From 745f4bcc2c1deaa562cce01fa52e38b0220aed31 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Thu, 15 Dec 2016 15:52:48 +0100 Subject: [PATCH] avfilter/vsrc_testsrc: draw_bar: make sure width is not negative Reported-by: Josh de Kock Signed-off-by: Paul B Mahol --- libavfilter/vsrc_testsrc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavfilter/vsrc_testsrc.c b/libavfilter/vsrc_testsrc.c index 08f6e07e50..422f6d8c54 100644 --- a/libavfilter/vsrc_testsrc.c +++ b/libavfilter/vsrc_testsrc.c @@ -1309,8 +1309,8 @@ static void draw_bar(TestSourceContext *test, const uint8_t color[4], x = FFMIN(x, test->w - 1); y = FFMIN(y, test->h - 1); - w = FFMIN(w, test->w - x); - h = FFMIN(h, test->h - y); + w = FFMAX(FFMIN(w, test->w - x), 0); + h = FFMAX(FFMIN(h, test->h - y), 0); av_assert0(x + w <= test->w); av_assert0(y + h <= test->h); -- 2.11.0