %lld\n", 46702919800LL + mujstest_count); break; case FZ_WIDGET_CONTENT_DATE: fprintf(mujstest_file, "TEXT Jun %d 1979\n", 1 + ((13 + mujstest_count) % 30)); break; case FZ_WIDGET_CONTENT_TIME: ++mujstest_count; fprintf(mujstest_file, "TEXT %02d:%02d\n", ((mujstest_count/60) % 24), mujstest_count % 60); break; } break; } case FZ_WIDGET_TYPE_LISTBOX: fprintf(mujstest_file, "%% LISTBOX %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1); break; case FZ_WIDGET_TYPE_COMBOBOX: fprintf(mujstest_file, "%% COMBOBOX %0.2f %0.2f %0.2f %0.2f\n", rect.x0, rect.y0, rect.x1, rect.y1); break; } fprintf(mujstest_file, "CLICK %0.2f %0.2f\n", (rect.x0+rect.x1)/2, (rect.y0+rect.y1)/2); } } if (uselist) { fz_try(ctx) { list = fz_new_display_list(ctx); dev = fz_new_list_device(ctx, list); fz_run_page(doc, page, dev, fz_identity, &cookie); } fz_always(ctx) { fz_free_device(dev); dev = NULL; } fz_catch(ctx) { fz_free_display_list(ctx, list); fz_free_page(doc, page); fz_throw(ctx, "cannot draw page %d in file '%s'", pagenum, filename); } } if (showxml) { fz_try(ctx) { dev = fz_new_trace_device(ctx); fz_printf(out, "<page number=\"%d\">\n", pagenum); if (list) fz_run_display_list(list, dev, fz_identity, fz_infinite_rect, &cookie); else fz_run_page(doc, page, dev, fz_identity, &cookie); fz_printf(out, "</page>\n"); } fz_always(ctx) { fz_free_device(dev); dev = NULL; } fz_catch(ctx) { fz_free_display_list(ctx, list); fz_free_page(doc, page); fz_rethrow(ctx); } } if (showtext) { fz_text_page *text = NULL; fz_var(text); fz_try(ctx) { text = fz_new_text_page(ctx, fz_bound_page(doc, page)); dev = fz_new_text_device(ctx, sheet, text); if (list) fz_run_display_list(list, dev, fz_identity, fz_infinite_rect, &cookie); else fz_run_page(doc, page, dev, fz_identity, &cookie); fz_free_device(dev); dev = NULL; if (showtext == TEXT_XML) { fz_print_text_page_xml(ctx, out, text); } else if (showtext == TEXT_HTML) { fz_print_text_page_html(ctx, out, text); } else if (showtext == TEXT_PLAIN) { fz_print_text_page(ctx, out, text); fz_printf(out, "\f\n"); } } fz_always(ctx) { fz_free_device(dev); dev = NULL; fz_free_text_page(ctx, text); } fz_catch(ctx) { fz_free_display_list(ctx, list); fz_free_page(doc, page); fz_rethrow(ctx); } } if (showmd5 || showtime) printf("page %s %d", filename, pagenum); #ifdef GDI_PLUS_BMP_RENDERER // hack: use -G0 to "enable GDI+" when saving as TGA if (output && (strstr(output, ".bmp") || strstr(output, ".tga") && !gamma_value)) drawbmp(ctx, doc, page, list, pagenum); else #endif if (output || showmd5 || showtime) { float zoom; fz_matrix ctm; fz_rect bounds, tbounds; fz_bbox ibounds; fz_pixmap *pix = NULL; int w, h; fz_var(pix); bounds = fz_bound_page(doc, page); zoom = resolution / 72; ctm = fz_scale(zoom, zoom); ctm = fz_concat(ctm, fz_rotate(rotation)); tbounds = fz_transform_rect(ctm, bounds); ibounds = fz_round_rect(tbounds); /* convert to integers */ /* Make local copies of our width/height */ w = width; h = height; /* If a resolution is specified, check to see whether w/h are * exceeded; if not, unset them. */ if (res_specified) { int t; t = ibounds.x1 - ibounds.x0; if (w && t <= w) w = 0; t = ibounds.y1 - ibounds.y0; if (h && t <= h) h = 0; } /* Now w or h will be 0 unless they need to be enforced. */ if (w || h) { float scalex = w / (tbounds.x1 - tbounds.x0); float scaley = h / (tbounds.y1 - tbounds.y0); if (fit) { if (w == 0) scalex = 1.0f; if (h == 0) scaley = 1.0f; } else { if (w == 0) scalex = scaley; if (h == 0) scaley = scalex; } if (!fit) { if (scalex > scaley) scalex = scaley; else scaley = scalex; } ctm = fz_concat(ctm, fz_scale(scalex, scaley)); tbounds = fz_transform_rect(ctm, bounds); } ibounds = fz_round_rect(tbounds); /* TODO: banded rendering and multi-page ppm */ fz_try(ctx) { pix = fz_new_pixmap_with_bbox(ctx, colorspace, ibounds); if (savealpha) fz_clear_pixmap(ctx, pix); else fz_clear_pixmap_with_value(ctx, pix, 255); dev = fz_new_draw_device(ctx, pix); if (list) fz_run_display_list(list, dev, ctm, tbounds, &cookie); else fz_run_page(doc, page, dev, ctm, &cookie); fz_free_device(dev); dev = NULL; if (invert) fz_invert_pixmap(ctx, pix); if (gamma_value != 1) fz_gamma_pixmap(ctx, pix, gamma_value); if (savealpha) fz_unmultiply_pixmap(ctx, pix); if (output) { char buf[512]; sprintf(buf, output, pagenum); if (strstr(output, ".pgm") || strstr(output, ".ppm") || strstr(output, ".pnm")) fz_write_pnm(ctx, pix, buf); else if (strstr(output, ".pam")) fz_write_pam(ctx, pix, buf, savealpha); else if (strstr(output, ".png")) fz_write_png(ctx, pix, buf, savealpha); else if (strstr(output, ".pbm")) { fz_bitmap *bit = fz_halftone_pixmap(ctx, pix, NULL); fz_write_pbm(ctx, bit, buf); fz_drop_bitmap(ctx, bit); } /* SumatraPDF: support TGA as output format */ else if (strstr(output, ".tga")) fz_write_tga(ctx, pix, buf, savealpha); } if (showmd5) { unsigned char digest[16]; int i; fz_md5_pixmap(pix, digest); printf(" "); for (i = 0; i < 16; i++) printf("%02x", digest[i]); } } fz_always(ctx) { fz_free_device(dev); dev = NULL; fz_drop_pixmap(ctx, pix); } fz_catch(ctx) { fz_free_display_list(ctx, list); fz_free_page(doc, page); fz_rethrow(ctx); } }
static void pdfapp_showpage(pdfapp_t *app, int loadpage, int drawpage, int repaint) { char buf[256]; fz_device *idev; fz_device *tdev; fz_colorspace *colorspace; fz_matrix ctm; fz_bbox bbox; wincursor(app, WAIT); if (loadpage) { if (app->page_list) fz_free_display_list(app->page_list); if (app->page_text) fz_free_text_span(app->page_text); if (app->page_links) pdf_free_link(app->page_links); if (app->xref) pdfapp_loadpage_pdf(app); if (app->xps) pdfapp_loadpage_xps(app); /* Zero search hit position */ app->hit = -1; app->hitlen = 0; /* Extract text */ app->page_text = fz_new_text_span(); tdev = fz_new_text_device(app->page_text); fz_execute_display_list(app->page_list, tdev, fz_identity, fz_infinite_bbox); fz_free_device(tdev); } if (drawpage) { sprintf(buf, "%s - %d/%d (%d dpi)", app->doctitle, app->pageno, app->pagecount, app->resolution); wintitle(app, buf); ctm = pdfapp_viewctm(app); bbox = fz_round_rect(fz_transform_rect(ctm, app->page_bbox)); /* Draw */ if (app->image) fz_drop_pixmap(app->image); if (app->grayscale) colorspace = fz_device_gray; else #ifdef _WIN32 colorspace = fz_device_bgr; #else colorspace = fz_device_rgb; #endif app->image = fz_new_pixmap_with_rect(colorspace, bbox); fz_clear_pixmap_with_color(app->image, 255); idev = fz_new_draw_device(app->cache, app->image); fz_execute_display_list(app->page_list, idev, ctm, bbox); fz_free_device(idev); } if (repaint) { pdfapp_panview(app, app->panx, app->pany); if (app->shrinkwrap) { int w = app->image->w; int h = app->image->h; if (app->winw == w) app->panx = 0; if (app->winh == h) app->pany = 0; if (w > app->scrw * 90 / 100) w = app->scrw * 90 / 100; if (h > app->scrh * 90 / 100) h = app->scrh * 90 / 100; if (w != app->winw || h != app->winh) winresize(app, w, h); } winrepaint(app); wincursor(app, ARROW); } fz_flush_warnings(); }
static void drawpage(fz_context *ctx, fz_document *doc, int pagenum) { fz_page *page; fz_link *links; fz_display_list *list = NULL; fz_device *dev = NULL; int start; fz_var(list); fz_var(dev); if (showtime) { start = gettime(); } fz_try(ctx) { page = fz_load_page(doc, pagenum - 1); } fz_catch(ctx) { fz_throw(ctx, "cannot load page %d in file '%s'", pagenum, filename); } fz_try(ctx) { links = fz_load_links(doc, page); } fz_catch(ctx) { fz_throw(ctx, "cannot load links for page %d in file '%s'", pagenum, filename); } if (uselist) { fz_try(ctx) { list = fz_new_display_list(ctx); dev = fz_new_list_device(ctx, list); fz_run_page(doc, page, dev, fz_identity, NULL); } fz_catch(ctx) { fz_free_device(dev); fz_free_display_list(ctx, list); fz_free_page(doc, page); fz_throw(ctx, "cannot draw page %d in file '%s'", pagenum, filename); } fz_free_device(dev); dev = NULL; } if (showjson) { fz_text_page *text = NULL; fz_var(text); fz_try(ctx) { text = fz_new_text_page(ctx, fz_bound_page(doc, page)); dev = fz_new_text_device(ctx, sheet, text); if (list) fz_run_display_list(list, dev, fz_identity, fz_infinite_bbox, NULL); else fz_run_page(doc, page, dev, fz_identity, NULL); fz_free_device(dev); dev = NULL; fz_print_text_page_json(ctx, stdout, text, links); printf("\f\n"); } fz_catch(ctx) { fz_free_device(dev); fz_free_text_page(ctx, text); fz_free_display_list(ctx, list); fz_free_page(doc, page); fz_rethrow(ctx); } fz_free_text_page(ctx, text); } if (showmd5 || showtime) printf("page %s %d", filename, pagenum); if (output || showmd5 || showtime) { float zoom; fz_matrix ctm; fz_rect bounds, bounds2; fz_bbox bbox; fz_pixmap *pix = NULL; int w, h; fz_var(pix); bounds = fz_bound_page(doc, page); zoom = resolution / 72; ctm = fz_scale(zoom, zoom); ctm = fz_concat(ctm, fz_rotate(rotation)); bounds2 = fz_transform_rect(ctm, bounds); bbox = fz_round_rect(bounds2); /* Make local copies of our width/height */ w = width; h = height; /* If a resolution is specified, check to see whether w/h are * exceeded; if not, unset them. */ if (res_specified) { int t; t = bbox.x1 - bbox.x0; if (w && t <= w) w = 0; t = bbox.y1 - bbox.y0; if (h && t <= h) h = 0; } /* Now w or h will be 0 unless then need to be enforced. */ if (w || h) { float scalex = w/(bounds2.x1-bounds2.x0); float scaley = h/(bounds2.y1-bounds2.y0); if (fit) { if (w == 0) scalex = 1.0f; if (h == 0) scaley = 1.0f; } else { if (w == 0) scalex = scaley; if (h == 0) scaley = scalex; } if (!fit) { if (scalex > scaley) scalex = scaley; else scaley = scalex; } ctm = fz_concat(ctm, fz_scale(scalex, scaley)); bounds2 = fz_transform_rect(ctm, bounds); } bbox = fz_round_rect(bounds2); /* TODO: banded rendering and multi-page ppm */ fz_try(ctx) { pix = fz_new_pixmap_with_bbox(ctx, colorspace, bbox); if (savealpha) fz_clear_pixmap(ctx, pix); else fz_clear_pixmap_with_value(ctx, pix, 255); dev = fz_new_draw_device(ctx, pix); if (list) fz_run_display_list(list, dev, ctm, bbox, NULL); else fz_run_page(doc, page, dev, ctm, NULL); fz_free_device(dev); dev = NULL; if (invert) fz_invert_pixmap(ctx, pix); if (gamma_value != 1) fz_gamma_pixmap(ctx, pix, gamma_value); if (savealpha) fz_unmultiply_pixmap(ctx, pix); if (output) { char buf[512]; sprintf(buf, output, pagenum); if (strstr(output, ".pgm") || strstr(output, ".ppm") || strstr(output, ".pnm")) fz_write_pnm(ctx, pix, buf); else if (strstr(output, ".pam")) fz_write_pam(ctx, pix, buf, savealpha); else if (strstr(output, ".png")) fz_write_png(ctx, pix, buf, savealpha); else if (strstr(output, ".pbm")) { fz_bitmap *bit = fz_halftone_pixmap(ctx, pix, NULL); fz_write_pbm(ctx, bit, buf); fz_drop_bitmap(ctx, bit); } } if (showmd5) { unsigned char digest[16]; int i; fz_md5_pixmap(pix, digest); printf(" "); for (i = 0; i < 16; i++) printf("%02x", digest[i]); } fz_drop_pixmap(ctx, pix); } fz_catch(ctx) { fz_free_device(dev); fz_drop_pixmap(ctx, pix); fz_free_display_list(ctx, list); fz_free_page(doc, page); fz_rethrow(ctx); } }
static void drawpage(xps_context *ctx, int pagenum) { xps_page *page; fz_display_list *list; fz_device *dev; int start; int code; if (showtime) { start = gettime(); } code = xps_load_page(&page, ctx, pagenum - 1); if (code) die(fz_rethrow(code, "cannot load page %d in file '%s'", pagenum, filename)); list = NULL; if (uselist) { list = fz_new_display_list(); dev = fz_new_list_device(list); xps_run_page(ctx, page, dev, fz_identity); fz_free_device(dev); } if (showxml) { dev = fz_new_trace_device(); printf("<page number=\"%d\">\n", pagenum); if (list) fz_execute_display_list(list, dev, fz_identity, fz_infinite_bbox); else xps_run_page(ctx, page, dev, fz_identity); printf("</page>\n"); fz_free_device(dev); } if (showtext) { fz_text_span *text = fz_new_text_span(); dev = fz_new_text_device(text); if (list) fz_execute_display_list(list, dev, fz_identity, fz_infinite_bbox); else xps_run_page(ctx, page, dev, fz_identity); fz_free_device(dev); printf("[Page %d]\n", pagenum); if (showtext > 1) fz_debug_text_span_xml(text); else fz_debug_text_span(text); printf("\n"); fz_free_text_span(text); } if (showmd5 || showtime) printf("page %s %d", filename, pagenum); if (output || showmd5 || showtime) { float zoom; fz_matrix ctm; fz_rect rect; fz_bbox bbox; fz_pixmap *pix; rect.x0 = rect.y0 = 0; rect.x1 = page->width; rect.y1 = page->height; zoom = resolution / 96; ctm = fz_translate(0, -page->height); ctm = fz_concat(ctm, fz_scale(zoom, zoom)); bbox = fz_round_rect(fz_transform_rect(ctm, rect)); /* TODO: banded rendering and multi-page ppm */ pix = fz_new_pixmap_with_rect(colorspace, bbox); if (savealpha) fz_clear_pixmap(pix); else fz_clear_pixmap_with_color(pix, 255); dev = fz_new_draw_device(glyphcache, pix); if (list) fz_execute_display_list(list, dev, ctm, bbox); else xps_run_page(ctx, page, dev, ctm); fz_free_device(dev); if (output) { char buf[512]; sprintf(buf, output, pagenum); if (strstr(output, ".pgm") || strstr(output, ".ppm") || strstr(output, ".pnm")) fz_write_pnm(pix, buf); else if (strstr(output, ".pam")) fz_write_pam(pix, buf, savealpha); else if (strstr(output, ".png")) fz_write_png(pix, buf, savealpha); } if (showmd5) { fz_md5 md5; unsigned char digest[16]; int i; fz_md5_init(&md5); fz_md5_update(&md5, pix->samples, pix->w * pix->h * pix->n); fz_md5_final(&md5, digest); printf(" "); for (i = 0; i < 16; i++) printf("%02x", digest[i]); } fz_drop_pixmap(pix); } if (list) fz_free_display_list(list); if (showtime) { int end = gettime(); int diff = end - start; if (diff < timing.min) { timing.min = diff; timing.minpage = pagenum; } if (diff > timing.max) { timing.max = diff; timing.maxpage = pagenum; } timing.total += diff; timing.count ++; printf(" %dms", diff); } if (showmd5 || showtime) printf("\n"); }