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| author | Sebastian Rasmussen <sebras@hotmail.com> | 2010-06-05 17:57:51 +0200 |
|---|---|---|
| committer | Sebastian Rasmussen <sebras@hotmail.com> | 2010-06-05 17:57:51 +0200 |
| commit | f2b9f911bbf55fdc55ecc1dca9986c041810d93c (patch) | |
| tree | c58091a720f9cac8d6c4a1a4fcb2f689e528e61f | |
| parent | ff007e9e3b22219ae2d5ce3518ef8060d28d1371 (diff) | |
| download | mupdf-f2b9f911bbf55fdc55ecc1dca9986c041810d93c.tar.xz | |
Fix bug where input values to PostScript functions were not clamped.
| -rw-r--r-- | mupdf/pdf_function.c | 6 |
1 files changed, 5 insertions, 1 deletions
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) |