From dd9907847c0d8a4836c441cfdd58c5ad31f9b819 Mon Sep 17 00:00:00 2001
From: Nikolas Bowe <nbowe@google.com>
Date: Mon, 8 Apr 2019 15:22:10 -0700
Subject: avcodec/bintext: Add error message when resolution is too small for
 font.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavcodec/bintext.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavcodec/bintext.c b/libavcodec/bintext.c
index d85f2c2dd4..49b75c9e27 100644
--- a/libavcodec/bintext.c
+++ b/libavcodec/bintext.c
@@ -93,8 +93,10 @@ static av_cold int decode_init(AVCodecContext *avctx)
             break;
         }
     }
-    if (avctx->width < FONT_WIDTH || avctx->height < s->font_height)
+    if (avctx->width < FONT_WIDTH || avctx->height < s->font_height) {
+        av_log(avctx, AV_LOG_ERROR, "Resolution too small for font.\n");
         return AVERROR_INVALIDDATA;
+    }
 
     return 0;
 }
-- 
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