From 53216b5578830fca6dec4cdf5d463eb2dd12e804 Mon Sep 17 00:00:00 2001 From: lilo_booter Date: Fri, 23 Sep 2005 06:16:53 +0000 Subject: [PATCH] + Bounds checking on chroma samples git-svn-id: https://mlt.svn.sourceforge.net/svnroot/mlt/trunk/mlt@828 d19143bc-622f-0410-bfdd-b5b2a6649095 --- src/modules/plus/filter_charcoal.c | 5 ++++- 1 files changed, 4 insertions(+), 1 deletions(-) diff --git a/src/modules/plus/filter_charcoal.c b/src/modules/plus/filter_charcoal.c index cb0b13e..f48f37f 100644 --- a/src/modules/plus/filter_charcoal.c +++ b/src/modules/plus/filter_charcoal.c @@ -101,6 +101,7 @@ static int filter_get_image( mlt_frame this, uint8_t **image, mlt_image_format * int sum1; int sum2; float sum; + int val; // Loop for each row for ( y = 0; y < *height; y ++ ) @@ -127,7 +128,9 @@ static int filter_get_image( mlt_frame this, uint8_t **image, mlt_image_format * *p ++ = !invert ? ( sum >= 16 && sum <= 235 ? 251 - sum : sum < 16 ? 235 : 16 ) : ( sum >= 16 && sum <= 235 ? sum : sum < 16 ? 16 : 235 ); q ++; - *p ++ = 128 + mix * ( *q ++ - 128 ); + val = 128 + mix * ( *q ++ - 128 ); + val = val < 16 ? 16 : val > 240 ? 240 : val; + *p ++ = val; } } -- 1.7.4.4