From e2d3e82dfd607ee1db51076e16d8ddc3140ae753 Mon Sep 17 00:00:00 2001
From: Benoit Fouet <benoit.fouet@free.fr>
Date: Fri, 18 Jan 2008 11:27:28 +0000
Subject: [PATCH] More verbose error log message.

Originally committed as revision 11556 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavdevice/x11grab.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavdevice/x11grab.c b/libavdevice/x11grab.c
index 61c14355aa..8ff34bf2b0 100644
--- a/libavdevice/x11grab.c
+++ b/libavdevice/x11grab.c
@@ -113,7 +113,7 @@ x11grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     }
 
     if (!ap || ap->width <= 0 || ap->height <= 0 || ap->time_base.den <= 0) {
-        av_log(s1, AV_LOG_ERROR, "AVParameters don't have any video size. Use -s.\n");
+        av_log(s1, AV_LOG_ERROR, "AVParameters don't have video size and/or rate. Use -s and -r.\n");
         return AVERROR(EIO);
     }