diff options
Diffstat (limited to 'source/pdf/pdf-cmap-load.c')
-rw-r--r-- | source/pdf/pdf-cmap-load.c | 43 |
1 files changed, 21 insertions, 22 deletions
diff --git a/source/pdf/pdf-cmap-load.c b/source/pdf/pdf-cmap-load.c index 2e431215..46338539 100644 --- a/source/pdf/pdf-cmap-load.c +++ b/source/pdf/pdf-cmap-load.c @@ -18,14 +18,13 @@ pdf_cmap_size(fz_context *ctx, pdf_cmap *cmap) * Load CMap stream in PDF file */ pdf_cmap * -pdf_load_embedded_cmap(pdf_document *doc, pdf_obj *stmobj) +pdf_load_embedded_cmap(fz_context *ctx, pdf_document *doc, pdf_obj *stmobj) { fz_stream *file = NULL; pdf_cmap *cmap = NULL; pdf_cmap *usecmap; pdf_obj *wmode; pdf_obj *obj = NULL; - fz_context *ctx = doc->ctx; int phase = 0; fz_var(phase); @@ -33,39 +32,39 @@ pdf_load_embedded_cmap(pdf_document *doc, pdf_obj *stmobj) fz_var(file); fz_var(cmap); - if (pdf_obj_marked(stmobj)) + if (pdf_obj_marked(ctx, stmobj)) fz_throw(ctx, FZ_ERROR_GENERIC, "Recursion in embedded cmap"); - if ((cmap = pdf_find_item(ctx, pdf_free_cmap_imp, stmobj)) != NULL) + if ((cmap = pdf_find_item(ctx, pdf_drop_cmap_imp, stmobj)) != NULL) { return cmap; } fz_try(ctx) { - file = pdf_open_stream(doc, pdf_to_num(stmobj), pdf_to_gen(stmobj)); + file = pdf_open_stream(ctx, doc, pdf_to_num(ctx, stmobj), pdf_to_gen(ctx, stmobj)); phase = 1; cmap = pdf_load_cmap(ctx, file); phase = 2; - fz_close(file); + fz_drop_stream(ctx, file); file = NULL; - wmode = pdf_dict_gets(stmobj, "WMode"); - if (pdf_is_int(wmode)) - pdf_set_cmap_wmode(ctx, cmap, pdf_to_int(wmode)); - obj = pdf_dict_gets(stmobj, "UseCMap"); - if (pdf_is_name(obj)) + wmode = pdf_dict_gets(ctx, stmobj, "WMode"); + if (pdf_is_int(ctx, wmode)) + pdf_set_cmap_wmode(ctx, cmap, pdf_to_int(ctx, wmode)); + obj = pdf_dict_gets(ctx, stmobj, "UseCMap"); + if (pdf_is_name(ctx, obj)) { - usecmap = pdf_load_system_cmap(ctx, pdf_to_name(obj)); + usecmap = pdf_load_system_cmap(ctx, pdf_to_name(ctx, obj)); pdf_set_usecmap(ctx, cmap, usecmap); pdf_drop_cmap(ctx, usecmap); } - else if (pdf_is_indirect(obj)) + else if (pdf_is_indirect(ctx, obj)) { phase = 3; - pdf_mark_obj(obj); - usecmap = pdf_load_embedded_cmap(doc, obj); - pdf_unmark_obj(obj); + pdf_mark_obj(ctx, obj); + usecmap = pdf_load_embedded_cmap(ctx, doc, obj); + pdf_unmark_obj(ctx, obj); phase = 4; pdf_set_usecmap(ctx, cmap, usecmap); pdf_drop_cmap(ctx, usecmap); @@ -76,20 +75,20 @@ pdf_load_embedded_cmap(pdf_document *doc, pdf_obj *stmobj) fz_catch(ctx) { if (file) - fz_close(file); + fz_drop_stream(ctx, file); if (cmap) pdf_drop_cmap(ctx, cmap); if (phase < 1) - fz_rethrow_message(ctx, "cannot open cmap stream (%d %d R)", pdf_to_num(stmobj), pdf_to_gen(stmobj)); + fz_rethrow_message(ctx, "cannot open cmap stream (%d %d R)", pdf_to_num(ctx, stmobj), pdf_to_gen(ctx, stmobj)); else if (phase < 2) - fz_rethrow_message(ctx, "cannot parse cmap stream (%d %d R)", pdf_to_num(stmobj), pdf_to_gen(stmobj)); + fz_rethrow_message(ctx, "cannot parse cmap stream (%d %d R)", pdf_to_num(ctx, stmobj), pdf_to_gen(ctx, stmobj)); else if (phase < 3) - fz_rethrow_message(ctx, "cannot load system usecmap '%s'", pdf_to_name(obj)); + fz_rethrow_message(ctx, "cannot load system usecmap '%s'", pdf_to_name(ctx, obj)); else { if (phase == 3) - pdf_unmark_obj(obj); - fz_rethrow_message(ctx, "cannot load embedded usecmap (%d %d R)", pdf_to_num(obj), pdf_to_gen(obj)); + pdf_unmark_obj(ctx, obj); + fz_rethrow_message(ctx, "cannot load embedded usecmap (%d %d R)", pdf_to_num(ctx, obj), pdf_to_gen(ctx, obj)); } } |