From f2b9f911bbf55fdc55ecc1dca9986c041810d93c Mon Sep 17 00:00:00 2001 From: Sebastian Rasmussen Date: Sat, 5 Jun 2010 17:57:51 +0200 Subject: Fix bug where input values to PostScript functions were not clamped. --- mupdf/pdf_function.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/mupdf/pdf_function.c b/mupdf/pdf_function.c index d112afae..7d94af8b 100644 --- a/mupdf/pdf_function.c +++ b/mupdf/pdf_function.c @@ -1533,7 +1533,11 @@ pdf_evalfunction(pdf_function *func, float *in, int inlen, float *out, int outle psinitstack(&st); for (i = 0; i < func->m; ++i) - SAFE_PUSHREAL(&st, in[i]); + { + float x; + x = CLAMP(in[i], func->domain[i][0], func->domain[i][1]); + SAFE_PUSHREAL(&st, x); + } error = evalpostscriptfunc(func, &st, 0); if (error) -- cgit v1.2.3