From 362ab940fc5d1ba5ad55a3e797a38d98beda78a0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= <u@pkh.me>
Date: Sat, 3 May 2014 22:39:31 +0200
Subject: [PATCH] avfilter/phase: add comment on the context cached frame.

---
 libavfilter/vf_phase.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_phase.c b/libavfilter/vf_phase.c
index 2dcc6faa49..281f73636b 100644
--- a/libavfilter/vf_phase.c
+++ b/libavfilter/vf_phase.c
@@ -42,7 +42,7 @@ enum PhaseMode {
 typedef struct PhaseContext {
     const AVClass *class;
     enum PhaseMode mode;
-    AVFrame *frame;
+    AVFrame *frame; /* previous frame */
     int nb_planes;
     int planeheight[4];
     int linesize[4];