From 46c50b1726b27604f05511f7661e1e40e891a0e5 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 16 Jun 2012 01:54:11 +0200 Subject: [PATCH] vf_pad: check that we have write permission before writing in the buffer. Signed-off-by: Michael Niedermayer --- libavfilter/vf_pad.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c index 413fde1f6c..08a1f8e668 100644 --- a/libavfilter/vf_pad.c +++ b/libavfilter/vf_pad.c @@ -284,7 +284,7 @@ static void start_frame(AVFilterLink *inlink, AVFilterBufferRef *inpicref) ) break; } - pad->needs_copy= plane < 4 && outpicref->data[plane]; + pad->needs_copy= plane < 4 && outpicref->data[plane] || !(outpicref->perms & AV_PERM_WRITE); if(pad->needs_copy){ av_log(inlink->dst, AV_LOG_DEBUG, "Direct padding impossible allocating new frame\n"); avfilter_unref_buffer(outpicref); -- 2.11.0