From 0f9f24c9cfd291c7ece4d3bad64fdf06d107168a Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 2 May 2014 02:08:19 +0200 Subject: [PATCH] avfilter/vf_yadif: fix filtering a single image Found-by: wm4 Signed-off-by: Michael Niedermayer --- libavfilter/vf_yadif.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/libavfilter/vf_yadif.c b/libavfilter/vf_yadif.c index 9427994f3d..22a28be46d 100644 --- a/libavfilter/vf_yadif.c +++ b/libavfilter/vf_yadif.c @@ -325,8 +325,9 @@ static int filter_frame(AVFilterLink *link, AVFrame *frame) yadif->cur = yadif->next; yadif->next = frame; - if (!yadif->cur) - return 0; + if (!yadif->cur && + !(yadif->cur = av_frame_clone(yadif->next))) + return AVERROR(ENOMEM); if (checkstride(yadif, yadif->next, yadif->cur)) { av_log(ctx, AV_LOG_VERBOSE, "Reallocating frame due to differing stride\n"); @@ -352,9 +353,8 @@ static int filter_frame(AVFilterLink *link, AVFrame *frame) return ff_filter_frame(ctx->outputs[0], yadif->out); } - if (!yadif->prev && - !(yadif->prev = av_frame_clone(yadif->cur))) - return AVERROR(ENOMEM); + if (!yadif->prev) + return 0; yadif->out = ff_get_video_buffer(ctx->outputs[0], link->w, link->h); if (!yadif->out)