From 1572484f62c59da6755fbcebf09821ada8c43728 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Fri, 3 Jun 2011 13:11:39 +0200
Subject: [PATCH] bktr: don't error when AVFormatParameters.time_base isn't
 set.

There's a private option for it now.
---
 libavdevice/bktr.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/libavdevice/bktr.c b/libavdevice/bktr.c
index 7cae48f5fd..6e19a61103 100644
--- a/libavdevice/bktr.c
+++ b/libavdevice/bktr.c
@@ -251,11 +251,6 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
     AVRational fps;
     int ret = 0;
 
-    if (ap->time_base.den <= 0) {
-        ret = AVERROR(EINVAL);
-        goto out;
-    }
-
 #if FF_API_FORMAT_PARAMETERS
     if (ap->standard) {
         if (!strcasecmp(ap->standard, "pal"))