avfilter/vf_epx: stop doing read overflow

3 years ago · 2ba38beb79
parent 6f9b4b3e15
commit 2ba38beb79
1 changed files with 2 additions and 2 deletions
--- a/libavfilter/vf_epx.c
+++ b/libavfilter/vf_epx.c
@ -100,7 +100,7 @@ static int epx2_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
            src_line[1] = src_line[2];
            src_line[2] = src_line[1];
-            if (y < height - 1)
+            if (y < height - 2)
                src_line[2] += src_linesize;
        }
    }
@ -187,7 +187,7 @@ static int epx3_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
            src_line[1] = src_line[2];
            src_line[2] = src_line[1];
-            if (y < height - 1)
+            if (y < height - 2)
                src_line[2] += src_linesize;
        }
    }