From e4517104c7465c39c86fb8c2eddcdc4cde48b248 Mon Sep 17 00:00:00 2001 From: Sebastian Rasmussen Date: Thu, 26 Jul 2012 01:38:55 +0200 Subject: Assume default value for negative sample function dimension size --- pdf/pdf_function.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'pdf') diff --git a/pdf/pdf_function.c b/pdf/pdf_function.c index 09002ad0..eab7bedf 100644 --- a/pdf/pdf_function.c +++ b/pdf/pdf_function.c @@ -936,7 +936,14 @@ load_sample_func(pdf_function *func, pdf_document *xref, pdf_obj *dict, int num, if (pdf_array_len(obj) > func->m) fz_warn(ctx, "too many sample function dimension sizes"); for (i = 0; i < func->m; i++) + { func->u.sa.size[i] = pdf_to_int(pdf_array_get(obj, i)); + if (func->u.sa.size[i] < 0) + { + fz_warn(ctx, "negative sample function dimension size"); + func->u.sa.size[i] = 1; + } + } obj = pdf_dict_gets(dict, "BitsPerSample"); func->u.sa.bps = bps = pdf_to_int(obj); -- cgit v1.2.3