From 897805286913feac6bac6aba6fbfca7d1d4e5824 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= <u@pkh.me>
Date: Sat, 13 Jun 2015 20:49:42 +0200
Subject: [PATCH] avfilter/lut3d: assert on pixel format descriptor

inlink->format is supposed to be set to a valid format controlled by query_formats().
---
 libavfilter/vf_lut3d.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavfilter/vf_lut3d.c b/libavfilter/vf_lut3d.c
index 28a285069f..5bdbb7983b 100644
--- a/libavfilter/vf_lut3d.c
+++ b/libavfilter/vf_lut3d.c
@@ -707,6 +707,8 @@ static int config_clut(AVFilterLink *inlink)
     LUT3DContext *lut3d = ctx->priv;
     const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
 
+    av_assert0(desc);
+
     lut3d->clut_is16bit = 0;
     switch (inlink->format) {
     case AV_PIX_FMT_RGB48: