From 1d0d42d81a5952c96f6457b5868f54f7ea973a86 Mon Sep 17 00:00:00 2001
From: Zhiming Wang <i@zhimingwang.org>
Date: Sun, 26 Jul 2020 12:41:29 +0800
Subject: [PATCH] filter: test_paditer: register_all before testing the overlay
 filter

avfilter_register_all required on FFmpeg <4 before avfilter_get_by_name can
find the builtin filters.
---
 src/filter/mod.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/filter/mod.rs b/src/filter/mod.rs
index 1513278..b7a58ab 100644
--- a/src/filter/mod.rs
+++ b/src/filter/mod.rs
@@ -65,6 +65,7 @@ mod tests {
 
     #[test]
     fn test_paditer() {
+        register_all();
         assert_eq!(
             find("overlay")
                 .unwrap()